Flat or semi-flat water paint composition having improved rheology-and performance-properties comprising a water soluble nonionic cellulose ether and an associative polyurethane thickener and a method for the preparation thereof
US5002985A · kind A · utility
11Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 13, 1989 |
| Grant date | Mar 26, 1991 |
| Priority date | — |
| Expiry date | Apr 13, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L75/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A flat or semi-flat water paint composition having improved rheology- and performance-properties prepared by adding a water-soluble nonionic cellulose ether and an associative polyurethane thickener, each being a rheology- and performance-improving agent, to a flat or semi-flat water paint composition, wherein the weight ratio of the associative polyurethane thickener to the water-soluble nonionic cellulose ether is 2:8-8:2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.