Alkylene oxide capped secondary alcohol ethoxylates as fermentation foam control agents
US8357823B2 · kind B2 · utility
3Cited by
17References
15Claims
0Family size
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Key dates
| Filing date | Sep 17, 2009 |
| Grant date | Jan 22, 2013 |
| Priority date | — |
| Expiry date | Feb 12, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E50/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Provided are foam control agents and their use for controlling foam in fermentation processes. The foam control agents are of the formula I:wherein R1, R2, R3, R4, n and y are as defined herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.