WO2011033743A1 - 接着フィルム、多層回路基板、電子部品及び半導体装置 - Google Patents
接着フィルム、多層回路基板、電子部品及び半導体装置 Download PDFInfo
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- WO2011033743A1 WO2011033743A1 PCT/JP2010/005510 JP2010005510W WO2011033743A1 WO 2011033743 A1 WO2011033743 A1 WO 2011033743A1 JP 2010005510 W JP2010005510 W JP 2010005510W WO 2011033743 A1 WO2011033743 A1 WO 2011033743A1
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- adhesive film
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/303—Surface mounted components, e.g. affixing before soldering, aligning means, spacing means
- H05K3/305—Affixing by adhesive
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/10—Adhesives in the form of films or foils without carriers
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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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/42—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof
- C08G59/4207—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof aliphatic
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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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/62—Alcohols or phenols
- C08G59/621—Phenols
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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
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/68—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the catalysts used
- C08G59/686—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the catalysts used containing nitrogen
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
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- H10W72/20—
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- H10W72/30—
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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
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
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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
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/326—Applications of adhesives in processes or use of adhesives in the form of films or foils for bonding electronic components such as wafers, chips or semiconductors
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/304—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being heat-activatable, i.e. not tacky at temperatures inferior to 30°C
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/40—Additional features of adhesives in the form of films or foils characterized by the presence of essential components
- C09J2301/408—Additional features of adhesives in the form of films or foils characterized by the presence of essential components additives as essential feature of the adhesive layer
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2463/00—Presence of epoxy resin
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10954—Other details of electrical connections
- H05K2201/10977—Encapsulated connections
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10954—Other details of electrical connections
- H05K2201/10984—Component carrying a connection agent, e.g. solder, adhesive
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
- H05K3/3431—Leadless components
- H05K3/3436—Leadless components having an array of bottom contacts, e.g. pad grid array or ball grid array components
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3489—Composition of fluxes; Methods of application thereof; Other methods of activating the contact surfaces
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- H10W72/07231—
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- H10W72/07236—
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- H10W72/073—
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- H10W72/325—
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- H10W72/352—
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- H10W90/724—
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- H10W99/00—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31511—Of epoxy ether
- Y10T428/31515—As intermediate layer
Definitions
- the present invention relates to an adhesive film, a multilayer circuit board, an electronic component, and a semiconductor device.
- solder bonding examples include a conductive bonding portion between semiconductor chips, a conductive bonding portion between a semiconductor chip such as a package mounted with a flip chip and a circuit board, a conductive bonding portion between circuit boards, and the like.
- a sealing resin generally called an underfill material is injected into the solder joint portion (underfill sealing).
- the liquid sealing resin (underfill material) is supplied after the solder joint and the solder is bonded by curing the liquid sealing resin (underfill material).
- the part is reinforced.
- the electronic components become thinner and smaller, the solder joints are narrowed in pitch / narrow gap. Therefore, even if liquid sealing resin (underfill material) is supplied after soldering, the liquid sealing between the gaps There is a problem that the stop resin (underfill material) does not spread and it becomes difficult to completely fill the resin.
- An object of the present invention is to provide an adhesive film capable of satisfying both good conduction connectivity and insulation reliability while sealing the connection between terminals of opposing members and the gap between members, and a multilayer circuit board using the adhesive film,
- An object is to provide an electronic component and a semiconductor device.
- thermosetting resin is 5 to 80% by weight with respect to the adhesive film.
- thermosetting resin is an epoxy resin.
- R 1 to R 5 are each independently a monovalent organic group, and at least one of R 1 to R 5 is a hydroxyl group.
- R 6 to R 20 are each independently a monovalent organic group, and at least one of R 6 to R 20 is a hydroxyl group or a carboxyl group.
- An electronic component comprising a cured product of the adhesive film according to any one of [1] to [11].
- a semiconductor device comprising a cured product of the adhesive film according to any one of [1] to [11].
- the adhesive film of the present invention is an adhesive that electrically connects the first terminal of the support and the second terminal of the adherend using solder, and bonds the support and the adherend.
- a film (A) a thermosetting resin; (B) a curing agent; (C) a flux active compound; (D) a film-forming resin; Including
- the adhesive film has a minimum melt viscosity of 0.01 to 10,000 Pa ⁇ s, and When the exothermic peak temperature (° C.) of the adhesive film is defined as (a) and the 5% weight loss on heating (° C.) of the adhesive film is defined as (b), the following equation (1) is satisfied. . (B)-(a) ⁇ 100 ° C. (1)
- the multilayer circuit board, electronic component, and semiconductor device of the present invention electrically connect a support having a first terminal and an adherend having a second terminal using the adhesive film.
- the support and the adherend are bonded together.
- the minimum melt viscosity of the adhesive film of the present invention is 0.01 to 10,000 Pa ⁇ s.
- the adhesive film is interposed between the first terminal of the opposite support and the second terminal of the adherend. It is possible to ensure good connection reliability when the substrate and the adherend are electrically connected by heating and melting and further bonded.
- the minimum melt viscosity By setting the minimum melt viscosity to 0.01 Pa ⁇ s or more, it is possible to prevent the molten adhesive film from creeping up and contaminating the support or adherend. Further, by setting the minimum melt viscosity to 10,000 Pa ⁇ s or less, it is possible to prevent the occurrence of poor conduction due to biting of the melted adhesive film between the opposing terminals.
- the minimum melt viscosity is preferably 0.02 Pa ⁇ s or more, particularly 0.05 Pa ⁇ s or more. Thereby, it can prevent more effectively that the fuse
- the minimum melt viscosity is preferably 8,000 Pa ⁇ s or less, particularly preferably 7,000 Pa ⁇ s or less. Thereby, it can prevent more effectively that the molten adhesive film is bitten between the terminals facing each other and a poor conduction occurs.
- the minimum melt viscosity of the adhesive film was measured using a viscoelasticity measuring device (“RheoStress RS150” manufactured by HAKKE), a parallel plate 20 mm ⁇ , a gap 0.05 mm, a frequency 0.1 Hz, and a heating rate of 10 ° C. / It can be measured in minutes.
- a viscoelasticity measuring device (“RheoStress RS150” manufactured by HAKKE)
- the method for setting the melt viscosity of the adhesive film in the above range is not particularly limited, but (A) a thermosetting resin, (B) a curing agent, and (D) a film forming property that are constituents of the adhesive film. It can be carried out by appropriately selecting the softening point and blending amount of the resin.
- the exothermic peak temperature of the adhesive film is defined as (a) and the 5% weight loss on heating temperature of the adhesive film is defined as (b), the following formula (1) is satisfied.
- the adhesive film is heated and melted between the first terminal of the supporting body and the second terminal of the adherend, and the support body and the adherend are electrically connected.
- the reliability of the manufactured multilayer circuit board, electronic component, and semiconductor device can be improved.
- the exothermic peak temperature (a) is one of physical properties showing the curing behavior of the adhesive film.
- the exothermic peak temperature (a) is low, the curing reaction tends to occur, so that contact between the electrodes may be hindered or life (storability) may be reduced.
- the exothermic peak temperature (a) is too high, there arises a problem that the heating temperature for curing is increased.
- the 5% weight loss on heating (b) is one of the physical properties showing the heat resistance of the adhesive film. Higher 5% weight loss on heating (b) is preferable because the heat resistance is higher. Moreover, 5% weight heating loss temperature (b) being low shows that there are many decomposition products and volatiles by heating. That is, as the 5% weight loss on heating (b) is lower, the cause of voids (bubbles) increases in the cured adhesive film, and voids are likely to occur.
