WO1993020142A1 - Thermoplastic resin composition containing glass fiber - Google Patents
Thermoplastic resin composition containing glass fiber Download PDFInfo
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- WO1993020142A1 WO1993020142A1 PCT/JP1993/000392 JP9300392W WO9320142A1 WO 1993020142 A1 WO1993020142 A1 WO 1993020142A1 JP 9300392 W JP9300392 W JP 9300392W WO 9320142 A1 WO9320142 A1 WO 9320142A1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
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- 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
- C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
- C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
-
- 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
- C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
- C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
- C08F255/04—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms on to ethene-propene copolymers
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- 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
- C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
- C08F255/08—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having four or more carbon atoms
-
- 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
- C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
- C08F297/02—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
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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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
- C08L33/24—Homopolymers or copolymers of amides or imides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
- C08L51/06—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 homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
Definitions
- the present invention relates to a glass fiber-containing thermoplastic resin composition having excellent balance between processability and tabbing strength and excellent heat resistance. More specifically, the present invention relates to a thermoplastic resin composition in which glass fibers are blended with a terpolymer, a binary copolymer, and a graft polymer having a specific relationship.
- Rubber-reinforced styrene-based resins such as ABS resin (acrylonitrile-butadiene rubber-styrene polymer) and AES resin (acrylonitrile-ethylene-propylene rubber-styrene polymer) provide a good balance between moldability and impact strength and appearance of molded products. Although it is excellent, it is widely used as a material for automobile parts, electrical appliances, office equipment, etc., but with the expansion of application fields, better heat resistance and rigidity are required. In particular, better heat resistance and rigidity are required for the base material of the instrument panel and the roll bearing of the copier.
- ABS resin acrylonitrile-butadiene rubber-styrene polymer
- AES resin acrylonitrile-ethylene-propylene rubber-styrene polymer
- a glass fiber reinforced resin composition has been proposed in which a maleic anhydride copolymer and glass fibers are mixed with a rubber reinforced styrene resin, or an N-funil maleimide copolymer and glass fibers are blended. .
- the present inventors have conducted intensive studies on the above problems, and found that the composition of the N-phenylmaleimide-based terpolymer and the styrene-acrylonitrile-based copolymer in the glass fiber-containing rubber-reinforced styrene-based resin was By improving the heat resistance and rigidity by specifying the structure, it is possible to obtain a composition with a good balance between workability and tapping strength, and to further mix a specific compound or polymer. As a result, they have found that impact resistance, tensile strength, and additivity can be improved, or that the anisotropy of molding shrinkage and the appearance (smoothness of the surface) can be improved.
- (C) a copolymer obtained by polymerizing 50 to 80% by weight of styrene and 20 to 50% by weight of acrylonitrile, 10 to 80% by weight, and
- the present invention provides a glass fiber-containing thermoplastic resin composition which satisfies the above conditions and has excellent balance between workability and tabbing strength and excellent heat resistance.
- the present invention provides a thermoplastic resin composition containing a glass fiber, which is improved in impact resistance by further adding an organic gay compound to the composition, and a tensile strength by adding an acid-modified copolymer.
- Glass fiber-containing thermoplastic resin composition with further improved processability by compounding Numba Genprock rubber, and appearance by compounding a graft polymer obtained by grafting styrene and acrylonitrile to ethylene one-year-old olefin rubber.
- the present invention also provides a glass fiber-containing thermoplastic resin composition having improved surface smoothness).
- FIG. 1 is a transmission electron micrograph showing a compatibility state between a terpolymer (A) and a binary copolymer (C) in the composition of Comparative Example 12.
- FIG. 2 is a transmission electron micrograph showing a compatibility state between a terpolymer (A) and a binary copolymer (C) in the composition of Example 14.
- the terpolymer (A) is a terpolymer obtained by polymerizing 10 to 30% by weight of N-phenylmaleimide, 45 to 85% by weight of styrene, and 5 to 25% by weight of acrylonitrile. It is a copolymer.
- N-fuunil maleimide When N-fuunil maleimide is less than 10% by weight, heat resistance is unfavorable, and when it exceeds 30% by weight, processability is inferior. On the other hand, if the amount of styrene is less than 45% by weight, the workability is unfavorable. Further, if the acrylonitrile content is less than 5% by weight, the tabbing strength exceeds 25% by weight.
- a terpolymer comprising 20 to 30% by weight of N-phenylmaleimide, 60 to 70% by weight of styrene and 10 to 20% by weight of acrylonitrile.
- the terpolymer (A) can be produced by a known polymerization method, that is, a method of emulsion polymerization, rose polymerization, suspension polymerization, solution polymerization or a combination thereof.
