WO2008026554A1 - Composition de résine et corps moulé à partir de ladite composition - Google Patents

Composition de résine et corps moulé à partir de ladite composition Download PDF

Info

Publication number
WO2008026554A1
WO2008026554A1 PCT/JP2007/066583 JP2007066583W WO2008026554A1 WO 2008026554 A1 WO2008026554 A1 WO 2008026554A1 JP 2007066583 W JP2007066583 W JP 2007066583W WO 2008026554 A1 WO2008026554 A1 WO 2008026554A1
Authority
WO
WIPO (PCT)
Prior art keywords
monomer
component
mass
resin composition
aromatic
Prior art date
Application number
PCT/JP2007/066583
Other languages
English (en)
Japanese (ja)
Inventor
Kouichi Shimizu
Masamichi Endo
Tetsuya Shinmura
Original Assignee
Denki Kagaku Kogyo Kabushiki Kaisha
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Denki Kagaku Kogyo Kabushiki Kaisha filed Critical Denki Kagaku Kogyo Kabushiki Kaisha
Priority to JP2008532057A priority Critical patent/JPWO2008026554A1/ja
Priority to CN2007800317575A priority patent/CN101506299B/zh
Publication of WO2008026554A1 publication Critical patent/WO2008026554A1/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L35/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical, and containing at least one other carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L35/06—Copolymers with vinyl aromatic monomers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/08—Copolymers of styrene
    • C08L25/12—Copolymers of styrene with unsaturated nitriles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L51/04—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
    • C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
    • C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08L79/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08L79/085—Unsaturated polyimide precursors
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

