Claims
- 1. A liquid coating composition comprising
- (a) colloidal polymer particles of at least one polymer capable of being deposited in the form of a film;
- (b) a precursor of a material capable of disrupting the colloidal stability of the polymer particles to cause film formation when the coating composition is applied to a substrate; and
- (c) a liquid dispersion medium.
- 2. The coating composition of claim 1 wherein said precursor (b) has an affinity for the polymer (a) and an affinity for said substrate, said precursor (b) being capable of acting an an adhesion-promoting linking agent between said polymer (a) and said substrate.
- 3. The coating composition of claim 1 in the form of an aqueous latex of the polymer particles.
- 4. The coating composition of claim 2 in the form of an aqueous latex of the polymer particles.
- 5. The coating composition of claim 3 wherein said precursor (b) is a polyelectrolyte.
- 6. The coating composition of claim 3 wherein said precursor (b) is a non-ionic polymer containing dipoles.
- 7. The coating composition of claim 3 wherein said precursor (b) is a non-ionic polymer capable of forming hydrogen bonds.
- 8. The coating composition of claim 1 inlcuding at least one of a UV sensitizer and a heat sensitizer.
- 9. The coating composition of claim 3 including at least one of a UV sensitizer and a heat sensitizer.
- 10. The coating composition of claim 4 including at least one of a UV sensitizer and a heat sensitizer.
- 11. The coating composition of claim 5 including at least one of a UV sensitizer and a heat sensitizer.
- 12. The coating composition of claim 7 including at least one of a UV sensitizer and a heat sensitizer.
- 13. The coating composition of claim 3 wherein the polymer (a) contains at least one of acid and basic functional groups.
- 14. The coating composition of claim 5 wherein the polymer (a) contains at least one of acid and basic functional groups.
- 15. The coating composition of claim 7 wherein the polymer (a) contains at least one of acid and basic functional groups.
- 16. The coating composition of claim 13 wherein said polymer (a) is an acrylic acid or methacrylic acid copolymer.
- 17. The coating composition of claim 14 wherein said polymer (a) is an acrylic acid or methacrylic acid copolymer.
- 18. The coating composition of claim 15 wherein said polymer (a) is an acrylic acid or methacrylic acid copolymer.
- 19. The coating composition of claim 13 wherein said precursor (b) is a polymerizable amine.
- 20. The coating composition of claim 14 wherein said precursor (b) is a polymerizable amine.
- 21. The coating composition of claim 15 wherein said precursor (b) is a polymerizable amine.
- 22. The coating composition of claim 19 wherein the polymerizable amine is selected from the group consisting of N,N-dialkylaminoalkyl acrylates, N,N-dialkylaminoalkyl methacrylates, N-vinyl pyrrolidones, acrylamide and methacrylamide.
- 23. The coating composition of claim 20 wherein the polymerizable amine is selected from the group consisting of N,N-dialkylaminoalkyl acrylates, N,N-dialkylaminoalkyl methacrylates, N-vinyl pyrrolidones, acrylamide and methacrylamide.
- 24. The coating composition of claim 21 wherein the polymerizable amine is selected from the group consisting of N,N-dialkylaminoalkyl acrylates, N,N-dialkylaminoalkyl methacrylates, N-vinyl pyrrolidones, acrylamide and methacrylamide.
- 25. The coating composition of claim 3 wherein the polymer (a) has at least one of acid and basic functional groups, said composition further containing at least one of a UV sensitizer and a heat sensitizer.
- 26. The coating composition of claim 5 wherein the polymer (a) has at least one of acid and basic functional groups, said composition further containing at least one of a UV sensitizer and a heat sensitizer.
- 27. The coating composition of claim 7 wherein the polymer (a) has at least one of acid and basic functional groups, said composition further containing at least one of a UV sensitizer and a heat sensitizer.
- 28. The coating composition of claim 25 wherein said UV sensitizer is a ketone containing one or more aromatic rings and said heat sensitizer is a peroxide or an azo free radical generating compound.
- 29. The coating composition of claim 26 wherein said UV sensitizer is a ketone containing one or more aromatic rings and said heat sensitizer is a peroxide or an azo free radical generating compound.
- 30. The coating composition of claim 27 wherein said UV sensitizer is a ketone containing one or more aromatic rings and said heat sensitizer is a peroxide or an axo free radical generating compound.
- 31. The coating composition of claim 28 wherein the precursor (b) is N,N-dimethylaminoethyl methacrylate, N,N-diethylaminoethyl acrylate, or N-vinyl-2-pyrrolidone.
- 32. The coating composition of claim 29 wherein the precursor (b) is N,N-dimethylaminoethyl methacrylate, or N,N-diethylaminoethyl acrylate.
- 33. The coating composition of claim 30 wherein the precursor (b) is N-vinyl-2-pyrrolidone.
- 34. A latex paint comprising a pigment and the coating composition ofclaim 3.
- 35. A metal decorating coating composition comprising the paint of claim 34.
CROSS REFERENCE TO RELATED APPLICATIONS
This application is a divisional of copending application Ser. No. 807,267, filed June 16, 1977, now U.S. Pat. No. 4,374,670.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
3754054 |
Kimura et al. |
Aug 1973 |
|
3926755 |
Marans et al. |
Dec 1975 |
|
Divisions (1)
|
Number |
Date |
Country |
Parent |
807267 |
Jun 1977 |
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