Paint compositions
US7008988B2 · kind B2 · utility
6Cited by
1References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 17, 2002 |
| Grant date | Mar 7, 2006 |
| Priority date | — |
| Expiry date | Jan 17, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D7/45
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A paint comprising a film-forming resin, an organic liquid, a pigment and a dispersant of formula 1, including salts thereof(T-(O-A-CO)n(O-B-CO)mpZwherein T is H or a polymerisation terminating group; A is C16-20-alkenylene; B is C10-20-alkylene; Z is the residue of a polyamine or polyimine; n is 2 to 50; m is 0 to 25; and p is not less than 2. Preferred dispersants are derived from poly(ricinoleic acid) and polyethylene imine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.