Patent US4164493A successfully refreshed from Google Patents.
US4164493A
Expired / Lapsed
US
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Polyphenylene ether resin compositions containing polypentenamer
Assignee: General Electric Co
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Filing: 1978-09-05
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Granted: 1979-08-14
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Expires: 1998-09-05
Abstract
Abstract Novel compositions are disclosed which comprise a polyphenylene ether resin and polypentenamer. Also disclosed are compositions comprised of a polyphenylene ether resin, a rubber-modified alkenyl aromatic resin, and polypentenamer as well as compositions comprised of a polyphenylene ether resin and an alkenyl aromatic resin modified with polypentenamer. Included within the scope of this invention are corresponding reinforced and flame-retardant compositions.
Inventors
- 👤 Glenn D. Cooper
- 👤 Arthur Katchman
- 👤 Charles P. Shank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:41
CPC Classifications
C; C08; C08L; C08L65/00; C08L71/00; C08L71/08; C08L71/10; C08L71/12; C08L71/123
Claims Analysis
Total Claims: 48
Claim 1
Independent Claim
47 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 1 to 99 parts by weight of a polyphenylene ether resin, and (b) from about 1 to 99 parts by weight of polypentenamer, based on the total weight of the composition.
Claim 2
Dependent Claim
47 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 1 to 99 parts by weight of a polyphenylene ether resin, and (b) from about 1 to 99 parts by weight of polypentenamer, based on the total weight of the composition.
Claim 3
Dependent Claim
108 words
The molding composition of claim 1 wherein the polyphenylene ether resin is selected from the compounds of the formula ##STR5## wherein the oxygen ether atom of one unit is connected to the benzene nucleus of the next adjoining unit, n is a positive integer and is at least 50, and each Q is a monovalent substituent selected from the group consisting of hydrogen, halogen, hydrocarbon radicals free of a tertiary alpha-carbon atom, halohydrocarbon radicals having at least two carbon atoms between the halogen atom and the phenyl nucleus, hydrocarbonoxy radicals, and the halohydrocarbonoxy radicals having at least two carbon atoms between the halogen atom and the phenyl nucleus.
Claim 4
Dependent Claim
14 words
The molding composition of claim 1 wherein the polyphenylene ether resin is poly(2,6-dimethyl-1,4-phenylene) ether.
Claim 5
Dependent Claim
56 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 1 to 99 parts by weight of a polyphenylene ether resin; (b) from about 1 to 99 parts by weight of polypentenamer, based on the total weight of the composition; and (c) a reinforcing amount of an inorganic reinforcing filler.
Claim 6
Dependent Claim
56 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 1 to 99 parts by weight of a polyphenylene ether resin; (b) from about 1 to 99 parts by weight of polypentenamer, based on the total weight of the composition; and (c) a reinforcing amount of an inorganic reinforcing filler.
Claim 7
Dependent Claim
14 words
The molding composition of claim 4 wherein the polyphenylene ether resin is poly(2,6-dimethyl-1,4-phenylene) ether.
Claim 8
Dependent Claim
27 words
The molding composition of claim 4 wherein the reinforcing filler comprises from 10 to 80% of fibrous glass filaments, based on the total weight of the composition.
Claim 9
Dependent Claim
55 words
A thermoplastic composition which, after molding, has good impact strength, said composition comprising: (a) from about 1 to 99 parts by weight of polyphenylene ether resin; (b) from about 1 to 99 parts by weight of a polypentenamer, based on the total weight of the composition; and (c) a flame-retardant amount of a flame-retardant additive.
Claim 10
Dependent Claim
55 words
A thermoplastic composition which, after molding, has good impact strength, said composition comprising: (a) from about 1 to 99 parts by weight of polyphenylene ether resin; (b) from about 1 to 99 parts by weight of a polypentenamer, based on the total weight of the composition; and (c) a flame-retardant amount of a flame-retardant additive.
Claim 11
Dependent Claim
44 words
The molding composition of claim 7 wherein the flame-retardant additive is a halogenated organic compound, a halogenated organic compound in admixture with an antimony compound, elemental phosphorus, a phosphorus compound, compounds containing phosphorus-nitrogen bonds, or a mixture of two or more of the foregoing.
Claim 12
Dependent Claim
21 words
The molding composition of claim 7 wherein the flame-retardant additive comprises a mixture of an organic bromine-containing compound with antimony oxide.
Claim 13
Dependent Claim
18 words
The molding composition of claim 7 wherein the flame-retardant additive is selected from trixylylphosphate, tert-butylphenyldiphenyl phosphate, and triphenylphosphate.
Claim 14
Dependent Claim
32 words
The molding composition of claim 7 wherein the flame-retardant additive is comprised of a mixture of triaryl phosphates wherein one or more aryl groups are substituted by one or more isopropyl groups.
Claim 15
Dependent Claim
77 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 10 to 90 parts by weight of a polyphenylene ether resin; (b) from about 90 to 10 parts by weight of an alkenyl aromatic resin modified with diene rubber by polymerizing alkenyl aromatic monomer in the presence of the diene rubber; (c) from about 1 to 50 parts by weight of polypentenamer, based on the total weight of of the composition.