- the adhesive film is heated and melted so that the curing reaction of the adhesive film does not progress so much by setting the difference between the 5% weight loss on heating (b) and the exothermic peak temperature (a) to 100 ° C. or higher. While the support and the adherend are electrically connected, the adhesive film can be heated and cured to adhere the support and the adherend. Moreover, by setting it as 100 degreeC or more, the margin in this process can be ensured and generation
- the difference between the 5% weight loss on heating (b) of the adhesive film and the exothermic peak temperature (a) is preferably 120 ° C. or higher, particularly 150 ° C. or higher.
- the exothermic peak temperature (a) of the adhesive film can be measured with a differential scanning calorimeter (DSC-6200, manufactured by Seiko Instruments Inc.) at a heating rate of 10 ° C./min.
- the 5% weight loss on heating temperature (b) of the adhesive film should be measured at a heating rate of 10 ° C./min using a thermogravimetric / differential thermal simultaneous measurement device (TG / DTA6200, manufactured by Seiko Instruments Inc.). Can do.
- the method for setting the difference between the 5% weight loss on heating (b) and the exothermic peak temperature (a) of the adhesive film within the above range is not particularly limited, but is (A) a thermosetting resin, (B). It can be carried out by appropriately adjusting the softening point and content in the curing agent, (C) flux active compound, and further the content of the low molecular component.
- the adhesive film of the present invention contains (A) a thermosetting resin, (B) a curing agent, (C) a flux active compound, and (D) a film-forming resin.
- A a thermosetting resin
- B a curing agent
- C a flux active compound
- D a film-forming resin
- thermosetting resin is not particularly limited.
- epoxy resin phenoxy resin, silicone resin, oxetane resin, phenol resin, (meth) acrylate resin, polyester resin ( Unsaturated polyester resin), diallyl phthalate resin, maleimide resin, polyimide resin (polyimide precursor resin), bismaleimide-triazine resin and the like.
- an epoxy resin is preferable from the viewpoint of excellent curability and storage stability, heat resistance of the cured product, moisture resistance, and chemical resistance.
- these thermosetting resins may be used individually by 1 type, or may use 2 or more types together.
- thermosetting resin is not particularly limited, but is preferably 5 to 80% by weight, more preferably 9 to 75% by weight, and more preferably 10 to 55% by weight with respect to the adhesive film. Particularly preferred.
- thermosetting resin By making content of thermosetting resin more than the said lower limit, since the heat resistance of the adhesive film after hardening improves, it can improve the reliability of a multilayer circuit board, an electronic component, and a semiconductor device. it can. Moreover, since it can prevent that the elasticity modulus of the adhesive film after hardening becomes high too much by setting it as the said upper limit or less, the adhesiveness of a support body and a to-be-adhered body can be improved.
- the epoxy resin is not particularly limited.
- bisphenol A type epoxy resin bisphenol F type epoxy resin, phenol novolac type epoxy resin, cresol novolac type epoxy resin, glycidylamine type epoxy resin, glycidyl ester type
- An epoxy resin, a trifunctional epoxy resin, a tetrafunctional epoxy resin, etc. are mentioned.
- the epoxy resin preferably has a viscosity at 25 ° C. of 500 to 50,000 mPa ⁇ s, more preferably 800 to 40,000 mPa ⁇ s.
- a viscosity at 25 ° C. 500 to 50,000 mPa ⁇ s, more preferably 800 to 40,000 mPa ⁇ s.
- the content of the epoxy resin is not particularly limited, but is preferably 5 to 80% by weight, particularly preferably 9 to 75% by weight, based on the adhesive film.
- flexibility and flexibility of an adhesive film can be expressed more effectively.
- the tack property of an adhesive film becomes strong and it can prevent more effectively that handling property falls.
- the bisphenol A type epoxy resin and the liquid bisphenol F type epoxy resin are preferred.
- the curing agent is not particularly limited, and can be appropriately selected depending on the type of (A) thermosetting resin to be used.
- examples of the (B) curing agent include phenols, amines, thiols, acid anhydrides, isocyanates and the like, and these may be used alone or in combination of two or more.
- thermosetting resin When an epoxy resin is used as the thermosetting resin, phenols are preferred as the (B) curing agent.
- (B) By using phenols as the curing agent, the heat resistance of the adhesive film after curing can be increased and the water absorption rate can be decreased, so that the reliability of multilayer circuit boards, electronic components and semiconductor devices can be improved. Can be improved.
- phenols include, but are not limited to, phenol novolak resins, cresol novolak resins, bisphenol A type novolak resins, bisphenol F type novolak resins, bisphenol AF type novolak resins, and the like. Phenol novolac resins and cresol novolac resins, which can effectively increase the glass transition temperature of the product and can reduce components that become outgasses, are preferred.
- the total content of mononuclear to trinuclear in the phenol novolak resin or cresol novolac resin is preferably 30 to 70%.
- the total content of mononuclear to trinuclear is less than 30% (the total content of four or more nuclei is 70% or more)
- the reactivity with the epoxy resin decreases, and the cured cured adhesive film Since unreacted phenolic novolak resin remains therein, there arises a problem that the migration resistance is lowered and the adhesive film becomes brittle and the workability is lowered.
- the total content of mononuclear to trinuclear is greater than 70% (the total content of four or more nuclei is 30% or less)
- the amount of outgas when curing the adhesive film is increased, and the support The surface of the body or the adherend is contaminated, the migration resistance is lowered, the tackiness of the adhesive film is increased, and the workability of the adhesive film is lowered.
- the total content of the binuclear body and the trinuclear body in the phenol novolak resin or cresol novolac resin is not particularly limited, but is preferably 30 to 70%.
- the content of the mononuclear body in the phenol novolak resin or the cresol novolak resin is not particularly limited, but is preferably 1% or less in the adhesive film, and particularly preferably 0.8% or less. preferable. By setting the content of the mononuclear body within the above range, the amount of outgas when the adhesive film is cured can be reduced, contamination of the support or adherend can be suppressed, and migration resistance Can be improved.
- the flux active compound is not particularly limited as long as it has a function of removing the oxide film on the solder surface, but either a carboxyl group or a phenolic hydroxyl group, or both a carboxyl group and a phenol hydroxyl group A compound comprising
- the blending amount of the flux active compound is preferably 1 to 30% by weight, particularly preferably 3 to 20% by weight.
- (C) When the compounding quantity of a flux active compound is the said range, while being able to improve flux activity, when an adhesive film is hardened, (A) thermosetting resin which is unreacted, (C) It is possible to prevent the flux active compound from remaining and outgassing when the adhesive film is thermoset, and to improve migration resistance.
- (C) flux active compounds (hereinafter, such compounds are also referred to as flux active curing agents).
- flux active curing agents aliphatic dicarboxylic acids, aromatic dicarboxylic acids and the like that act as curing agents for epoxy resins also have a flux action.
- a flux active curing agent that acts as a flux and also acts as a curing agent for an epoxy resin can be suitably used.
- the (C) flux active compound having a carboxyl group means a compound having one or more carboxyl groups in the molecule and may be liquid or solid at room temperature.
- the (C) flux active compound having a phenolic hydroxyl group refers to a compound having one or more phenolic hydroxyl groups in the molecule, and may be liquid or solid at room temperature.
- the (C) flux active compound having a carboxyl group and a phenolic hydroxyl group means a compound having one or more carboxyl groups and phenolic hydroxyl groups in the molecule, and is solid even if it is liquid at room temperature. Also good.
- Examples of the aliphatic acid anhydride related to the (C) flux active compound having a carboxyl group include succinic anhydride, polyadipic acid anhydride, polyazeline acid anhydride, polysebacic acid anhydride, and the like.
- Aromatic acid anhydrides related to (C) flux-active compounds having a carboxyl group include phthalic anhydride, trimellitic anhydride, pyromellitic anhydride, benzophenone tetracarboxylic anhydride, ethylene glycol bistrimellitate, glycerol tristri Examples include meritate.
