WO2004039887A1 - 熱可塑性ポリエステル樹脂用増粘剤およびそれを含む熱可塑性ポリエステル樹脂組成物、ならびにそれからなる成形体 - Google Patents
熱可塑性ポリエステル樹脂用増粘剤およびそれを含む熱可塑性ポリエステル樹脂組成物、ならびにそれからなる成形体 Download PDFInfo
- Publication number
- WO2004039887A1 WO2004039887A1 PCT/JP2003/013761 JP0313761W WO2004039887A1 WO 2004039887 A1 WO2004039887 A1 WO 2004039887A1 JP 0313761 W JP0313761 W JP 0313761W WO 2004039887 A1 WO2004039887 A1 WO 2004039887A1
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- WO
- WIPO (PCT)
- Prior art keywords
- thermoplastic polyester
- weight
- polyester resin
- thickener
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
- C08F220/32—Esters containing oxygen in addition to the carboxy oxygen containing epoxy radicals
- C08F220/325—Esters containing oxygen in addition to the carboxy oxygen containing epoxy radicals containing glycidyl radical, e.g. glycidyl (meth)acrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
Definitions
- the present invention relates to a thermoplastic polyester resin composition and a molded article comprising the same.
- the present invention relates to a thickening agent for a thermoplastic polyester resin for improving molding processability in extrusion molding, calender molding, blow molding, injection molding, especially extrusion molding of a non-standard board, pipe, etc. And a thermoplastic polyester resin composition containing the same and having excellent moldability. Furthermore, the present invention relates to a molded article comprising the same.
- Thermoplastic polyester resin is a polymer with excellent physical properties such as transparency, mechanical properties, gas barrier properties and heat resistance, chemical properties such as solvent resistance, acid resistance and alkali resistance, economical efficiency and reusability. It is widely used in various fields, mainly for packaging materials such as bottles. In particular, recently, studies are being made on extrusion applications such as sheet, film, and profile extrusion utilizing their surface properties.
- thermoplastic polyester resins crystalline thermoplastic polyester resins such as polyethylene terephthalate and polybutylene terephthalate generally have a large temperature dependence of the melt viscosity, and are used in injection molding performed in a temperature range above the melting point. Melt processing such as extrusion molding has a low melt viscosity and is disadvantageous in terms of processability.
- thermoplastic resin for example, a method of blending a thermoplastic resin with a copolymer having a weight average molecular weight of 500,000 or more and a specific (meth) acrylic acid ester (Japanese Patent Application Laid-Open No. Hei 11-2666871)
- a method of blending a thermoplastic polyester resin with a copolymer having a weight average molecular weight of 100,000 to 400,000 and comprising styrene, glycidyl methacrylate, and (meth) acrylate ester Japanese Patent Application Laid-Open (JP-A) No.
- thermoplastic polyester resin composition 6-41376 describes a method of blending a vinyl copolymer containing 5% by weight or more of glycidyl methacrylate with polyethylene terephthalate (Japanese Patent Laid-Open No. 62-187776). No. 56) has been developed. However, no dramatic increase in the melt viscosity of the thermoplastic polyester resin composition was observed, and it was not possible to sufficiently secure stable moldability in extrusion molding of pods, irregular shapes, pipes, and the like.
- the present invention dramatically increases the melt viscosity of the thermoplastic polyester resin, and enables stable extrusion in extrusion molding, blow molding, calendar molding, and particularly in the extrusion molding of particularly difficult shaped boards, pipes, and the like.
- Thermoplastic polyester resin to obtain molded products with excellent surface properties It is an object of the present invention to obtain a thickener for use, a thermoplastic polyester resin composition containing the same, and a molded article comprising the same.
- the present inventors have conducted intensive studies based on the above-mentioned actual situation, and as a result, polymerized a monomer mixture of a specific type and amount so as to have a weight-average molecular weight within a specific range, and obtained a copolymer.
- a thickener for a plastic polyester resin By using it as a thickener for a plastic polyester resin, a dramatic thickening effect not seen in the prior art can be obtained, and it has been found that the above-mentioned problems can be solved, and the present invention has been completed. That is, the present invention
- thermoplastic polyester resin comprising 0 to 80% by weight of another vinyl monomer copolymerizable therewith and having a weight average molecular weight of 1,000 to 400,000.
