Patent US836879A successfully refreshed from Google Patents.
Patent US4239678A successfully refreshed from Google Patents.
US4239678A
Expired / Lapsed
US
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Flame retardant thermoplastic compositions
Assignee: General Electric Co
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Filing: 1978-01-06
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Granted: 1980-12-16
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Expires: 1998-01-06
Abstract
Abstract A flame retardant thermoplastic composition comprising an organic sulfonate flame retardant additive in admixture with a composition selected from the group comprising a polyarylsulfone, a polyarylethersulfone, a polyphenylsulfide, blends of a polyarylethersulfone and a polyarylsulfone, blends of a polyarylethersulfone and a polyphenylsulfide, blends of a polyarylsulfone and a polyphenylsulfide, blends of a polyarylenecarbonate and acrylonitrile-butadiene-styrene copolymer (ABS), blends of a polyarylenecarbonate, acrylonitrile-butadiene-styrene copolymer (ABS) and a polyarylsulfone, blends of a polyarylenecarbonate, acrylonitrile-butadiene-styrene copolymer (ABS) and a polyarylethersulfone, blends of a polyarylenecarbonate, acrylonitrile-butadiene-styrene copolymer (ABS) and a polyphenylsulfide, and blends of a polyarylenecarbonate, acrylonitrile-butadiene-styrene copolymer (ABS), together with two or more compounds selected from the group comprising polyarylsulfones, polyarylethersulfones and polyphenylsulfides. The composition may additionally contain an organic halogen-containing flame retardant additive.
Inventors
- 👤 Joseph B. Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:49
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/41; C08K5/42; C08L; C08L55/00; C08L55/02
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
187 words
A flame retardant thermoplastic composition comprising an organic sulfonate flame retardant additive of the general formula RSO 3 --M + or (RSO 3 --) 2 M' ++ , where M + is an alkali metal ion, M' ++ is an alkaline earth metal ion, and R is chosen from the group consisting of ##STR5## where each X is independently chosen from the group consisting of fluorine, bromine, iodine, NO 2 and ##STR6## where X' is the same as X, and n=0-5, m=0-4 and n and m are not more than 1 on any single carbon atom; in admixture with a polymer, or a blend of polymers, selected from the group consisting essentially of polyarylsulfone, polyarylethersulfone, polyphenylsulfide, blends of a polyarylethersulfone and a polyarylsulfone, blends of a polyarylethersulfone and a polyphenylsulfide, blends of a polyarylsulfone and a polyphenylsulfide, blends of a acrylonitrile-butadiene-styrene copolymer (ABS) and a polyarylsulfone, blends of an acrylonitrile-butadiene-styrene copolymer (ABS) and a polyarylethersulfone, blends of an acrylonitrile-butadiene-styrene copolymer (ABS) and a polyphenylsulfide, and blends of an acrylonitrile-butadiene-styrene copolymer (ABS), together with two or three polymers selected from the group consisting of polyarylsulfones, polyarylethersulfones and polyphenylsulfides.
Claim 2
Dependent Claim
187 words
A flame retardant thermoplastic composition comprising an organic sulfonate flame retardant additive of the general formula RSO 3 --M + or (RSO 3 --) 2 M' ++ , where M + is an alkali metal ion, M' ++ is an alkaline earth metal ion, and R is chosen from the group consisting of ##STR5## where each X is independently chosen from the group consisting of fluorine, bromine, iodine, NO 2 and ##STR6## where X' is the same as X, and n=0-5, m=0-4 and n and m are not more than 1 on any single carbon atom; in admixture with a polymer, or a blend of polymers, selected from the group consisting essentially of polyarylsulfone, polyarylethersulfone, polyphenylsulfide, blends of a polyarylethersulfone and a polyarylsulfone, blends of a polyarylethersulfone and a polyphenylsulfide, blends of a polyarylsulfone and a polyphenylsulfide, blends of a acrylonitrile-butadiene-styrene copolymer (ABS) and a polyarylsulfone, blends of an acrylonitrile-butadiene-styrene copolymer (ABS) and a polyarylethersulfone, blends of an acrylonitrile-butadiene-styrene copolymer (ABS) and a polyphenylsulfide, and blends of an acrylonitrile-butadiene-styrene copolymer (ABS), together with two or three polymers selected from the group consisting of polyarylsulfones, polyarylethersulfones and polyphenylsulfides.
Claim 3
Dependent Claim
31 words
A flame retardant thermoplastic composition according to claim 1 wherein the organic sulfonate flame retardant additive is present in an amount of about 0.01-10 parts per 100 parts of the composition.
Claim 4
Dependent Claim
31 words
A flame retardant thermoplastic composition according to claim 2 wherein the organic sulfonate flame retardant additive is present in an amount from about 0.5-1.0 parts per 100 parts of the composition.