- terpolymer (A) not only the composition ratio but also the intrinsic viscosity (30 ° C, dimethylformamide) is important [condition], and its range is from 0.20 to 0.70. It is.
- the intrinsic viscosity is less than 0.20, the tabbing strength and the impact resistance are more than 0.70, and the workability is inferior. Particularly preferred is an intrinsic viscosity of 0.30 to 0.40.
- the intrinsic viscosity, c can be adjusted by changing the polymerization conditions are appropriately example, polymerization composition, the polymerization temperature, the three-way having an intrinsic viscosity of interest by changing the kind and amount of initiator and molecular weight modifier C to obtain a copolymer Graft polymer
- the graft polymer (B) is a conjugated rubber, an ethylene-propylene rubber, and at least one selected from ethylene-butylene rubber of 70 to 95% by weight of ethylene and 5 to 30% by weight of butylene. It is a polymer obtained by polymerizing 25 to 60% by weight of styrene and 5 to 40% by weight of acrylonitrile with 20 to 70% by weight of rubber.
- Examples of the conjugated rubber constituting the graft polymer (B) include polybutadiene, butadiene-styrene rubber, and butadiene-acrylonitrile rubber. These conjugated rubbers can be produced by emulsion polymerization, solution polymerization, suspension polymerization, bulk polymerization, or the like.
- -Ethylene-propylene rubbers include ethylene-propylene copolymer, dicyclopentadiene, ethylidene norbornene, 1,4-hexadiene, 1,4-cyclohetadiene and 1,5-cyclooctadiene.
- An ethylene-propylene-non-conjugated gen copolymer obtained by copolymerizing a conjugated gen compound is exemplified.
- These ethylene-propylene rubbers can be produced by solution polymerization or the like.
- the mole ratio of ethylene to propylene in the ethylene-propylene rubber is preferably in the range of 5: 1 to 1: 3.
- the ratio of the non-conjugated gen is preferably in the range of 2 to 50 in terms of iodine value.
- Ethylene butylene rubber is a rubber composed of 70 to 95% by weight of ethylene and 30 to 5% by weight of butylene. Particularly preferred is an amorphous or low crystalline rubber composed of 80 to 95% by weight of ethylene and 20 to 5% by weight of butylene. Such ethylene butylene rubber is prepared by a solution polymerization method (Ziegler method). And the like.
- the molecular weight is not particularly limited, but the melt flow rate (MFR) (ASTMD-123, 238 ° C) is preferably from 0.1 to: LOOgZIO.
- the rubber content is less than 20% by weight, the impact resistance is unfavorable.
- the amount of styrene is less than 25% by weight, the appearance and anisotropy exceed 60% by weight.
- the acrylonitrile content is less than 5% by weight, the appearance and anisotropy are more than 40% by weight.
- a graft polymer comprising 30 to 60% by weight of rubber, 30 to 55% by weight of styrene and 10 to 30% by weight of acrylonitrile.
- the structure of the graft polymer (B) is not particularly limited, but a graft polymer having a graft ratio of 20 to 100% and a weight average particle diameter of 0.05 to 5 is particularly preferred.
- the graft polymer (B) can be produced by a known polymerization method, that is, a polymerization method using a suspension polymerization method, a suspension polymerization method, a solution polymerization method, a bulk polymerization method, or a combination thereof. Generally, it is obtained by polymerizing styrene and acrylonitrile in the presence of rubber. There is no restriction on the method of adding styrene and acrylonitrile to the reaction system, and any order or method (batch, continuous, split, etc.) can be adopted.
- the binary copolymer (C) is a binary copolymer obtained by polymerizing 50 to 80% by weight of styrene and 20 to 50% by weight of atarilonitrile.
- the styrene content is less than 50% by weight (acrylonitrile is more than 50% by weight), the workability is more than 80% by weight (acrylonitrile is less than 20% by weight). Heat resistance is inferior and is not preferred.
- a binary copolymer comprising 60 to 75% by weight of styrene and 25 to 40% by weight of acrylonitrile.
- the binary copolymer (C) can be produced by a known polymerization method, that is, a method of emulsion polymerization, bulk polymerization, suspension polymerization, solution polymerization or a combination thereof.
- the order of addition of these compounds to the reaction system and the method of addition are not particularly limited, and any order or method (batch, continuous, split, etc.) can be adopted.
- the c -copolymer (C) As with terpolymers, not only the composition ratio but also the intrinsic viscosity (30 ° C, dimethylformamide) is important [conditions], and the range is 0.40 to 1.00. is there.
