Latex based on hydrophobic polymers core/shell structures film forming at low temperature without coalescent agent
US6531185B1 · kind B1 · utility
5Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 5, 2000 |
| Grant date | Mar 11, 2003 |
| Priority date | — |
| Expiry date | May 5, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31855
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention concerns hydrophobic films for coating surfaces obtained by drying at low temperature, not requiring coalescent agents, latex containing a core-structured polymer with soft characteristic having a glass transition temperature lower than 20° C. enclosed in a shell with hard characteristic having a glass transition temperature higher than 50° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.