Composition and its use for use in manufacture of paper, board or the like
US12320071B2 · kind B2 · utility
0Cited by
7References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2020 |
| Grant date | Jun 3, 2025 |
| Priority date | — |
| Expiry date | Oct 15, 2041 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H21/18
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a composition for use in a manufacture of paper, board or the like. The composition comprises a mixture of cationic starch having amylopectin content of at least 85%, and an amphoteric polymeric structure comprising structural units originating from non-ionic monomers, preferably (meth)acrylamide, anionic groups and cationic groups, the polymeric structure comprising cationic groups at least 0.2 mol-%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.