Global Patent Index - EP 0842246 A4

EP 0842246 A4 2000-01-12 - DETERGENT COMPOSITION COMPRISING CATIONIC ESTER SURFACTANT AND PROTEASE ENZYME

Title (en)

DETERGENT COMPOSITION COMPRISING CATIONIC ESTER SURFACTANT AND PROTEASE ENZYME

Title (de)

KATIONISCHES ESTERTENSID UND PROTEASE UNTHALTENDES WASCHMITTEL

Title (fr)

COMPOSITION DETERGENTE COMPRENANT UN TENSIOACTIF CATIONIQUE DU TYPE ESTER ET UNE PROTEASE

Publication

EP 0842246 A4 (EN)

Application

EP 96923625 A

Priority

  • GB 9513999 A
  • US 9611249 W

Abstract (en)

[origin: WO9703156A1] There is provided a detergent composition comprising: a) from 1 % to 95 % by weight of a surfactant system comprising an anionic surfactant and a cationic ester surfactant, other than N,N-di(2-stearoyloxyethyl)-N-(2-hydroxyethyl)-N-methyl ammonium chloride, present in a weight ratio of said anionic surfactant to said cationic ester surfactant of 2.5:1 to 25:1; and b) from 0.0001 % to 5 % by weight of a proteolytic enzyme, wherein the % weight of proteolytic enzyme in the formulation is based on an enzyme activity of 4 Knpu/g of the enzyme particle, and wherein the weight ratio of said anionic surfactant to said proteolytic enzyme is at least 1.5:1.

IPC 1-7 (main, further and additional classification)

C11D 1/38; C11D 1/02; C11D 3/386

IPC 8 full level (invention and additional information)

C11D 1/62 (2006.01); C11D 3/386 (2006.01)

CPC (invention and additional information)

C11D 3/386 (2013.01); C11D 1/62 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE

DOCDB simple family

WO 9703156 A1 19970130; AR 002785 A1 19980429; BR 9609669 A 19990330; CA 2226666 A1 19970130; CA 2226666 C 20020430; EP 0842246 A1 19980520; EP 0842246 A4 20000112; GB 9513999 D0 19950906; MX 9800276 A 19980430