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US4284736A
Expired / Lapsed
US
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Unsaturated polyester compositions
Assignee: Union Carbide Corp
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Filing: 1973-02-26
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Granted: 1981-08-18
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Expires: 1993-02-26
Abstract
Abstract The disclosure of this application is directed to unsaturated polyester compositions, containing a thermoplastic terpolymer of a vinyl halide monomer, a vinyl ester of a saturated, monocarboxylic acid and as the third component, an unsaturated, dicarboxylic acid or anhydride thereof; or as the third component, a glycidyl ester of an unsaturated, monocarboxylic acid, which can be pigmented with organic and/or inorganic pigments and molded into shaped, thermoset articles such as housings for telephones, automobile heater ducts and the like which are characterized by excellent surface characteristics and color properties.
Inventors
- 👤 Lowell R. Comstock
- 👤 Percy L. Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:57
CPC Classifications
C; C08; C08L; C08L67/00; C08L67/06
Claims Analysis
Total Claims: 36
Claim 1
Independent Claim
174 words
A polyester composition, suitable for use in molding, comprising an ethylenically unsaturated monomer, an unsaturated polyester which is the condensation product of an ethylenically unsaturated polycarboxylic acid or anhydride and a polyol, and, as a low profile additive, a thermoplastic terpolymer of a vinyl halide monomer, a vinyl ester of a saturated, monocarboxylic acid, and as the third component of said terpolymer an unsaturated dicarboxylic acid or anhydride thereof; or as the third component a glycidyl ester of an unsaturated, monocarboxylic acid, said terpolymer being present in said composition in an amount of about 1 to about 85 percent by weight based on the weight of said unsaturated polyester, wherein said terpolymer contains (a) at least about 45 weight percent polymerized vinyl halide, (b) from about 0.25 to about 10 weight percent of polymerized unsaturated dicarboxylic acid or anhydride thereof, or from about 1 to about 15 weight percent of polymerized glycidyl ester of an unsaturated, monocarboxylic acid, and (c) the remainder of said terpolymer being polymerized vinyl ester of a saturated, monocarboxylic acid.
Claim 2
Dependent Claim
174 words
A polyester composition, suitable for use in molding, comprising an ethylenically unsaturated monomer, an unsaturated polyester which is the condensation product of an ethylenically unsaturated polycarboxylic acid or anhydride and a polyol, and, as a low profile additive, a thermoplastic terpolymer of a vinyl halide monomer, a vinyl ester of a saturated, monocarboxylic acid, and as the third component of said terpolymer an unsaturated dicarboxylic acid or anhydride thereof; or as the third component a glycidyl ester of an unsaturated, monocarboxylic acid, said terpolymer being present in said composition in an amount of about 1 to about 85 percent by weight based on the weight of said unsaturated polyester, wherein said terpolymer contains (a) at least about 45 weight percent polymerized vinyl halide, (b) from about 0.25 to about 10 weight percent of polymerized unsaturated dicarboxylic acid or anhydride thereof, or from about 1 to about 15 weight percent of polymerized glycidyl ester of an unsaturated, monocarboxylic acid, and (c) the remainder of said terpolymer being polymerized vinyl ester of a saturated, monocarboxylic acid.
Claim 3
Dependent Claim
134 words
A polyester composition, suitable for use in molding, comprising an ethylenically unsaturated monomer, an unsaturated polyester which is the condensation product of an ethylenically unsaturated polycarboxylic acid or anhydride and a polyol, and, as a low profile additive, a thermoplastic terpolymer of a vinyl halide monomer, a vinyl ester of a saturated monocarboxylic acid and an unsaturated, dicarboxylic acid or anhydride thereof, said terpolymer containing about 45 to about 95 percent by weight combined vinyl halide monomer, about 5 to about 55 percent by weight combined vinyl ester of a saturated, monocarboxylic acid, and about 1 to about 10 percent by weight combined dicarboxylic acid or anhydride thereof, and is present in said composition in an amount of about 1 to about 85 percent by weight based on the weight of said unsaturated polyester.
Claim 4
Dependent Claim
134 words
A polyester composition, suitable for use in molding, comprising an ethylenically unsaturated monomer, an unsaturated polyester which is the condensation product of an ethylenically unsaturated polycarboxylic acid or anhydride and a polyol, and, as a low profile additive, a thermoplastic terpolymer of a vinyl halide monomer, a vinyl ester of a saturated monocarboxylic acid and an unsaturated, dicarboxylic acid or anhydride thereof, said terpolymer containing about 45 to about 95 percent by weight combined vinyl halide monomer, about 5 to about 55 percent by weight combined vinyl ester of a saturated, monocarboxylic acid, and about 1 to about 10 percent by weight combined dicarboxylic acid or anhydride thereof, and is present in said composition in an amount of about 1 to about 85 percent by weight based on the weight of said unsaturated polyester.