- the rubber constituting the graft polymer (B) is a gen-based rubber, the intrinsic viscosity of the binary copolymer (C) is particularly preferably from 0.40 to 0.80.
- the intrinsic viscosity is less than 0.40, the tapping strength and impact resistance are poor, and if it exceeds 1.0, the workability is poor, which is not preferable.
- Particularly preferred is an intrinsic viscosity of 0.5 to 0.70.
- the intrinsic viscosity can be adjusted by appropriately changing the polymerization conditions.
- a binary copolymer having a desired intrinsic viscosity can be obtained by changing the polymerization composition, the polymerization temperature, and the types and amounts of the initiator and the molecular weight modifier.
- the glass fiber (D) not only a single fiber but also a single fiber may be an organic chromic acid-based compound (such as methacrylate chloric acid chloride) or an organic silane-based compound (vinyltriethoxysilane, alkydoxypropyl propyl). Fibers that have been surface-treated with pilltrimethoxysilane, ⁇ - (3,4 epoxycyclohexyl) ethyltrimethoxysilane, etc.
- organic chromic acid-based compound such as methacrylate chloric acid chloride
- an organic silane-based compound vinyltriethoxysilane, alkydoxypropyl propyl
- a fiber obtained by treating the treated fiber with a known sizing agent (vinyl acetate resin, urethane resin, epoxy resin, polyester resin, etc.), and the above-mentioned polymers (A), (B) and Glass fibers coated with at least one polymer of (C) can also be used.
- the fiber length and fiber diameter of the glass fiber are not particularly limited and can be arbitrarily selected, but from the viewpoint of the balance of physical properties of the final composition, particularly the rigidity, tapping strength and workability, the fiber length is 3 to 1 Glass fibers having an O mm and a fiber diameter of 3 to 100 are preferred.
- the first composition of the present invention is composed of the above-mentioned polymers (A), (B) and (C) and glass fiber (D), and the composition ratio, that is, the composition ratio, is ternary copolymer.
- A 10 to 60% by weight
- the amount of the terpolymer is less than 10% by weight, the heat resistance is low, and if it exceeds 60% by weight, the processability is inferior. If the amount of the graft polymer is less than 5% by weight, the impact resistance is unfavorable. If the amount of the binary copolymer is less than 10% by weight, the workability is poor. If the amount exceeds 80% by weight, the impact resistance and the heat resistance are inferior.
- the rigidity is increased.
- the terpolymer is 20 to 40% by weight
- the graft polymer (B) is 5 to 15% by weight
- the terpolymer is 25 to 60% by weight
- the glass fiber is 10 to 50% by weight. It is a composition consisting of 15% by weight.
- the tapping strength and the impact resistance or processability are poor.
- a combination of a terpolymer having an intrinsic viscosity of 0.3 to 0.40 and a binary copolymer having an intrinsic viscosity of 0.5 to 0.70 as described above. Is preferred. If the styrene content of the terpolymer is higher than the styrene content of the terpolymer by more than 20% by weight, the heat resistance, tapping strength and impact strength are inferior. If the amount is too small, heat resistance, tapping strength and impact strength are inferior, which is not preferable.
- the amount of styrene in the binary copolymer / the amount of styrene in the ternary copolymer> amount brass 15 to minus 0. If the condition is not satisfied Ha or Z and secondary, as also seen in an electron micrograph of FIG. 1 (R U_ ⁇ 4 stain), terpolymer (A) and binary copolymer and (C) but It is considered that they become incompatible with each other and the mechanical properties are significantly reduced.
- the electron micrograph of FIG. 2 obtained from the composition of the present invention shows a good compatibility between the terpolymer (A) and the terpolymer (C).
- the second gist of the present invention is that the above-mentioned composition is blended with 0.01 to 10 parts by weight of the organic gay compound (E) per 100 parts by weight of the composition to improve the workability and the tabbing strength.
- a glass fiber-containing thermoplastic resin composition which is excellent not only in balance and heat resistance but also in impact resistance.
- polysiloxa represented by the following general formula is used.
- Switch (1 ⁇ ⁇ 1 4 is a lower alkyl or Ariru group).
- Specific examples include polydimethylsiloxane, polymethylethylsiloxane, polydimethylsiloxane, and polymethylphenylsiloxane.
- Silane compounds represented by I ⁇ R aRsR S i ( ⁇ ⁇ ⁇ 4 was lower alkyl or is Ariru group). Specific examples include tetraethylsilane and trimethylhexylsilane.
- the amount of the organic gay compound is less than 0.01 part by weight, the effect of improving the impact resistance is poor. On the other hand, when the amount exceeds 10 parts by weight, the heat resistance tends to decrease, which is not preferable.