- Examples of the aromatic carboxylic acid related to the (C) flux active compound having a carboxyl group include (C) a flux active compound represented by the following general formula (3) or (4).
- R 1 to R 5 are each independently a monovalent organic group, and at least one of R 1 to R 5 is a hydroxyl group.
- R 6 to R 20 are each independently a monovalent organic group, and at least one of R 6 to R 20 is a hydroxyl group or a carboxyl group.
- aromatic carboxylic acid examples include benzoic acid, phthalic acid, isophthalic acid, terephthalic acid, hemimellitic acid, trimellitic acid, trimesic acid, merophanic acid, planitic acid, pyromellitic acid, merit acid, triylic acid, and xylyl.
- Acid Acid, hemelic acid, mesitylene acid, planicylic acid, toluic acid, cinnamic acid, salicylic acid, 2,3-dihydroxybenzoic acid, 2,4-dihydroxybenzoic acid, gentisic acid (2,5-dihydroxybenzoic acid), 2, 6-dihydroxybenzoic acid, 3,5-dihydroxybenzoic acid, gallic acid (3,4,5-trihydroxybenzoic acid), 1,4-dihydroxy-2-naphthoic acid, 3,5-dihydroxy-2-naphthoic acid Examples thereof include naphthoic acid derivatives such as acid, phenolphthaline, and diphenolic acid.
- naphthoic acid derivatives such as acid, phenolphthaline, and diphenolic acid.
- the epoxy resin is contained in one molecule.
- a compound having two or more phenolic hydroxyl groups that can be added to the compound and one or more carboxyl groups directly bonded to an aromatic group exhibiting a flux action (reduction action) is preferable.
- Examples of the (C) flux active compound having a phenolic hydroxyl group include phenols, and specific examples thereof include phenol, o-cresol, 2,6-xylenol, p-cresol, m-cresol, and o-ethyl.
- the blending amount of the flux active curing agent in the adhesive film is preferably 1 to 30% by weight, particularly preferably 3 to 20% by weight.
- the flux activity of the adhesive film can be improved, and the epoxy resin and the unreacted flux active curing agent remain in the adhesive film. Is prevented. If unreacted flux active curing agent remains, migration occurs.
- thermosetting resin and (C) flux active compound is not particularly limited, but ((A) / (C)) is preferably 0.5 to 20, and preferably 1 Is particularly preferably 18 to 18, and more preferably 2 to 15.
- ((A) / (C)) is preferably 0.5 to 20, and preferably 1 Is particularly preferably 18 to 18, and more preferably 2 to 15.
- the adhesive film of the present invention contains (D) a film-forming resin. Thereby, the film-forming property of an adhesive film is improved and it becomes easy to make it into a film state. Moreover, it is excellent also in the mechanical characteristic of an adhesive film.
- the film-forming resin is not particularly limited.
- the weight average molecular weight of the film-forming resin is not particularly limited, but is preferably 10,000 or more, more preferably 20,000 to 1,000,000, still more preferably 30,000 to 900,000.
- the film formability of an adhesive film can be improved more as a weight average molecular weight is the said range.
- the content of the film-forming resin is not particularly limited, but is preferably 5 to 70% by weight, more preferably 10 to 60% by weight, and particularly preferably 15 to 55% by weight with respect to the adhesive film. When the content is within the above range, the fluidity of the adhesive film can be suppressed, and the handling of the adhesive film becomes easy.
- the curing accelerator can be appropriately selected and used according to the type of the curable resin.
- the (E) curing accelerator include tri-substituted phosphoniophenolate or a salt thereof, and an imidazole compound having a melting point of 150 ° C. or higher.
- An imidazole compound having a melting point of 150 ° C. or higher is preferable from the viewpoint that the curability of the adhesive film can be effectively improved with a small amount of addition.
- the melting point of the imidazole compound is 150 ° C. or higher, the terminal of the adherend and the terminal of the support can be joined before the curing of the adhesive film is completed.
- the imidazole compound having a melting point of 150 ° C. or higher include 2-phenyl-4-methyl-5-hydroxymethylimidazole and 2-phenyl-4-methylimidazole.
- the content of the (E) curing accelerator is not particularly limited, but is preferably 0.005 to 10% by weight, more preferably 0.01 to 5% by weight with respect to the adhesive film. is there.
- the function as (E) hardening accelerator can be exhibited more effectively and the sclerosis
- the blending amount of imidazole may be used alone or in combination of two or more.
- the adhesive film may further contain (F) a silane coupling agent.
- a silane coupling agent By including a silane coupling agent, the adhesiveness of the adhesive film to a support such as a semiconductor chip or a substrate or an adherend can be enhanced.
- an epoxy silane coupling agent, an aromatic-containing aminosilane coupling agent, etc. can be used, for example. These may be used alone or in combination of two or more.
- the amount of the (F) silane coupling agent may be appropriately selected, but is preferably 0.01 to 10% by weight, more preferably 0.05 to 5% by weight, based on the adhesive film. More preferably, it is 0.1 to 2% by weight.
- the adhesive film may further contain (G) a filler. Thereby, the linear expansion coefficient of the adhesive film can be lowered, and the minimum melt viscosity of the adhesive film can be adjusted to a range of 0.01 to 10,000 Pa ⁇ s.
- Examples of the filler include silver, titanium oxide, silica, mica and the like. Among these, silica is preferable. Moreover, as a shape of a silica filler, although there exists crushing silica, spherical silica, etc., spherical silica is preferable.
- the average particle diameter of the filler is not particularly limited, but is preferably 0.01 ⁇ m or more and 20 ⁇ m or less, and particularly preferably 0.1 ⁇ m or more and 5 ⁇ m or less. By setting it as the said range, aggregation of (G) filler can be suppressed in an adhesive film, and an external appearance can be improved.
- the content of the filler is not particularly limited, but is preferably 0.1% by weight or more, more preferably 3% by weight or more, still more preferably 5% by weight or more, and more preferably 8% by weight or more based on the adhesive film. Is even more preferable. On the other hand, 80 weight% or less is preferable with respect to an adhesive film, 60 weight% or less is more preferable, and 55 weight% or less is further more preferable.
- the reliability of a semiconductor device improves. Further, by setting the content of the filler within the above range, it becomes easy to adjust the minimum melt viscosity of the adhesive film to 0.01 to 10,000 Pa ⁇ s.
- the adhesive film can be obtained by drying the film.
- the solvent used here is not particularly limited as long as it is inert to the components used, but ketones such as acetone, methyl ethyl ketone, methyl isobutyl ketone, DIBK (diisobutyl ketone), cyclohexanone, DAA (diacetone alcohol), etc.
- Aromatic hydrocarbons such as benzene, xylene and toluene, alcohols such as methyl alcohol, ethyl alcohol, isopropyl alcohol and n-butyl alcohol, methyl cellosolve, ethyl cellosolve, butyl cellosolve, methyl cellosolve acetate, ethyl cellosolve acetate, etc.
- Cellosolve, NMP (N-methyl-2-pyrrolidone), THF (tetrahydrofuran), DMF (dimethylformamide), DBE (dibasic acid ester), EEP (3-ethoxypropionic acid) Chill), DMC (dimethyl carbonate), etc. is preferably used.
- the amount of the solvent used is preferably in the range where the solid content of the components mixed in the solvent is 10 to 60% by weight.
- the thickness of the obtained adhesive film is not particularly limited, but is preferably 1 to 300 ⁇ m, and particularly preferably 5 to 200 ⁇ m. When the thickness is within the above range, the resin component can be sufficiently filled in the gap between the joint portions, and the mechanical adhesive strength after curing of the resin component can be ensured.
- Multilayer circuit boards, electronic components, semiconductor devices Next, a multilayer circuit board, an electronic component, and a semiconductor device using the above-described adhesive film will be described.
