C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/386 (2006.01) C11D 1/66 (2006.01) C12S 9/00 (2006.01)
Patent
CA 2242651
Compositions and methods for cleaning metal and non-metal surfaces utilizing a nonionic surfactant and an enzyme are disclosed. A composition comprised of at least one nonionic surfactant and at least one enzyme and having a pH of between 6 and 9.5 is specifically disclosed. A method for cleaning a surface using this composition, and a method for cleaning a surface using a first composition comprising at least one nonionic surfactant and a second compositioncomprising at least one enzyme are also disclosed.
Divulgation concernant des compositions et des méthodes pour nettoyer des surfaces métalliques et non métalliques en utilisant un surfactif non ionique et une enzyme. Divulgation spécifique concernant au moins un surfactif non ionique et au moins une enzyme, avec un pH compris entre 6 et 9,5. Divulgation enfin concernant une méthode pour nettoyer une surface à l'aide de cette composition, et méthode pour nettoyer une surface à l'aide d'une première composition renfermant au moins un surfactif non ionique et d'une seconde composition contenant au moins une enzyme.
Elliott David
Wiatr Christopher L.
Calgon Corporation
Goudreau Gage Dubuc
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