Surface treatment composition, its use and a method for producing paper, board or the like
US11208766B2 · kind B2 · utility
2Cited by
1References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 26, 2018 |
| Grant date | Dec 28, 2021 |
| Priority date | — |
| Expiry date | Sep 26, 2038 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H21/16
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A surface treatment composition is disclosed including anionic polyacrylamide, which has a weight average molecular weight, MW, in the range of 100 000-2 000 000 g/mol, and free glyoxal. Further disclosed is a use of the surface treatment composition, a method for producing paper, board or the like and a paper product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.