Claims
- 1. A sealer coating composition comprising the reaction product of:
- (A) at least one epoxy resin
- (B) at least one ketimine,
- (C) a hardener comprising at least one polyisocyanate, and
- (D) at least one active hydrogen containing compound selected from the group consisting of polyester polyols and acrylic polyols.
- 2. The composition of claim 1 which is cured at ambient temperatures.
- 3. The composition of claim 1 which is baked to cure.
- 4. The composition of claim 1 that additionally contains at least one pigment.
- 5. The composition of claim 1 wherein the polyisocyanate is selected from the group consisting of aliphatic, aromatic and cycloaliphatic, diisocyanate, triisocyanates, polyisocyanates with uretdione, biuret or isocyanate structures, and mixtures thereof.
- 6. The composition of claim 5 wherein the isocyanate functional resin is a dimer or trimer of hexamethylene diisocyanate or a blend of both.
- 7. The composition of claim 1 wherein the epoxy resin is the diglycidyl ether of bisphenol A advanced with bisphenol A.
Parent Case Info
This application claims the benefit of Provisional Application, Serial No. 60/034,524, with a filing date of Dec. 30, 1996.
US Referenced Citations (5)
Number |
Name |
Date |
Kind |
3993708 |
Brinkmann et al. |
Nov 1976 |
|
4310646 |
Kempter et al. |
Jan 1982 |
|
4433078 |
Kersten et al. |
Feb 1984 |
|
5214086 |
Mormile et al. |
May 1993 |
|
5262465 |
Ott et al. |
Nov 1993 |
|
Foreign Referenced Citations (3)
Number |
Date |
Country |
4442149 |
May 1996 |
DEX |
2-045518 |
Aug 1988 |
JPX |
7-097559 |
Apr 1995 |
JPX |