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US 4,661,267 AGranted
Fabric softener composition
AssigneeThe Procter & Gamble Company
InventorsBob Dekker, Axel Konig, Theodericus J. Straathof, Eugene P. Gosselink
Life of this patent
Estimating the term…
Abstract
Rinse-added fabric softening compositions containing a fabric softening active system at least 10% of which consists of certain di(higher alkyl) cyclic amines, and relatively low concentrations of polymeric soil release agents such as hydroxyether cellulosic polymers, copolymeric blocks of terephthalate and ethylene oxide or propylene oxide and cationic guar gums.
Claims11
An aqueous fabric softener composition comprising:
- (A) from 1% to 50% by weight of the composition of a fabric softening active system wherein at least 10% of said active system is selected from the group consisting of di(higher alkyl) cyclic amines having the formula ##STR14## wherein n is 2 or 3, R.sub.1 and R.sub.2 are each selected from the group consisting of alkyl and alkenyl containing from 8 to 30 carbon atoms and mixtures thereof, Q is CH or N, X is R.sub.4 or ##STR15## wherein R.sub.4 is an alkylene group containing from 1 to 3 carbon atoms or is (C.sub.2 H.sub.4 O).sub.m, m being an integer from 1 to 8, and T is O or NR.sub.5, R.sub.5 being H or alkyl having 1 to 4 carbon atoms;
- and
- (B) from 3% to 20% by weight of (A) of a soil release agent.
Dependencies are inferred from the claim text.