- the present invention also relates to a thermoplastic polyester resin composition containing 0.1 to 50 parts by weight of the thickener for thermoplastic polyester resin based on 100 parts by weight of the thermoplastic polyester resin.
- the present invention relates to a molded article made of the thermoplastic polyester resin composition and a molded article obtained by extrusion-molding the thermoplastic polyester resin composition.
- the thickener for thermoplastic polyester resin of the present invention comprises: (a) 15 to 95% by weight of an epoxy group-containing alkyl (meth) acrylate, (b) other alkyl (meth) 5) to 85% by weight of acrylate, and (c) 0 to 80% by weight of other vinyl monomers copolymerizable therewith, and having a weight average molecular weight of 100,000 to 400,000.
- epoxy group-containing alkyl (meth) acrylate (a) examples include an epoxy group-containing acrylate such as glycidyl acrylate, and an epoxy group-containing methacrylate such as daricidyl methacrylate. These may be used alone or in combination of two or more.
- the content of the epoxy group-containing alkyl (meth) acrylate (a) is 15 to 95% by weight, preferably 20 to 95% by weight, and more preferably the thickener for the thermoplastic polyester resin. 30 to 95% by weight. If the content is less than 15% by weight, the melt viscosity cannot be sufficiently increased, and stable workability tends not to be obtained. If the content exceeds 95% by weight, the melt viscosity is too high. However, the resulting molded article tends to shrink or lose gloss.
- alkyl (meth) acrylates (b) include, for example, alkyl acrylates having 1 to 8 carbon atoms in alkyl groups such as 21-ethylhexyl acrylate, butyl acrylate, ethyl acrylate, and methyl acrylate.
- alkyl methacrylates having 1 to 8 carbon atoms in the alkyl group such as 1,2-ethylhexyl methacrylate, butyl methacrylate, butyl methacrylate and methyl methacrylate. These may be used alone or in combination of two or more.
- the content of the other alkyl (meth) acrylate (b) is 5 to 85% by weight, preferably 5 to 80% by weight, more preferably 5 to 7% by weight in the thickener for thermoplastic polyester resin. 0% by weight. If the content is out of this range, the melt viscosity cannot be sufficiently increased, and there is a tendency that stable workability cannot be obtained.
- vinyl monomer (c) copolymerizable with the epoxy group-containing alkyl (meth) acrylate and the alkyl (meth) acrylate include: Examples include aromatic pinyls such as styrene, ⁇ -methylstyrene, and chlorostyrene, and vinyl cyanide such as acrylonitrile and methacrylonitrile. These may be used alone or in combination of two or more.
- the content of the other Bier monomer (c) is 0 to 80% by weight, preferably 0 to 75% by weight, more preferably 0 to 65% by weight in the thickener for thermoplastic polyester resin. % By weight. If the content is more than 80% by weight, the melt viscosity cannot be sufficiently increased, and stable workability tends not to be obtained.
- the weight average molecular weight of the thickener for thermoplastic polyester resin of the present invention is from 100,000 to 400,000, preferably from 100,000 to 200,000, more preferably from 100,000 to 100,000. It is 100,000.
- the weight average molecular weight is less than 1000, it tends to be difficult to obtain a powder from the latex after polymerization, and if the weight average molecular weight exceeds 400,000, the dispersibility in the thermoplastic polyester resin is low. However, there is a tendency that a sufficient thickening effect cannot be obtained.
- the method for producing the thickener for thermoplastic polyester resin of the present invention is not particularly limited, and it can be produced by, for example, a method such as suspension polymerization or emulsion polymerization. Among them, emulsion polymerization is preferable.
- the monomer mixture When the monomer mixture is produced by an emulsion polymerization method, the monomer mixture may be emulsion-polymerized in the presence of a suitable medium, an emulsifier, a chain transfer agent, a polymerization initiator and the like.
- the medium used in the emulsion polymerization is usually water.
- emulsifiers are used.