- Particularly preferred is a glass fiber-containing thermoplastic resin composition containing 0.05 to 5 parts by weight of the organic gay compound per 100 parts by weight of the composition.
- a third gist of the present invention relates to processability and tapping strength obtained by mixing 0.01 to 30 parts by weight of the acid-modified copolymer (F) per 100 parts by weight of the composition.
- a glass fiber-containing thermoplastic resin composition which is excellent not only in balance and heat resistance but also in tensile strength. Acid-modified copolymer
- the acid-modified copolymer (F) to be blended is a polymer obtained by polymerizing 2 to 20% by weight of unsaturated carboxylic acid, 30 to 93% by weight of styrene and 5 to 50% by weight of acrylonitrile. It is united.
- Preferred unsaturated carboxylic acids include acrynolic acid, methacrylic acid, maleic acid, maleic anhydride, fumaric acid, itaconic acid and the like.
- the amount of the acid-modified copolymer is less than 0.01 part by weight, the effect of improving the tensile strength is poor, while if it exceeds 30 parts by weight, the workability, heat resistance and impact resistance tend to decrease, which is not preferable. .
- a glass fiber-containing thermoplastic resin composition containing from 0.05 to 15 parts by weight of the acid-modified copolymer per 100 parts by weight of the composition.
- the acid-modified copolymer (F) can be produced by a known polymerization method, that is, a method of emulsion polymerization, bulk polymerization, suspension polymerization, solution polymerization or a combination thereof.
- a fourth gist of the present invention is to provide a balance between workability and tabbing strength obtained by blending 0.05 to 5 parts by weight of ethylene butylene rubber (G) per 100 parts by weight of the composition.
- G ethylene butylene rubber
- a glass fiber-containing thermoplastic resin composition which is improved not only in heat resistance but also in molding shrinkage and anisotropy.
- the ethylene butylene rubber (G) is composed of 70 to 95% by weight of ethylene and 5 to 30% by weight of butylene. For rubbers outside this composition range, molding The anisotropy of shrinkage cannot be improved. Particularly preferred is a rubber composed of 80 to 95% by weight of ethylene and 5 to 20% by weight of butylene. Such a rubber can be produced by solution polymerization (Ziegler method) or the like.
- the molecular weight is not particularly limited, but the melt flow rate “MFR” (AS TM D—1 238, 230 ° C.) is 0.1 to: L 0 g / 10 min. Is preferred.
- the ethylene butylene rubber (G—) is less than 0.05 part by weight, there is no effect of improving anisotropy, while if it exceeds 5 parts by weight, heat resistance decreases.
- it is 0.1 to 5 parts by weight of ethylene rubber.
- a fifth gist of the present invention is that the above-mentioned composition is blended with 0.05 to 5 parts by weight of hydrogenated styrene-butadiene block rubber rubber (H) per 100 parts by weight of the composition to improve the processability and tapping strength.
- H hydrogenated styrene-butadiene block rubber rubber
- Disclosed is a glass fiber-containing thermoplastic resin composition having improved processability as well as noise and heat resistance. Hydrogenated styrene butagen block rubber
- the amount of the hydrogenated styrene-butadiene block rubber (H) is less than 0.05 part by weight, there is no effect of improving the processability, while if it exceeds 5 parts by weight, heat resistance and rigidity are reduced.
- the hydrogenated styrene-butadiene block rubber (H) is 0.1 to 5 parts by weight.
- Iced styrene-butadiene block rubber is a rubber obtained by hydrogenating (hydrogenating) styrene-butadiene block rubber.
- the composition of the styrene butene block rubber is not particularly limited, but a block rubber composed of 10 to 9% by weight of styrene and 95 to 10% by weight of butadiene is preferred.
- block type examples include an AB type of styrene polymer-butadiene polymer block and an ABA type of styrene polymer-butadiene polymer-styrene polymer block.
- Styrene Buta Genbro There is no particular limitation on the method for producing the rubber, and it can be produced by a known method such as that shown in Japanese Patent Publication No. 40-23978 (utilizing a lithium catalyst).
- the method of hydrogenation is not particularly limited, either, and Japanese Patent Publication No. 42-87004, Japanese Patent Publication No. 43-66336, Japanese Patent Publication No. 59-133320 It can be carried out by a known method described in JP-A-60-79005.
- a hydrogenated styrene-butadiene block rubber is also commercially available, also referred to as SEBS (styrene-ethylene-butene-styrene).
- a sixth gist of the present invention is to provide a balance between processability and tapping strength and heat resistance obtained by blending 5 to 50 parts by weight of the graft polymer (I) per 100 parts by weight of the composition.