Claim 5
Dependent Claim
40 words
A flame retardant thermoplastic composition according to caim 1 having in admixture therewith a sufficient quantity of a drip retarding agent chosen from the group consisting of fluorinated polyolefins, fibrous glass, siloxanes and mixtures thereof to render said composition non-dripping.
Claim 6
Dependent Claim
40 words
A flame retardant thermoplastic composition according to caim 1 having in admixture therewith a sufficient quantity of a drip retarding agent chosen from the group consisting of fluorinated polyolefins, fibrous glass, siloxanes and mixtures thereof to render said composition non-dripping.
Claim 7
Dependent Claim
19 words
A flame retardant thermoplastic composition according to claim 1 having in admixture therewith an organic halogen-containing flame retardant additive.
Claim 8
Dependent Claim
44 words
A flame retardant thermoplastic composition comprising an organic sulfonate flame retardant additive according to claim 1 in admixture with a polymer selected from the group consisting of polyarylsulfones, polarylethersulfones, polyphenylsulfide and blends thereof alone or in combination with at least one acrylonitrile-butadiene-styrene copolymer (ABS).
Claim 9
Dependent Claim
28 words
A flame retardant thermoplastic composition according to claim 6 wherein the acrylonitrile-butadiene-styrene copolymer component is present in an amount up to about 50 weight percent of the composition.
Claim 10
Dependent Claim
59 words
A flame retardant thermoplastic composition according to claim 6 wherein the organic sulfonate additive is a compound selected from the group consisting of ##STR7## and compounds of the formula ##STR8## wherein X is Cl or Br, and n is a number from 0 to 5, and is not more than 1 on any single carbon atom, or blends thereof.
Claim 11
Dependent Claim
69 words
A flame retardant thermoplastic composition according to claim 8 wherein the first retardant additive is a compound selected from the group consisting of ##STR9## and compounds of the formula ##STR10## wherein X is Cl or Br, and n is a number from 0 to 5, and is not more than 1 on any single carbon atom, or blends thereof; in admixture with a suitable organic halogen-containing flame retardant additive.
Claim 12
Dependent Claim
22 words
A flame retardant thermoplastic composition comprising an organic sulfonate flame retardant additive as defined in claim 1 in admixture with a polyarylethersulfone.
Claim 13
Dependent Claim
58 words
A flame retardant thermoplastic composition according to claim 10 wherein the organic sulfonate is a compound selected from the group consisting of ##STR11## and compounds of the formula ##STR12## wherein X is Cl or Br, and n is a number from 0 to 5, and is not more than 1 on any single carbon atom, or blends thereof.
Claim 14
Dependent Claim
69 words
A flame retardant thermoplastic composition according to claim 11 wherein the flame retardant additive is a compound selected from the group consisting of ##STR13## and compounds of the formula ##STR14## wherein X is Cl or Br, and n is a number from 0 to 5, and is not more than 1 on any single carbon atom, or blends thereof; in admixture with a suitable organic halogen-containing flame retardant additive.
Claim 15
Dependent Claim
22 words
A flame retardant thermoplastic composition comprising an organic sulfonate flame retardant additive as defined in claim 1 in admixture with a polyarylsulfone.
Claim 16
Dependent Claim
58 words
A flame retardant thermoplastic composition according to claim 13 wherein the organic sulfonate is a compound selected from the group consisting of ##STR15## and compounds of the formula ##STR16## wherein X is Cl or Br, and n is a number from 0 to 5, and is not more than 1 on any single carbon atom, or blends thereof.
Claim 17
Dependent Claim
69 words
A flame retardant thermoplastic composition according to claim 14 wherein the flame retardant additive is a compound selected from the group consisting of ##STR17## and compounds of the formula ##STR18## wherein X is Cl or Br, and n is a number from 0 to 5, and is not more than 1 on any single carbon atom, or blends thereof; in admixture with a suitable organic halogen-containing flame retardant additive.
Claim 18
Dependent Claim
22 words
A flame retardant thermoplastic composition comprising an organic sulfonate flame retardant additive as defined in claim 1 in admixture with a polyphenylsulfide.
Claim 19
Dependent Claim
58 words
A flame retardant thermoplastic composition according to claim 16 wherein the organic sulfonate is a compound selected from the group consisting of ##STR19## and compounds of the formula ##STR20## wherein X is Cl or Br, an n is a number from 0 to 5, and is not more than 1 on any single carbon atom, or blends thereof.
Claim 20
Dependent Claim
69 words
A flame retardant thermoplastic composition according to claim 17 wherein the flame retardant additive is a compound selected from the group consisting of ##STR21## and compounds of the formula ##STR22## wherein X is Cl or Br, and n is a number from 0 to 5, and is not more than 1 on any single carbon atom, or blends thereof; in admixture with a suitable organic halogen-containing flame retardant additive.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-12-16 | 1984-06-16 | 1984-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-12-16 | 1988-06-16 | 1988-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-12-16 | 1992-06-16 | 1992-12-16 | $7700.00 | Window Closed / Lapsed |