WO2014046095A1 - エポキシおよびアルコキシシリル基含有シルセスキオキサンおよびその組成物 - Google Patents
エポキシおよびアルコキシシリル基含有シルセスキオキサンおよびその組成物 Download PDFInfo
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- WO2014046095A1 WO2014046095A1 PCT/JP2013/075051 JP2013075051W WO2014046095A1 WO 2014046095 A1 WO2014046095 A1 WO 2014046095A1 JP 2013075051 W JP2013075051 W JP 2013075051W WO 2014046095 A1 WO2014046095 A1 WO 2014046095A1
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- 0 *ONc1ccccc1 Chemical compound *ONc1ccccc1 0.000 description 5
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N CCc1ccccc1 Chemical compound CCc1ccccc1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- YXFVVABEGXRONW-UHFFFAOYSA-N Cc1ccccc1 Chemical compound Cc1ccccc1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 2
- WAPNOHKVXSQRPX-UHFFFAOYSA-N CC(c1ccccc1)O Chemical compound CC(c1ccccc1)O WAPNOHKVXSQRPX-UHFFFAOYSA-N 0.000 description 1
- XYYJMADPFXZNGP-UHFFFAOYSA-N CCOSc1ccccc1 Chemical compound CCOSc1ccccc1 XYYJMADPFXZNGP-UHFFFAOYSA-N 0.000 description 1
- NSBIQPJIWUJBBX-UHFFFAOYSA-N CONc1ccccc1 Chemical compound CONc1ccccc1 NSBIQPJIWUJBBX-UHFFFAOYSA-N 0.000 description 1
- NBADVBNRRHVIAO-UHFFFAOYSA-N OSc1ccccc1 Chemical compound OSc1ccccc1 NBADVBNRRHVIAO-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
- C08G65/22—Cyclic ethers having at least one atom other than carbon and hydrogen outside the ring
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/0834—Compounds having one or more O-Si linkage
- C07F7/0838—Compounds with one or more Si-O-Si sequences
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/21—Cyclic compounds having at least one ring containing silicon, but no carbon in the ring
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/045—Polysiloxanes containing less than 25 silicon atoms
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
- C08G77/18—Polysiloxanes containing silicon bound to oxygen-containing groups to alkoxy or aryloxy groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/54—Silicon-containing compounds
- C08K5/541—Silicon-containing compounds containing oxygen
- C08K5/5425—Silicon-containing compounds containing oxygen containing at least one C=C bond
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/852—Encapsulations
- H10H20/854—Encapsulations characterised by their material, e.g. epoxy or silicone resins
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- H10W74/476—
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2190/00—Compositions for sealing or packing joints
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
- H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
Definitions
- the present invention relates to a curable resin composition useful for applications such as a coating agent, an optical material or an electronic material, and a cured product obtained by curing the curable resin composition.
- LEDs light emitting diodes
- LEDs light emitting diodes
- information terminals such as touch panels, mobile phones or smartphones, or lighting
- the high performance is calculated
- a dimethylsiloxane-based silicone resin or a random siloxane-based curable resin composition is used (see, for example, Patent Documents 3 and 4). These curable resin compositions are cured by condensation between silanol groups or by a hydrosilylation reaction between a carbon-carbon double bond and a SiH group using a platinum catalyst.
- siloxane-based curable resin compositions are widely used as sealing materials for LEDs and the like because they can maintain high transparency even when exposed to heat or light over a long period of time.
- problems with low adhesion to the substrate, low refractive index of the resin relative to the value required for the sealing material, and compatibility between the tackiness of the cured product surface and the cracking property during curing Therefore, further improvements are required for the curable resin composition.
- the gas barrier property is sufficient as compared with the conventional epoxy resin. Furthermore, it has been found that when a dimethyl silicone resin is exposed to high heat for a long period of time, the resin gradually decomposes to lose its thickness, and the gas barrier properties and mechanical properties decrease with time. We are trying to improve thermophysical properties and mechanical properties by introducing a tough skeleton into the side chain of the silicone resin, but eventually the dimethylsilicone site deteriorates and corrosive gas penetrates from there, so long-term It is not completely supplemented with respect to maintaining physical properties.
- the object of the present invention is high heat resistance, heat yellowing, light resistance, transparency and refractive index, adhesion to the substrate, heat cycle resistance, mechanical properties, gas barrier properties and durability after long-term high temperature test. It is to provide a curable resin composition satisfying or improving at least one of the characteristics such as excellent properties and the cured product thereof.
- the present inventor has intensively studied to solve the above problems. As a result, it has been found that the above problem can be solved by using a curable resin composition having the following constitution, and the present invention has been completed.
- the present invention has the following configuration.
- a silicon compound obtained by subjecting the following compound (a), compound (b) and compound (c) to a hydrosilylation reaction.
- Compound (a) A silsesquioxane derivative having two or more SiH molecules in one molecule.
- Compound (b) A compound having epoxy and / or oxetanyl and alkenyl having 2 to 18 carbon atoms in one molecule.
- Compound (c) A compound having alkoxysilyl and alkenyl having 2 to 18 carbon atoms in one molecule. 2.
- the compound (a) is at least one selected from the group consisting of compounds represented by the following formulas (a-1) to (a-5), and the compound (b) is represented by the formula (b-1) to the formula ( 2.
- R is a group independently selected from alkyl having 1 to 45 carbons, cycloalkyl having 4 to 8 carbons, aryl having 6 to 14 carbons and arylalkyl having 7 to 24 carbons;
- at least one hydrogen may be replaced with fluorine, and at least one non-adjacent —CH 2 — may be replaced with —O— or —CH ⁇ CH—;
- aryl and arylalkyl In the benzene ring therein, at least one hydrogen may be replaced with halogen or alkyl having 1 to 10 carbon atoms, and in the alkyl having 1 to 10 carbon atoms, at least one hydrogen may be replaced with fluorine, And at least one non-adjacent —CH 2 — may be replaced by —O— or —CH ⁇ CH—;
- the number of carbon atoms of the alkylene in the rualkyl is 1-10, and at least one non-adjacent —
- one of R 3 and R 4 is alkenyl having 2 to 10 carbon atoms, and one —CH 2 — in the alkenyl May be replaced by —O— or 1,4-phenylene, and the other is hydrogen or alkyl having 1 to 6 carbon atoms.
- R 5 is alkenyl having 2 to 10 carbon atoms, and one —CH 2 — in the alkenyl may be replaced by —O— or 1,4-phenylene, and R 6 is It is alkyl having 1 to 6 carbon atoms or hydrogen. 3.
- R 6 is alkyl having 1 to 6 carbons or hydrogen. 6).
- a curable resin composition comprising the following (A) to (C).
- (A) The silicon compound according to any one of 1 to 5 above (B) epoxy and / or oxetane resin (C) curing agent 7.
- p is a number that satisfies 0 ⁇ p ⁇ 4. 8).
- the epoxy and / or oxetane resin represented by (B) is an epoxy and / or oxetane resin containing no silicon atom in the molecule.
- the curing agent represented by (C) is a light or thermal cationic polymerization initiator, a metal chelate salt, or an organic metal. 10.
- An LED sealing material comprising the curable resin composition according to any one of items 6 to 11. 13.
- a sealing material comprising the curable resin composition according to any one of items 6 to 9.
- 14 10.
- 15. An insulating film containing the cured product according to 14 above.
- the cured product of the curable resin composition of the present invention has high heat resistance, heat yellowing resistance, light resistance, transparency and refractive index, excellent adhesion to the substrate, heat cycle resistance, mechanical properties and gas barrier properties, In addition, it is useful as an LED encapsulant because it can maintain high gas barrier properties and mechanical properties even when exposed to high temperatures for a long period of time.
- the color conversion material containing the cured product of the curable resin composition of the present invention has excellent phosphor dispersibility, and stably converts the light emitted from the optical semiconductor over a long period of time without light unevenness. can do.
- the curable resin composition can be provided by varnish or the like, and can be further photocured.
- the (A) silicon compound in the curable resin composition of the present invention provides an epoxy resin and a cured product by condensation / crosslinking of alkoxysilyl groups and epoxy crosslinking. Since the curable resin composition of the present invention has a low content of epoxy groups involved in crosslinking, a highly transparent cured product can be obtained.
- the (A) silicon compound of the present invention is excellent in compatibility with other components, a cured product that is uniformly and densely crosslinked can be obtained from the curable resin composition having the silicon compound. Moreover, it can prepolymerize by hydrolyzing and condensing the alkoxysilyl group of a silicon compound, and can obtain the hardened
- the curable resin composition of the present invention has both high transparency and gas barrier properties, and is mixed with low viscosity, adhesion, heat cycle resistance and reflow resistance, and nano-reinforcing body. And satisfying at least one physical property of low thermal expansion, high elasticity and high glass transition temperature.