Claim 5
Dependent Claim
137 words
A polyester composition, suitable for use in molding, comprising an ethylenically unsaturated monomer, an unsaturated polyester which is the condensation product of an ethylenically unsaturated polycarboxylic acid or anhydride and a polyol, and, as a low profile additive, a thermoplastic terpolymer of a vinyl halide monomer, a vinyl ester of a saturated, monocarboxylic acid, and a glycidyl ester of an unsaturated, monocarboxylic acid, said terpolymer containing about 45 to about 95 percent by weight combined vinyl halide monomer, about 5 to about 55 percent by weight combined vinyl ester of a saturated, monocarboxylic acid, and about 1 to about 15 percent by weight combined glycidyl ester of an unsaturated, monocarboxylic acid, and is present in said composition in an amount of about 1 to about 85 percent by weight based on the weight of said unsaturated polyester.
Claim 6
Dependent Claim
137 words
A polyester composition, suitable for use in molding, comprising an ethylenically unsaturated monomer, an unsaturated polyester which is the condensation product of an ethylenically unsaturated polycarboxylic acid or anhydride and a polyol, and, as a low profile additive, a thermoplastic terpolymer of a vinyl halide monomer, a vinyl ester of a saturated, monocarboxylic acid, and a glycidyl ester of an unsaturated, monocarboxylic acid, said terpolymer containing about 45 to about 95 percent by weight combined vinyl halide monomer, about 5 to about 55 percent by weight combined vinyl ester of a saturated, monocarboxylic acid, and about 1 to about 15 percent by weight combined glycidyl ester of an unsaturated, monocarboxylic acid, and is present in said composition in an amount of about 1 to about 85 percent by weight based on the weight of said unsaturated polyester.
Claim 7
Dependent Claim
115 words
A polyester composition, suitable for use in molding, comprising an unsaturated polyester which is the condensation product of an ethylenically unsaturated polycarboxylic acid or anhydride and a polyol, a polymerizable ethylenically unsaturated monomer in an amount of about 10 to about 60 percent by weight based on the combined weight of said monomer and said polyester, a Group I, II or IV metal oxide or hydroxide thickener in an amount of about 0.5 to about 75 percent by weight based on the weight of said polyester, and, as a low profile additive, a terpolymer as defined in claim 1, said terpolymer being present in an amount of about 1 to about 85 percent by weight.
Claim 8
Dependent Claim
80 words
A composition comprising (A) an unsaturated polyester which is the condensation product of at least one ethylenically unsaturated dicarboxylic acid with at least one dihydric alcohol, (B) an ethylenically unsaturated monomer, and (C) 1 to 85 percent by weight, based on polyester, of a terpolymer containing about 45 to about 95% by weight combined vinyl chloride, about 5 to about 55% by weight combined vinyl acetate, and about 1 to about 10% by weight of an ethylenically unsaturated dicarboxylic acid.
Claim 9
Dependent Claim
80 words
A composition comprising (A) an unsaturated polyester which is the condensation product of at least one ethylenically unsaturated dicarboxylic acid with at least one dihydric alcohol, (B) an ethylenically unsaturated monomer, and (C) 1 to 85 percent by weight, based on polyester, of a terpolymer containing about 45 to about 95% by weight combined vinyl chloride, about 5 to about 55% by weight combined vinyl acetate, and about 1 to about 10% by weight of an ethylenically unsaturated dicarboxylic acid.
Claim 10
Dependent Claim
37 words
A polyester composition as defined in claim 1 wherein said thermoplastic terpolymer is present in said composition in an amount of about 3 to about 35 percent by weight based on the weight of said unsaturated polyester.
Claim 11
Dependent Claim
55 words
A polyester composition as defined in claim 2 wherein said terpolymer contains about 60 to about 95 percent by weight combined vinyl halide monomer, about 5 to about 35 percent by weight combined vinyl ester of a saturated, dicarboxylic acid and about 0.5 to about 8 percent by weight unsaturated dicarboxylic acid or anhydride thereof.
Claim 12
Dependent Claim
81 words
A polyester composition as defined in claim 2 wherein said vinyl halide monomer has the formula: ##STR5## wherein X is halogen and R is halogen or hydrogen; said vinyl ester of a saturated, monocarboxylic acid has the formula: ##STR6## wherein R' is hydrogen or a saturated, aliphatic monovalent hydrocarbon radical having a maximum of 20 carbon atoms; and said unsaturated dicarboxylic acid has the formula: C.sub.n H.sub.2n-2 --(COOH).sub.2 wherein n is an integer having a value of 2 to 20 inclusive.
Claim 13
Dependent Claim
26 words
A polyester composition as defined in claim 1 wherein the thermoplastic terpolymer is a terpolymer of vinyl chloride, vinyl acetate and maleic acid or anhydride thereof.
