Additive for coating compositions containing n-propyl amine salt of sulfonic acid
US4429066A · kind A · utility
7Cited by
7References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 30, 1982 |
| Grant date | Jan 31, 1984 |
| Priority date | — |
| Expiry date | Sep 30, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/42
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An additive for use in high solids coating compositions which is a blend of PA1 (1) colloidal silica, PA1 (2) a polymeric bridging agent, PA1 (3) an aromatic sulfonic acid, and PA1 (4) n-propyl amine; high solids coating compositions containing this additive have excellent shelf viscosity stability and finishes of such compositions and have excellent gloss and appearance and can be used as exterior finishes on automobiles and trucks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.