Partial fluoroesters or thioesters of maleic acid polymers and their use as soil and stain resists
US5770656A · kind A · utility
10Cited by
21References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 22, 1995 |
| Grant date | Jun 23, 1998 |
| Priority date | — |
| Expiry date | Sep 22, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31663
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A composition of partial esters or thioesters formed from copolymers of maleic anhydride and perfluoroalkyl alcohols or perfluoroalkyl thiols is disclosed, and a process for providing soil and stain resistance to fibers by application of such partial esters or thioesters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.