- a glass fiber-containing thermoplastic resin composition having improved properties as well as appearance.
- the graft polymer (I) is a rubber composed of 70 to 95% by weight of ethylene and 5 to 30% by weight of an olefin having 4 to 8 carbon atoms, 20 to 70% by weight of a rubber, and 25 to 60% by weight of styrene. And acrylonitrile in the range of 5 to 40% by weight.
- a rubber composed of 70 to 95% by weight of ethylene and 5 to 30% by weight of an olefin having 4 to 8 carbon atoms can be produced by solution polymerization (Ziegler method) or the like. Particularly preferred is an amorphous or low crystalline rubber composed of 80 to 95% by weight of ethylene and 20 to 5% by weight of butylene.
- the molecular weight of ethylene one-year-old refin rubber is not particularly limited, but the melt flow rate (MFR) (AS TM D-128, 230.C) is 0.1 to: LOO g ZIO Preferably, there is.
- the ratio of rubber, styrene and acrylonitrile in the graft polymer is also important, and it is difficult to improve the appearance outside of such a composition range.
- the graft polymer (I) is obtained by polymerizing styrene and acrylonitrile by a known graft polymerization method in the presence of ethylene-olefin rubber. Examples of the graft polymerization method include an emulsion polymerization method, a suspension polymerization method, a solution polymerization method, a bulk polymerization method, and a polymerization method using a combination thereof. If the amount of the graft polymer (I) is less than 5 parts by weight, the appearance (surface smoothness) and processability are not improved. If the amount exceeds 50 parts by weight, heat resistance, tapping strength and appearance are reduced.
- the graft polymer (I) is preferably used in an amount of from 10 to 30 parts by weight per 100 parts by weight of the resin composition from the balance between physical properties and appearance (surface smoothness).
- Any of the compositions of the present invention can be produced by mixing the above-mentioned polymer and the glass fiber Z compound using a known mixing device, for example, a Banbury mixer, roll, extruder, or the like.
- the mixing order and the form of the polymer and the glass fiber Z compound There is no restriction on the mixing order and the form of the polymer and the glass fiber Z compound. There is no limitation on the mixing order of the components, such as pellets, beads, powder, etc., and the components remaining after the specific components are premixed. And a method of adding and mixing the components remaining during the mixing of the specific components (in a molten state).
- additives such as an antioxidant, an ultraviolet absorber, a light stabilizer, an antistatic agent, a lubricant, a dye / pigment, a plasticizer, a flame retardant, and a mold release agent, as necessary.
- thermoplastic resins such as polycarbonate, polyvinyl chloride, polyamide, polybutylene terephthalate, polyethylene terephthalate, polyphenylene oxide, polyoxymethylene, and polymethylmethacrylate.
- the terpolymer (A), the graft polymer (B), the binary copolymer (C), the acid-modified copolymer (F) and the graft polymer (I) used in the present invention are prepared by the following method. Is a polymer obtained by The following were used as the glass fiber (D), the organic silicon compound (E), the ethylene butylene rubber (G), and the water-added styrene-butadiene block rubber (H).
- aqueous solution consisting of the remaining monomer mixture (97%), 50 parts of pure water, 0.1 part of initiator (rhodium persulfate) and 1 part of emulsifier (sodium lauryl sulfate) was added continuously over 5 hours. did. Thereafter, the temperature was raised to 75 ° C., and the polymerization was continued for another 2 hours. The obtained polymer latex was coagulated with an aqueous solution of calcium chloride to obtain a terpolymer (A-1 to 8).
- the intrinsic viscosity of the copolymer was adjusted by changing the amount of the molecular weight modifier used.
- the obtained polymer latex was coagulated with an aqueous solution of calcium chloride to obtain a graft polymer having a graft ratio of 35%, a weight average particle diameter of 0.32 m, and an intrinsic viscosity of the ungrafted polymer of 0.61.
- ethylene-propylene-ethylidene norbornene rubber (propylene content 50%, iodine value 9, mu-12 viscosity 87) was dissolved in a solvent (n- A rubber solution dissolved in hexane (400 parts and ethylene dichloride 200 parts) was added. Thereafter, 60 parts of styrene, 30 parts of acrylonitrile and 3 parts of an initiator (t-butyl baroxybivalate) were added, and polymerized at 100 ° C. for 10 hours. The polymer solution was brought into contact with a large excess of methanol, and the precipitated precipitate was separated and dried to obtain a graft polymer (B-1) having a rubber content of 20% and a graft ratio of 52%.
- a graft polymer (B-1) having a rubber content of 20% and a graft ratio of 52%.
