Enzyme particles comprising a vinyl pyrrolidone/vinyl acetate copolymer
US9499773B2 · kind B2 · utility
0Cited by
22References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 4, 2012 |
| Grant date | Nov 22, 2016 |
| Priority date | — |
| Expiry date | Jan 4, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/3776
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a particle comprising an enzyme and a polymer wherein the enzyme and polymer is present as a mixture in the particle and the polymer is substantially soluble in an aqueous solution having an ionic strength of 0 mol/kg and insoluble in an aqueous solution having an ionic strength of more than 1 mol/kg according to method 1 of the invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.