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Polyester macromers containing 1,1-dicarbonyl-substituted 1 alkenes

  • US 10,087,283 B2
  • Filed: 03/29/2017
  • Issued: 10/02/2018
  • Est. Priority Date: 06/03/2016
  • Status: Active Grant
First Claim
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1. A composition comprising a polyester macromer containing one or more chains of repeating units comprising the residue of one or more diols and one or more diesters wherein the residue of the one or more diols and the one or more diesters alternate along the chain and a portion of the diesters are 1,1-diester-1-alkenes and at least one terminal end comprises the residue of one of the 1,1-diester-1 alkenes and wherein one or more terminal ends may comprise the residue of one or more diols wherein the number of repeating units in each chain is 3 or greater wherein the polyester macromers exhibit a number average molecular weight of about 600 to about 3000.

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