Biodegradable bleach stabilizers for detergents

Details Biodegradable bleach stabilizers for detergents Biodegradable bleach stabilizers for detergents

C - Chemistry, Metallurgy

11

D

C11D 3/395 (2006.01) C07C 229/16 (2006.01) C07C 229/24 (2006.01) C07C 319/18 (2006.01) C11D 3/33 (2006.01) C11D 3/34 (2006.01) C11D 3/39 (2006.01) C11D 7/54 (2006.01) C07C 323/52 (2006.01)

Patent

CA 2063118

ABSTRACT OF THE DISCLOSURE A process of stabilizing bleaching agents in a detergent composition using a nonphosphorus-containing biodegradable stabilizer. The process involves incorporating into a detergent composition containing a bleaching agent, a biodegradable compound of the formula X-CH2-?-m-R in which m is NR' or sulfur; X is SO3H or COOH; Y is hydrogen, SO3H or COOH; R and R' are, independently, hydrogen, -CH(Z)CH2(Z'), -CH(Z)CH(Z')(Z") or -CH2COOH; and Z, Z' and Z" are, independently, hydrogen, OH, SO3H or COOH; or a sodium, potassium or ammonium salt thereof, in an amount sufficient to stabilize the bleaching agent. Novel detergent compositions containing the biodegradable bleach stabilizers are also disclosed.

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