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Polyester polymers and aqueous dispersions thereof

  • US 5,021,544 A
  • Filed: 11/06/1989
  • Issued: 06/04/1991
  • Est. Priority Date: 11/04/1988
  • Status: Expired due to Term
First Claim
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1. A water dispersible polyester polymer comprising one or more polyester chains and one or more non-ionic polyoxyalkylene chains in which at least 40% of the repeating oxyalkylene units are oxyethylene units, said polyester polymer having a structure in which one or more of the polyoxyalkylene chains are pendent to at least one of the polyester chains.

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