Definitions

  • the present invention relates to a resin composition containing a maleimide copolymer and a molded product thereof.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 8-183890
  • An object of the present invention is to provide a resin composition excellent in the strength of the thin-walled portion and having an excellent balance of heat resistance, impact resistance, and moldability, and a molded product thereof.
  • the gist of the present invention is as follows.
  • Component (A) 5-40% by mass, (B) Component 30-75% by mass, and (C) Component 1 shown below
  • a resin composition comprising 0 to 50% by mass.
  • Component (C) a rubber-like polymer 30-70 wt%, aromatic Bulle monomer 50 to 80 weight 0/0, And a graft copolymer obtained by graft polymerization of 30 to 70% by mass of a monomer mixture containing 20 to 40% by mass of cyanide bule monomer.
  • the aromatic bulle monomer strength is S styrene
  • the unsaturated dicarboxylic imide derivative is N-phenylmaleimide
  • the unsaturated dicarboxylic acid anhydride monomer is maleic anhydride.
  • the aromatic butyl monomer is styrene and the vinyl cyanide monomer is acrylonitrile. Resin composition.
  • the aromatic butyl monomer power is S styrene
  • the vinyl cyanide monomer is acrylonitrile. Resin composition.
  • the component (A) contains an unsaturated dicarboxylic acid anhydride monomer residue in an amount of 0.;! To 1.5% by mass.
  • the component (A) further comprises a butyl monomer residue copolymerizable with the aromatic butyl monomer, the unsaturated dicarboxylic acid imide derivative, and the unsaturated dicarboxylic acid anhydride monomer.
  • the component (B) is a bulle copolymer further containing 10% by mass or less of the bulle monomer copolymerizable with the aromatic bulle monomer and the cyanated bulle monomer. 2.
  • the monomer mixture to be graft-polymerized has a butyl monomer residue copolymerizable with the aromatic vinyl monomer and the cyanated butyl monomer.
  • the resin composition according to item 1 comprising not more than% by mass of (1) to (9).
  • a molded article comprising the resin composition according to any one of (1) to (; 10).
  • a resin composition excellent in the strength of the thin-walled portion and having an excellent balance of heat resistance, impact resistance, and moldability can be obtained by blending a specific component at a specific ratio. Furthermore, a molded body using the resin composition can be suitably used for automobile parts, electrical / electronic machine parts, precision machine parts, office equipment parts, heat appliances and the like due to these excellent features.
  • the residue means a corresponding repeating unit in a polymer obtained by polymerizing a monomer or a derivative.
  • Component (A) contains an aromatic butyl monomer residue, an unsaturated dicarboxylic imide derivative residue, and an unsaturated dicarboxylic anhydride monomer residue, and has a weight average molecular weight of 90,000 to 130,000. This is a maleimide copolymer.
  • component (A) As the production method of component (A), as a first production method, a monomer mixture of an aromatic butyl monomer, an unsaturated dicarboxylic acid imide derivative, and an unsaturated dicarboxylic acid anhydride monomer is co-polymerized.
  • a second method after copolymerizing a monomer mixture of an aromatic butyl monomer and an unsaturated dicarboxylic acid anhydride monomer, an unsaturated dicarboxylic acid anhydride in the copolymer Examples thereof include a method in which a monomer unit residue is reacted with ammonia and / or a primary amine (imidation reaction) to be converted into an unsaturated dicarboxylic acid imide derivative unit.
  • the maleimide copolymer of component (A) can also be obtained by the method of V and deviation.
  • the aromatic bur monomer constituting the component (A) is not particularly limited.
  • styrene-based monomers such as styrene, ⁇ -methylstyrene, butyltoluene, t-butylstyrene, and chlorostyrene.
  • Monomer One or more of these monomers can be used. Particularly preferred is styrene.
  • the unsaturated dicarboxylic imide derivative constituting the component (A) is not particularly limited, and examples thereof include maleimide, N-methylmaleimide, N-ethylmaleimide, and N-cyclohex Xyl maleimide, N ferromaleimide, N naphthyl maleimide, glutarimide and the like. Particularly preferred is N phenylmaleimide.
  • the unsaturated dicarboxylic acid anhydride monomer constituting the component (A) is not particularly limited, and examples thereof include maleic acid, itaconic acid, citraconic acid, and aconitic acid, respectively. It is done. These monomers can be used alone or in combination of two or more. Particularly preferred is maleic anhydride.
  • the maleimide copolymer of component (A) can be further copolymerized with the aromatic bulle monomer, the unsaturated dicarboxylic imide derivative, and the unsaturated dicarboxylic anhydride monomer. It can also contain a bull monomer residue.
  • Such copolymerizable butyl monomer is not particularly limited, and examples thereof include cyanide butyl monomers such as acrylonitrile and methatalonitrile, methyl acrylate ester, ethyl acrylate ester, and propyl acrylate ester.
  • unsaturated dicarboxylic acid anhydride monomer is also listed as a copolymerizable bull monomer in the first production method, and in the second production method, the unsaturated dicarboxylic acid anhydride that remains without being converted to an imide group. Groups can also be introduced into the copolymer.
  • ammonia or primary amine used in the imidization reaction may be in an anhydrous state or an aqueous solution.
  • the primary amine is not limited, and examples thereof include alkylamines such as methylamine, ethylamine and cyclohexylamine, and aromatic amines such as aniline, toluidine and naphthylamine. These monomers can be used alone or in combination of two or more. Particularly preferred is aniline.
  • an ordinary reaction vessel such as When it is carried out in a massive molten state, where it is preferable to use a clave or the like, an extruder equipped with a devolatilizer can be used.
  • the temperature of the imidization reaction is about 80 to 350 ° C, preferably 100 to 300 ° C.
  • the temperature is lower than 80 ° C, the reaction takes a long time for the reaction rate to be slow, which is not practical.
  • the temperature exceeds 350 ° C, the physical properties of the polymer deteriorate due to thermal decomposition.
  • a tertiary amine such as triethylamine is preferably used as the catalyst which may be used during the imidation reaction.
  • the weight average molecular weight of the component (A) is 90,000 to 130,000, preferably 100,000 to 120,000.
  • the aromatic bur monomer residue used in the component (A) is preferably 40 to 80% by mass, more preferably 40 to 60% by mass. If it is less than 40% by mass, the moldability is reduced.
  • unsaturated dicarboxylic imide derivative residue is 10-60 mass%, More preferably
  • the unsaturated dicarboxylic acid anhydride monomer residue is less than 2% by mass (however, 0% by mass is not included), preferably 0.;! To 1.9% by mass, particularly preferably 0. 3 ⁇ ; 1. 1% by mass.
  • the strength of the thin portion is not significantly improved.
  • the above-mentioned butyl monomer residues copolymerizable with these are preferably contained in an amount of 18% by mass or less, more preferably 10% by mass or less. If the copolymerizable butyl monomer residue exceeds 18% by mass, the compatibility with other components decreases, impact resistance tends to decrease, and delamination occurs when formed into a molded body. It becomes easy to do.