- a reactor equipped with a stirrer and a baffle was charged with 120 parts of pure water and 0.3 part of an initiator (potassium persulfate), and the inside of the reactor was purged with nitrogen gas.
- an initiator potassium persulfate
- the inside of the reactor was purged with nitrogen gas.
- a monomer mixture consisting of styrene, acrylonitrile and a molecular weight modifier (t-dodecyl mercaptan) shown in Table 2 and an emulsifier (sodium dodecyl benzene sulfonate) 2
- 30% of an emulsifier aqueous solution consisting of 28 parts of pure water were continuously added over 5 hours.
- the intrinsic viscosity of the copolymer was adjusted by changing the amount of the molecular weight modifier used.
- Polymethylsiloxane (number average molecular weight 280,000)
- a reactor equipped with a stirrer and a plate baffle was charged with 120 parts of pure water and 0.3 part of an initiator (potassium persulfate), and the inside of the reactor was replaced with nitrogen gas.
- an initiator potassium persulfate
- the internal temperature reached 65 ° C
- the total amount of the monomer mixture consisting of 65 parts of styrene, 30 parts of acrylonitrile, 5 parts of methacrylic acid, and 0.3 part of a molecular weight modifier (t-dodecylmercaptan) was calculated.
- Total emulsifier aqueous solution consisting of 2 parts of emulsifier (sodium dodecylbenzenesulfonate) and 28 parts of pure water The volume was added continuously over 5 hours.
- polymerization was continued at 70 ° C. for another 3 hours.
- the obtained polymer latex was coagulated with an aqueous solution of calcium chloride to obtain an acid-modified copolymer (F) having an intrinsic viscosity of 0.54.
- a reactor equipped with a stirrer and a baffle was purged with nitrogen, 20 parts of ethylene (90%)-butylene (10%) rubber was dissolved in a solvent (300 parts of ethylbenzene), and 70 parts of styrene and acrylonitrile were dissolved. 25 parts and 2 parts of initiator (benzoyl peroxide) were added, and the mixture was polymerized at 67 ° C for 10 hours. The polymer solution was brought into contact with a large excess of methanol, and the precipitated precipitate was separated and dried to obtain a graft polymer (I) having a rubber content of 20% and a graft ratio of 35%.
- a solvent 300 parts of ethylbenzene
- initiator benzoyl peroxide
- the above terpolymer (A), graft polymer (B), terpolymer (C) , Glass fiber (D), organic gay compound (E), acid-modified copolymer (F), ethylenebutylene rubber (G), water-added styrene-butadiene block rubber (H) and graft polymer (I ) was kneaded in a 40 mm twin-screw extruder with vent (250 to 300 ° C) to obtain various compositions (pellet-like).
- the compounding formulas are shown in Tables 3, 5 to 7, 9, and 11.
- the physical properties of the obtained composition are shown in Tables 4, 8, 10 and 12.
- the physical properties of the composition were measured as follows.
- Boss with an inner diameter of 3.4 mm, an upper outer diameter of 9.2 mm, a lower outer diameter of 10.0 mm, and a height of 25 mm. was measured using a Combined Norek (Model Solid 2502 CI, manufactured by Con solided Dev ice Inc.). Unit: K g ⁇ cm
- Bar flow length Using a bar flow mold with a shape of a molded product having a width of 25 mm, a thickness of 3 mm, and a length of 1000 mm, a molding temperature of 25 (TC, mold temperature 50, Injection pressure 7 Measured the length of the molded product when molded under the condition of OKgZcm 2. Unit: mm
- Table 2 shows the composition of the binary copolymer (C).
- C-13 and C-15 indicate those in the composition range but having too high or too low intrinsic viscosity.
- Tables 1 and 2 show the influence of the composition ratio and the conditions (a to b) on the composition using the graft polymer (B) based on a gen-based rubber as the graft polymer. It also shows the effect of blending an organic gay compound and an acid-modified copolymer.
- Tables 1 and 2 show the effects of the composition ratio and the conditions (i to 2) on the composition using the graft polymer (B) based on ethylene-propylene rubber or ethylene-butylene rubber as the graft polymer. Show. In addition, it shows the effect of compounding an organic silicon compound and an acid-modified copolymer.
- Table 1 Tables 7 and 8 show the effect when the ethylene butylene rubber (G) is further added to the first composition.
- Tables 9 to 10 show the effects when the water-added styrene-butadiene rubber (H) is further added to the first composition.
- Table 1 11 and 12 show that a composition using a graft polymer (B) based on a gen-based rubber or an ethylene-propylene rubber as a graft polymer, The effect when the polymer (I) is blended is shown.
