Patent · US Expired

Use of rLDM.TM. 1-6 and other ligninolytic enzymes in the treatment of mechanical pulps

US4687745A · kind A · utility

19Cited by
0References
23Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 28, 1986
Grant dateAug 18, 1987
Priority date
Expiry dateMar 28, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/911
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Disclosed is a novel process for enhancing the strength properties and brightness stability of mechanical pulps. The process uses novel enzymes called rLDM.TM. and other ligninolytic enzymes present in the extracellular growth medium of a fermentation of Phanerochaete chrysosporium.

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