Composition of, and process for preparing, silica xerogel for beer stabilization
US7538067B2 · kind B2 · utility
5Cited by
9References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 14, 2007 |
| Grant date | May 26, 2009 |
| Priority date | — |
| Expiry date | Dec 11, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC12H1/0408
- WIPO fieldFood chemistry
- WIPO sectorChemistry
Abstract
A silica xerogel, a process for making it, and a process for using it to reduce chill haze in beer includes incorporation in the xerogel of one or more alkali metals, optionally in combination with one or more alkaline earth metals. The pH of the xerogel is between 8.0 and 10.5, preferably between 8.5 and 10.0.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.