  • Component (B) is a bulle copolymer containing an aromatic bulle monomer residue and a cyanide bur monomer residue and having a weight average molecular weight of 100,000 to 160,000.
  • the aromatic bull monomer used in component (B) is not particularly limited, but those listed as aromatic bull monomers used in component (A) can be used. It can be the same or different. Styrene is preferred.
  • cyanide bur monomer Although it does not specifically limit as a cyanide bur monomer, for example, an alicyclic nitrile, a metathalonitrile, (alpha) -kuroguchi acrylonitrile is mentioned. These monomers can be used alone or in combination of two or more. Acrylonitrile is preferred.
  • the component (ii) can further contain a bull monomer copolymerizable with the aromatic bull monomer and the cyanated bull monomer.
  • the copolymerizable bull monomer is not particularly limited! /, But those described as the copolymerizable bull monomer used for the component ( ⁇ ) can be used, and the component ( ⁇ ) It may be the same as or different from the one used for.
  • a preferable aromatic bule monomer residue in the component (ii) is 67 to 78% by mass, and more preferably 69 to 76% by mass. If it is less than 67% by mass, the moldability deteriorates, and if it exceeds 78% by mass, the heat resistance decreases, which is not preferable.
  • a preferable cyanide bur monomer residue is 22-33 mass%, More preferably, it is 24-31 mass%. If it is less than 22% by mass or more than 33% by mass, the compatibility with the component (ii) is reduced, and when the obtained resin composition is molded, it is easy to cause appearance defects such as delamination and impact strength. It also causes a decrease.
  • the butyl monomer residue copolymerizable with these is preferably 10% by mass or less, more preferably 5% by mass or less.
  • the content of the copolymerizable butyl monomer residue exceeds 10% by mass, the compatibility with the component (ii) and the component (C) is lowered, and the resulting resin composition is made into a molded body. Occasionally, an appearance defect phenomenon of delamination easily occurs and also causes a drop in impact strength.
  • the component (ii) can be produced by an ordinary polymerization method.
  • the production method include suspension polymerization, solution polymerization, emulsion polymerization and the like.
  • the weight average molecular weight of component (ii) is 100,000 to 160,000, preferably 120,000 to 150,000. If it is less than 100,000, the impact strength and thin part strength of the resulting resin composition are reduced, and if it exceeds 160,000, the moldability of the resulting resin composition is lowered and the strength of the thin part is reduced. [0021] The graft copolymer of component (C) will be described.
  • Component (C) is a graft copolymer obtained by graft-polymerizing a rubber-like polymer with a monomer mixture containing an aromatic bulle monomer and a cyanated bully monomer.
  • the rubbery polymer used for component (C) is not particularly limited as long as it is a graft-polymerizable rubber.
  • it can be copolymerized with butadiene such as a butadiene polymer or a butadiene-styrene copolymer.
  • a copolymer with a bulle monomer, an ethylene propylene copolymer, an ethylene propylene copolymer, an acrylic rubber, and the like may be mentioned. These may be used alone or in combination of two or more.
  • the butadiene monomer is preferably 60% by mass or more! /.
  • the aromatic bur monomer used in the component (C) is not particularly limited.
  • A) component can be used, and may be the same as that used for (A) component and (B) component, or may be different. Styrene is preferred.
  • the aromatic bulle monomer in the monomer mixture is 50 to 80% by mass, more preferably 60 to 80% by mass. If the aromatic bulle monomer is less than 50% by weight, the moldability is lowered, and if it exceeds 80% by weight, the impact resistance is lowered.
  • cyanated butyl monomer used in the component (C) is not particularly limited,
  • cyanide bur monomer residues used for component B can be used and may be the same as or different from those used for component (B). Atalylonitrile is preferred.
  • the cyanide butyl monomer in the monomer mixture is preferably 20 to 40% by mass, more preferably 24 to 31% by mass. If the cyanide butyl monomer is less than 20% by mass or more than 40% by mass, the compatibility of the component (C) with the component (A) decreases, and the resulting resin composition is molded into a molded product. In addition, the appearance failure phenomenon of delamination easily occurs, and the impact strength is reduced.
  • the copolymerizable bull monomer used in component (C) is not particularly limited, but V, a precursor of a copolymerizable bull monomer residue used in component (A). Can be used, either the same or different from those used for component (A) or component (B) Good. Preferred are methyl acrylate, acrylic acid and methacrylic acid.
  • the amount of copolymerizable butyl monomer in component (C) monomer mixture is preferably 20% by mass or less, particularly preferably 10% by mass or less. If the copolymerizable bulle monomer exceeds 20% by mass, the compatibility with other components will decrease, and impact resistance will tend to decrease, and delamination will occur when the resulting resin composition is molded. The appearance defect phenomenon is likely to occur.
  • graft polymer as component (C) any known polymerization technique can be used.
  • aqueous heterogeneous polymerization such as suspension polymerization and emulsion polymerization, bulk polymerization, solution polymerization, and the produced polymer is precipitated heterogeneous polymerization and combinations thereof strength s in a poor solvent.
  • Graft rubber particle diameter, graft ratio, and weight average molecular weight of the ungrafted copolymer in the component (C) are not particularly limited, but the graft rubber particle diameter is from 0 .;! To 0.8 111.
  • the range of 0.2 to 0.6 m is more preferable from the viewpoint of impact resistance.
  • the graft ratio is 20 to 80%, particularly preferably 30 to 70%. If the graft ratio is less than 20%, the rubbery polymer is likely to aggregate, so that a defective appearance phenomenon is likely to occur, resulting in a reduction in impact resistance, and if it exceeds 80%, a molding processability is reduced.
  • the ungrafted copolymer has a weight average molecular weight in the range of 50,000 to 200,000, particularly preferably in the range of 60,000 to 140,000, which provides a good balance between impact resistance and moldability.
  • Component (C) is a mixture of the above-mentioned aromatic bulle monomer, cyanated bulur monomer monomer, and, if necessary, a copolymerizable bur monomer.
  • graft polymerization it is usually difficult for the whole amount of the monomer to be grafted onto the rubber-like polymer, and a non-grafted copolymer is produced as a by-product.
  • a graft polymerization containing a non-grafted copolymer can be used as a graft copolymer. It can be handled.
  • the compounding ratio of the component (A), the component (B), and the component (C) in the resin composition of the present invention is as follows.
  • the component (A) is 5 to 40% by mass, and the component (B) is 30 to 75% by mass. %, Component (C) is 10 to 50% by mass.
