Claims
- 1. A thermoplastic resin composition comprising (a) 5 to 99% by weight of a poly(phenylene ether), (b) 95 to 1% by weight of a thermoplastic resin which is obtained by polymerizing, in the absence of a rubber-like polymer, an aromatic alkenyl compound and an alkenyl cyanide compound, while varying the weight ratio of the two in the polymerization, and (c) 2 to 94% by weight of other different styrenic resins other than thermoplastic resin (b) selected from the group consisting of homopolymer and copolymers of styrene and rubber-modified polymers obtained by homopolymerizing or copolymerizing styrene in the presence of a rubber-like polymer, said thermoplastic resin (b) comprising (A) 1-50% by weight of a polymer having an alkenyl cyanide compound content of 1% or more but less than 10% by weight, (B) 1-70% by weight of a polymer having an alkenyl cyanide compound content of 10% or more but less than 20% by weight, (C) 5-90% by weight of a polymer having an alkenyl cyanide compound content of 20% or more but less than 40% by weight.
- 2. A thermoplastic resin composition according to claim 1, wherein the poly(phenylene ether) (a) is a compound obtained by the oxidative coupling polymerization of at least one phenolic compound represented by the formula, ##STR3## wherein X is a hydrogen atom, chlorine, bromine, or iodine; R is a monovalent sustituent selected from the group consisting of hydrocarbon groups, hydrocarbonoxy groups, halohydrocarbon groups having at least 2 carbon atoms between the halogen atom and the phenol nucleus, and halohydrocarbonoxy groups having at least 2 carbon atoms between the halogen atom and the phenol nucleus; R.sup.1 is the same as R or a halogen atom; each of R.sup.2 and R.sup.3 is the same as R.sup.1 or a hydrogen atom, provided that R, R.sup.1, R.sup.2, and R.sup.3 are free from tertiary carbon atom.
- 3. A thermoplastic resin composition according to claim 2, wherein the phenolic compound is a compound represented by the formula, ##STR4## wherein each of R' and R.sup.1' is a monovalent hydrocarbon group having 1 to 8 carbon atoms; and each of R.sup.2' and R.sup.3' is a monovalent hydrocarbon group having 1 to 8 carbon atoms or a hydrogen atom.
- 4. A thermoplastic resin composition according to claim 2, wherein the phenolic compound is at least one compound selected from the group consisting of 2,6-dimethylphenol, 2,6-diethylphenol, 2-methyl-6-ethylphenol, 2-methyl-6-allylphenol, 2-methyl-6-phenylphenol, 2,6-diphenylphenol, 2,6-dibutylphenol, 2-methyl-6-propylphenol, 2,3,6-trimethylphenol, and 2,3-dimethyl-6-ethylphenol.
- 5. A thermoplastic resin composition according to claim 1, wherein the poly(phenylene ether) (a) has an intrinsic viscosity of 0.2 to 1 dl/g as measured in chloroform at 30.degree. C.
- 6. A thermoplastic resin composition according to claim 1, wherein the amount of the poly(phenylene ether) (a) is 10 to 60% by weight.
- 7. A thermoplastic resin composition according to claim 1, wherein the other different styrenic resins (c) is at least one polymer selected from the group consisting of homopolymer of styrene, polychlorostyrene, poly-.alpha.-methylstyrene, styrene-acrylonitrile copolymer, styrene-methyl methacrylate copolymer, styrene-.alpha.-methylstyrene copolymer, styrene-.alpha.-methylstyrene-acrylonitrile-methyl methacrylate copolymer, and rubber-modified products thereof.
- 8. A thermoplastic resin composition according to claim 1, wherein the other different styrenic resins (c) is a homopolymer of styrene, a rubber-modified product thereof or a mixture of the two.
- 9. A thermoplastic resin composition according to claim 1, wherein the thermoplastic resin (b) has an intrinsic viscosity of 0.1 to 1.5 dl/g as measured in methyl ethyl ketone at 30.degree. C.
- 10. A thermoplastic resin composition according to claim 7, wherein the rubber of the rubber-modified products is a poly-.alpha.-olefin, an ethylene-.alpha.-olefin-copolymer, an ethylene-unsaturated carboxylate ester copolymer, an ethylene-saturated fatty acvid vinyl ester copolymer, an ethylene-propylene nonconjugated diene terpolymer, a conjugated diene rubber, acrylic rubber, or a hydrogenation product of an alkenylbenzene-diolefin block copolymer.
- 11. A thermoplastic resin composition according to claim 7, wherein the rubber of the rubber-modified products is an ethylene-propylene-nonconjugated diene terpolymer, acrylic rubber, or a conjugated diene rubber.
- 12. A thermoplastic resin composition according to claim 7, wherein the rubber of the rubber-modified products is a polybutadiene, acrylic rubber, or a styrene-butadiene copolymer.