- FIG. 1 shows an NMR chart of Synthesis Example 1.
- FIG. 2 shows an NMR chart of Synthesis Example 3.
- FIG. 3 shows an NMR chart of Synthesis Example 4.
- FIG. 4 shows the NMR chart of Synthesis Example 5.
- FIG. 5 shows the NMR chart of Synthesis Example 6.
- FIG. 6 shows the NMR chart of Synthesis Example 9.
- FIG. 7 shows the NMR chart of Synthesis Example 25.
- FIG. 8 shows the NMR chart of Synthesis Example 26.
- FIG. 9 shows the NMR chart of Synthesis Example 27.
- the compound represented by formula (1) may be referred to as compound (1).
- compounds represented by other formulas may be referred to in a simplified manner.
- the silicon compound obtained by the present invention may be simply expressed as a silicon compound.
- the expression “at least one“ A ”may be replaced by“ B ”” means that when “A” is one, the position of “A” is arbitrary, and the number of “A” is Even when there are two or more, it means that their positions can be selected without limitation.
- the expression “at least one A may be replaced by B, C or D” means that any A is replaced by B, any A is replaced by C, and any A is D When replaced, it means that a plurality of A are further replaced by at least two of B, C, and D.
- alkyl in which at least one —CH 2 — may be replaced by —O— or —CH ⁇ CH— includes alkyl, alkenyl, alkoxy, alkoxyalkyl, alkoxyalkenyl and alkenyloxyalkyl.
- any —CH 2 — in alkyl or alkylene may be replaced by —O— does not include the replacement of all of a plurality of consecutive —CH 2 — with —O—. Further, a plurality of oxygen atoms do not continue as in —O—O—.
- the display data of the electronic balance is shown using g (gram) which is a mass unit.
- the mass% and mass ratio are data based on such numerical values.
- the curable resin composition of the present invention comprises (A) a silicon compound, (B) an epoxy and / or oxetane resin and (C) a curing agent obtained by the present invention, which can be cured by heating or light irradiation. It is also possible to include a silane coupling agent as necessary.
- ⁇ (A) Silicon compound obtained by the present invention The silicon compound contained in the curable resin composition of the present invention is obtained by a hydrosilylation reaction of the following compound (a), compound (b) and compound (c). Furthermore, a silanol-containing silicon compound can be generated by silanolizing alkoxysilyl.
- cross-linking with alkoxysilyl group or other compound having silanol proceeds rapidly, high water vapor barrier property, high transparency, low thermal expansion, high glass transition temperature, heat cycle resistance and adhesion. Can acquire at least one physical property.
- Compound (a) is a silsesquioxane derivative having two or more SiH groups in one molecule.
- the number of SiH groups in the compound (a) is 2 or more, preferably 4.
- Compound (b) is a compound having epoxy and / or oxetanyl in one molecule and alkenyl having 2 to 18 carbon atoms, and preferably has one or more epoxy and / or oxetanyl in one molecule.
- Compound (c) is a compound having alkoxysilyl and alkenyl having 2 to 18 carbon atoms in one molecule.
- alkoxysilyl include methoxysilyl, ethoxysilyl, propoxysilyl, and butoxysilyl.
- the molecular weight of the compound (c) is preferably from 100 to 500, and more preferably from 100 to 250.
- the proportion of the structural units derived from each of the compound (a), the compound (b) and the compound (c) in the (A) silicon compound used in the present invention is the molar fraction of each compound as ⁇ , ⁇ , ⁇ , respectively. Then, [ ⁇ ⁇ number of SiH groups contained in one molecule of compound (a) ⁇ ⁇ ⁇ number of alkenyl contained in one molecule ⁇ + ⁇ ⁇ alkenyl contained in one molecule of compound (c) It is preferable to set the number ⁇ .
- the hydrosilylation reaction of the compound (a), the compound (b) and the compound (c) may be carried out by simultaneously adding the compound (a), the compound (b) and the compound (c).
- the compound (a) and the compound (c) are subjected to a hydrosilylation reaction so that “the number of moles of SiH groups contained in (a)> the number of moles of alkenyl contained in (c)”, and then an excess amount of the compound ( It is preferable to carry out the reaction by adding b) and subjecting the unreacted SiH group and the alkenyl of the compound (b) to a hydrosilylation reaction.
- the hydrosilylation reaction is preferably performed in a solvent.
- the solvent used for the hydrosilylation reaction is not particularly limited as long as it does not inhibit the progress of the reaction.
- Preferred solvents include hydrocarbon solvents such as hexane and heptane, aromatic hydrocarbon solvents such as benzene, toluene and xylene, ether solvents such as diethyl ether, tetrahydrofuran (THF) and dioxane, methylene chloride and tetra Examples thereof include halogenated hydrocarbon solvents such as carbon chloride, and ester solvents such as ethyl acetate.
- solvents may be used alone or in combination.
- aromatic hydrocarbon solvents are preferable, and toluene is most preferable among them.
- the hydrosilylation reaction may be performed at room temperature. Heating may be performed to promote polymerization. It may be cooled to control exothermic or undesirable polymerization due to polymerization.
- a catalyst can be used as necessary.
- the amount used is preferably 10 ⁇ 9 to 1 mol%, more preferably 10 ⁇ 7 to 10 ⁇ 3 mol%, based on the ratio of the transition metal contained in the catalyst to the hydrosilyl group.
- silsesquioxane having two or more SiH groups in one molecule examples include compounds represented by the following formulas (a-1) to (a-5).
- the compound (a) is preferably at least one selected from the group consisting of compounds represented by the following formulas (a-1) to (a-5).
- R represents alkyl having 1 to 45 carbon atoms, cycloalkyl having 4 to 8 carbon atoms, aryl having 6 to 14 carbon atoms, and arylalkyl having 7 to 24 carbon atoms. Is a group independently selected from
- At least one hydrogen may be replaced with fluorine, and at least one non-adjacent —CH 2 — may be replaced with —O— or —CH ⁇ CH—.
- At least one hydrogen may be replaced with halogen or alkyl having 1 to 10 carbon atoms.
- at least one hydrogen may be replaced with fluorine, and at least one non-adjacent —CH 2 — may be replaced with —O— or —CH ⁇ CH—.
- the number of carbon atoms of the alkylene in the arylalkyl is 1 to 10, and at least one non-adjacent —CH 2 — may be replaced by —O—.
- R is preferably a group independently selected from cyclopentyl, cyclohexyl, phenyl and alkyl having 1 to 10 carbon atoms.
- alkyl having 1 to 10 carbon atoms at least one hydrogen may be replaced with fluorine, and at least one non-adjacent —CH 2 — may be replaced with —O—.
- phenyl at least one hydrogen may be replaced with a halogen such as fluorine or an alkyl having 1 to 10 carbon atoms.
- R is more preferably cyclopentyl, cyclohexyl, or phenyl in which at least one hydrogen may be replaced by chlorine, fluorine, methyl, methoxy or trifluoromethyl, more preferably cyclohexyl or phenyl, and Most preferably it is.
- R 1 in the formulas (a-1) to (a-5) is a group independently selected from alkyl having 1 to 4 carbon atoms, cyclopentyl, cyclohexyl and phenyl.
- alkyl having 1 to 4 carbon atoms are methyl, ethyl, propyl, 2-methylethyl, butyl and t-butyl.
- Preferred examples of R 1 or R 2 are methyl and phenyl.
- R 1 and R 2 are preferably the same group.
- R 2 in formulas (a-1) and (a-3) to (a-5) is also defined in the same manner as R 1 .
- n is an integer of 1 to 100.
- a compound represented by the following formula (a-1-1) is more preferable.
- Me represents methyl.
- the compound of the formula (a-1-1) can be synthesized according to the method described in International Publication No. 2004/024741. Other compounds can also be obtained according to known methods.
- Examples of the compound (b) include compounds represented by the following formulas (b-1) to (b-5).
- one of R 3 and R 4 is alkenyl having 2 to 10 carbon atoms, and one —CH 2 — in the alkenyl May be replaced by —O— or 1,4-phenylene or 1,2phenylene, the other being hydrogen or alkyl having 1 to 6 carbon atoms.
- (B-4) is monoallyl diglycidyl isocyanurate.
- the compound represented by the formula (b-1-1) is allyl glycidyl ether (trade name) sold by Tokyo Chemical Industry Co., Ltd.
- the compound represented by the formula (b-3-1) is The compound represented by Celoxide 2000 (trade name) and formula (b-4-1) sold by Daicel is monoallyl diglycidyl isocyanurate (trade name) and formula (b) sold by Shikoku Kasei Co., Ltd.
