Liquid polymer containing compositions for thickening aqueous systems
US4622153A · kind A · utility
4Cited by
7References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 1980 |
| Grant date | Nov 11, 1986 |
| Priority date | — |
| Expiry date | Jan 25, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/901
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A liquid polymer containing composition, useful as a thickening agent for aqueous systems, containing hydroxyethyl cellulose, a hydrophobic liquid medium in which the hydroxyethyl cellulose is substantially non-swellable and a gelling agent for thickening the hydrophobic liquid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.