- anionic surfactants such as fatty acid salts, alkyl sulfate esters, alkylbenzene sulfonates, alkyl phosphate esters, and sulfosuccinic acid diester salts
- nonionic surfactants such as polyoxyethylene alkyl ethers and polyoxyethylene fatty acid esters. Surfactants and the like.
- the polymerization initiator is not particularly limited, but may be a water-soluble or oil-soluble polymerization. Initiators and the like are used.
- ordinary inorganic polymerization initiators such as persulfates, or organic peroxides, azo compounds, etc. may be used alone. These initiator compounds may be used together with sulfites, thiosulfates, first metal salts, Redox systems may be used in combination with sodium formaldehyde sulfoxylate and the like.
- Preferred persulfates include, for example, sodium persulfate, potassium persulfate, and ammonium persulfate.
- Preferred organic peroxides include, for example, t-butyl diperoxide, cumene and the like. Hydrate peroxide, benzoyl peroxide, lauroyl peroxide, etc.
- chain transfer agent examples include, but are not particularly limited to, alkyl mercaptans such as t-decyl mercaptan, n-dodecyl merbutane, t-decyl mercaptan, n-decyl mercaptan, and n-octyl mercaptan; Alkyl esters such as ethylhexyl thioglycolate, mercaptan, and the like may be used.
- alkyl mercaptans such as t-decyl mercaptan, n-dodecyl merbutane, t-decyl mercaptan, n-decyl mercaptan, and n-octyl mercaptan
- Alkyl esters such as ethylhexyl thioglycolate, mercaptan, and the like may be used.
- thermo and time at the time of the polymerization reaction there is no particular limitation on the temperature and time at the time of the polymerization reaction, and the temperature and time may be appropriately adjusted depending on the purpose of use so as to obtain a desired weight average molecular weight.
- the thickener for thermoplastic polyester resin of the present invention may be a one-stage polymer or a multi-stage polymer such as a two-stage and a three-stage polymer.
- a multi-stage polymer such as a two-stage and a three-stage polymer.
- the particles in the polymer latex thus obtained usually have an average particle size of about 100 to 300 OA, and are usually salted out by adding an electrolyte, coagulated, sprayed into hot air, and dried. It is removed from the latex. If necessary, washing, dehydration, drying, etc. are performed by a usual method.
- the thermoplastic polyester resin used in the present invention include a resin obtained by polycondensing an aromatic dicarbonic acid component and a diol component.
- the dicarboxylic acid include an aromatic dicarboxylic acid having terephthalic acid or an alkyl ester thereof as a main component
- examples of the diol include a diol mainly containing alkylenedaricol.
- the thermoplastic polyester resin is not particularly limited, and may be a conventionally used polyester resin or a recycled polyester resin.
- aromatic polyesters such as polyethylene terephthalate, polybutylene terephthalate, polycyclohexane terephthalate, and poly (ethylene naphthalate), and poly (ethylene-co-1,4-cyclohexanedimethylene terephthalate)
- aromatic copolyesters such as PETG (glycol-modified polyethylene terephthalate).
- the mixing ratio of the thermoplastic polyester resin and the thickener for the thermoplastic polyester resin in the thermoplastic polyester resin composition of the present invention can be widely used, but the mixing ratio of the thermoplastic polyester resin to the thermoplastic polyester resin is 100 parts by weight.
- the thickener for the plastic polyester resin is preferably 0.1 to 50 parts by weight, more preferably 2 to 30 parts by weight, and still more preferably 2 to 10 parts by weight. If the amount of the thickener for the thermoplastic polyester resin is less than 0.1 part by weight, the melt viscosity tends not to be sufficiently increased, and stable workability tends not to be obtained. On the other hand, if it exceeds 50 parts by weight, the melt viscosity is too high, and the obtained molded article tends to shrink or lose its gloss.
- the method for producing the resin composition of the present invention is not particularly limited, and a known method can be employed.
- a thermoplastic polyester resin and a thickener for thermoplastic polyester resin are mixed in advance using a Henschel mixer, an evening tumbler, or the like, and then mixed with a single-screw extruder, a twin-screw extruder, or a bumper.