- As the compound represented by -5-1), allyl phenyl glycidyl ether (trade name) sold by Yokkaichi Gosei Co., Ltd. can be used.
- Examples of the compound (c) include compounds represented by the following formula (c-1).
- R 5 is alkenyl having 2 to 10 carbon atoms, and one —CH 2 — in the alkenyl may be replaced by —O— or 1,4-phenylene, and R 6 is It is alkyl having 1 to 6 carbon atoms or hydrogen.
- the compound (c) is more preferably a compound represented by the following formula (c-1-1).
- R 6 is alkyl having 1 to 6 carbons or hydrogen.
- Specific examples of the compound of the formula (c-1-1) include vinyltrimethoxysilane, vinyltriethoxysilane, vinyltripropoxysilane and vinyltriisopropoxysilane.
- the silicon compound (A) used in the present invention is preferably a silsesquioxane represented by the following formula ( ⁇ ).
- p is a number satisfying 0 ⁇ p ⁇ 4, preferably 0.1 or more, more preferably 0.5 or more, and 3.9 or less. Preferably, it is 3.5 or less.
- Compound (c) having alkoxysilyl is obtained by hydrosilylating compound (a) which is silsesquioxane having two or more SiH groups in one molecule together with compound (b) having epoxy in one molecule.
- the compound (A) obtained has an epoxy and / or oxetanyl and an alkoxysilyl group, as shown in the formula ( ⁇ ).
- the content of the (A) silicon compound in the curable resin composition of the present invention is preferably 10 to 90% by mass, and preferably 20 to 60% by mass based on the total amount of the curable resin composition. Is more preferable. By setting it within this range, excellent properties are shown with respect to heat resistance, transparency, yellowing resistance, heat yellowing resistance, and light resistance.
- the curable resin composition of the present invention contains an epoxy and / or oxetane resin.
- an oxetane compound or oxetane resin which is a 4-membered cyclic ether may be referred to as an epoxy resin.
- an epoxy and / or oxetane resin containing no silicon atom in the molecule is preferable.
- Examples of the epoxy resin containing no silicon atom in the molecule include a compound represented by the following formula ( ⁇ ) and a hydrogenated bisphenol-A type epoxy resin represented by the following formula ( ⁇ ).
- the epoxy resin represented by the formula ( ⁇ ) is commercially available, for example, as Celoxide (trade name) 2021P manufactured by Daicel Corporation, and the epoxy resin represented by the formula ( ⁇ ) is, for example, It is commercially available as jER (trade name) YX8000 manufactured by Mitsubishi Chemical Corporation and can be easily obtained.
- oxetane resins such as Aron Oxetane (registered trademark) manufactured by Toagosei Co., Ltd.
- the curing agent may be appropriately selected depending on the type of (A) silicon compound to be used. For example, when the above formulas (a-1) to (a-5) are used, they are appropriately selected depending on the type of X in these formulas. Usually, a cationic polymerization initiator is preferably used.
- the cationic polymerization initiator examples include an active energy ray cationic polymerization initiator (photocation polymerization initiator) that generates a cationic species or Lewis acid by an active energy ray such as ultraviolet rays, and a cationic species or Lewis acid that is generated by heat.
- an active energy ray cationic polymerization initiator photocation polymerization initiator
- a thermal cationic polymerization initiator can be mentioned.
- active energy ray cationic polymerization initiator examples include metal fluoroboron complex salts and boron trifluoride complex compounds, bis (perfluoroalkylsulfonyl) methane metal salts, aryldiazonium compounds, and dicarbonyls of Group IIIa to Va elements of the periodic table.
- Chelates, thiopyrylium salts, MF 6 (periodic table group VIb elements in the form of anions; M is selected from phosphorus, antimony and arsenic), arylsulfonium complex salts, aromatic iodonium complex salts and aromatic sulfonium complex salts, and bis [ 4- (Diphenylsulfonio) phenyl] sulfide-bis-hexafluorometal salt.
- a mixed ligand metal salt of an iron compound can also be used.
- active energy ray cationic polymerization initiator examples include arylsulfonium complex salts, aromatic sulfonium or iodonium salts of halogen-containing complex ions, and aromatic onium salts of Group II, Group Va and Group VIa elements of the periodic table. It is done. Some of these salts are commercially available.
- thermal cationic polymerization initiator examples include cationic catalysts such as triflic acid salts and boron trifluoride or protonic acid catalysts, and triflic acid salts are particularly preferable.
- triflic acid salt examples include diethyl ammonium triflate, diisopropyl ammonium triflate, and ethyl diisopropyl ammonium triflate.
- aromatic onium salts that are also used as active energy ray cationic polymerization initiators, there are those that generate cationic species by heat, and these can also be used as thermal cationic polymerization initiators.
- aromatic onium salts are preferable in that they are excellent in handleability, latency and curability balance.
- diazonium salts, iodonium salts, sulfonium salts, and phosphonium salts are preferred in that they are excellent in handleability and latent balance.
- the cationic polymerization initiator may be used alone or in combination of two or more.
- a metal chelate compound can be used as the curing agent.
- a composite catalyst of an organoaluminum compound and an organosilicon compound having a silanol group or a composite catalyst of an organoaluminum compound and an organosilicon compound having an alkoxy group can be used.
- Examples of the metal chelate salt compound include a composite catalyst of an organoaluminum compound and an organosilicon compound having a silanol group, a composite catalyst of an organoaluminum compound and an organosilicon compound having an alkoxy group, and an organic titanium chelate compound.
- organoaluminum compounds include aluminum complexes such as trisacetylacetonate aluminum, trisethylacetonate aluminum, trissalicylaldehyde and tris (ortho-carbonylphenolate) aluminum, and aluminum metals such as aluminum stearate and aluminum benzoate. Examples include salts, as well as aluminum alkoxides.
- organoaluminum compounds include aluminum complexes such as trisacetylacetonate aluminum, trisethylacetonate aluminum, trissalicylaldehyde and tris (ortho-carbonylphenolate) aluminum, and aluminum metals such as aluminum stearate and aluminum benzoate.
- a salt, aluminum alkoxide, etc. are mentioned.
- the metal chelate salt compounds may be used alone or in combination of two or more.
- organometallic compounds include organotin compounds.
- organotin compounds dibutyltin diacetate, dibutyltin dioctate, dibutyltin dilaurate, dibutyltin diacetylacetonate, dibutyltin dimaleic acid monobutyl ester, dioctyltin diacetate, dioctyltin malate, dioctyltin dimaleic acid monobutyl ester, bis (acetoxydibutyl Tin) oxide, bis (lauroxydibutyltin) oxide, dibutyltin oxyacetate dibutyltin oxyoctylate and dibutyltin oxylaurate dibutyltin bismethylmalate.
- the organometallic compounds may be used alone or in combination of two or more.
- the content of the (C) curing agent in the curable resin composition of the present invention is not particularly limited, but the curing reaction proceeds sufficiently to obtain the desired cured product, and does not cause a decrease in physical properties of the cured product.
- the curing reaction proceeds sufficiently to obtain the desired cured product, and does not cause a decrease in physical properties of the cured product.
- the curable resin composition of the present invention preferably further contains a silane coupling agent in addition to the components (A) to (C).
- a silane coupling agent By including the silane coupling agent, the dispersibility of the phosphor can be enhanced.
- Examples of the silane coupling agent include compounds represented by the following general formula.
- R 7 is a group having a reactive functional group represented by FG—R 9 —, FG is an epoxy, amino group, vinyl group, (meth) acryl, and R 9 has 1 carbon atom. 10 to 10 linear or cyclic alkylene or phenylene. R 8 is alkyl having 1 to 4 carbons. Z is an integer of 0 to 3.
- the content of the silane coupling agent in the curable resin composition of the present invention is preferably 0 to 40% by mass, preferably 2 to 20% by mass, based on the total amount of the curable resin composition. More preferred. By setting it as this range, the adhesiveness of the curable resin composition with respect to a board
- the curable resin composition of the present invention may contain a nano-reinforcing material in addition to the components represented by the above (A) to (D).
- the nano reinforcing material include nano silica filler.
- nano silica filler examples include wet or dry fumed silica or fused silica having an average particle diameter of preferably 1 nm to less than 1,000 nm, more preferably 5 nm to 500 nm, and still more preferably 10 nm to 50 nm.
- Aerosil (registered trademark) 200 (trade name), Aerosil (registered trademark) 300 (trade name), Aerosil (registered trademark) RX300 (trade name), Aerosil (registered trademark) manufactured by Nippon Aerosil (registered trademark) Co., Ltd. ) R812 (trade name), Aerosil (registered trademark) R8200 (trade name), Aeroxide (registered trademark) Alu130 (trade name) and Aeroxide (registered trademark) TiO 2 P25 (trade name).