  • (A) component, (B) component, and (C) component and the compounding ratio are (A) component 10-30 mass%, (B) component 40-65 mass%, (C) component. Is preferably 20 to 40% by mass.
  • the component (A) When the component (A) is less than 5% by mass, the heat resistance of the resulting resin composition is significantly reduced, and when it exceeds 40% by mass, the strength of the thin-walled portion is significantly reduced.
  • component (B) is less than 30% by mass, the fluidity or thin part strength of the resulting resin composition will be significantly reduced, and if it exceeds 75% by mass, the thin part strength will be reduced.
  • component (C) is less than 10% by mass, the strength of the thin part of the resulting resin composition will be reduced, and if it exceeds 50% by mass, the heat resistance and fluidity will be reduced.
  • the resin composition of the present invention can be obtained by using an ordinary melt-kneading apparatus.
  • a melt-kneading apparatus that can be suitably used, a single-screw extruder, a combined type co-rotation or a combined type different direction
  • screw extruders such as rotary twin screw extruders, non- or incompletely integrated twin screw extruders, Banbury mixers, kneaders and mixing rolls.
  • the resin composition contains a stabilizer, a plasticizer, a lubricant, an antioxidant, an ultraviolet absorber, a light stabilizer, glass fiber, carbon fiber, an inorganic filler, a colorant and the like as long as the effects of the present invention are not impaired. Can be blended.
  • the maleimide copolymer was obtained by devolatilization. From the C-13 NMR analysis, the conversion of acid anhydride groups to imide groups was 94 mol%.
  • This maleimide copolymer is a copolymer containing 51.1% of N-phenylmaleimide units as unsaturated dicarboxylic imide derivatives, 47.0% of styrene units, and 1.9% of maleic anhydride units.
  • the conversion rate of maleic anhydride to imide groups is adjusted by adjusting the addition amount of aniline, and the addition amount of ⁇ -methylstyrene dimer is adjusted. This was prepared in the same manner as ⁇ -1, except that the weight average molecular weight was adjusted.
  • the component composition and weight average molecular weight are shown in Table 1.
  • This maleimide copolymer is a copolymer containing 53.0% of N-phenylmaleimide units and 47.0% of styrene units as an unsaturated dicarboxylic imide derivative, which is referred to as copolymer A-11. did.
  • Ingredient composition and weight average molecular weight are shown in Table 1.
  • copolymer B-1 The composition of this copolymer was 72.0% styrene, 28.0% attaryl nitrile, and the weight average molecular weight was 130,000, and this was designated as copolymer B-1.
  • copolymer B-2 to B-5 the composition ratio of styrene and acrylonitrile is adjusted by adjusting the addition amount of styrene and acrylonitrile, and the weight average molecular weight is adjusted by adjusting the addition amount of tododecyl mercaptan. It was manufactured in the same manner as B-1, except that the amount of was adjusted.
  • the component composition and the weight average molecular weight are shown in Table 2. [0037] [Table 2]
  • the composition of the gel fraction (graft copolymer and rubbery polymer) precipitated by centrifugation was analyzed by Kjeldahl nitrogen quantitative analysis and pyrolysis gas chromatography, and the weight of the graft copolymer was measured from the amounts of styrene and acrylonitrile. Also, polybutadiene rubber was analyzed by bromine addition method to determine the weight of the rubbery polymer. The weight of the graft copolymer thus determined The graft ratio was found to be 47% from the following formula based on the amount and the weight of the rubber-like polymer.
  • Graft ratio (Graft copolymer weight / Rubber polymer weight) X 100 (%)
  • octadecyl-3- (3,5-ditertbutyl-4-hydroxyphenyl) propionate (Ciba Specialty) as an antioxidant for 100 parts by weight of the blend of component (A), component (B), and component (C) 'Chemicals Co., Ltd., IRGANOX 10 76) 0.5 part by weight was contained.
  • test pieces for measuring physical properties were prepared by an injection molding machine, and various physical properties were measured. The results are shown in Tables 3 and 4.
  • Test plate was a three-stage plate with an Omm portion having a thickness of 2 mm, 80-; The height at which the test piece breaks 50% when a falling tip of a 10.8 mm diameter hemisphere 100 g weight is dropped vertically from various heights to the center of the lmm surface of the test piece.
  • Weight average molecular weight The weight average molecular weight of component (A) and component (B) was calculated by GPC (gel permeation chromatography) measurement. The conditions are shown below.
  • Calibration curve Standard polystyrene (manufactured by Polymer Laboratories) was used, and the relationship between elution time and elution amount was converted to molecular weight to obtain various average molecular weights.
  • Component composition The component composition ratio was measured using pyrolysis gas chromatography.
  • Carrier gas He pressure 2psi
  • Graft rubber particle size of component (C) is N4 type manufactured by Coulter. It was measured. The measurement conditions were a sample viscosity of 0. OlPoise, a refractive index of 1.17, and a temperature of 20 ° C. The solvent used is dimethylformamide.
  • Example 1 and Example 6 are compared with Comparative Example 4, and Example 2 and Example 3 are compared with Comparative Example 2, when the weight average molecular weight of component (A) exceeds 130,000, the strength of the thin-walled portion is inferior.
  • Example 3 and Comparative Example 4 Example 7 and Comparative Example 9, Example 8 and Comparative Example 10, Example 9 and Comparative Example 11, Example 10 and Comparative Example 12, Example 11 and Comparative Example 13,
  • Example 12 and Comparative Example 14 are compared, and Example 13 and Comparative Example 15 are compared, if the weight average molecular weight of component (A) exceeds 130,000, the moldability (MFR) decreases and the strength of the thin part deteriorates.
  • MFR moldability
  • Example 3 and Comparative Example 5 and Comparative Example 6 in which the weight average molecular weight of component (B) is different are compared, if the weight average molecular weight of component (B) is less than 100,000, the strength of the thin portion is inferior and exceeds 160,000. Molding processability is reduced and the strength of the thin part is inferior.
  • Example 3 and Comparative Example 3 Example 3, Example 4 and Comparative Example 22 with different amounts of unsaturated dicarboxylic acid anhydride monomer residues of component (A), the unsaturation of component (A) If the dicarboxylic acid anhydride monomer residue is 2% by mass or more or 0% by mass, the strength of the thin portion is inferior.
  • the resin composition of the present invention is excellent in the strength of the thin-walled portion and excellent in the balance of heat resistance, impact resistance and molding processability. Applications are expected to be suitable for automotive parts, electrical / electronic machine parts, precision machine parts, office equipment parts, heat appliances, etc.
  • the entire contents of the specification, claims and abstract of the Japanese Patent Application No. 2006-230001 filed on August 28, 2006 are cited herein as the disclosure of the specification of the present invention. Incorporated.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

