C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/37 (2006.01) C11D 3/386 (2006.01) C11D 11/00 (2006.01) C11D 17/06 (2006.01) C12N 9/98 (2006.01)
Patent
CA 2185423
The invention relates to granular components comprising enzyme and polymeric binding material selected from the group consisting of: polyamine N-oxide; copolymers of N-vinylpyrrolidone and N-vinylimidazole; polyvinyloxaxolidone; polyvinylimidazole; polyaspartic acid and its salts: polymers and co-polymers of maleic and acrylic acid and their salts; and mixtures thereof. A process for the preparation of such granular compounds is also described.
La présente invention concerne des composants granulaires comprenant une enzyme et une substance de liaison polymère appartenant au groupe constitué par le N-oxyde de polyamine, les copolymères du N-vinyle-pyrrolidone et du N-vinyle-imidazole, le polyvinyle-oxazolidone, le polyvinyle-limidazole, l'acide polyaspartique et ses sels, et les polymères et les copolymères des acides maléique et acrylique et leurs sels, ainsi que des mélanges de ces substances. L'invention concerne également un procédé de préparation de tels composés granulaires.
Kirby Eades Gale Baker
The Procter & Gamble Company
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