- the content of the nano-reinforcing material is preferably 1 to 30% by mass based on the total amount of the curable resin composition.
- the cross-linking reaction between the nano-reinforcing body and the silicon compound of the present invention can also be obtained by adding the nano-reinforcing body and the silicon compound of the present invention in a solvent and stirring and refluxing at a temperature of 80 to 220 ° C. for 1 to 48 hours. .
- a solution of the nano reinforcing body and the silicon compound of the present invention is added to Starburst (trade name) manufactured by Sugino Machine Co., Ltd.
- Starburst trade name manufactured by Sugino Machine Co., Ltd.
- the cross-linking reaction between the nano-reinforcing body and the silicon compound of the present invention may be further performed under heating and refluxing conditions.
- the obtained cross-linked product of the nano-reinforcing body and the silicon compound of the present invention can be separated into a solvent and particles by centrifugation and obtained after drying.
- the curable resin composition of the present invention may contain a phosphor in addition to the components represented by the above (A) to (C).
- the phosphor is preferably an inorganic particle used as a phosphor for a light emitting diode (LED), more preferably a white LED phosphor.
- Y, Gd Al, Ga 5 O 12 : Ce 3+
- Ba, Sr, Ca 2 SiO 4 : Eu 2+
- nitride which are called YAG and are widely used
- Examples thereof include CaAlSiN 3 : Eu 2+ which is a phosphor.
- the content of the phosphor in the curable resin composition of the present invention is deeply related to the transmittance and color of light transmitted through the color conversion material, and therefore 5 to 5 on the basis of the total amount of the curable resin composition. It is preferable that it is 50 mass%.
- the content of the phosphor in the curable resin composition is 50% by mass or less, the transmittance does not decrease and the luminance does not decrease.
- the content is 5% by mass or more, the color of the transmitted light is reduced. It does not change.
- the phosphor used in the curable resin composition of the present invention is preferably surface-treated with the silane coupling agent in order to improve dispersibility, transparency, weather resistance, moisture resistance, and the like.
- These silane coupling agents may use only 1 type and may use 2 or more types together by arbitrary combinations and ratios.
- the amount of the silane coupling agent used is 0.1% by mass or more with respect to the mass of the phosphor, the surface coating will not be incomplete, and dispersibility, transparency, weather resistance and moisture resistance will be improved. If it is 5 mass% or less, the light emission characteristics of the phosphor are not impaired.
- the curable resin composition of the present invention may further contain an organic solvent.
- the organic solvent include hydrocarbon solvents such as hexane and heptane, aromatic hydrocarbon solvents such as benzene, toluene and xylene, ether solvents such as diethyl ether, tetrahydrofuran (THF) and dioxane.
- Halogenated hydrocarbon solvents such as methylene chloride and carbon tetrachloride, ester solvents such as ethyl acetate, and ketone solvents such as acetone and 2-butanone. These solvents may be used alone or in combination.
- the content of the organic solvent in the curable resin composition of the present invention is preferably 0 to 30% by mass, more preferably 1 to 20% by mass based on the total amount of the curable resin composition. . By setting it as this range, the viscosity of the curable resin composition can be lowered.
- An antioxidant may be added to the curable resin composition of the present invention. By adding an antioxidant, it is possible to prevent oxidative deterioration during heating and to obtain a cured product with little coloring.
- antioxidants are phenolic, sulfur and phosphorus antioxidants.
- the blending ratio of the antioxidant in the curable resin composition of the present invention is preferably 0.0001 to 0.1 by mass ratio based on the total amount of the curable resin composition.
- antioxidants examples include monophenols, bisphenols, polymer-type phenols, sulfur-based antioxidants, phosphites, and oxaphosphaphenanthrene oxides.
- Examples of monophenols include 2,6-di-t-butyl-p-cresol, butylated hydroxyanisole, 2,6-di-t-butyl-p-ethylphenol, and stearyl- ⁇ - (3,5 -Di-t-butyl-4-hydroxyphenyl) propionate.
- bisphenols examples include 2,2′-methylenebis (4-methyl-6-tert-butylphenol), 2,2′-methylenebis (4-ethyl-6-tert-butylphenol), 4,4′-thiobis ( 3-methyl-6-t-butylphenol), 4,4′-butylidenebis (3-methyl-6-t-butylphenol) and 3,9-bis [1,1-dimethyl-2- ⁇ - (3-t -Butyl-4-hydroxy-5-methylphenyl) propionyloxy ⁇ ethyl] 2,4,8,10-tetraoxaspiro [5,5] undecane.
- polymer type phenols examples include 1,1,3-tris (2-methyl-4-hydroxy-5-tert-butylphenyl) butane, 1,3,5-trimethyl-2,4,6-tris. (3,5-di-tert-butyl-4-hydroxybenzyl) benzene, tetrakis- [methylene-3- (3 ′, 5′-di-tert-butyl-4′-hydroxyphenyl) propionate] methane, bis [ 3,3′-bis- (4′-hydroxy-3′-t-butylphenyl) butyric acid] glycol ester, 1,3,5-tris (3 ′, 5′-di-t-butyl-4 ′ -Hydroxybenzyl) -S-triazine-2,4,6- (1H, 3H, 5H) trione and tocophenol.
- phosphites include triphenyl phosphite, diphenyl isodecyl phosphite, phenyl diisodecyl phosphite, tris (nonylphenyl) phosphite, diisodecyl pentaerythritol phosphite, tris (2,4-di-t-butylphenyl).
- Phosphite Phosphite, cyclic neopentanetetraylbis (octadecyl) phosphite, cyclic neopentanetetraylbi (2,4-di-tert-butylphenyl) phosphite, cyclic neopentanetetraylbi (2,4-di -T-butyl-4-methylphenyl) phosphite and bis [2-t-butyl-6-methyl-4- ⁇ 2- (octadecyloxycarbonyl) ethyl ⁇ phenyl] hydrogen phosphite.
- oxaphosphaphenanthrene oxides for example, 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide, 10- (3,5-di-t-butyl-4-hydroxybenzyl)- 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide and 10-decyloxy-9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide.
- antioxidants can be used alone, but are particularly preferably used in combination with phenolic / sulfuric or phenolic / phosphorous.
- IRGANOX 1010 (trade name)
- IRGAFOS 168 (trade name)” manufactured by BASF Japan Ltd. can be used alone, or these can be mixed. Can also be used.
- UV absorber In order to improve light resistance, you may mix
- the ultraviolet absorber a general ultraviolet absorber for plastics can be used.
- the blending ratio in the curable resin composition of the present invention is preferably 0.0001 to 0.1 by mass ratio based on the total amount of the curable resin composition.
- ultraviolet absorber examples include salicylic acids, benzophenones, benzotriazoles and hindered amines.
- salicylic acids examples include phenyl salicylate, pt-butylphenyl salicylate, and p-octylphenyl salicylate.
- benzophenones examples include 2,4-dihydroxybenzophenone, 2-hydroxy-4-methoxybenzophenone, 2-hydroxy-4-octoxybenzophenone, 2-hydroxy-4-dodecyloxybenzophenone, 2,2′-dihydroxy- Examples include 4-methoxybenzophenone, 2,2′-dihydroxy-4,4′-dimethoxybenzophenone, and 2-hydroxy-4-methoxy-5-sulfobenzophenone.
- benzotriazoles examples include 2- (2′-hydroxy-5′-methylphenyl) benzotriazole, 2- (2′-hydroxy-5′-tert-butylphenyl) benzotriazole, 2- (2′- Hydroxy-3 ′, 5′-ditert-butylphenyl) benzotriazole, 2- (2′-hydroxy-3′-tert-butyl-5′-methylphenyl) -5-chlorobenzotriazole, 2- (2 ′ -Hydroxy-3 ', 5'-ditert-butylphenyl) -5-chlorobenzotriazole, 2- (2'-hydroxy-3', 5'-ditert-amylphenyl) benzotriazole and 2- ⁇ (2 '-Hydroxy-3', 3 '', 4 '', 5 '', 6 ''-tetrahydrophthalimidomethyl) -5'-methylphenol Le ⁇ benzotriazole.
- hindered amines include bis (2,2,6,6-tetramethyl-4-piperidyl) sebacate, bis (1,2,2,6,6-pentamethyl-4-piperidyl) sebacate and bis ( 1,2,2,6,6-pentamethyl-4-piperidyl) [ ⁇ 3,5-bis (1,1-dimethylethyl) -4-hydroxyphenyl ⁇ methyl] butyl malonate.
