C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
134/5, 8/83
C11D 3/395 (2006.01)
Patent
CA 1139182
ABSTRACT OF THE DISCLOSURE Combined washing and bleaching of fabrics is accom- plished by use of a composition comprising surfactant and a photoactivator. The surfactant is anionic, nonionic, semi-polar, ampholytic, or zwitterionic in nature. THe photoactivator is a tetra-aza porphine, solubilized with anionic, nonionic and/or cationic substituent groups, and metal free or metallated with Zn(II), Ca(II), Cd(II), Mg(II), SC(III), or SN(IV).
371751
Kirby Eades Gale Baker
The Procter & Gamble Company
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