Aqueous coating composition with improved adhesion to friable surfaces
US6846867B2 · kind B2 · utility
3Cited by
18References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 29, 2001 |
| Grant date | Jan 25, 2005 |
| Priority date | — |
| Expiry date | Feb 27, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D133/064
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An aqueous coating composition having improved adhesion to friable surfaces including an emulsion polymer of certain compositions and certain acid numbers having a glass transition temperature of −20° C. to 100° C. and an average particle diameter less than 120 nanometers, and certain water-soluble ethoxylates is provided. In addition, a method for improving adhesion to friable surfaces by using the aqueous coating compositions of the invention is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.