Boronic acid containing polymers for papermaking process
US11035080B2 · kind B2 · utility
0Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2016 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Apr 19, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F220/06
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Papermaking additives that include various polymers and/or micropolymers are disclosed. The micropolymers may have a network structure that can be created by crosslinking or other means. The micropolymer may be an acrylamide based polymer having a boronic acid moiety. The weight average molecular weight of the micropolymer may be greater than 1,000,000.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.