Degreasing compositions

Details Degreasing compositions Degreasing compositions

2007-06-26

2007-06-26

Del Cotto, Gregory R. (Department: 1751)

Cleaning compositions for solid surfaces, auxiliary compositions

Cleaning compositions or processes of preparing

For cleaning a specific substrate or removing a specific...

C510S245000, C510S254000, C510S267000, C510S422000, C510S499000, C510S506000

Reexamination Certificate

active

10334775

ABSTRACT:
Degreasing compositions that may be used, for example, to degrease substrates such as contaminated surfaces of automobile engines are disclosed. The degreasing compositions comprise a builder, an amphoteric surfactant, and an alkoxylated acetylenic diol having the structure of formula (I) or (II):where: R1and R4are, independently, alkyl radicals containing from 3 to 10 carbon atoms;R2and R3are, independently, selected from the group consisting of methyl and ethyl; and(x+y)=2 to 50; where: r and t are each, independently, 1 or 2;(n+m)=1 to 30; and(p+q)=1 to 30.Certain embodiments of the degreasing composition are non-caustic, low VOC and may be low phosphate or phosphate-free.

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