Patent · US Expired

Method of dissolving collagen-containing tissues

US4293647A · kind A · utility

15Cited by

10References

11Claims

0Family size

Assignee

Rohm Co., Ltd. · JP

Inventors

Rolf Monsheimer · Darmstadt, DE
Ernst Pfleiderer · Weiterstadt, DE

Key dates

Filing date	Feb 28, 1978
Grant date	Oct 6, 1981
Priority date	—
Expiry date	Feb 28, 1998

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S435/918
WIPO fieldFood chemistry
WIPO sectorChemistry

Abstract

What is disclosed is a method for dissolving collagen-containing tissues, such as the wastes arising in leather processing, which comprises enzymatically hydrolyzing said tissues with at least one acid protease at a pH within the acid region.

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