Claims
- 1. A coating composition comprising:
- (a) thermoplastic polymer;
- (b) from about 3% by weight to about 25% by weight of plasticizer for said thermoplastic polymer; and
- (c) at least about 30% by weight of crosslinking agent, the weight ratio of said thermoplastic polymer to said crosslinking agent being no greater than about 2:1.
- 2. The coating composition of claim 1 wherein said composition comprises from about 40% by weight to about 60% by eight of crosslinking agent.
- 3. The coating composition of claim 2 wherein the eight ratio of said thermoplastic polymer to said crosslinking agent is no greater than about 1.5:1.
- 4. The coating composition of claim 2 wherein the weight ratio of said thermoplastic polymer to said crosslinking agent is no greater than about 0.8:1.
- 5. The coating composition of claim 1 wherein:
- said crosslinking agent consists essentially of polyfunctional monomer, melamine formaldehyde oligomer, and photoinitiator;
- the weight ratio of said thermoplastic polymer to said crosslinking agent is no greater than about 1.5:1; and
- the weight ratio of said melamine formaldehyde oligomer to said polyfunctional monomer is no greater than about 2:1.
- 6. The coating composition of claim 1 wherein said crosslinking agent comprises from about 0.5% to about 5% by weight of photoinitiator.
- 7. The coating composition of claim 1 wherein said thermoplastic polymer comprises polyvinyl chloride dispersion resin.
- 8. The coating composition of claim 7 wherein said composition comprises from about 10% by weight to about 50% by weight of polyvinyl chloride dispersion resin.
- 9. The coating composition of claim 7 wherein said composition comprises from about 10% by weight to about 50% by weight of polyvinyl chloride dispersion resin having an average molecular weight of about 100,000.
- 10. The coating composition of claim 1 wherein said composition comprises from about 30% to about 60% by weight of reactive crosslinking agent, said composition when cured being scuff resistant and having:
- an unflattened initial gloss of at least about 70.degree.;
- an average gloss loss of no greater than about 70%; and
- a stain resistance to shoe polish and coal tar of no greater than about 2.
- 11. The coating composition of claim 1 wherein said crosslinking agent comprises polyfunctional acrylate ester monomer.
- 12. A gloss retentive wear surface resistant to scuffing and staining comprising a layer of plasticized polymer comprising:
- (a) from about 3% by weight to about 25% by weight of plasticizer;
- (b) thermoplastic polymer fused in said plasticizer; and
- (c) at least about 30% by weight of cured crosslinking agent, said wear surface being scuff resistant and having:
- an unflattened initial gloss of at least about 70.degree.;
- an average gloss loss of no greater than about 70%; and
- a stain resistance to shoe polish and coal tar of no greater than about 2.0.
- 13. The gloss retentive wear surface of claim 12 wherein said layer of plasticized polymer comprises an interpenetrating polymer network.
- 14. The gloss retentive wear surface of claim 12 wherein said layer of plasticized polymer comprises from about 40% by weight to about 60% by weight of cured crosslinking agent.
- 15. The gloss retentive wear surface of claim 12 wherein the weight ratio of said thermoplastic polymer to said cured crosslinking agent is no greater than about 1.5:1.
- 16. The gloss retentive wear surface of claim 15 wherein the weight ratio of said thermoplastic polymer to said cured crosslinking agent is no greater than about 0.8:1.
- 17. The gloss retentive wear surface of claim 12 wherein:
- said cured crosslinking agent consists essentially of the polymerization product of polyfunctional acrylate ester monomer, melamine formaldehyde oligomer, and photoinitiator;
- the weight ratio of said thermoplastic polymer to said cured crosslinking agent is no greater than about 1.5:1; and
- the weight ratio of said melamine formaldehyde oligomer to said polyfunctional monomer is no greater than about 2:1.
- 18. The gloss retentive wear surface of claim 17 wherein said crosslinking agent comprises from about 0.5% to about 5% by weight of photoinitiator.
- 19. The gloss retentive wear surface of claim 12 wherein said thermoplastic polymer comprises polyvinyl chloride resin.
- 20. The gloss retentive wear surface of claim 12 wherein said layer of plasticized polymer comprises from about 10% by weight to about 50% by weight of polyvinyl chloride resin.
CROSS-REFERENCE TO RELATED APPLICATION
The present application is a continuation-in-part of application Ser. No. 07/940,438, filed Sep. 4, 1992, now abandoned, and a continuation-in-part of copending application Ser. No. 07/830,727, filed Feb. 4, 1992, now pending, each of which is incorporated herein by reference and which is assigned to the assignee of the present invention.
US Referenced Citations (54)
Foreign Referenced Citations (2)
Number |
Date |
Country |
3543266 |
Jun 1986 |
DEX |
63-264654 |
Nov 1988 |
JPX |
Non-Patent Literature Citations (5)
Entry |
"Acrylic Monomers in PVC Plastisols," Sartomer Company, Reprintd from SPE Journal, vol. 29, No. 2 Feb. 1973. |
"Basic Principles of Peroxide-Coagent Curing of Elastomers," Sartomer Company, Date Unknown. |
"Functional Acrylic Monomers as Modifiers for PVC Platisol Formulations," Weaver, David L., Reprinted from Journal of Vinyl Technology, Jun. 1990, vol. 12, No. 2. |
Modern Plastics Encyclopedia 1989, pp. 177-184 missing pp. 183, 181. |
"Acrylated Melamines in UV Cured Coatings", For Dallas ACS, Gummeson, Joel J., Monsanto Chemical Company, Apr., 1989. |
Related Publications (1)
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Number |
Date |
Country |
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830727 |
Feb 1992 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
940438 |
Sep 1992 |
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