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Articles and methods for treating fabrics

  • US 4,749,596 A
  • Filed: 03/03/1987
  • Issued: 06/07/1988
  • Est. Priority Date: 08/22/1985
  • Status: Expired due to Term
First Claim
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1. An article of manufacture adapted for providing fabric soil release and softening benefits within an automatic clothes dryer, said article comprising:

  • (a) a fabric conditioning composition solid at room temperature and being flowable at dryer operating temperatures, said fabric conditioning composition comprising;

    i. 1% to 70% of a polymeric soil release agent;

    wherein said polymeric soil release agent is a crystallizable polyester copolymer with repeat units of ethylene terephthalate units containing 10-50% by weight of ethylene terephthalate units together with 90-50% by weight of polyoxyethylene terephthalate units, derived from a polyoxyethylene glycol of average molecular weight of from about 300 to about 6,000, and the molar ratio of ethylene terephthalate units to polyoxyethylene terephthalate units in the crystallizable polymeric compound is between 2;

    1 and 6;

    1; and

    ii. 30% to 99% of a fabric softening agent selected from cationic and nonionic fabric softeners and mixtures thereof;

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