Patent · US Active

Method for preparing low endotoxin collagen

US10487135B2 · kind B2 · utility

0Cited by

1References

8Claims

0Family size

Assignee

GUANGDONG VICTORY BIOTECH CO., INC. · CN

Inventors

Chen-Chih Tsai · Naperville, US
Kuan-Yen Tung · Taipei, TW

Key dates

Filing date	Jan 15, 2018
Grant date	Nov 26, 2019
Priority date	—
Expiry date	Feb 18, 2038

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC12P21/06
WIPO fieldBiotechnology
WIPO sectorChemistry

Abstract

A method for preparing low endotoxin collagen is disclosed. The method includes the following steps: providing an animal skin, removing residual adipose tissues and muscle tissues, swelling the animal skin by alkaline solution, peeling the upper and lower surfaces of the animal skin, hydrolyzing the animal skin by a solution including hydrolase, salting out the low endotoxin collagen by salt solutions, and washing the low endotoxin collagen by alcohols.

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