L'invention concerne une composition de résine qui présente un excellent équilibre entre la résistance à la chaleur, la résistance au choc et l'aptitude au façonnage par moulage, tout en présentant une excellente résistance dans une partie mince. L'invention concerne également un corps moulé à partir d'une telle composition de résine. L'invention concerne particulièrement une composition de résine contenant de 5-40 % en masse du composant (A) décrit ci-après, 30-75 % en masse du composant (B) décrit ci-après, et 10-50 % en masse du composant (C) décrit ci-après. Le composé (A) est un copolymère de maléimide contenant un résidu de monomère vinyl aromatique, un résidu dérivé d'imide d'acide dicarboxylique insaturé et un résidu du monomère anhydride d'acide dicarboxylique insaturé, et possède une masse moléculaire moyenne en poids de 90 000-130 000. Le composant (B) est un copolymère vinylique contenant un résidu de monomère vinyl aromatique et un résidu du monomère cyanure de vinyle, et possède une masse moléculaire moyenne en poids de 100 000-160 000. Le composant (C) est un copolymère greffé obtenu par copolymérisation par greffage d'un mélange de monomères contenant un monomère vinyl aromatique et un monomère cyanure de vinyle à un polymère caoutchouteux.
PCT/JP2007/066583 2006-08-28 2007-08-27 Composition de résine et corps moulé à partir de ladite composition WO2008026554A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008532057A JPWO2008026554A1 (ja) 2006-08-28 2007-08-27 樹脂組成物およびその成形体
CN2007800317575A CN101506299B (zh) 2006-08-28 2007-08-27 树脂组合物及其成型体