- a cured product obtained by curing the curable resin composition of the present invention can be produced, for example, by the following method.
- the liquids (I) and (II) prepared are stirred and mixed, and then degassed under reduced pressure.
- a support substrate such as a film or poured into a mold and a thermal cationic polymerization initiator is added as a curing agent, the mixture is heated at 125 ° C. for 1 hour, and finally heated at 150 ° C. for 2 to 5 hours.
- a cationic photocuring agent When a cationic photocuring agent is added, it can be cured by exposing to 100 to 2000 mJ / cm 2 of ultraviolet rays (i-line).
- the transparency of the cured product obtained by curing the curable resin composition of the present invention is calculated according to JIS K7363 (1999) by measuring the transmittance of the cured product before and after the heat resistance test with an ultraviolet-visible spectrophotometer. Evaluation is based on yellowness (YI value) and light transmittance retention. At this time, it is preferable that the yellowness (YI value) and light transmittance retention at 150 ° C. are 20 or less and 70% or more, respectively. When each value falls within these ranges, it indicates that the cured product is colorless and highly transparent, and can be particularly preferably used in fields such as an optical semiconductor encapsulant that requires transparency.
- the curable resin composition of the invention can be heat-cured or photocured to form a film, a sheet, or a film.
- the cured product thus obtained can be used for various applications.
- Sealing material and sealing material are materials that work to block intruders from the outside and protect the inside.
- the sealing material is, for example, a material that fills a hole or prevents entry of a foreign substance from the outside.
- Specific examples include an optical semiconductor (LED) sealing material and a semiconductor sealing material.
- LED optical semiconductor
- a sealing material the material which bonds a film or a layer etc. as an adhesive material is mentioned, for example.
- the insulating film include an interlayer insulating film in a laminated substrate and a material used for insulation between metal wirings.
- the coating film of the present invention can be obtained by applying the curable resin composition of the present invention on a substrate.
- Pt catalyst 13 ⁇ L was added using a microsyringe, and allyl glycidyl ether (43 g) manufactured by Tokyo Chemical Industry Co., Ltd. was slowly dropped from the dropping funnel and stirred for 2 hours. Furthermore, Pt catalyst (92 ⁇ L) was added, Silaplane S210 (trade name) (26 g) manufactured by JNC Corporation was added, and the mixture was stirred for 2 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst (30 ⁇ L) was added using a microsyringe, and allyloxyoxetane (17.5 g) manufactured by Yokkaichi Gosei Co., Ltd. was added dropwise from the dropping funnel and stirred for 1 hour. Furthermore, Silaplane S210 (trade name) (31.9 g) manufactured by JNC Corporation was added and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst (30 ⁇ L) was added using a microsyringe, and allyl phenyl glycidyl ether (14.6 g) manufactured by Yokkaichi Synthesis Co., Ltd. was slowly dropped from the dropping funnel and stirred for 1 hour. Next, JNC Corp. Silaplane S210 (45.5 g) was added dropwise and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst (30 ⁇ L) was added using a microsyringe, and allyloxyoxetane (17.5 g) manufactured by Yokkaichi Gosei Co., Ltd. was added dropwise from the dropping funnel and stirred for 1 hour.
- allyl glycidyl ether (13.2 g) manufactured by Tokyo Chemical Industry Co., Ltd. was slowly added dropwise and stirred for 1 hour.
- Silaplane S210 (trade name) (17.1 g) manufactured by JNC Corporation was added and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst (30 ⁇ L) was added using a microsyringe, Daicel Chemical Co., Ltd. Celoxide 2000 (14.4 g) was slowly dropped from the dropping funnel and stirred for 1 hour. Next, allyl glycidyl ether (13.2 g) manufactured by Tokyo Chemical Industry Co., Ltd. was slowly added dropwise and stirred for 1 hour. Next, JNC Corp. Silaplane S210 (22.8 g) was added dropwise and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst (30 ⁇ L) was added using a microsyringe, and orthoallylphenylglycidyl ether (21.9 g) was slowly dropped from the dropping funnel and stirred for 1 hour.
- allyl glycidyl ether (4.38 g) manufactured by Tokyo Chemical Industry Co., Ltd. was slowly added dropwise and stirred for 30 minutes.
- JNC Corporation Silaplane S210 (34.1 g) was added dropwise and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst (30 ⁇ L) was added using a microsyringe and stirred for 30 minutes. Subsequently, allyloxyoxetane (14.9 g) manufactured by Yokkaichi Gosei Co., Ltd. was slowly added dropwise and stirred for 1 hour. Next, JNC Corporation Silaplane S210 (34.1 g) was added dropwise and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst (30 ⁇ L) was added using a microsyringe, and allyloxyoxetane (13.2 g) manufactured by Yokkaichi Gosei Co., Ltd. was slowly dropped from the dropping funnel and stirred for 1 hour.
- Daicel Chemical Co., Ltd. Celoxide 2000 (4.8 g) was slowly added dropwise and stirred for 1 hour.
- JNC Corp. Silaplane S210 (34.2 g) was added dropwise and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst (30 ⁇ L) was added using a microsyringe, and allyloxyoxetane (13.2 g) manufactured by Yokkaichi Gosei Co., Ltd. was slowly dropped from the dropping funnel and stirred for 1 hour. Then, orthoallylphenyl glycidyl ether (7.3 g) was slowly added dropwise and stirred for 1 hour. Next, JNC Corp. Silaplane S210 (34.2 g) was added dropwise and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst (30 ⁇ L) was added using a microsyringe, Daicel Chemical Co., Ltd. Celoxide 2000 (14.3 g) was slowly dropped from the dropping funnel and stirred for 1 hour. Next, allyl phenyl glycidyl ether (7.3 g) manufactured by Yokkaichi Gosei Co., Ltd. was slowly added dropwise and stirred for 1 hour. Next, JNC Corp. Silaplane S210 (34.2 g) was added dropwise and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst (30 ⁇ L) was added using a microsyringe, Daicel Chemical Co., Ltd. Celoxide 2000 (14.3 g) was slowly dropped from the dropping funnel and stirred for 1 hour. Then, orthoallylphenyl glycidyl ether (7.3 g) was slowly added dropwise and stirred for 1 hour. Next, JNC Corp. Silaplane S210 (34.2 g) was added dropwise and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst 100 ⁇ L was added using a micro syringe, and allyl glycidyl ether (23 g) manufactured by Tokyo Chemical Industry Co., Ltd. was slowly dropped from the dropping funnel and stirred for 2 hours. Next, JNC Corp. Silaplane S210 (trade name) (44 g) was added and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- Pt catalyst 60 ⁇ L was added using a microsyringe, and allyl phenyl glycidyl ether (27.8 g) manufactured by Yokkaichi Gosei Co., Ltd. was slowly dropped from the dropping funnel and stirred for 3 hours.
- JNC Corporation Silaplane S210 33.0 g was added dropwise and stirred for 3 hours. After cooling, 3% by mass of activated carbon was added to the crude product and stirred overnight at room temperature.
- numerator, an oxetane resin, a silane coupling agent, and the mixture of a stabilizer are put, and it stirs and melt
- varnish may be described as a curable resin composition.
- the varnish was coated on a glass substrate to a thickness of 100 ⁇ m so as not to contain bubbles, and was placed in an oven heated to 120 ° C. to be cured. Heating was performed in order of 120 ° C. for 1 hour, 150 ° C. for 5 hours, and 180 ° C. for 2 hours, and an epoxy silsesquioxane-containing cured product having an alkoxysilyl group was obtained. The obtained cured product was used for tests of initial permeability, heat-resistant transparency, and heat-resistant yellowing.
- OE-6630 manufactured by Toray Dow Corning Co., Ltd. was prepared at a specified ratio specified by the manufacturer and stirred at room temperature for 5 minutes. Next, it was mixed and defoamed at Awatori Rentaro.
- the varnish was coated on a glass substrate to a thickness of 100 ⁇ m so as not to contain bubbles, and was placed in an oven heated to 80 ° C. to be cured. Heating was performed at 80 ° C. for 1 hour and at 150 ° C. for 1 hour to obtain a silicone film-like cured product.
- the obtained cured product was used for initial transmittance, heat-resistant yellowing test, and adhesion test.
- the obtained cured product was used for tests of initial permeability, heat-resistant transparency, and heat-resistant yellowing.
- the physical properties of cured products 1 to 57 were evaluated by the following methods.
- ⁇ Adhesion test 2> The varnish prepared in the process of preparing cured products 1 to 57 is filled with 5 reflectors of polyphthalamide (PPA), or varnish is applied to 4 silver lead frames for LED, which is polyamide 9 (PA9T). Filled, cured under the conditions of curing method 2 and sealed.