- FIG. 1 is a process cross-sectional view illustrating an example of a method for manufacturing a semiconductor device using the adhesive film of the present invention.
- a semiconductor chip 1 having solder bumps 11 is prepared (FIG. 1A).
- the adhesive film 2 having the flux function described above is laminated so as to cover the solder bumps 11 of the semiconductor chip 1 (FIG. 1B).
- Examples of the method of laminating the adhesive film 2 having the flux function on the semiconductor chip 1 include a roll laminator, a flat plate press, a wafer laminator and the like. Among these, a method of laminating under vacuum (vacuum laminator) is preferable in order to prevent air from being involved during lamination.
- the conditions for laminating are not particularly limited as long as it can be laminated without voids. Specifically, it is preferably 1 to 120 seconds at 60 to 150 ° C., and more preferably 5 to 60 seconds at 80 to 120 ° C. When the laminating condition is within the above range, the balance between the sticking property, the effect of suppressing the protrusion of the resin, and the degree of curing of the resin is excellent.
- the pressurizing condition is not particularly limited, but is preferably 0.2 to 2.0 MPa, particularly preferably 0.5 to 1.5 MPa.
- a substrate 3 having a pad portion (not shown) is prepared at a position corresponding to the solder bump 11 of the semiconductor chip 1 described above, and an adhesive film having a flux function while aligning the semiconductor chip 1 and the substrate 3. 2 is temporarily pressed (FIG. 1 (c)).
- the conditions for pre-bonding are not particularly limited, but are preferably 60 to 150 ° C. for 1 to 120 seconds, and particularly preferably 80 to 120 ° C. for 5 to 60 seconds.
- the pressurizing condition is not particularly limited, but is preferably 0.2 to 2.0 MPa, particularly preferably 0.5 to 1.5 MPa.
- solder bumps 11 are melted to form solder connection portions 111 for soldering to the pads (FIG. 1D).
- solder connection conditions depend on the type of solder used.
- the solder connection is preferably performed by heating at 220 ° C. to 260 ° C. for 5 seconds to 500 seconds, particularly 230 ° C. to It is preferable to heat at 240 ° C. for 10 to 100 seconds.
- solder bonding is preferably performed under such conditions that the solder bump 11 is melted and solder bonded to the pad, and then the adhesive film 2 is thermally cured. That is, the solder bonding is preferably performed under the condition that the solder bump 11 is melted but the curing reaction of the adhesive film 2 does not proceed so much. As a result, the solder bump 11 and the pad can be securely soldered together.
- the curing conditions are not particularly limited, but are preferably 130 to 220 ° C. for 30 to 500 minutes, and particularly preferably 150 to 200 ° C. for 60 to 180 minutes.
- the semiconductor device 10 in which the semiconductor chip 1 and the substrate 3 are bonded with the cured product of the adhesive film 2 can be obtained. Since the semiconductor device 10 is bonded with the cured product of the adhesive film 2 as described above, the electrical connection reliability is excellent. Further, by using the adhesive film 2, the solder bumps 11 and the pads can be reliably soldered together, and the gaps can be simultaneously sealed by these, so that high productivity can be obtained.
- a multilayer circuit board can be obtained by bonding the circuit board and the circuit board with a cured product of the adhesive film 2 by a similar method.
- an electronic component in which a semiconductor chip and a semiconductor chip are bonded with a cured product of the adhesive film 2 can be obtained by a similar method.
- YP-70 10.0 parts by weight
- E 0.2 part by weight of 2-phenyl-4-methylimidazole (manufactured by Shikoku Kasei Kogyo Co., Ltd., 2P4MZ) as a curing accelerator
- F a silane coupling agent ⁇ - (3,4-epoxycyclohexyl) ethyltrimethoxysilane (Shin-Etsu Chemical Co., Ltd., KBM-303) 1.0 part by weight as methyl ethyl ketone It was dissolved in emissions, to prepare a resin concentration of 50% resin varnish.
- the obtained adhesive film is laminated at 100 ° C. with a vacuum roll laminator on a semiconductor chip (size 10 mm ⁇ 10 mm, thickness 0.3 mm) having solder bumps (Sn-3.5Ag, melting point 221 ° C.) for adhesion.
- a semiconductor chip with a film was obtained.
- a flip chip bonder manufactured by Sugaya Kogyo Co., Ltd.
- Sugaya Kogyo Co., Ltd. is placed on the circuit board while positioning so that the pad part of the circuit board having a pad part plated with gold and the solder bumps are in contact with each other. Used and temporarily crimped at 100 ° C. for 30 seconds.
- solder bumps were melted by soldering by heating at 235 ° C. for 30 seconds using a flip chip bonder (manufactured by Sugaya Kogyo Co., Ltd.). Furthermore, it heated at 180 degreeC for 60 minutes, the adhesive film was hardened, and the semiconductor device with which the semiconductor chip and the circuit board were adhere
- a flip chip bonder manufactured by Sugaya Kogyo Co., Ltd.
- Example 2 ⁇ Preparation of varnish for adhesive film> (A) 50.0 parts by weight of a bisphenol A type epoxy resin (manufactured by Dainippon Ink and Chemicals, EPICLON-840S) as a thermosetting resin, and (B) a phenol novolak resin (manufactured by Mitsui Chemicals, VR- 9305) 25.5 parts by weight, (C) 3.0 parts by weight of sebacic acid (manufactured by Tokyo Chemical Industry Co., Ltd.) as the flux active compound, and (D) bisphenol F-type phenoxy resin (manufactured by Toto Kasei Co., Ltd.) as the film-forming resin.
- A 50.0 parts by weight of a bisphenol A type epoxy resin (manufactured by Dainippon Ink and Chemicals, EPICLON-840S) as a thermosetting resin
- B a phenol novolak resin (manufactured by Mitsui Chemicals, VR- 9305) 25.5 parts by
- YP-70 20.0 parts by weight
- E 0.5 parts by weight of 2-phenyl-4-methylimidazole (manufactured by Shikoku Kasei Kogyo Co., Ltd., 2P4MZ) as a curing accelerator
- F a silane coupling agent ⁇ - (3,4-epoxycyclohexyl) ethyltrimethoxysilane (Shin-Etsu Chemical Co., Ltd., KBM-303) 1.0 part by weight as methyl ethyl ketone Dissolved, except that to prepare a resin concentration of 50% of the resin varnish was produced manufacturing a semiconductor device and likewise the adhesive film as in Example 1.
- Example 4 ⁇ Preparation of varnish for adhesive film> (A) 15.0 parts by weight of a cresol novolac type epoxy resin (manufactured by Nippon Kayaku Co., Ltd., EOCN-1020-70) as a thermosetting resin, and (B) a phenol novolac resin (manufactured by Sumitomo Bakelite Co., Ltd., PR55617) as a curing agent 8.0 parts by weight, (C) 6.0 parts by weight of phenolphthalin (manufactured by Tokyo Chemical Industry Co., Ltd.) as a flux active compound, and (D) bisphenol A type phenoxy resin (manufactured by Toto Kasei Co., Ltd.) (YP-50) 46.0 parts by weight, (G) 23.0 parts by weight of a spherical silica filler (manufactured by Admatechs, SE6050, average particle size 2 ⁇ m) as filler, and (E) 2-phenyl as a curing accelerator
- Example 5 ⁇ Preparation of varnish for adhesive film> (A) 13.0 parts by weight of a cresol novolac type epoxy resin (manufactured by Nippon Kayaku Co., Ltd., EOCN-1020-70) as a thermosetting resin, and (B) a phenol novolac resin (manufactured by Sumitomo Bakelite, PR55617) as a curing agent 6.0 parts by weight, (C) 5.0 parts by weight of phenolphthalin (manufactured by Tokyo Chemical Industry Co., Ltd.) as a flux active compound, and (D) bisphenol A type phenoxy resin (manufactured by Tohto Kasei Co., Ltd.) (YP-50) 39.0 parts by weight, (G) spherical silica filler (manufactured by Admatechs, SE6050, average particle size 2 ⁇ m) as a filler, 36.0 parts by weight, and (E) 2-phenyl as a curing accelerator
- Example 6 ⁇ Preparation of varnish for adhesive film> (A) 9.0 parts by weight of a cresol novolac type epoxy resin (manufactured by Nippon Kayaku Co., Ltd., EOCN-1020-70) as a thermosetting resin, and (B) a phenol novolac resin (manufactured by Sumitomo Bakelite, PR55617) as a curing agent 4.0 parts by weight, (C) 4.0 parts by weight of phenolphthalin (manufactured by Tokyo Chemical Industry Co., Ltd.) as a flux active compound, and (D) an acrylate copolymer resin (Nagase ChemteX Corporation) as a film-forming resin SG-P3) 27.0 parts by weight, (G) 55.0 parts by weight of a spherical silica filler (manufactured by Admatechs, SE 6050, average particle size 2 ⁇ m), and (E) 2 as a curing accelerator.