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006-230001 2006-08-28
JP2006230001 2006-08-28

Publications (1)

Publication Number Publication Date
WO2008026554A1 true WO2008026554A1 (fr) 2008-03-06

Family

ID=39135837

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/066583 WO2008026554A1 (fr) 2006-08-28 2007-08-27 Composition de résine et corps moulé à partir de ladite composition

Country Status (5)

Country Link
JP (1) JPWO2008026554A1 (fr)
KR (1) KR20090055559A (fr)
CN (1) CN101506299B (fr)
TW (1) TW200831591A (fr)
WO (1) WO2008026554A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017104508A1 (fr) * 2015-12-15 2017-06-22 日本エイアンドエル株式会社 Composition de résine thermoplastique
WO2022054676A1 (fr) * 2020-09-09 2022-03-17 デンカ株式会社 Composition de résine à résistance à la chaleur et corps moulé par injection associé
WO2022075170A1 (fr) 2020-10-07 2022-04-14 デンカ株式会社 Composition de résine résistante à la chaleur

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103421255B (zh) * 2012-05-22 2016-04-20 韩国锦湖石油化学株式会社 耐热性和着色性优异的亲环境门窗材料用组合物
TWI531608B (zh) * 2014-12-31 2016-05-01 奇美實業股份有限公司 橡膠改質聚苯乙烯系樹脂及其製備方法
US10882940B2 (en) 2016-04-29 2021-01-05 Sabic Global Technologies B.V. Process for the production of copolymers

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09328590A (ja) * 1996-06-11 1997-12-22 Denki Kagaku Kogyo Kk 熱可塑性樹脂組成物、成形体及びその製造方法
JP2004346148A (ja) * 2003-05-21 2004-12-09 Denki Kagaku Kogyo Kk マスターバッチ樹脂組成物及びそれを用いた耐熱性樹脂組成物
JP2005097343A (ja) * 2003-09-22 2005-04-14 Asahi Kasei Chemicals Corp 熱安定性に優れたマレイミド化合物含有ゴム強化スチレン系樹脂組成物
JP2005298776A (ja) * 2004-04-16 2005-10-27 Denki Kagaku Kogyo Kk 耐熱付与材、それを用いた樹脂組成物

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3503907B2 (ja) * 1994-12-28 2004-03-08 電気化学工業株式会社 熱可塑性樹脂組成物