- a method of obtaining a resin composition by melt-kneading using a lee mixer, a heating roll, or the like can be employed.
- thermoplastic polyester resin thickener in which the thermoplastic polyester resin thickener is mixed in an amount exceeding 50 parts by weight with respect to 100 parts by weight of the thermoplastic polyester resin in advance is manufactured.
- the molding batch may be mixed with and diluted with a thermoplastic polyester resin so that the desired addition amount is in the range of 0.1 to 50 parts by weight during the molding process.
- thermoplastic polyester resin composition of the present invention may contain, if necessary, other additives such as a spreading agent, a lubricant, an impact modifier, a plasticizer, a coloring agent, and a foaming agent alone or in combination of two or more. These may be added in combination.
- the method for obtaining a molded article from the thermoplastic polyester resin composition of the present invention is not particularly limited, and generally used molding methods such as an extrusion molding method, a blow molding method, and a calender molding method are applicable. Even in an extrusion molding method that requires a higher melt viscosity during melt processing, a molded product exhibiting stable workability and having good surface properties can be obtained.
- Glycidyl methacrylate is GMA
- glycidyl acrylate is GA
- methyl methacrylate is MMA
- butyl acrylate is BA
- butyl methacrylate is B MA
- styrene is ST
- acrylonitrile is AN
- ethylene is ET
- biethyl acetate is VA
- tert —Dodecyl mercaptan is abbreviated as TDM.
- the polymerization conversion is calculated by the following equation.
- Polymerization conversion rate (%) polymerization production amount Z monomer charge amount X 100 (Measurement of weight average molecular weight)
- the weight average molecular weight is determined by gel permeation chromatography based on polymethyl methacrylate.
- TEX44 twin-screw extruder
- the gloss of the surface of the molded product was measured using a gloss meter (Micro Gloss 60 °, manufactured by Gardona Co., Ltd.) using a gloss meter to measure the incident angle and the light-receiving angle to 60 °. Measure with. This gloss value is used as an index of the surface properties of the molded body.
- Extrusion molding was performed on a 20 mm single screw extruder manufactured by Toyo Seiki Co., Ltd. using the above-mentioned pellets under the following conditions (cylinder temperature, screw rotation speed, discharge rate). Measure the length of the resin when it begins to draw down because it cannot bear its own weight. The draw-down resistance is evaluated using this take-off distance as an index of the ease of take-out of the extrusion molding.
- Extrusion molding conditions are as follows.
- the resulting latex is subjected to salting out and coagulation with an aqueous solution of calcium chloride, heated to 90 ° C. and heat-treated, then filtered using a centrifugal dehydrator, and the resulting copolymer dehydrated cake is washed with water and subjected to parallel flow.
- the mixture was dried at 50 ° C for 15 hours using a dryer to obtain a white powdery two-stage polymer sample (1).
- the resulting latex is salted out and coagulated with an aqueous solution of calcium chloride, heated to 90 ° C., heat-treated, filtered using a centrifugal dehydrator, and the resulting copolymer dehydrated cake is washed with water and parallel-flow dried The mixture was dried at 50 ° C for 15 hours using a machine to obtain a one-stage polymer sample (6) as a white powder.
- the weight-average molecular weight obtained with the addition amount of the chain transfer agent TDM being 1.0 part was adjusted to about 50,000, and the composition ratio of GMA, MMA and BA was changed as shown in Table 1.
- samples (7) to (10) as two-stage polymers were obtained.
- a sample (11) which was a one-stage polymer was obtained.
- the addition amount of the chain transfer agent TDM was 0.5 part, the obtained weight average molecular weight was adjusted to about 150,000, and the composition ratio of GMA, MMA and BA was changed as shown in Table 2.
- samples (12) to (20) were obtained as a two-stage polymer.
- a sample (21) as a one-stage polymer was obtained.
- the drawdown resistance and the surface gloss of the molded product were evaluated. Table 2 shows the results.