Claim 16
Dependent Claim
77 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 10 to 90 parts by weight of a polyphenylene ether resin; (b) from about 90 to 10 parts by weight of an alkenyl aromatic resin modified with diene rubber by polymerizing alkenyl aromatic monomer in the presence of the diene rubber; (c) from about 1 to 50 parts by weight of polypentenamer, based on the total weight of of the composition.
Claim 17
Dependent Claim
29 words
The molding composition of claim 12 wherein the alkenyl aromatic resin is prepared from a monomer selected form the group consisting of styrene, α-methylstyrene, bromostyrene, chlorostyrene, divinylbenzene, and vinyltoluene.
Claim 18
Dependent Claim
19 words
The molding composition of claim 12 wherein the alkenyl aromatic resin is modified with a rubbery polymer of butadiene.
Claim 19
Dependent Claim
14 words
The molding composition of claim 12 wherein the polyphenylene ether resin is poly(2,6-dimethyl-1,4-phenylene) ether.
Claim 20
Dependent Claim
33 words
The molding composition of claim 12 wherein the alkenyl aromatic resin is polystyrene and the diene rubber is present between about 4% and about 75% by weight of polystyrene and diene rubber combined.
Claim 21
Dependent Claim
86 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 10 to 90 parts by weight of a polyphenylene ether resin; (b) from about 90 to 10 parts by weight of an alkenyl aromatic resin modified with diene rubber by polymerizing alkenyl aromatic monomer in the presence of the diene rubber; (c) from about 1 to 50 parts by weight of polypentenamer, based on the total weight of the composition; and (d) a reinforcing amount of an inorganic reinforcing filler.
Claim 22
Dependent Claim
86 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 10 to 90 parts by weight of a polyphenylene ether resin; (b) from about 90 to 10 parts by weight of an alkenyl aromatic resin modified with diene rubber by polymerizing alkenyl aromatic monomer in the presence of the diene rubber; (c) from about 1 to 50 parts by weight of polypentenamer, based on the total weight of the composition; and (d) a reinforcing amount of an inorganic reinforcing filler.
Claim 23
Dependent Claim
14 words
The molding composition of claim 17 wherein said polyphenylene ether resin is poly(2,6-dimethyl-1,4-phenylene) ether.
Claim 24
Dependent Claim
27 words
The molding composition of claim 17 wherein said reinforcing filler comprises from 10 to 80% of fibrous glass filaments, based on the total weight of the composition.
Claim 25
Dependent Claim
85 words
A thermoplastic composition which, after molding, has good impact strength, said composition comprising: (a) from about 10 to 90 parts by weight of a polyphenylene ether resin; (b) from about 90 to 10 parts by weight of an alkenyl aromatic resin modified with diene rubber by polymerizing alkenyl aromatic monomer in the presence of the diene rubber; (c) from about 1 to 50 parts by weight of polypentenamer, based on the total weight of the composition; and (d) a flame-retardant amount of a flame-retardant additive.
Claim 26
Dependent Claim
85 words
A thermoplastic composition which, after molding, has good impact strength, said composition comprising: (a) from about 10 to 90 parts by weight of a polyphenylene ether resin; (b) from about 90 to 10 parts by weight of an alkenyl aromatic resin modified with diene rubber by polymerizing alkenyl aromatic monomer in the presence of the diene rubber; (c) from about 1 to 50 parts by weight of polypentenamer, based on the total weight of the composition; and (d) a flame-retardant amount of a flame-retardant additive.
Claim 27
Dependent Claim
45 words
The molding composition of claim 20 where in the flame-retardant additive is a halogenated organic compound, a halogenated organic compound in admixture with an antimony compound, elemental phosphorus, a phosphorus compound, compounds containing phosphorus-nitrogen bonds, or a mixture of two or more of the foregoing.
Claim 28
Dependent Claim
21 words
The molding composition of claim 20 wherein the flame-retardant additive comprises a mixture of an organic bromine-containing compound with antimony oxide.
Claim 29
Dependent Claim
18 words
The molding composition of claim 20 wherein the flame-retardant additive is selected from trixylylphosphate, tert-butylphenyldiphenyl phosphate, and triphenylphosphate.
Claim 30
Dependent Claim
32 words
The molding composition of claim 20 wherein the flame-retardant additive is comprised of a mixture of triaryl phosphates wherein one or more aryl groups are substituted by one or more isopropyl groups.
Claim 31
Dependent Claim
64 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 10 to 99 parts by weight of a polyphenylene ether resin; and (b) from about 1 to 90 parts by weight of an alkenyl aromatic resin modified with polypentenamer by polymerizing alkenyl aromatic monomer in the presence of the polypentenamer, based on the total weight of the composition.
Claim 32
Dependent Claim
64 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 10 to 99 parts by weight of a polyphenylene ether resin; and (b) from about 1 to 90 parts by weight of an alkenyl aromatic resin modified with polypentenamer by polymerizing alkenyl aromatic monomer in the presence of the polypentenamer, based on the total weight of the composition.