Claim 14
Dependent Claim
58 words
A polyester composition as defined in claim 3, wherein said terpolymer contains about 60 to about 95 percent by weight combined vinyl halide monomer, about 5 to about 35 percent by weight combined vinyl ester of a saturated, dicarboxylic acid and about 1 to about 8 percent by weight of a glycidyl ester of an unsaturated dicarboxylic acid.
Claim 15
Dependent Claim
90 words
A polyester composition as defined in claim 3 wherein said vinyl halide monomer has the formula: ##STR7## wherein X is halogen and R is halogen or hydrogen; said vinyl ester of a saturated, monocarboxylic acid has the formula: ##STR8## wherein R' is hydrogen or a saturated, aliphatic monovalent hydrocarbon radical having a maximum of 20 carbon atoms; and said glycidyl ester of an unsaturated, monocarboxylic acid has the formula: ##STR9## wherein α is an integer having a value of 2 to 10 inclusive and R 1 is hydrogen or methyl.
Claim 16
Dependent Claim
23 words
A polyester composition as defined in claim 1 wherein the thermoplastic terpolymer is a terpolymer of vinyl chloride, vinyl acetate and glycidyl acrylate.
Claim 17
Dependent Claim
23 words
A polyester composition as defined in claim 1 wherein the thermoplastic terpolymer is a terpolymer of vinyl chloride, vinyl acetate and glycidyl methacrylate.
Claim 18
Dependent Claim
85 words
A composition as defined in claim 4 wherein: the ethylenically unsaturated monomer is present in an amount of about 20 to about 50 percent by weight based on the combined weight of said monomer and said polyester; the Group I, II or IV metal oxide or hydroxide is present in an amount of about 1 to about 5 percent by weight based on the weight of said polyester; and said terpolymer is present in an amount of about 3 to about 35 percent by weight.
Claim 19
Dependent Claim
15 words
A composition as defined in claim 4 containing a terpolymer as defined in claim 5.
Claim 20
Dependent Claim
15 words
A composition as defined in claim 4 containing a terpolymer as defined in claim 10.
Claim 21
Dependent Claim
30 words
A composition as defined in claim 4 wherein the unsaturated polyester is the condensation reaction product of a mixture containing a polyol and an unsaturated polycarboxylic acid or anhydride thereof.
Claim 22
Dependent Claim
16 words
A composition as defined in claim 4 wherein the thickener is a Group II metal oxide.
Claim 23
Dependent Claim
16 words
A composition as defined in claim 4 wherein the thickener is a Group II metal hydroxide.
Claim 24
Dependent Claim
16 words
A composition as defined in claim 4 wherein the thickener is a Group IV metal oxide.
Claim 25
Dependent Claim
16 words
A composition as defined in claim 4 wherein the thickener is a Group IV metal hydroxide.
Claim 26
Dependent Claim
13 words
A composition as defined in claim 4 wherein the thickener is calcium hydroxide.
Claim 27
Dependent Claim
32 words
A composition as defined in claim 4 wherein the polyol has the formula: ##STR10## wherein the sum of m+p equals at least one, R 1 and R 2 are hydrogen or alkyl.
Claim 28
Dependent Claim
34 words
A composition as defined in claim 4 wherein the polyol has the formula: HO--(C.sub.a H.sub.2a O).sub.x H wherein a has a value of at least one, x has a value of at least 2.
Claim 29
Dependent Claim
19 words
A composition as defined in claim 4 wherein the polyol is ethylene glycol and the acid is fumaric acid.
Claim 30
Dependent Claim
21 words
A composition as defined in claim 4 wherein the polyol is propylene glycol and the acid anhydride is maleic acid anhydride.
Claim 31
Dependent Claim
16 words
A composition as defined in claim 4 wherein the ethylenically unsaturated monomer is a vinyl monomer.
Claim 32
Dependent Claim
13 words
A composition as defined in claim 27 wherein the vinyl monomer is styrene.
Claim 33
Dependent Claim
12 words
A free-radical polymerization-initiated thermoset product of the composition defined in claim 4.
Claim 34
Dependent Claim
16 words
A composition as defined in claim 4 wherein the thickener is a Group I metal oxide.
Claim 35
Dependent Claim
16 words
A composition as defined in claim 4 wherein the thickener is a Group I metal hydroxide.
Claim 36
Dependent Claim
10 words
A composition as defined in claim 4 containing a pigment.
References Cited (Backward Citations)
CA887693A
Cited
US2627482A
Cited
US3701748A
Cited
US3700624A
Cited
US3718714A
Cited
US3721642A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-08-17 | 1985-02-16 | 1985-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-08-17 | 1989-02-16 | 1989-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-08-17 | 1993-02-16 | 1993-08-18 | $7700.00 | Window Closed / Lapsed |