- GMA 15 20 40 65 90 1.5 5 10 12 100
- the weight-average molecular weight obtained when the added amount of the chain transfer agent TDM was 20 parts was adjusted to about 500 to 600, and the composition of GMA, MMA and BA was as shown in Table 3. Except for changing the ratio, samples (22) to (30), which are two-stage polymers, were obtained in the same manner as in Example 1. In the same manner as in Example 6, a sample (31) as a one-stage polymer was obtained. Using the obtained sample, the drawdown resistance and the surface gloss of the molded product were evaluated. Table 3 shows the results.
- GMA 15 20 40 65 90 1.5 5 10 12 100
- GMA was fixed to 20 parts and 90 parts, and the amount of the chain transfer agent TDM was changed as shown in Table 4, except that samples having different weight-average molecular weights were prepared in the same manner as in Example 1. 32) to (38) were obtained. Using the obtained sample, the drawdown resistance and the surface gloss of the molded product were evaluated. Table 4 shows the results.
- Samples (39) to (44) were prepared in the same manner as in Example 1 except that the epoxy group-containing alkyl (meth) acrylate was fixed to 40 parts and replaced with the types and amounts of monomers as shown in Table 5. Got. Using the obtained sample, the drawdown resistance and the surface gloss of the molded article were evaluated. Table 5 shows the results.
- Chain transfer agent TDM 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
- Example 3 In the method for producing the pellet, instead of blending 100 parts of the thermoplastic polyester resin and 5 parts by weight of the polymer sample, the sample obtained in Example 3 was used.
- the thickener for thermoplastic polyester resins of the present invention can dramatically increase the melt viscosity of thermoplastic polyester resins.
- the thermoplastic polyester resin composition containing the thickener for thermoplastic polyester resin enables stable processing in extrusion molding such as extrusion molding, blow molding, calender molding, and particularly difficult molding boards and pipes.
- the surface properties of the resulting molded article are also improved.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004548048A JPWO2004039887A1 (ja) | 2002-10-29 | 2003-10-28 | 熱可塑性ポリエステル樹脂用増粘剤およびそれを含む熱可塑性ポリエステル樹脂組成物、ならびにそれからなる成形体 |
| AU2003275702A AU2003275702A1 (en) | 2002-10-29 | 2003-10-28 | Thickener for thermoplastic polyester resin, thermoplastic polyester resin composition containing the same, and molded object obtained therefrom |
| EP03758978A EP1577345A4 (en) | 2002-10-29 | 2003-10-28 | THICKOPHERIC POLYESTER RESIN THICKENERS, THESE POLYESTER RESIN COMPOSITION AND FORM BODY CONTAINING THEREFROM |
| CA002502137A CA2502137A1 (en) | 2002-10-29 | 2003-10-28 | Thickener for thermoplastic polyester resin, thermoplastic polyester resin composition containing the same, and molded object obtained therefrom |
| US10/530,358 US20060116496A1 (en) | 2002-10-29 | 2003-10-28 | Viscosity modifier for thermoplastic polyester resin, thermoplastic resin composition containing the same and molded article comprising the same |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002314667 | 2002-10-29 | ||
| JP2002-314667 | 2002-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2004039887A1 true WO2004039887A1 (ja) | 2004-05-13 |
Family
ID=32211619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2003/013761 Ceased WO2004039887A1 (ja) | 2002-10-29 | 2003-10-28 | 熱可塑性ポリエステル樹脂用増粘剤およびそれを含む熱可塑性ポリエステル樹脂組成物、ならびにそれからなる成形体 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20060116496A1 (ja) |
