×

Laundry composition containing dye fixatives and cellulase

  • US 5,707,951 A
  • Filed: 03/27/1997
  • Issued: 01/13/1998
  • Est. Priority Date: 03/03/1995
  • Status: Expired due to Fees
First Claim
Patent Images

1. Laundry compositions comprising a cellulase enzyme, wherein said cellulase enzyme consists essentially of a homogeneous endoglucanase component which is immunoreactive with an antibody raised against a highly purified 43 kD cellulase derived from Humicola insolens, DSM 1800, or which is homologous to said 43 kD endoglucanase, and a cationic dye fixing agent selected from the group consisting of the hydrochloride, acetate, methosulphate and benzyl hydrochloride salts of oleyldiethylaminoethylamide, oleylmethyl-diethylenediaminemethsulphate and monostearyl-ethylene diaminotrimethylammonium methosulphate;

  • characterized in that the enzyme is present at a level of ranging from 0.05 CEVU/gram to 125 CEVU/gram finished product and that the dye fixing agent is present at levels comprised between 0.01% and 50% by weight.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×