Aqueous permanent coloring composition
US5288160A · kind A · utility
36Cited by
85References
36Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 20, 1992 |
| Grant date | Feb 22, 1994 |
| Priority date | — |
| Expiry date | Jul 20, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D17/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An aqueous permanent coloring composition includes a pigment, an alkali soluble acrylic resin, a suspending agent, and a volatile pH regulant. The composition optionally includes a drying agent, an adhesion promoter, a color developer and/or a preservative. The composition is useful as a permanent ink or paint and has good fugitivity from skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.