Claim 33
Dependent Claim
29 words
The molding composition of claim 25 wherein the alkenyl aromatic resin is prepared from a monomer selected from the group consisting of styrene, α-methylstyrene, bromostyrene, chlorostyrene, divinylbenzene, and vinyltoluene.
Claim 34
Dependent Claim
14 words
The molding composition of claim 25 wherein the polyphenylene ether resin is poly(2,6-dimethyl-1,4-phenylene) ether.
Claim 35
Dependent Claim
31 words
The molding composition of claim 25 wherein the alkenyl aromatic resin is polystyrene and the polypentenamer is present between about 4% and about 25% by weight of polystyrene and polypentenamer combined.
Claim 36
Dependent Claim
73 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 10 to 99 parts by weight of a polyphenylene ether resin; (b) from about 1 to 90 parts by weight of an alkenyl aromatic resin modified with polypentenamer, by polymerizing alkenyl aromatic monomer in the presence of the polypentenamer based on the total weight of the composition; and (c) a reinforcing amount of an inorganic reinforcing filler.
Claim 37
Dependent Claim
73 words
A thermoplastic composition which, after molding has good impact strength, said composition comprising: (a) from about 10 to 99 parts by weight of a polyphenylene ether resin; (b) from about 1 to 90 parts by weight of an alkenyl aromatic resin modified with polypentenamer, by polymerizing alkenyl aromatic monomer in the presence of the polypentenamer based on the total weight of the composition; and (c) a reinforcing amount of an inorganic reinforcing filler.
Claim 38
Dependent Claim
14 words
The molding composition of claim 29 wherein the polyphenylene ether resin is poly(2,6-dimethyl-1,4-phenylene) ether.
Claim 39
Dependent Claim
27 words
The molding composition of claim 29 wherein the reinforcing filler comprises from 10 to 80% of fibrous glass filaments, based on the total weight of the composition.
Claim 40
Dependent Claim
72 words
A thermoplastic composition which, after molding, has good impact strength, said composition comprising: (a) from about 10 to 99 parts by weight of a polyphenylene ether resin; (b) from about 1 to 90 parts by weight of an alkenyl aromatic resin modified with polypentenamer, by polymerizing alkenyl aromatic monomer in the presence of the polypentenamer based on the total weight of the composition; and (c) a flame-retardant amount of a flame-retardant additive.
Claim 41
Dependent Claim
72 words
A thermoplastic composition which, after molding, has good impact strength, said composition comprising: (a) from about 10 to 99 parts by weight of a polyphenylene ether resin; (b) from about 1 to 90 parts by weight of an alkenyl aromatic resin modified with polypentenamer, by polymerizing alkenyl aromatic monomer in the presence of the polypentenamer based on the total weight of the composition; and (c) a flame-retardant amount of a flame-retardant additive.
Claim 42
Dependent Claim
42 words
The molding composition of claim 32 wherein the flame-retardant additive is a halogenated organic compound, a halogenated organic compound in admixture with an antimony compound, elemental phosphorus compound, compounds containing phosphorus-nitrogen bonds, or a mixture of two or more of the foregoing.
Claim 43
Dependent Claim
21 words
The molding composition of claim 32 wherein the flame-retardant additive comprises a mixture of an organic bromine-containing compound with antimony oxide.
Claim 44
Dependent Claim
18 words
The molding composition of claim 32 wherein the flame-retardant additive is selected from trixylylphosphate, tert-butylphenyldiphenyl phosphate, and triphenylphosphate.
Claim 45
Dependent Claim
32 words
The molding composition of claim 32 wherein the flame-retardant additive is comprised of a mixture of triaryl phosphates wherein one of more aryl groups are substituted by one or more isopropyl groups.
Claim 46
Dependent Claim
72 words
A process for the preparation of a thermoplastic composition which, after molding, has good impact strength, comprising the steps of: (a) initiating suspension polymerization of an alkenyl aromatic monomer in the presence of polypentenamer. (b) after phase inversion adding a small amount of polyphenylene ether resin to the reaction mixture; (c) completing the polymerization; (d) recovering the polymer produced; and (e) extruding the product of step (d) with additional polyphenylene ether resin.
Claim 47
Dependent Claim
72 words
A process for the preparation of a thermoplastic composition which, after molding, has good impact strength, comprising the steps of: (a) initiating suspension polymerization of an alkenyl aromatic monomer in the presence of polypentenamer. (b) after phase inversion adding a small amount of polyphenylene ether resin to the reaction mixture; (c) completing the polymerization; (d) recovering the polymer produced; and (e) extruding the product of step (d) with additional polyphenylene ether resin.
Claim 48
Dependent Claim
9 words
The thermoplastic molding composition prepared according to claim 37.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-08-13 | 1983-02-12 | 1983-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-08-13 | 1987-02-12 | 1987-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-08-13 | 1991-02-12 | 1991-08-14 | $7700.00 | Window Closed / Lapsed |