- the test used a small thermal shock apparatus manufactured by ESPEC Corporation. The test was performed at ⁇ 40 ° C. ⁇ 25 minutes and 105 ° C. ⁇ 25 minutes as one cycle, 50 cycles were continuously performed, and peeling from the frame was observed, and evaluation was performed according to the following criteria. The results are shown in Tables 16-25.
- the cured product obtained using the curable resin composition of the present invention is equivalent to the curable resin composition (cured products 55 and 56) in which silsesquioxane is replaced with A ′.
- the initial transmittance was 150 ° C. and heat yellowing resistance at 150 ° C., but the heat-resistant yellowing at 180 ° C. showed a clear advantage especially in comparison with cured products 1 to 54.
- the cured product obtained using the curable resin composition of the present invention is superior to the curable resin composition (cured products 55 and 56) in which silsesquioxane is replaced with A ′. Adhesion to glass was demonstrated. When the silver lead frame for LED (PPA, PA9T) was sealed, it was found that the adhesion was clearly improved in each of the cured products 1 to 48.
- cured products 1 to 54 obtained using the curable resin composition of the present invention were more than comparative cured products 55 and 56 in which silsesquioxane was replaced with A ′. It showed superiority in the evaluation of sulfur gas resistance. In addition, the cured product 57 using the conventional silicone resin showed superiority in any evaluation of water vapor barrier property and sulfur gas resistance.
- the heat-resistant yellowing evaluation at 180 ° C., the adhesion to glass, and the superiority of the curable resin composition of the present invention in the adhesion when a silver lead frame for LED (PPA, PA9T) is used as a base material has been proved, and it has been found that it has many properties and higher performance than before.
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Abstract
Description
1.下記化合物(a)、化合物(b)および化合物(c)をヒドロシリル化反応することにより得られる、ケイ素化合物。
化合物(a)1分子中にSiHを2個以上有する、シルセスキオキサン誘導体。
化合物(b)1分子中にエポキシおよび/またはオキセタニルと、炭素数が2~18のアルケニルとを有する化合物。
化合物(c)1分子中にアルコキシシリルと、炭素数が2~18のアルケニルとを有する化合物。
2.化合物(a)が、下記式(a-1)~(a-5)で表される化合物からなる群から選ばれる少なくとも1種であり、化合物(b)が式(b-1)~式(b-5)で表される化合物からなる群から選ばれる少なくとも1種であり、化合物(c)が式(c-1)で表される化合物である前項1に記載のケイ素化合物。
Rは炭素数1~45のアルキル、炭素数4~8のシクロアルキル、炭素数6~14のアリールおよび炭素数7~24のアリールアルキルから独立して選択される基であり;炭素数1~45のアルキルにおいて、少なくとも1つの水素はフッ素で置き換えられてもよく、そして隣接しない少なくとも1つの-CH2-は、-O-または-CH=CH-で置き換えられてもよく;アリールおよびアリールアルキル中のベンゼン環において、少なくとも1つの水素はハロゲンまたは炭素数1~10のアルキルで置き換えられてもよく、この炭素数1~10のアルキルにおいて、少なくとも1つの水素はフッ素で置き換えられてもよく、そして隣接しない少なくとも1つの-CH2-は-O-または-CH=CH-で置き換えられてもよく;アリールアルキル中のアルキレンの炭素数は1~10であり、そして隣接しない少なくとも1つの-CH2-は-O-で置き換えられてもよく;
R1は、炭素数1~4のアルキル、シクロペンチル、シクロヘキシルおよびフェニルから独立して選択される基であり;
Xは、各化合物1分子中、少なくとも2個は水素であり、残りは、炭素数1~4のアルキル、シクロペンチル、シクロヘキシルおよびフェニルから独立して選択される基であり;
式(a-1)および(a-3)~(a-5)において、
R2は、炭素数1~4のアルキル、シクロペンチル、シクロヘキシルおよびフェニルから独立して選択される基であり;
式(a-4)および(a-5)において、
nは1~100の整数である。
3.化合物(a)が、下記式(a-1-1)で示されるシルセスキオキサン誘導体である前項1または2に記載のケイ素化合物。
4.化合物(b)が、下記式(b-1-1)、式(b-2-1)~式(b-2-3)、式(b-3-1)、(b-3-2)、(b-4-1)、(b-5-1)および式(b-5-2)で表される化合物からなる群から選ばれる少なくとも1種である前項1~3のいずれか1項に記載のケイ素化合物。
6.下記(A)~(C)を含む硬化性樹脂組成物。
(A)前項1~5のいずれか1に記載のケイ素化合物
(B)エポキシおよび/またはオキセタン樹脂
(C)硬化剤
7.(A)で示されるケイ素化合物が下記式(α)で示されるシルセスキオキサンである前項6に記載の硬化性樹脂組成物。
8.(B)で示されるエポキシおよび/またはオキセタン樹脂が分子内にケイ素原子を含まないエポキシおよび/またはオキセタン樹脂である前項6または7に記載の硬化性樹脂組成物。
9.(C)で示される硬化剤が光若しくは熱カチオン重合開始剤、金属キレート塩または有機金属である前項6~8のいずれか1項に記載の硬化性樹脂組成物。
10.さらに蛍光体を含む前項6~9のいずれか1項に記載の硬化性樹脂組成物。
11.前記蛍光体がLED用蛍光体である前項10に記載の硬化性樹脂組成物。
12.前項6~11のいずれか1項に記載の硬化性樹脂組成物を含むLED封止材。
13.前項6~9のいずれか1項に記載の硬化性樹脂組成物を含むシール材。
14.前項6~9のいずれか1項に記載の硬化性樹脂組成物を基材に塗布して、加熱または光照射により硬化して得られるフィルム状、シート状または塗膜状の硬化物。
15.前項14に記載の硬化物を含む絶縁膜。
本発明の硬化性樹脂組成物は、加熱または光照射により硬化することが可能な、本発明により得られた(A)ケイ素化合物、(B)エポキシおよび/またはオキセタン樹脂並びに(C)硬化剤を含み、必要に応じてシランカップリング剤を含むことも可能である。
本発明の硬化性樹脂組成物に含まれるケイ素化合物は、以下の化合物(a)、化合物(b)および化合物(c)のヒドロシリル化反応により得られる。さらに、アルコキシシリルをシラノール化することにより、シラノールを有するケイ素化合物を生成することができる。
本発明の硬化性樹脂組成物は、エポキシおよび/またはオキセタン樹脂を含む。なお、本発明においては、4員環の環状エーテルであるオキセタン化合物またはオキセタン樹脂も含めてエポキシ樹脂と称することがある。
硬化剤は、用いる(A)ケイ素化合物の種類によって適宜選択すればよく、例えば、上記式(a-1)~式(a-5)を用いる場合、これらの式中のXの種類によって適宜選択することができるが、通常、カチオン重合開始剤が好ましく用いられる。
硬化剤としては、金属キレート化合物を用いることができる。金属キレート化合物としては、有機アルミニウム化合物とシラノール基を有する有機ケイ素化合物との複合触媒または有機アルミニウム化合物とアルコキシ基を有する有機ケイ素化合物との複合触媒が使用できる。
本発明の硬化性樹脂組成物は、上記(A)~(C)で示される成分に加えて、さらにシランカップリング剤を含むことが好ましい。シランカップリング剤を含むことにより、蛍光体の分散性を高めることができる。シランカップリング剤としては、例えば、下記一般式で示される化合物が挙げられる。
