Composition for paper coating slip
US11661705B2 · kind B2 · utility
1Cited by
1References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 2018 |
| Grant date | May 30, 2023 |
| Priority date | — |
| Expiry date | Jan 17, 2040 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H19/38
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a paper coating slip composition comprising a copolymer of thickening acrylic acid, a mineral material in the form of particles, a binding agent, and water. The invention also relates to the use of said composition for the production of paper or cardboard, improving the water retention of the paper coating slip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.