- A 9.0 parts by weight of
- Example 7 ⁇ Preparation of varnish for adhesive film> (A) 55.0 parts by weight of a bisphenol F type epoxy resin (manufactured by Dainippon Ink and Chemicals, EPICLON-830LVP) as a thermosetting resin, and (B) a phenol novolac resin (manufactured by Mitsui Chemicals, VR-) as a curing agent 9305) 31.8 parts by weight, (C) 2.0 parts by weight of sebacic acid (manufactured by Tokyo Chemical Industry Co., Ltd.) as the flux active compound, and (D) bisphenol F type phenoxy resin (manufactured by Toto Kasei Co., Ltd.) as the film-forming resin.
- A 55.0 parts by weight of a bisphenol F type epoxy resin (manufactured by Dainippon Ink and Chemicals, EPICLON-830LVP) as a thermosetting resin
- B a phenol novolac resin (manufactured by Mitsui Chemicals, VR-
- YP-70 10.0 parts by weight
- E 0.2 part by weight of 2-phenyl-4-methylimidazole (manufactured by Shikoku Kasei Kogyo Co., Ltd., 2P4MZ) as a curing accelerator
- F a silane coupling agent ⁇ - (3,4-epoxycyclohexyl) ethyltrimethoxysilane (Shin-Etsu Chemical Co., Ltd., KBM-303) 1.0 part by weight as methyl ethyl ketone It was dissolved in emissions, except that to prepare a resin concentration of 50% of the resin varnish was produced manufacturing a semiconductor device and likewise the adhesive film as in Example 1.
- Example 8 ⁇ Preparation of varnish for adhesive film> (A) 15.0 parts by weight of a cresol novolak type epoxy resin (manufactured by Nippon Kayaku Co., Ltd., EOCN-1020-70) as a thermosetting resin, and (B) a phenol novolac resin (manufactured by Mitsui Chemicals, VR- 9305) 5.0 parts by weight, (C) 60.0 parts by weight of sebacic acid (manufactured by Tokyo Chemical Industry Co., Ltd.) as a flux active compound, and (D) bisphenol A type phenoxy resin (manufactured by Toto Kasei Co., Ltd.) as a film-forming resin.
- A 15.0 parts by weight of a cresol novolak type epoxy resin (manufactured by Nippon Kayaku Co., Ltd., EOCN-1020-70) as a thermosetting resin
- B a phenol novolac resin (manufactured by Mitsui Chemicals, VR-
- YP-70 2.0 parts by weight
- E 0.1 part by weight of 2-phenyl-4-methylimidazole (manufactured by Shikoku Kasei Kogyo Co., Ltd., 2P4MZ) as a curing accelerator
- F a silane coupling agent ⁇ - (3,4-epoxycyclohexyl) ethyltrimethoxysilane (Shin-Etsu Chemical Co., Ltd., KBM-303) 1.0 part by weight as methyl ethyl keto Dissolved in, except that to prepare a resin concentration of 50% of the resin varnish was produced manufacturing a semiconductor device and likewise the adhesive film as in Example 1.
- Cavity and Void of Semiconductor Device For each of the 20 semiconductor devices obtained in each of the examples and comparative examples, cross-sectional observation of the solder bumps of the semiconductor chip and the pad portion of the circuit board was performed by SEM (scanning electron microscope). And evaluation of voids (bubbles). Each code is as follows. ⁇ : Cavities and voids of 5 ⁇ m or more were not observed at all. X: Cavities and voids of 5 ⁇ m or more were observed.
- connection resistance value between the semiconductor chip and the circuit board was measured at 10 points with a digital multimeter, and the connection reliability was evaluated. did.
- Each code is as follows.
- ⁇ There is no point that does not conduct, but the connection resistance value at 10 to 20 points was 3 ⁇ or more (no problem in practical use).
- X The connection resistance value of 20 points or more was 3 ⁇ or more, or there were 1 or more open defects (problem in practical use).
- A-1) Bis F-type epoxy resin (manufactured by DIC, model number: EPICLON-830LVP)
- A-2) Bis A type epoxy resin (manufactured by DIC, model number: EPICLON-840S)
- A-3) Cresol novolac type epoxy resin (manufactured by Nippon Kayaku Co., Ltd., model number: EOCN-1020-70)
- B-1) Phenol novolac resin Mitsubishi Chemicals, model number: VR-9305
- B-2) Phenol novolac resin (manufactured by Sumitomo Bakelite, model number: PR55617)
- C-1) Sebacic acid (manufactured by Tokyo Chemical Industry Co., Ltd.)
- C-2) Phenolphthaline (Tokyo Chemical Industry Co., Ltd.)
- D-1) Bisphenol F-type phenoxy resin (manufactured by Toto Kasei Co., Ltd., model number: YP
- the adhesive film obtained in Example 1 had a minimum melt viscosity of 0.02 Pa ⁇ s, and the difference between the 5% weight loss on heating (b) and the exothermic peak temperature (a) was 168 ° C.
- a semiconductor device was manufactured with the adhesive film obtained in Example 1 and evaluated, all of cavities and voids, conductive connectivity, and insulation reliability were good as shown in Table 1.