本発明の硬化性樹脂組成物は、上記(A)~(D)で示される成分に加えてナノ補強材を含有してもよい。ナノ補強材としては、例えば、ナノシリカフィラーが挙げられる。
本発明の硬化性樹脂組成物は、上記(A)~(C)で示される成分に加えて蛍光体を含有してもよい。蛍光体は、発光ダイオード(LED)用の蛍光体として用いられている無機粒子であることが好ましく、白色LED用蛍光体であることがより好ましい。
本発明の硬化性樹脂組成物に用いる蛍光体は、分散性、透明性、耐候性および耐湿性等を向上させるために、前記シランカップリング剤によって、表面処理することが好ましい。これらのシランカップリング剤は、1種のみを用いてもよく、2種以上を任意の組み合わせと比率で併用してもよい。
本発明の硬化性樹脂組成物は、さらに有機溶剤を含んでもよい。ここで、有機溶剤としては、例えば、ヘキサンおよびヘプタンなどの炭化水素系溶剤、ベンゼン、トルエンおよびキシレンなどの芳香族炭化水素系溶剤、ジエチルエーテル、テトラハイドロフラン(THF)およびジオキサンなどのエーテル系溶剤、塩化メチレンおよび四塩化炭素などのハロゲン化炭化水素系溶剤、酢酸エチルなどのエステル系溶剤、並びにアセトンおよび2-ブタノンなどのケトン系溶剤が挙げられる。これらの溶剤は単独で使用しても、複数を組み合わせて使用してもよい。
本発明の硬化性樹脂組成物には、酸化防止剤を添加してもよい。酸化防止剤を添加することにより、加熱時の酸化劣化を防止し着色の少ない硬化物とすることができる。酸化防止剤の例は、フェノール系、硫黄系およびリン系の酸化防止剤である。
本発明の硬化性樹脂組成物には、耐光性を向上させるために紫外線吸収剤を配合してもよい。紫外線吸収剤としては、一般のプラスチック用の紫外線吸収剤が使用できる。本発明の硬化性樹脂組成物における配合割合は、硬化性樹脂組成物全量を基準とする質量比で0.0001~0.1であることが好ましい。
本発明の硬化性樹脂組成物を硬化して得られる硬化物は、例えば、以下の方法で作製できる。
本発明により得られた(A)ケイ素化合物、任意の量の(B)エポキシおよび/またはオキセタン樹脂、表面処理された蛍光体、任意の量のシランカップリング剤および安定剤を混合する(I)液。
(C)硬化剤と任意の量の(B)エポキシおよび/またはオキセタン樹脂および任意の量のシランカップリング剤、さらに必要に応じて上記有機溶剤を混合する(II)液。
〔合成例1〕
下記式により化合物(A1)を製造した。
下記式により化合物(A2)を製造した。
下記式により化合物(A3)を製造した。
下記式により化合物(A4)を製造した。
NMRチャートを図3に示す。
下記式により化合物(A5)を製造した。
NMRチャートを図4に示す。
下記式により化合物(A6)を製造した。
NMRチャートを図5に示す。
下記式により化合物(A7)を製造した。
下記式により化合物(A8)を製造した。
下記式により化合物(A9)を製造した。
下記式により化合物(A10)を製造した。
下記式により化合物(A11)を製造した。
下記式により化合物(A12)を製造した。
下記式により化合物(A13)を製造した。
下記式により化合物(A14)を製造した。
下記式により化合物(A15)を製造した。
下記式により化合物(A16)を製造した。
下記式により化合物(A17)を製造した。
下記式により化合物(A18)を製造した。
下記式により化合物(A19)を製造した。
下記式により化合物(A20)を製造した。
下記式により化合物(A21)を製造した。
下記式により化合物(A22)を製造した。
下記式により化合物(A23)を製造した。
下記式により化合物(A24)を製造した。
下記式により化合物(A25)を製造した。
下記式により化合物(A26)を製造した。
内容積300mLのナスフラスコに、合成例1で合成した化合物(A1)(70g)、日産化学(株)製シリカゾルIPA-ST(製品名;87.5g)を仕込み、40℃で12時間加熱撹拌し、表面修飾されたナノシリカ溶液を(A27)を得た。
〔ケイ素化合物〕
・合成例1~27で製造した化合物(A1)~(A27)
・上記式(α)においてp=4を満たす化合物 (A’);比較例として使用
・東レダウコーニング社製シリコーン樹脂[OE-6630(製品名)];比較例として使用
〔硬化剤〕
・熱カチオン重合開始剤:サンアプロ(株)製[TA100(商品名)]
〔分子内にベンゼン環およびケイ素原子を含まないエポキシ樹脂〕
・(株)ダイセル製エポキシ樹脂[セロキサイド(商品名)CEL2021P]
・三菱化学(株)製エポキシ樹脂[jER(商品名)YX8000]
・東亞合成(株)製オキセタン樹脂[アロンオキセタン(商品名)OXT-221]
〔安定剤〕
・BASFジャパン(株)製酸化防止剤[IRGANOX1010(商品名)]
・BASFジャパン(株)製酸化防止剤[IRGAFOS168(商品名)]
〔シランカップリング剤〕
・JNC(株)製シランカップリング剤[サイラエース(登録商標)S510]
スクリュー管に合成例1~27で合成した化合物(A1)~(A27)または上記式(α)においてp=4を満たす化合物(A’)、分子内にケイ素原子を含まないエポキシ樹脂、オキセタン樹脂、シランカップリング剤および安定剤の混合物を入れ、加熱攪拌・溶解し、次に硬化剤として熱カチオン重合開始剤を加え溶解した。
ワニスを気泡が入らないようにガラス基板上に100μmの厚さに塗工し、120℃に温めておいたオーブン中に置き、硬化させた。加熱は、120℃で1時間、150℃で5時間、180℃で2時間の順に行い、アルコキシシリル基を有するエポキシシルセスキオキサンの塗膜状硬化物を得た。得られた硬化物は、初期透過性、耐熱透明性、耐熱黄変性の試験に使用した。
東レダウコーニング社製のOE-6630は、メーカー指定の規定の比率で調合し、室温で5分撹拌した。次いで、あわとり錬太郎にて混合・脱泡した。ワニスを気泡が入らないようにガラス基板上に100μmの厚さに塗工し、80℃に温めておいたオーブン中に置き、硬化させた。加熱は、80℃で1時間、150℃で1時間行い、シリコーンの塗膜状硬化物を得た。得られた硬化物は初期透過率、耐熱黄変性試験、密着性試験に使用した。得られた硬化物は、初期透過性、耐熱透明性、耐熱黄変性の試験に使用した。
リフレクターがポリフタル酸アミド(PPA)またはポリアミド9(PA9T)であるLED用銀リードフレームにワニスを充填し、120℃に温めておいたオーブン中に置き、硬化させた。加熱は、120℃で1時間、150℃で5時間、180℃で2時間の順に行い封止した。得られたサンプルは密着性試験に使用した。
各硬化物の波長400nmにおける光透過率は、紫外可視分光光度計(日本分光製、V-660)により、測定した。下記の基準で初期透明性(400nm透過率)を評価した。その結果を表6~15に示す。
A:光透過率が98%以上
B:光透過率が90以上、98%未満
C:光透過率が80以上、90%未満
D:光透過率が80%未満
耐熱試験後、波長400nmにおける光透過率を測定し、下記の基準で耐熱透明性(透過率)を評価した。
A:光透過率が97%以上
B:光透過率が90%以上、97%未満
C:光透過率が90%未満
また、150℃または180℃における72時間熱処理後、硬化物の黄色度(YI)を測定した。下記の基準で耐熱黄変性を評価した。その結果を表6~15に示す。
A:YI値が0.7以下
B:YI値が0.7を超え1.4以下
C:YI値が1.4を超える
硬化物1~57の調製工程で調製したワニスを、ガラス基板上に塗布し、硬化方法1の条件にて100μm厚の硬化膜を作成した。JIS K-5400(1990年)に準拠し、すきま間隔1mm、100個のます目で碁盤目テープ法を用いて密着性試験を行い、下記の基準で評価した。その結果を表16~25に示す。
A:剥離個数0
B:剥離個数1~70
C:剥離個数71~100
硬化物1~57の調製工程で調製したワニスを、リフレクターがポリフタル酸アミド(PPA)5個分に対し充填し、またはポリアミド9(PA9T)であるLED用銀リードフレーム4個分に対しワニスを充填し、硬化方法2の条件にて硬化し封止した。試験はエスペック(株)社製小型冷熱衝撃装置を使用した。試験は-40℃×25分、105℃×25分を1サイクルとし、連続で50サイクル行ってフレームからの剥離を観察して、下記の基準で評価した。その結果を表16~25に示す。
A:剥離個数0
B:剥離個数1
C:剥離個数2以上
硬化物1~57の調製工程で調製したワニスを、底辺部が銀メッキされたパワーLED用のPPA樹脂パッケージ(エノモト(株)製 型番5050 D/G)16個に硬化性樹脂組成物をディスペンサー(武蔵株式会社製 型番MPP-1)で注入した後、80℃にて1時間加熱後、さらに150℃にて4時間加熱する条件で硬化性樹脂組成物を加熱硬化させた。このPPA樹脂パッケージを、イオウ粉末0.2g入れたガラス容器内に入れた。60時間後にPPA樹脂パッケージの腐食の状態を観察した。耐硫黄ガス性を下記の基準で評価した。その結果を表26~35に示す。
A:銀配線の変化なし
B:銀配線が着色している
C:銀配線が黒色に変化
硬化物1~57の調製工程で調製したワニスを、離形フィルムを貼ったコの字型の2枚の石英基板内に注入し、真空脱泡した後、上述の同様の条件にて1mm厚の硬化膜を作成した。JIS Z-0208(1976年)に準拠し、カップ法にて透湿度を下記の基準で評価した。その結果を表26~35に示す。
A:水蒸気透過率が0~10(g/m2・day)
B:水蒸気透過率が11~30(g/m2・day)
C:水蒸気透過率が31~(g/m2・day)
硬化物1~57の調製工程で調製したワニスを、底辺部が銀メッキされたパワーLED用のPPA樹脂パッケージ(エノモト(株)製 型番5050 D/G)16個に硬化性樹脂組成物をディスペンサー(武蔵株式会社製 型番MPP-1)で注入した後、80℃にて1時間加熱後、さらに150℃にて4時間加熱する条件で硬化性樹脂組成物を加熱硬化させた。このPPA樹脂パッケージを、150℃/500時間の耐熱試験後に、イオウ粉末0.2g入れたガラス容器内に入れた。60時間後にPPA樹脂パッケージの腐食の状態を観察した。耐硫黄ガス性を下記の基準で評価した。その結果を表26~35に示す。
