Alkali-soluble emulsion polymers in acidic surfactant compositions
US4529773A · kind A · utility
30Cited by
10References
7Claims
0Family size
Inventors
Key dates
| Filing date | Mar 17, 1982 |
| Grant date | Jul 16, 1985 |
| Priority date | — |
| Expiry date | Mar 17, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/0008
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Alkali-soluble emulsion polymers that have been activated by neutralization to a pH above 6.5, and subsequently acidified in the presence of a surfactant, are useful as thickeners in acidified, surfactant-containing compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.