Foam control compositions having resin-fillers
US6207722A · kind A · utility
10Cited by
19References
13Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Dec 31, 1998 |
| Grant date | Mar 27, 2001 |
| Priority date | — |
| Expiry date | Dec 31, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D19/0404
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a foam control composition and to its use in foaming systems. More particularly, this invention relates to a foam control composition comprising a polysiloxane and a resin-filler made from MQ resins having at least one polyoxyalkylene group. The compositions of this invention exhibit excellent defoam effects and antifoam persistency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.