×

Stable aqueous antimicrobial lipase enzyme compositions

  • US 8,227,397 B2
  • Filed: 05/11/2011
  • Issued: 07/24/2012
  • Est. Priority Date: 01/20/2009
  • Status: Active Grant
First Claim
Patent Images

1. An antimicrobial enzymatic floor cleaning composition comprising:

  • a) an antimicrobial selected from the group consisting of a tertiary amine or a quaternary ammonium compound;

    b) a lipase;

    c) 0.5 to 6.0 wt. % of an inorganic acid;

    d) a surfactant selected from the group consisting of an alkyl polyglucoside, an amine oxide, and mixtures thereof;

    e) an organic solvent; and

    f) from about 50-80% waterwherein the composition has a pH in the range from about 5.5 to about 7.5, and the composition has 15% of its original enzyme activity after 21 days at a temperature of 40°

    C. and the composition is free of boric acid or a boric acid salt.

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