Patent · US Expired

Enzymatic bleaching of natural non-cotton cellulosic fibers

US6685748B1 · kind B1 · utility

9Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 4, 2000
Grant dateFeb 3, 2004
Priority date
Expiry dateApr 4, 2020

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06L4/40
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method is provided for bleaching a non-cotton cellulosic fiber, yarn or fabric by contacting said fiber, yarn or fabric with a hemicellulase enzyme for a time and under conditions suitable to produce a whitening of said fiber, yarn or fabric.

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