A:銀配線の変化なし
B:銀配線が着色している
C:銀配線が黒色に変化
上述の硬化物を150℃/500時間の耐熱試験後、同様にJIS Z-0208(1976年)に準拠し、カップ法にて透湿度を下記の基準で評価した。その結果を表26~35示す。
A:水蒸気透過率が0~10(g/m2・day)
B:水蒸気透過率が11~50(g/m2・day)
C:水蒸気透過率が50~(g/m2・day)
Claims (15)
- 下記化合物(a)、化合物(b)および化合物(c)をヒドロシリル化反応することにより得られる、ケイ素化合物。
化合物(a)1分子中にSiHを2個以上有する、シルセスキオキサン誘導体。
化合物(b)1分子中にエポキシおよび/またはオキセタニルと、炭素数が2~18のアルケニルとを有する化合物。
化合物(c)1分子中にアルコキシシリルと、炭素数が2~18のアルケニルとを有する化合物。 - 化合物(a)が、下記式(a-1)~(a-5)で表される化合物からなる群から選ばれる少なくとも1種であり、化合物(b)が式(b-1)~式(b-5)で表される化合物からなる群から選ばれる少なくとも1種であり、化合物(c)が式(c-1)で表される化合物である請求項1に記載のケイ素化合物。
式(a-1)~(a-5)において、
Rは炭素数1~45のアルキル、炭素数4~8のシクロアルキル、炭素数6~14のアリールおよび炭素数7~24のアリールアルキルから独立して選択される基であり;炭素数1~45のアルキルにおいて、少なくとも1つの水素はフッ素で置き換えられてもよく、そして隣接しない少なくとも1つの-CH2-は、-O-または-CH=CH-で置き換えられてもよく;アリールおよびアリールアルキル中のベンゼン環において、少なくとも1つの水素はハロゲンまたは炭素数1~10のアルキルで置き換えられてもよく、この炭素数1~10のアルキルにおいて、少なくとも1つの水素はフッ素で置き換えられてもよく、そして隣接しない少なくとも1つの-CH2-は-O-または-CH=CH-で置き換えられてもよく;アリールアルキル中のアルキレンの炭素数は1~10であり、そして隣接しない少なくとも1つの-CH2-は-O-で置き換えられてもよく;
R1は、炭素数1~4のアルキル、シクロペンチル、シクロヘキシルおよびフェニルから独立して選択される基であり;
Xは、各化合物1分子中、少なくとも2個は水素であり、残りは、炭素数1~4のアルキル、シクロペンチル、シクロヘキシルおよびフェニルから独立して選択される基であり;
式(a-1)および(a-3)~(a-5)において、
R2は、炭素数1~4のアルキル、シクロペンチル、シクロヘキシルおよびフェニルから独立して選択される基であり;
式(a-4)および(a-5)において、
nは1~100の整数である。
式(b-1)~(b-3)および(b-5)において、R3およびR4のうち、一方は、炭素数2~10のアルケニルであり、このアルケニルにおける1つの-CH2-は-O-または1,4-フェニレンで置き換えられてもよく、他方は水素または炭素数1~6のアルキルである。
式(c-1)において、R5は炭素数2~10のアルケニルであり、このアルケニルにおける1つの-CH2-は-O-または1,4-フェニレンで置き換えられてもよく、R6は炭素数1~6のアルキルまたは水素である。 - 下記(A)~(C)を含む硬化性樹脂組成物。
(A)請求項1~5のいずれか1項に記載のケイ素化合物
(B)エポキシおよび/またはオキセタン樹脂
(C)硬化剤 - (B)で示されるエポキシおよび/またはオキセタン樹脂が分子内にケイ素原子を含まないエポキシおよび/またはオキセタン樹脂である請求項6または7に記載の硬化性樹脂組成物。
- (C)で示される硬化剤が光若しくは熱カチオン重合開始剤、金属キレート塩または有機金属である請求項6~8のいずれか1項に記載の硬化性樹脂組成物。
- さらに蛍光体を含む請求項6~9のいずれか1項に記載の硬化性樹脂組成物。
- 前記蛍光体がLED用蛍光体である請求項10に記載の硬化性樹脂組成物。
- 請求項6~11のいずれか1項に記載の硬化性樹脂組成物を含むLED封止材。
- 請求項6~9のいずれか1項に記載の硬化性樹脂組成物を含むシール材。
- 請求項6~9のいずれか1項に記載の硬化性樹脂組成物を基材に塗布して、加熱または光照射により硬化して得られるフィルム状、シート状または塗膜状の硬化物。
- 請求項14に記載の硬化物を含む絶縁膜。
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| Application Number | Priority Date | Filing Date | Title |
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| US14/428,969 US9453105B2 (en) | 2012-09-18 | 2013-09-17 | Epoxy and alkoxysilyl group-containing silsesquioxane and composition thereof |
| JP2014536860A JP6135675B2 (ja) | 2012-09-18 | 2013-09-17 | エポキシおよびアルコキシシリル基含有シルセスキオキサンおよびその組成物 |
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| JP2013-090624 | 2013-04-23 | ||
| JP2013090624 | 2013-04-23 |
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| WO2014046095A1 true WO2014046095A1 (ja) | 2014-03-27 |
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| US (1) | US9453105B2 (ja) |
| JP (1) | JP6135675B2 (ja) |
| TW (1) | TWI600717B (ja) |
| WO (1) | WO2014046095A1 (ja) |
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| WO2018181719A1 (ja) * | 2017-03-31 | 2018-10-04 | 住友精化株式会社 | エポキシ樹脂、エポキシ樹脂組成物、並びに、その硬化物、用途及び製造方法 |
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| JP2019189564A (ja) * | 2018-04-26 | 2019-10-31 | 国立大学法人京都工芸繊維大学 | アルコキシシリル基を含むシルセスキオキサン誘導体 |
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| JP2014169402A (ja) * | 2013-03-04 | 2014-09-18 | Tokyo Ohka Kogyo Co Ltd | 硬化性組成物 |
| US10472466B2 (en) | 2014-06-27 | 2019-11-12 | Daicel Corporation | Monomer composition and curable composition containing same |
| WO2015199090A1 (ja) * | 2014-06-27 | 2015-12-30 | 株式会社ダイセル | モノマー組成物、及びそれを含む硬化性組成物 |
| JP2016027124A (ja) * | 2014-06-27 | 2016-02-18 | 株式会社ダイセル | モノマー組成物、及びそれを含む硬化性組成物 |
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| US11603466B2 (en) | 2017-01-10 | 2023-03-14 | Sumitomo Seika Chemicals Co.. Ltd. | Epoxy resin composition |
| WO2018181719A1 (ja) * | 2017-03-31 | 2018-10-04 | 住友精化株式会社 | エポキシ樹脂、エポキシ樹脂組成物、並びに、その硬化物、用途及び製造方法 |
| JP2019189564A (ja) * | 2018-04-26 | 2019-10-31 | 国立大学法人京都工芸繊維大学 | アルコキシシリル基を含むシルセスキオキサン誘導体 |
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| JP2022133145A (ja) * | 2021-03-01 | 2022-09-13 | 味の素株式会社 | 樹脂組成物、硬化物、樹脂シート、プリント配線板及び半導体装置 |
| JP7608873B2 (ja) | 2021-03-01 | 2025-01-07 | 味の素株式会社 | 樹脂組成物、硬化物、樹脂シート、プリント配線板及び半導体装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201414790A (zh) | 2014-04-16 |
| JP6135675B2 (ja) | 2017-05-31 |
| TWI600717B (zh) | 2017-10-01 |
| JPWO2014046095A1 (ja) | 2016-08-18 |
| US9453105B2 (en) | 2016-09-27 |
| US20150368397A1 (en) | 2015-12-24 |
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