- the present invention provides a composition excellent in balance between workability and tabbing strength and heat resistance as compared with a conventionally known glass fiber reinforced resin composition, and an instrument panel in which a conventional product is used. , Lamp housing, etc. It must be used not only for office equipment such as automotive parts, roll bearings, and chassis, but also for complex-shaped parts and thin-walled parts, which require superior workability and tabbing strength, and are difficult with conventional compositions. It is also possible to improve the mechanical and thermal properties, which makes it possible to reduce the thickness of conventional parts and, in turn, to reduce the weight of parts.
- Terpolymer Hi graft graft Terpolymer Hi graft graft.
- A-7 20 B-18 C-160 1 2 0 0 .40 0.55 0
- Difficult-43 A-7 20 B-18 C-1 60 1 2 0. 5 0.40 0.55 0
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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)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP93906848A EP0587907B1 (en) | 1992-03-31 | 1993-03-30 | Thermoplastic resin composition containing glass fiber |
CA002110285A CA2110285C (en) | 1992-03-31 | 1993-03-30 | Glass fiber-reinforced thermoplastic resin composition |
DE69311240T DE69311240T2 (de) | 1992-03-31 | 1993-03-30 | Thermoplastische harzzusammensetzung enthaltend glasfaser |
US08/468,625 US5811491A (en) | 1992-03-31 | 1995-06-06 | Glass fiber-reinforced thermoplastic resin composition |
Applications Claiming Priority (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4/108967 | 1992-03-31 | ||
JP10896792A JP3154168B2 (ja) | 1992-03-31 | 1992-03-31 | ガラス繊維配合熱可塑性樹脂組成物 |
JP4/257246 | 1992-08-31 | ||
JP25724692A JP3174976B2 (ja) | 1992-08-31 | 1992-08-31 | ガラス繊維配合耐候性樹脂組成物 |
JP4/301796 | 1992-10-13 | ||
JP30179792A JP3207563B2 (ja) | 1992-10-13 | 1992-10-13 | ガラス繊維配合樹脂組成物 |
JP30179692A JP3207562B2 (ja) | 1992-10-13 | 1992-10-13 | ガラス繊維配合樹脂組成物 |
JP4/301797 | 1992-10-13 | ||
JP5/78734 | 1993-03-12 | ||
JP07873493A JP3382661B2 (ja) | 1993-03-12 | 1993-03-12 | ガラス繊維配合樹脂組成物 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1993020142A1 true WO1993020142A1 (en) | 1993-10-14 |
Family
ID=27524742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1993/000392 WO1993020142A1 (en) | 1992-03-31 | 1993-03-30 | Thermoplastic resin composition containing glass fiber |
Country Status (5)
Country | Link |
---|---|
US (1) | US5811491A (ja) |
EP (1) | EP0587907B1 (ja) |
CA (1) | CA2110285C (ja) |
DE (1) | DE69311240T2 (ja) |
WO (1) | WO1993020142A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3255330B2 (ja) * | 1994-05-27 | 2002-02-12 | 電気化学工業株式会社 | 熱可塑性樹脂の製造方法 |
JP3707332B2 (ja) * | 2000-02-15 | 2005-10-19 | 日本板硝子株式会社 | ガラス繊維およびゴム製品 |
KR100437536B1 (ko) * | 2000-12-20 | 2004-06-30 | 제일모직주식회사 | 유리섬유 강화 스티렌계 열가소성 복합재료 |
US6756439B2 (en) * | 2002-03-21 | 2004-06-29 | Bayer Polymers Llc | Filled weatherable compositions having a good surface appearance |
DE10259500A1 (de) * | 2002-12-19 | 2004-07-01 | Bayer Ag | Pfropfpolymerisate auf Basis von Ethylen-α-Olefin-Kautschuken und Verfahren zu ihrer Herstellung |
US7066530B2 (en) * | 2004-08-12 | 2006-06-27 | Frederick Jena B | Filler panel apparatus and method for reinforcing a vehicle body |
KR101613321B1 (ko) * | 2007-03-29 | 2016-04-18 | 스티롤루션 유럽 게엠베하 | 개선된 강성 및 인성을 갖는 유리 섬유 강화된 아크릴로니트릴 부타디엔 스티렌 조성물 |