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09328590A (ja) * 1996-06-11 1997-12-22 Denki Kagaku Kogyo Kk 熱可塑性樹脂組成物、成形体及びその製造方法
JP2004346148A (ja) * 2003-05-21 2004-12-09 Denki Kagaku Kogyo Kk マスターバッチ樹脂組成物及びそれを用いた耐熱性樹脂組成物
JP2005097343A (ja) * 2003-09-22 2005-04-14 Asahi Kasei Chemicals Corp 熱安定性に優れたマレイミド化合物含有ゴム強化スチレン系樹脂組成物
JP2005298776A (ja) * 2004-04-16 2005-10-27 Denki Kagaku Kogyo Kk 耐熱付与材、それを用いた樹脂組成物

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017104508A1 (fr) * 2015-12-15 2017-06-22 日本エイアンドエル株式会社 Composition de résine thermoplastique
JP2017110201A (ja) * 2015-12-15 2017-06-22 日本エイアンドエル株式会社 熱可塑性樹脂組成物
US10865266B2 (en) 2015-12-15 2020-12-15 Nippon A&L Inc. Thermoplastic resin composition
WO2022054676A1 (fr) * 2020-09-09 2022-03-17 デンカ株式会社 Composition de résine à résistance à la chaleur et corps moulé par injection associé
WO2022075170A1 (fr) 2020-10-07 2022-04-14 デンカ株式会社 Composition de résine résistante à la chaleur
KR20230083312A (ko) 2020-10-07 2023-06-09 덴카 주식회사 내열성 수지 조성물

Also Published As

Publication number Publication date
JPWO2008026554A1 (ja) 2010-01-21
TW200831591A (en) 2008-08-01
KR20090055559A (ko) 2009-06-02
CN101506299A (zh) 2009-08-12
CN101506299B (zh) 2011-11-02

Similar Documents

Publication Publication Date Title
JP5599973B2 (ja) 改良された低光沢性を示す塊状重合されたゴム改質モノビニリデン芳香族共重合体組成物
US9365713B2 (en) Copolymer for improving heat resistance of aromatic vinyl-vinyl cyanide resin
WO2008026554A1 (fr) Composition de résine et corps moulé à partir de ladite composition
US20210230333A1 (en) Thermoplastic resin composition
JPWO2016186142A1 (ja) ポリマーブレンド相容化剤用共重合体および樹脂組成物
JPS63146960A (ja) 熱可塑性樹脂組成物
JP2006265373A (ja) マレイミド系共重合体及び塩化ビニル系重合体を有する塩化ビニル系樹脂組成物
JP7245334B2 (ja) マレイミド系共重合体、その製造方法及びそれを用いた樹脂組成物
JP2005298776A (ja) 耐熱付与材、それを用いた樹脂組成物
JP3652788B2 (ja) 熱可塑性樹脂成形体の製造方法
JP2007217621A (ja) 樹脂組成物およびその成形体
JP4805464B2 (ja) 熱可塑性樹脂組成物
JPH07316381A (ja) 熱可塑性樹脂組成物
JP4363734B2 (ja) 熱可塑性樹脂組成物
JPWO2003033560A1 (ja) 透明なゴム変性共重合樹脂およびその樹脂組成物
JP2005298774A (ja) 樹脂組成物及びそれを用いた耐熱性樹脂組成物
JP3926343B2 (ja) 塩化ビニル系樹脂組成物
JP4386772B2 (ja) ゴム変性共重合樹脂及び製造方法
JP2004323772A (ja) 耐熱性及び耐薬品性に優れた熱可塑性樹脂組成物および成形体
JP2000103933A (ja) スチレン系樹脂組成物及びその製造方法
JP3880077B2 (ja) ガラス繊維強化熱可塑性樹脂組成物
WO2023171531A1 (fr) Composition de résine thermoplastique, article moulé en résine thermoplastique et composant revêtu
JP5636711B2 (ja) 溶融加工用樹脂組成物及びその成形品
JPH10298375A (ja) ゴム変性耐熱性スチレン系樹脂組成物
JP2001288327A (ja) 熱可塑性樹脂組成物

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 200780031757.5

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 07793035

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2008532057

Country of ref document: JP

WWE Wipo information: entry into national phase

Ref document number: 1020097004107

Country of ref document: KR

NENP Non-entry into the national phase

Ref country code: DE

NENP Non-entry into the national phase

Ref country code: RU

122 Ep: pct application non-entry in european phase

Ref document number: 07793035

Country of ref document: EP

Kind code of ref document: A1