Patent · US Expired

Dry bleach stable enzyme composition

US4707287A · kind A · utility

27Cited by
24References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 28, 1985
Grant dateNov 17, 1987
Priority date
Expiry dateJun 28, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC11D17/0039
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

This invention relates to an improved granulate enzyme composition comprising a core of enzyme material and a protective coating comprising alkaline buffer salt. The improved granulate enzyme composition has improved stability when mixed with a dry peroxyacid bleach granulate.

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