Global Patent Index - EP 0306089 A2

EP 0306089 A2 1989-03-08 - Metallo-porphirins as bleach catalyst and process for cleaning fabrics.

Title (en)

Metallo-porphirins as bleach catalyst and process for cleaning fabrics.

Title (de)

Metallporphirine als Bleichkatalysator und Verfahren zum Reinigen von Wäsche.

Title (fr)

Porphirines de métaux comme catalyseur de blanchiment et procédé de nettoyage du linge.

Publication

EP 0306089 A2 (EN)

Application

EP 88201833 A

Priority

GB 8720863 A

Abstract (en)

A process for cleaning and bleaching fabrics comprising the treatment of the fabric with a metallo-porphyrin compound, leaving the fabric in contact therewith for a predetermined time to effect sufficient adsorption of metallo-porphyrin on to the fabric, and thereafter washing the fabric with a peroxyacid bleach composition. Compositions for use in this cleaning and bleaching process and pretreatment products for local application of metallo-porphyrin catalyst on to fabrics are also disclosed.

IPC 1-7

C11D 3/395

IPC 8 full level

C11D 17/04 (2006.01); C11D 3/39 (2006.01); C11D 7/54 (2006.01); D06L 3/02 (2006.01); D06L 3/14 (2006.01)

CPC

C11D 3/3932 (2013.01)

DCS

CH DE ES FR GB IT LI NL SE

DOCDB simple family

EP 0306089 A2 19890308; EP 0306089 A3 19900509; AU 2167988 A 19890309; BR 8804531 A 19890404; GB 8720863 D0 19871014; JP H0197267 A 19890414; NO 883903 D0 19880901; NO 883903 L 19890306