CN101560282B (zh) * | 2009-05-26 | 2011-02-02 | 金发科技股份有限公司 | 一种PEB-g-SAN增韧剂及其制备方法与工程塑料AEBS |
US9879131B2 (en) | 2012-08-31 | 2018-01-30 | Soucy Techno Inc. | Rubber compositions and uses thereof |
US9840611B2 (en) | 2013-10-18 | 2017-12-12 | Soucy Techno Inc. | Rubber compositions and uses thereof |
US9663640B2 (en) | 2013-12-19 | 2017-05-30 | Soucy Techno Inc. | Rubber compositions and uses thereof |
Citations (9)
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JPS59232138A (ja) * | 1983-06-15 | 1984-12-26 | Mitsubishi Monsanto Chem Co | 耐熱性耐衝撃性樹脂組成物 |
JPS6047045A (ja) * | 1983-08-24 | 1985-03-14 | Denki Kagaku Kogyo Kk | 熱可塑性樹脂組成物 |
JPS6250357A (ja) * | 1985-08-28 | 1987-03-05 | Toyoda Gosei Co Ltd | 自動車用内装部品 |
JPS62236844A (ja) * | 1986-04-07 | 1987-10-16 | Toray Ind Inc | 熱可塑性樹脂組成物 |
JPS62252433A (ja) * | 1986-04-26 | 1987-11-04 | Denki Kagaku Kogyo Kk | プラスチツク成形物 |
JPS63117051A (ja) * | 1986-11-04 | 1988-05-21 | Mitsubishi Monsanto Chem Co | 導電性熱可塑性樹脂組成物 |
JPS63178154A (ja) * | 1986-09-17 | 1988-07-22 | Asahi Chem Ind Co Ltd | 樹脂組成物 |
JPH01236251A (ja) * | 1988-03-17 | 1989-09-21 | Daicel Chem Ind Ltd | N−置換マレイミド含有熱可塑性樹脂組成物 |
JPH02279753A (ja) * | 1989-04-19 | 1990-11-15 | Showa Denko Kk | 樹脂組成物 |
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JPS63122746A (ja) * | 1986-11-12 | 1988-05-26 | Sumitomo Naugatuck Co Ltd | 耐熱性共重合体組成物 |
WO1988004309A1 (en) * | 1986-12-11 | 1988-06-16 | Mitsubishi Monsanto Chemical Company | Heat and impact resistant resin composition |
JPH0345640A (ja) * | 1989-07-14 | 1991-02-27 | Mitsubishi Monsanto Chem Co | ガラス繊維強化熱可塑性樹脂組成物 |
-
1993
- 1993-03-30 DE DE69311240T patent/DE69311240T2/de not_active Expired - Fee Related
- 1993-03-30 EP EP93906848A patent/EP0587907B1/en not_active Expired - Lifetime
- 1993-03-30 WO PCT/JP1993/000392 patent/WO1993020142A1/ja active IP Right Grant
- 1993-03-30 CA CA002110285A patent/CA2110285C/en not_active Expired - Fee Related
-
1995
- 1995-06-06 US US08/468,625 patent/US5811491A/en not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS59232138A (ja) * | 1983-06-15 | 1984-12-26 | Mitsubishi Monsanto Chem Co | 耐熱性耐衝撃性樹脂組成物 |
JPS6047045A (ja) * | 1983-08-24 | 1985-03-14 | Denki Kagaku Kogyo Kk | 熱可塑性樹脂組成物 |
JPS6250357A (ja) * | 1985-08-28 | 1987-03-05 | Toyoda Gosei Co Ltd | 自動車用内装部品 |
JPS62236844A (ja) * | 1986-04-07 | 1987-10-16 | Toray Ind Inc | 熱可塑性樹脂組成物 |
JPS62252433A (ja) * | 1986-04-26 | 1987-11-04 | Denki Kagaku Kogyo Kk | プラスチツク成形物 |
JPS63178154A (ja) * | 1986-09-17 | 1988-07-22 | Asahi Chem Ind Co Ltd | 樹脂組成物 |
JPS63117051A (ja) * | 1986-11-04 | 1988-05-21 | Mitsubishi Monsanto Chem Co | 導電性熱可塑性樹脂組成物 |
JPH01236251A (ja) * | 1988-03-17 | 1989-09-21 | Daicel Chem Ind Ltd | N−置換マレイミド含有熱可塑性樹脂組成物 |
JPH02279753A (ja) * | 1989-04-19 | 1990-11-15 | Showa Denko Kk | 樹脂組成物 |
Non-Patent Citations (1)
Title |
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See also references of EP0587907A4 * |
Also Published As
Publication number | Publication date |
---|---|
CA2110285A1 (en) | 1993-10-14 |
DE69311240D1 (de) | 1997-07-10 |
DE69311240T2 (de) | 1997-10-30 |
CA2110285C (en) | 2002-11-12 |
EP0587907B1 (en) | 1997-06-04 |
EP0587907A1 (en) | 1994-03-23 |
US5811491A (en) | 1998-09-22 |
EP0587907A4 (en) | 1995-05-31 |
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