Patent · US Active

Stabilization of fermented beverages

US10465153B2 · kind B2 · utility

0Cited by

14References

23Claims

0Family size

Assignee

GE Healthcare BioProcess R&D AB · SE

Inventors

Jean-Luc Maloisel · Uppsala, SE
Tobias Soderman · Uppsala, SE
Ola Lind · Uppsala, SE

Key dates

Filing date	Nov 26, 2014
Grant date	Nov 5, 2019
Priority date	—
Expiry date	Jan 5, 2036

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J2220/58
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The invention discloses a separation matrix with a porous solid support and a plurality of polyvinylpyrrolidone (PVP) polymer chains covalently attached to the solid support. The polyvinylpyrrolidone polymer chains are either vinylpyrrolidone homopolymer chains or copolymer chains which comprise at least 70 mol % vinylpyrrolidone monomer residues and less than 2 mol % negatively charged monomer residues.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.