Laundry detergent compositions containing a soil release polymer
AssigneeISP Investments Inc.
InventorsBala Srinivas, Jenn S. Shih
Life of this patent
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Abstract
A laundry detergent composition which includes a standard detergent formulation and an effective soil releasing amount of vinyl caprolactam homopolymer having a K-value of at least 40, preferably 40-50.
Claims7
A laundry detergent composition which includes an effective soil-releasing and fabric softening amount of vinyl caprolactam homopolymer having a K-value of at least 40.
A process for making a solution of vinyl caprolactam homopolymer which comprises solution polymerizing vinyl caprolactam monomer from an alcohol or water/alcohol mixture with sufficient initiator to produce a K-value of at least 40, and, if necessary, solvent exchanging with water to remove alcohol, or adding water thereto.
Dependencies are inferred from the claim text.