| EP (1) | EP1577345A4 (ja) |
| JP (1) | JPWO2004039887A1 (ja) |
| KR (1) | KR20050084891A (ja) |
| CN (1) | CN1313535C (ja) |
| AU (1) | AU2003275702A1 (ja) |
| CA (1) | CA2502137A1 (ja) |
| TW (1) | TW200418919A (ja) |
| WO (1) | WO2004039887A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006193540A (ja) * | 2005-01-11 | 2006-07-27 | Kaneka Corp | ポリ乳酸系樹脂組成物 |
| WO2007040041A1 (ja) * | 2005-10-03 | 2007-04-12 | Kaneka Corporation | 熱可塑性ポリエステル樹脂用増粘剤、これを配合してなる熱可塑性ポリエステル樹脂組成物、および当該組成物からなる成形体 |
| JP2008143988A (ja) * | 2006-12-07 | 2008-06-26 | Kisco Ltd | 再生petを含む押出成形用熱可塑性樹脂組成物および成形品 |
| WO2011148992A1 (ja) * | 2010-05-26 | 2011-12-01 | 株式会社細川洋行 | ポリエチレンテレフタレートフィルム、その製造方法およびそれに用いられる樹脂組成物 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100903683B1 (ko) * | 2007-12-27 | 2009-06-18 | 제일모직주식회사 | 내가수분해성이 우수한 내화학성 내충격성 열가소성 수지조성물 |
| KR101469263B1 (ko) * | 2011-12-22 | 2014-12-05 | 제일모직주식회사 | 열가소성 수지 조성물 및 그 성형품 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001098145A (ja) * | 1999-09-30 | 2001-04-10 | Nippon Shokubai Co Ltd | 熱可塑性ポリエステル樹脂組成物 |
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| US5352500A (en) * | 1988-02-08 | 1994-10-04 | Rohm And Haas Company | Thermoplastic polymer compositions containing melt-rheology modifiers |
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| AU658436B2 (en) * | 1991-07-18 | 1995-04-13 | General Electric Company | Stabilization of polyesters using epoxy compounds in combination with a catalyst |
| US5268438A (en) * | 1991-09-06 | 1993-12-07 | Rohm And Haas Company | Aromatic polyester melt strength improver |
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-
2003
- 2003-10-28 US US10/530,358 patent/US20060116496A1/en not_active Abandoned
- 2003-10-28 EP EP03758978A patent/EP1577345A4/en not_active Withdrawn
- 2003-10-28 JP JP2004548048A patent/JPWO2004039887A1/ja active Pending
- 2003-10-28 AU AU2003275702A patent/AU2003275702A1/en not_active Abandoned
- 2003-10-28 WO PCT/JP2003/013761 patent/WO2004039887A1/ja not_active Ceased
- 2003-10-28 CN CNB2003801021594A patent/CN1313535C/zh not_active Expired - Fee Related
- 2003-10-28 CA CA002502137A patent/CA2502137A1/en not_active Abandoned
- 2003-10-28 KR KR1020057007480A patent/KR20050084891A/ko not_active Withdrawn
- 2003-10-29 TW TW092130065A patent/TW200418919A/zh unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001098145A (ja) * | 1999-09-30 | 2001-04-10 | Nippon Shokubai Co Ltd | 熱可塑性ポリエステル樹脂組成物 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP1577345A4 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006193540A (ja) * | 2005-01-11 | 2006-07-27 | Kaneka Corp | ポリ乳酸系樹脂組成物 |
| WO2007040041A1 (ja) * | 2005-10-03 | 2007-04-12 | Kaneka Corporation | 熱可塑性ポリエステル樹脂用増粘剤、これを配合してなる熱可塑性ポリエステル樹脂組成物、および当該組成物からなる成形体 |
| JP2008143988A (ja) * | 2006-12-07 | 2008-06-26 | Kisco Ltd | 再生petを含む押出成形用熱可塑性樹脂組成物および成形品 |
| WO2011148992A1 (ja) * | 2010-05-26 | 2011-12-01 | 株式会社細川洋行 | ポリエチレンテレフタレートフィルム、その製造方法およびそれに用いられる樹脂組成物 |
| JP5593383B2 (ja) * | 2010-05-26 | 2014-09-24 | 株式会社細川洋行 | ポリエチレンテレフタレートフィルム、その製造方法およびそれに用いられる樹脂組成物 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20050084891A (ko) | 2005-08-29 |
| JPWO2004039887A1 (ja) | 2006-03-02 |
| CN1708553A (zh) | 2005-12-14 |
| EP1577345A4 (en) | 2007-11-14 |
| US20060116496A1 (en) | 2006-06-01 |
| AU2003275702A1 (en) | 2004-05-25 |
| CN1313535C (zh) | 2007-05-02 |
| TW200418919A (en) | 2004-10-01 |
| EP1577345A1 (en) | 2005-09-21 |
| CA2502137A1 (en) | 2004-05-13 |
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