Enhancer performance for PEO
US6372088B1 · kind B1 · utility
2Cited by
21References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 15, 2000 |
| Grant date | Apr 16, 2002 |
| Priority date | — |
| Expiry date | Mar 15, 2020 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H17/53
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A process is disclosed for the production of paper and paper-like products from a suspension of papermaking materials to which poly(ethylene oxide) and a phenolic type cofactor which may be produced by a Williamson synthesis from a resin, are added to improve the retention of fibers, of fines, of dispersed extractives and of fillers during the processes of water removal for the manufacturing of paper.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.