- 13. A thermoplastic resin composition according to claim 7, wherein the rubber of the rubber-modified products contains 10% by weight or more of a toluene insoluble matter.
- 14. A thermoplastic resin composition according to claim 1, wherein the aromatic alkenyl compound is at least one compound selected from the group consisting of styrene, a-methylstyrene, vinyltoluene, vinylxylene, monochlorostyrene, p-tert-butylstyrene, ethylstyrene, and vinylnaphthalene.
- 15. A thermoplastic resin composition according to claim 1, wherein the aromatic alkenyl compound is styrene.
- 16. A thermoplastic resin composition according to claim 1, wherein the alkenyl cyanide compound is acrylonitrile or methacrylonitrile.
- 17. A thermoplastic resin composition according to claim 15, wherein the alkenyl cyanide compound is acrylonitrile.
- 18. A thermoplastic resin composition according to claim 1, wherein the thermoplastic resin (b) comprises 1 to 50% by weight of polymer (A), 5 to 70% by weight of polymer (B) and 10 to 90% by weight of polymer (C).
- 19. A thermoplastic resin composition according to claim 1, wherein the thermoplastic resin (b) comprises 5 to 30% by weight of polymer (A), 7 to 50% by weight of polymer (B) and 30 to 80% by weight of polymer (C).
- 20. A thermoplastic resin composition according to claim 1, wherein the weight ratio of the poly(phenylene ether)(a)/the thermoplastic resin (b)/the other different styrenic resins (c) is 5-95/1-60/2-94.
- 21. A thermoplastic resin composition according to claim 1, wherein the weight ratio of the poly(phenylene ether)(a)/the thermoplastic resin (b)/the other different styrenic resins (c) is 10-60/5-50/5-85.
- 22. A thermoplastic resin composition according to claim 1, wherein the weight ratio of the poly(phenylene ether)(a)/the thermoplastic resin (b)/the other different styrenic resins (c) is 10-60/5-30/5-85.
- 23. A thermoplastic resin composition according to claim 7, wherein the other different styrenic resins (c) comprises rubber-modified polystyrene (x) and a homopolymer of styrene (y), and wherein the weight ratio of the poly(phenylene ether) (a)/the thermoplastic resin (b)/the rubber-modified polystyrene (x)/the homopolymer or styrene (y) is 5-95/1-60/2-50/0-92.
- 24. A thermoplastic resin composition according to claim 7, wherein the other different styrenic resins (c) comprises rubber-modified polystyrene (x) and homopolymer of styrene (y), and wherein the weight ratio of the poly(phenylene ether) (a)/the thermoplastic resin (b)/the rubber-modified polystyrene (x)/the homopolymer of styrene (y) is 10-60/5-50/5-40/5-90.
- 25. A thermoplastic resin composition according to claim 7, wherein the other different styrenic resins (c) comprises rubber-modified polystyrene (x) and a homopolymer of styrene (y), and wherein the weight ratio of the poly(phenylene ether) (a)/the thermoplastic resin (b)/the rubber-modified polystyrene (x)/the homopolymer of styrene (y) is 10-60/5-30/5-30/7-60.
- 26. A thermoplastic resin composition comprising
- (a) 5 to 99% by weight of a poly(phenylene ether),
- (b) 95 to 1% by weight of a thermoplastic resin which is obtained by polymerizing, in the absence of a rubber-like polymer, a resin constituent mixture consisting of an aromatic alkenyl compound, an alkenyl cyanide compound, and other alkenyl monomers polymerizable with said monomers, and
- (c) 2 to 94% by weight of other different styrenic resins other than thermoplastic resin (b) selected from the group consisting of homopolymer and copolymers of styrene and rubber-modified polymers obtained by hompolymerizing or copolymerizing styrene in the presence of a rubber-like polymer, said thermoplastic resin (b) comprising (A) 1-50% by weight of a polymer having an alkenyl cyanide compound content of 1% or more but less than 10% by weight, (B) 1-70% by weight of a polymer having an alkenyl cyanide compound content of 10% or more but less than 20% by weight, (C) 5-90% by weight of a polymer having an alkenyl cyanide compound content of 20% or more but less than 40% by weight.
- 27. A thermoplastic resin composition according to claim 26, wherein the other alkenyl monomer copolymerizable with the aromatic alkenyl compound and the alkenyl cyanide compound is at least one compound selected from the group consisting of alkyl acrylates, alkyl methacrylates, unsaturated acid anhydrides, and unsaturated acids.
Priority Claims (3)
Number |
Date |
Country |
Kind |
58-118157 |
Jul 1983 |
JPX |
|
58-118158 |
Jul 1983 |
JPX |
|
59-164909 |
Aug 1984 |
JPX |
|
CROSS-REFERENCE TO RELATED APPLICATION
This application is a continuation-in-part ,of application Ser. No. 623,035 filed June 21, 1984, now abandoned.
US Referenced Citations (6)
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
623035 |
Jun 1984 |
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