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US4018966A
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Compositions containing a reactive hydroxyl-containing vinyl chloride polymer
Assignee: Geon Co
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Filing: 1975-05-27
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Granted: 1977-04-19
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Expires: 1995-05-27
Abstract
Abstract Solvent resistant films are obtained from compositions containing a polymer of vinyl chloride, vinylidene chloride or vinyl acetate, and a hydroxyl-containing monomer copolymerizable therewith, and a thermosetting resin of the group of urea-formaldehyde, melamine and isocyanate resins.
Inventors
- 👤 George J. Antlfinger
- 👤 Richard F. Reinhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:25
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/62; C08G18/6275; C09; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/06; C08L; C08L61/00; C08L61/20; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31573; Y10T428/31576; Y10T428/3158; Y10T428/31605; Y10T428/31678; Y10T428/31688; Y10T428/31692; Y10T428/31699
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
79 words
A coating composition comprising an organic solvent having dissolved therein a hydroxyl-containing terpolymer comprised of in copolymerized form (a) from about 40% to about 90% by weight of vinyl chloride, (b) from about 10% to about 60% by weight of vinylidene chloride or vinyl acetate, and (c) from about 2% to about 20% by weight of hydroxypropyl acrylate or hydroxypropyl methacrylate, and a reactive thermosetting resin selected from the group consisting of urea-formaldehyde resins, melamine resins, and isocyanate resins.
Claim 2
Dependent Claim
79 words
A coating composition comprising an organic solvent having dissolved therein a hydroxyl-containing terpolymer comprised of in copolymerized form (a) from about 40% to about 90% by weight of vinyl chloride, (b) from about 10% to about 60% by weight of vinylidene chloride or vinyl acetate, and (c) from about 2% to about 20% by weight of hydroxypropyl acrylate or hydroxypropyl methacrylate, and a reactive thermosetting resin selected from the group consisting of urea-formaldehyde resins, melamine resins, and isocyanate resins.
Claim 3
Dependent Claim
15 words
A composition as defined in claim 1 wherein the thermosetting resin is urea formaldehyde resin.
Claim 4
Dependent Claim
16 words
A composition as defined in claim 1 wherein the thermosetting resin is hexamethoxy methyl melamine resin.
Claim 5
Dependent Claim
12 words
A composition as defined in claim 1 wherein (c) is hydroxypropyl acrylate.
Claim 6
Dependent Claim
12 words
A composition as defined in claim 1 wherein (c) is hydroxypropyl methacrylate.
Claim 7
Dependent Claim
35 words
A composition as defined in claim 1 wherein the hydroxyl-containing terpolymer contains in copolymerized form an alkyl ester of acrylic acid or methacrylic acid wherein the alkyl group contains from 1 to 4 carbon atoms.
Claim 8
Dependent Claim
15 words
A composition as defined in claim 1 wherein the organic solvent is methyl ethyl ketone.
Claim 9
Dependent Claim
13 words
A composition as defined in claim 1 wherein the organic solvent is acetone.
Claim 10
Dependent Claim
17 words
A composition as defined in claim 1 wherein (b) is vinylidene chloride and (c) is hydroxypropyl methacrylate.
Claim 11
Dependent Claim
14 words
A composition as defined in claim 6 wherein the alkyl ester is n-butyl acrylate.
Claim 12
Dependent Claim
14 words
A composition as defined in claim 6 wherein the alkyl ester is methyl methacrylate.
Claim 13
Dependent Claim
25 words
A composition as defined in claim 6 wherein the organic solvent is methyl ethyl ketone and wherein the thermosetting resin is a urea formaldehyde resin.
Claim 14
Dependent Claim
23 words
A composition as defined in claim 12 wherein (b) is vinylidene chloride, (c) is hydroxypropyl methacrylate and the alkyl ester is methyl methacrylate.
Claim 15
Dependent Claim
7 words
A solvent resistant film of claim 1.
Claim 16
Dependent Claim
10 words
The composition of claim 1 coated on a metal substrate.
Claim 17
Independent Claim
118 words
The method of providing a solvent resistant coating on a metal substrate which comprises depositing from an organic solvent solution on said metal a composition comprising a hydroxyl-containing terpolymer comprised of in copolymerized form (a) from about 40% to about 90% by weight of vinyl chloride, (b) from about 10% to about 60% by weight of vinylidene chloride or vinyl acetate, and (c) from about 2% to about 20% by weight of hydroxypropyl acrylate or hydroxypropyl methacrylate, and a reactive thermosetting resin selected from the group consisting of urea-formaldehyde resins, melamine resins, and isocyanate resins and thereafter heating the resulting coating at a temperature above 100° F. for a period of about 5 minutes to about 30 minutes.
Claim 18
Independent Claim
118 words
The method of providing a solvent resistant coating on a metal substrate which comprises depositing from an organic solvent solution on said metal a composition comprising a hydroxyl-containing terpolymer comprised of in copolymerized form (a) from about 40% to about 90% by weight of vinyl chloride, (b) from about 10% to about 60% by weight of vinylidene chloride or vinyl acetate, and (c) from about 2% to about 20% by weight of hydroxypropyl acrylate or hydroxypropyl methacrylate, and a reactive thermosetting resin selected from the group consisting of urea-formaldehyde resins, melamine resins, and isocyanate resins and thereafter heating the resulting coating at a temperature above 100° F. for a period of about 5 minutes to about 30 minutes.
Claim 19
Dependent Claim
33 words
The composition as defined in claim 1 wherein the thermosetting resin is present in an amount of from 5 to 100 parts by weight based on 100 weight parts of the hydroxyl-containing terpolymer.
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) | 1980-04-18 | 1980-10-18 | 1981-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-04-18 | 1984-10-18 | 1985-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-04-18 | 1988-10-18 | 1989-04-19 | $7700.00 | Window Closed / Lapsed |