Method for preventing microbial deposits in the papermaking process with ethylene oxide/propylene oxide copolymers
US5624575A · kind A · utility
13Cited by
15References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 1995 |
| Grant date | Apr 29, 1997 |
| Priority date | — |
| Expiry date | Jul 28, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/928
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates generally to controlling the growth of microorganisms, including the inhibition of the growth of filamentous microorganisms in industrial process waters. The invention is directed to a method for preventing and removing the formation of deposits by microorganisms in the wet end of a paper machine with a combination of peracetic acid and an ethylene oxide/propylene oxide copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.