Use of a copolymer having at least one grafted alkoxy or hydroxy polyalkylene glycol function as an agent for improving optical brightening activation, and products obtained
US7772351B2 · kind B2 · utility
3Cited by
2References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 2003 |
| Grant date | Aug 10, 2010 |
| Priority date | — |
| Expiry date | Feb 13, 2027 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H19/44
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a water-soluble copolymer having at least one alkoxy or hydroxyl polyalkylene glycol function grafted onto at least one ethylenically unsaturated monomer, as an agent to improve the activation of the optical brightness of the end product, in the fields of paper, textile, detergents and paint.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.