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Abstract
Description
(b)-(a)≧100℃ (1)
[2](A)熱硬化性樹脂と、(C)フラックス活性化合物の配合比((A)/(C))が、0.5~20である、[1]に記載の接着フィルム。
[4](A)熱硬化性樹脂がエポキシ樹脂である、[1]ないし[3]のいずれか一項に記載の接着フィルム。
[6](C)フラックス活性化合物が、1分子中に2個のフェノール性水酸基と、少なくとも1個の芳香族に直接結合したカルボキシル基とを有するフラックス活性化合物である、[1]ないし[4]のいずれか一項に記載の接着フィルム。
HOOC-(CH2)n-COOH (2)
(一般式(2)中、nは、1~20の整数である。)
[10](G)充填材の含有量が、前記接着フィルムに対して0.1重量%以上80重量%以下である、[9]に記載の接着フィルム。
[12][1]ないし[11]のいずれか一項に記載の接着フィルムの硬化物を有することを特徴とする多層回路基板。
[14][1]ないし[11]のいずれか一項に記載の接着フィルムの硬化物を有することを特徴とする半導体装置。
(A)熱硬化性樹脂と、
(B)硬化剤と、
(C)フラックス活性化合物と、
(D)成膜性樹脂と、
を含み、
該接着フィルムの最低溶融粘度が0.01~10,000Pa・sであり、かつ、
該接着フィルムの発熱ピーク温度(℃)を(a)、該接着フィルムの5%重量加熱減量温度(℃)を(b)と定義した時、下記の式(1)を満たすことを特徴とする。
(b)-(a)≧100℃ (1)
本発明の接着フィルムの最低溶融粘度は、0.01~10,000Pa・sである。接着フィルムの最低溶融粘度を0.01~10,000Pa・sとすることで、対向する支持体の第一の端子と被着体の第二の端子の間に接着フィルムを介し、接着フィルムを加熱溶融させて、支持体および被着体を電気的に接続して、さらに、接着する際に良好な接続信頼性を確保することが可能となる。
(b)-(a)≧100℃ (1)
(A)熱硬化性樹脂は、特に限定されるわけではなく、例えば、エポキシ樹脂、フェノキシ樹脂、シリコーン樹脂、オキセタン樹脂、フェノール樹脂、(メタ)アクリレート樹脂、ポリエステル樹脂(不飽和ポリエステル樹脂)、ジアリルフタレート樹脂、マレイミド樹脂、ポリイミド樹脂(ポリイミド前駆体樹脂)、ビスマレイミド-トリアジン樹脂などが挙げられる。特に、エポキシ樹脂、(メタ)アクリレート樹脂、フェノキシ樹脂、ポリエステル樹脂、ポリイミド樹脂、シリコーン樹脂、マレイミド樹脂、ビスマレイミド-トリアジン樹脂からなる群より選ばれる少なくとも1種を含む熱硬化性樹脂を用いることが好ましい。中でも、硬化性と保存性、硬化物の耐熱性、耐湿性、耐薬品性に優れるという観点からエポキシ樹脂が好ましい。また、これらの熱硬化性樹脂は1種単独で用いても、2種以上を併用してもよい。
(B)硬化剤は、特に限定されるわけではなく、使用する(A)熱硬化性樹脂の種類により、適宜選択することができる。(B)硬化剤としては、例えば、フェノール類、アミン類、チオール類、酸無水物類、イソシアナート類等が挙げられ1種単独で用いても、2種以上を併用してもよい。
本発明の接着フィルムは、(C)フラックス活性化合物を含む。これにより、支持体の第一の端子および被着体の第二の端子の少なくとも一方の半田表面の酸化膜を除去すること、また、場合によっては、支持体の第一の端子または被着体の第二の端子表面の酸化膜を除去することができ、確実に第一の端子と第二の端子を半田接合することができるため、接続信頼性の高い多層回路基板、電子部品、半導体装置等を得ることができる。
HOOC-(CH2)n-COOH (2)
(一般式(2)中、nは、1以上20以下の整数を表す。)
本発明の接着フィルムは、(D)成膜性樹脂を含む。これにより、接着フィルムの成膜性を向上し、フィルム状態にするのが容易となる。また、接着フィルムの機械的特性にも優れる。
(E)硬化促進剤は、硬化性樹脂の種類等に応じて適宜選択して用いることができる。(E)硬化促進剤としては、例えば、トリ置換ホスホニオフェノラートまたはその塩、融点が150℃以上のイミダゾール化合物等を挙げることができる。添加量が少ない状態で接着フィルムの硬化性を効果的に向上させることができる観点から、融点が150℃以上のイミダゾール化合物が好ましい。上記イミダゾール化合物の融点が150℃以上であると、接着フィルムの硬化が完了する前に、被着体の端子と支持体の端子を接合することができる。融点が150℃以上のイミダゾール化合物としては、2-フェニル-4-メチル-5-ヒドロキシメチルイミダゾール、2-フェニル-4-メチルイミダゾール等が挙げられる。
接着フィルムは、(F)シランカップリング剤を更に含んでもよい。(F)シランカップリング剤を含むことにより、半導体チップ、基板等の支持体または被着体に対する接着フィルムの密着性を高めることができる。(F)シランカップリング剤としては、例えば、エポキシシランカップリング剤、芳香族含有アミノシランカップリング剤等が使用できる。これらは1種で用いてもよいし、2種以上を併用してもよい。(F)シランカップリング剤の配合量は、適宜選択すればよいが、接着フィルムに対して、好ましくは0.01~10重量%であり、より好ましくは0.05~5重量%であり、更に好ましくは0.1~2重量%である。
接着フィルムは、(G)充填材を更に含んでもよい。これにより、接着フィルムの線膨張係数を低下すること、また、接着フィルムの最低溶融粘度を0.01~10,000Pa・sの範囲に調整することできる。
次に、上述した接着フィルムを用いた多層回路基板、電子部品および半導体装置について説明する。
まず、図1に示すように、半田バンプ11を有する半導体チップ1を用意する(図1(a))。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてビスフェノールF型エポキシ樹脂(大日本インキ化学工業社製、EPICLON-830LVP)55.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(三井化学社製、VR-9305)30.8重量部と、(C)フラックス活性化合物としてセバシン酸(東京化成工業社製)3.0重量部と、(D)成膜性樹脂としてビスフェノールF型フェノキシ樹脂(東都化成社製、YP-70)10.0重量部と、(E)硬化促進剤として2-フェニル-4-メチルイミダゾール(四国化成工業社製、2P4MZ)0.2重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)1.0重量部とを、メチルエチルケトンに溶解し、樹脂濃度50%の樹脂ワニスを調製した。
得られた樹脂ワニスを、基材ポリエステルフィルム(東レ株式会社製、ルミラー)に厚さ50μmとなるように塗布して、100℃、5分間乾燥して、厚さ25μmの接着フィルムを得た。
半田バンプ(Sn-3.5Ag、融点221℃)を有する半導体チップ(サイズ10mm×10mm、厚さ0.3mm)に、得られた接着フィルムを真空ロールラミネーターで、100℃でラミネートして、接着フィルム付きの半導体チップを得た。
次に、表面が金メッキされているパッド部を有する回路基板のパッド部と、半田バンプとが当接するように位置あわせを行いながら回路基板に半導体チップをフリップチップボンダー(澁谷工業株式会社製)を用い100℃、30秒間で仮圧着した。
次いで、フリップチップボンダー(澁谷工業株式会社製)を用い235℃、30秒間加熱して、半田バンプを溶融させて半田接続を行った。
さらに、180℃、60分間加熱して、接着フィルムを硬化させて、半導体チップと、回路基板とが接着フィルムの硬化物で接着された半導体装置を得た。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてビスフェノールA型エポキシ樹脂(大日本インキ化学工業社製、EPICLON-840S)50.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(三井化学社製、VR-9305)25.5重量部と、(C)フラックス活性化合物としてセバシン酸(東京化成工業社製)3.0重量部と、(D)成膜性樹脂としてビスフェノールF型フェノキシ樹脂(東都化成社製、YP-70)20.0重量部と、(E)硬化促進剤として2-フェニル-4-メチルイミダゾール(四国化成工業社製、2P4MZ)0.5重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)1.0重量部とを、メチルエチルケトンに溶解し、樹脂濃度50%の樹脂ワニスを調製した以外は、実施例1と同様に接着フィルムの製造および半導体装置の製造を行った。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてクレゾールノボラック型エポキシ樹脂(日本化薬社製、EOCN-1020-70)20.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(住友ベークライト社製、PR55617)15.0重量部と、(C)フラックス活性化合物としてセバシン酸(東京化成工業社製)3.0重量部と、(D)成膜性樹脂としてビスフェノールA型フェノキシ樹脂(東都化成社製、YP-50)60.0重量部と、(E)硬化促進剤として2-フェニル-4-メチルイミダゾール(四国化成工業社製、2P4MZ)1.0重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)1.0重量部とを、メチルエチルケトンに溶解し、樹脂濃度50%の樹脂ワニスを調製した以外は、実施例1と同様に接着フィルムの製造および半導体装置の製造を行った。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてクレゾールノボラック型エポキシ樹脂(日本化薬社製、EOCN-1020-70)15.