Proteins and polymers for use as pitch and stickies control agents in pulp and papermaking processes
US6461477B1 · kind B1 · utility
5Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2001 |
| Grant date | Oct 8, 2002 |
| Priority date | — |
| Expiry date | Mar 22, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S162/04
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Methods for inhibiting the depositions of organic contaminants from pulp in pulp and papermaking systems are disclosed. A combination of a protein and a cationic polymer is added to the pulp or applied to deposition prone surfaces of a papermaking system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.