C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 217/10 (2006.01) C11D 3/28 (2006.01) C11D 3/39 (2006.01)
Patent
CA 2264088
Bleach boosters comprising quaternary imine zwitterions are disclosed. The bleach boosters increase bleaching effectiveness in lower temperature solutions and demonstrate superior color safety profiles. The bleach boosters are ideally suited for inclusion into bleaching compositions including those with detersive surfactants and enzymes. Also provided is a laundry additive product including quaternary imine zwitterions. A method for laundering a fabric employing the bleach boosters of the present invention is also disclosed.
L'invention concerne des renforçateurs de blanchiment, lesquels comprennent des ions dipolaires d'imine quaternaire, accroissent l'efficacité du blanchiment dans des solutions à basses températures et démontrent des caractéristiques supérieures de respect des couleurs. Ces renforçateurs sont idéalement conçus pour être inclus dans des compositions de blanchiment, notamment dans des compositions contenant des tensioactifs et enzymes détersifs. L'invention concerne également un produit d'addition de lessive comprenant des ions dipolaires d'imine quaternaire, ainsi qu'un procédé de lavage d'un textile à l'aide de tels renforçateurs de blanchiment.
Dykstra Robert Richard
Miracle Gregory Scot
Kirby Eades Gale Baker
The Procter & Gamble Company
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