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(住友ベークライト社製、PR55617)8.0重量部と、(C)フラックス活性化合物としてフェノールフタリン(東京化成工業社製)6.0重量部と、(D)成膜性樹脂としてビスフェノールA型フェノキシ樹脂(東都化成社製、YP-50)46.0重量部と、(G)充填材として球状シリカフィラー(アドマテックス社製、SE6050、平均粒径2μm)23.0重量部と、(E)硬化促進剤として2-フェニル-4-メチルイミダゾール(四国化成工業社製、2P4MZ)1.0重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)1.0重量部とを、メチルエチルケトンに溶解し、固形分濃度40%の樹脂ワニスを調製した以外は、実施例1と同様に接着フィルムの製造および半導体装置の製造を行った。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてクレゾールノボラック型エポキシ樹脂(日本化薬社製、EOCN-1020-70)13.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(住友ベークライト社製、PR55617)6.0重量部と、(C)フラックス活性化合物としてフェノールフタリン(東京化成工業社製)5.0重量部と、(D)成膜性樹脂としてビスフェノールA型フェノキシ樹脂(東都化成社製、YP-50)39.0重量部と、(G)充填材として球状シリカフィラー(アドマテックス社製、SE6050、平均粒径2μm)36.0重量部と、(E)硬化促進剤として2-フェニル-4-メチルイミダゾール(四国化成工業社製、2P4MZ)0.5重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)0.5重量部とを、メチルエチルケトンに溶解し、固形分濃度30%の樹脂ワニスを調製した以外は、実施例1と同様に接着フィルムの製造および半導体装置の製造を行った。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてクレゾールノボラック型エポキシ樹脂(日本化薬社製、EOCN-1020-70)9.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(住友ベークライト社製、PR55617)4.0重量部と、(C)フラックス活性化合物としてフェノールフタリン(東京化成工業社製)4.0重量部と、(D)成膜性樹脂としてアクリル酸エステル共重合樹脂(ナガセケムテックス社製、SG-P3)27.0重量部と、(G)充填材として球状シリカフィラー(アドマテックス社製、SE6050、平均粒径2μm)55.0重量部と、(E)硬化促進剤として2-フェニル-4-メチルイミダゾール(四国化成工業社製、2P4MZ)0.5重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)0.5重量部とを、メチルエチルケトンに溶解し、固形分濃度20%の樹脂ワニスを調製した以外は、実施例1と同様に接着フィルムの製造および半導体装置の製造を行った。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてビスフェノールF型エポキシ樹脂(大日本インキ化学工業社製、EPICLON-830LVP)55.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(三井化学社製、VR-9305)31.8重量部と、(C)フラックス活性化合物としてセバシン酸(東京化成工業社製)2.0重量部と、(D)成膜性樹脂としてビスフェノールF型フェノキシ樹脂(東都化成社製、YP-70)10.0重量部と、(E)硬化促進剤として2-フェニル-4-メチルイミダゾール(四国化成工業社製、2P4MZ)0.2重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)1.0重量部とを、メチルエチルケトンに溶解し、樹脂濃度50%の樹脂ワニスを調製した以外は、実施例1と同様に接着フィルムの製造および半導体装置の製造を行った。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてクレゾールノボラック型エポキシ樹脂(日本化薬社製、EOCN-1020-70)15.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(三井化学社製、VR-9305)5.0重量部と、(C)フラックス活性化合物としてセバシン酸(東京化成工業社製)60.0重量部と、(D)成膜性樹脂としてビスフェノールA型フェノキシ樹脂(東都化成社製、YP-50)18.0重量部と、(E)硬化促進剤である2-フェニル-4-メチルイミダゾール(四国化成工業社製、2P4MZ)1.0重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)1.0重量部とを、メチルエチルケトンに溶解し、樹脂濃度50%の樹脂ワニスを調製した以外は、実施例1と同様に接着フィルムの製造および半導体装置の製造を行った。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてビスフェノールF型エポキシ樹脂(大日本インキ化学工業社製、EPICLON-830LVP)59.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(三井化学社製、VR-9305)34.9重量部と、(C)フラックス活性化合物としてセバシン酸(東京化成工業社製)3.0重量部と、(D)成膜性樹脂としてビスフェノールF型フェノキシ樹脂(東都化成社製、YP-70)2.0重量部と、(E)硬化促進剤である2-フェニルー4-メチルイミダゾール(四国化成工業社製、2P4MZ)0.1重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)1.0重量部とを、メチルエチルケトンに溶解し、樹脂濃度50%の樹脂ワニスを調製した以外は、実施例1と同様に接着フィルムの製造および半導体装置の製造を行った。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてクレゾールノボラック型エポキシ樹脂(日本化薬社製、EOCN-1020-70)20.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(住友ベークライト社製、PR55167)10.0重量部と、(C)フラックス活性化合物としてフェノールフタリン(東京化成工業社製)8.0重量部と、(D)成膜性樹脂としてアクリル酸エステル共重合樹脂(東都化成社製、SG-P3)60.0重量部と、(E)硬化促進剤である2-フェニルー4-メチルイミダゾール(四国化成工業社製、2P4MZ)1.0重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)1.0重量部と、(G)充填材として球状シリカフィラー(アドマテックス社製、SE6050、平均粒径2μm)300.0重量部とを、メチルエチルケトンに溶解し、樹脂濃度50%の樹脂ワニスを調製した以外は、実施例1と同様に接着フィルムの製造および半導体装置の製造を行った。
<接着フィルム用ワニスの調製>
(A)熱硬化性樹脂としてビスフェノールF型エポキシ樹脂(大日本インキ化学工業社製、EPICLON-830LVP)42.0重量部と、(B)硬化剤としてフェノールノボラック樹脂(三井化学社製、VR-9305)30.0重量部と、(C)フラックス活性化合物としてセバシン酸(東京化成工業社製)3.0重量部と、(D)成膜性樹脂としてアクリル酸エステル共重合樹脂(東都化成社製、SG-P3)15.0重量部と、(E)硬化促進剤である2-フェニルー4-メチルイミダゾール(四国化成工業社製、2P4MZ)0.01重量部と、(F)シランカップリング剤としてβ-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、KBM-303)10.0重量部とを、メチルエチルケトンに溶解し、樹脂濃度50%の樹脂ワニスを調製した以外は、実施例1と同様に接着フィルムの製造および半導体装置の製造を行った。
各実施例および比較例で得られた接着フィルムを、粘弾性測定装置(HAKKE社製「RheoStress RS150」)を用いて、パラレルプレート20mmφ、ギャップ0.05mm、周波数0.1Hz、昇温速度は、10℃/分の条件で溶融粘度を測定し、最低となる溶融粘度を測定値とした。
各実施例および比較例で得られた接着フィルムの発熱ピーク温度(a)を、示差走査熱量計(セイコーインスツルメンツ株式会社製、DSC-6200)を用い、昇温速度10℃/分で硬化発熱量を測定し、ピーク温度(℃)を測定値とした。
次いで、各実施例および比較例で得られた接着フィルムの5%重量加熱減量温度(b)を、熱重量/示差熱同時測定装置(セイコーインスツルメンツ株式会社製、TG/DTA6200)を用い、昇温速度10℃/分で加熱減量を測定し、5%重量減少する温度(℃)を測定値とした。
得られた(a)および(b)から、(b)-(a)を算出した。
各実施例および比較例で得られた半導体装置それぞれ20個ずつについて、半導体チップの半田バンプと回路基板のパッド部の断面観察をSEM(走査型電子顕微鏡)により行い、空洞及びボイド(気泡)の評価を実施した。各符号は、以下の通りである。
○:5μm以上の空洞及びボイドが全く観察されなかった。
×:5μm以上の空洞及びボイドが観察された。
各実施例および比較例で得られた半導体装置それぞれ20個ずつについて、半導体チップと回路基板間の接続抵抗値をそれぞれデジタルマルチメーターで10点測定し、接続信頼性を評価した。各符号は、以下の通りである。
○:20個すべての(測定点:20×10=200)半導体装置の接続抵抗値が3Ω以下であった。
△:導通しない点は無いが、10~20点の接続抵抗値が3Ω以上であった(実用上は問題なし)。
×:20点以上の接続抵抗値が3Ω以上、または、オープン不良が1点以上あった(実用上問題あり)。
各実施例および比較例で得られた半導体装置それぞれ20個について、130℃、85%RHの環境下で3Vの電圧を印加しながら、隣接バンプ間の絶縁抵抗値をそれぞれ3点連続測定(200hr)し、イオンマイグレーションを評価した。各符号は、以下の通りである。
○:すべての測定点(20×3=60)において、絶縁破壊が発生しなかった。
△:絶縁破壊が発生した点が3点未満であった。
×:絶縁破壊が発生した点が3点以上であった。
(A-1)ビスF型エポキシ樹脂(DIC社製、型番:EPICLON-830LVP)
(A-2)ビスA型エポキシ樹脂(DIC社製、型番:EPICLON-840S)
(A-3)クレゾールノボラック型エポキシ樹脂(日本化薬社製、型番:EOCN-1020-70)
(B-1)フェノールノボラック樹脂(三井化学社製、型番:VR-9305)
(B-2)フェノールノボラック樹脂(住友ベークライト社製、型番:PR55617)
(C-1)セバシン酸(東京化成工業社製)
(C-2)フェノールフタリン(東京化成工業社製)
(D-1)ビスフェノールF型フェノキシ樹脂(東都化成社製、型番:YP-70)
(D-2)ビスフェノールA型フェノキシ樹脂(東都化成社製、型番:YP-50)
(D-3)アクリル酸エステル共重合樹脂(ナガセケムテックス社製、型番:SG-P3)
(E-1)2-フェニル-4-メチルイミダゾール(四国化成工業社製、型番:2P4MZ)
(F-1)β-(3,4エポキシシクロヘキシル)エチルトリメトキシシラン(信越化学工業社製、型番:KBM-303)
(G-1)球状シリカフィラー(アドマテックス社製、型番:SE6050、平均粒径2μm)
Claims (14)
- 支持体の第一の端子と、被着体の第二の端子とを、半田を用いて電気的に接続し、該支持体と該被着体とを接着する接着フィルムであり、
(A)熱硬化性樹脂と、
(B)硬化剤と、
(C)フラックス活性化合物と、
(D)成膜性樹脂と、
を含み、
該接着フィルムの最低溶融粘度が0.01~10,000Pa・sであり、かつ、
該接着フィルムの発熱ピーク温度(℃)を(a)、該接着フィルムの5%重量加熱減量温度(℃)を(b)と定義した時、下記の式(1)を満たすことを特徴とする接着フィルム。
(b)-(a)≧100℃ (1) - (A)熱硬化性樹脂と、(C)フラックス活性化合物の配合比((A)/(C))が、0.5~20である、請求項1に記載の接着フィルム。
- (A)熱硬化性樹脂の含有量が、前記接着フィルムに対して5~80重量%である、請求項1または2に記載の接着フィルム。
- (A)熱硬化性樹脂がエポキシ樹脂である、請求項1ないし3のいずれか一項に記載の接着フィルム。
- (C)フラックス活性化合物が、カルボキシル基および/またはフェノール性水酸基を有するフラックス活性化合物である、請求項1ないし4のいずれか一項に記載の接着フィルム。
- (C)フラックス活性化合物が、1分子中に2個のフェノール性水酸基と、少なくとも1個の芳香族に直接結合したカルボキシル基とを有するフラックス活性化合物である、請求項1ないし4のいずれか一項に記載の接着フィルム。
- (C)フラックス活性化合物が、下記一般式(2)で示される化合物を含む、請求項1ないし6のいずれか一項に記載の接着フィルム。
HOOC-(CH2)n-COOH (2)
(一般式(2)中、nは、1~20の整数である。) - 前記接着フィルムが、さらに(G)充填材を含む、請求項1ないし8のいずれか一項に記載の接着フィルム。
- (G)充填材の含有量が、前記接着フィルムに対して0.1重量%以上80重量%以下である、請求項9に記載の接着フィルム。
- 前記接着フィルムが、さらに(F)シランカップリング剤を、前記接着フィルムに対して0.01重量%以上5重量%以下含む、請求項1ないし10のいずれか一項に記載の接着フィルム。
- 請求項1ないし11のいずれか一項に記載の接着フィルムの硬化物を有することを特徴とする多層回路基板。
- 請求項1ないし11のいずれか一項に記載の接着フィルムの硬化物を有することを特徴とする電子部品。
- 請求項1ないし11のいずれか一項に記載の接着フィルムの硬化物を有することを特徴とする半導体装置。
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/393,305 US20120156502A1 (en) | 2009-09-16 | 2010-09-09 | Adhesive film, multilayer circuit board, electronic component and semiconductor device |
| CN2010800409600A CN102549091A (zh) | 2009-09-16 | 2010-09-09 | 粘合膜、多层电路基板、电子部件和半导体装置 |
| JP2011502968A JPWO2011033743A1 (ja) | 2009-09-16 | 2010-09-09 | 接着フィルム、多層回路基板、電子部品及び半導体装置 |
| PH1/2012/500386A PH12012500386A1 (en) | 2009-09-16 | 2010-09-09 | Adhesive film, multilayer circuit board, electronic component, and semiconductor device |
| CA 2774308 CA2774308A1 (en) | 2009-09-16 | 2010-09-09 | Adhesive film, multilayer circuit board, electronic component, and semiconductor device |
| EP10816858A EP2479228A1 (en) | 2009-09-16 | 2010-09-09 | Adhesive film, multilayer circuit board, electronic component, and semiconductor device |
| SG2012015541A SG179001A1 (en) | 2009-09-16 | 2010-09-09 | Adhesive film, multilayer circuit board, electronic component and semiconductor device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-214528 | 2009-09-16 | ||
| JP2009214528 | 2009-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2011033743A1 true WO2011033743A1 (ja) | 2011-03-24 |
Family
ID=43758358
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2010/005510 Ceased WO2011033743A1 (ja) | 2009-09-16 | 2010-09-09 | 接着フィルム、多層回路基板、電子部品及び半導体装置 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US20120156502A1 (ja) |
| EP (1) | EP2479228A1 (ja) |
| JP (1) | JPWO2011033743A1 (ja) |
| KR (1) | KR20120064701A (ja) |
| CN (1) | CN102549091A (ja) |
| CA (1) | CA2774308A1 (ja) |
| PH (1) | PH12012500386A1 (ja) |
| SG (1) | SG179001A1 (ja) |
| TW (1) | TW201130934A (ja) |
| WO (1) | WO2011033743A1 (ja) |
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| JP2019125691A (ja) * | 2018-01-16 | 2019-07-25 | 日立化成株式会社 | 半導体装置の製造方法及び半導体用接着剤 |
| WO2024225084A1 (ja) * | 2023-04-25 | 2024-10-31 | デクセリアルズ株式会社 | フィルム状封止剤および回路装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2011033743A1 (ja) | 2013-02-07 |
| EP2479228A1 (en) | 2012-07-25 |
| CA2774308A1 (en) | 2011-03-24 |
| SG179001A1 (en) | 2012-04-27 |
| TW201130934A (en) | 2011-09-16 |
| US20120156502A1 (en) | 2012-06-21 |
| KR20120064701A (ko) | 2012-06-19 |
| CN102549091A (zh) | 2012-07-04 |
| PH12012500386A1 (en) | 2013-01-14 |
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