BIMODAL MOLECULAR WEIGHT COPOLYMERS OF LACTIDE AND GLYCOLIDE

USPTO Patent Application US 2017/0072113 A1
Application Date: Mar. 16th, 2017

ABSTRACT

A bimodal polymer blend of first and second poly(L-lactide-co-glycolide) copolymers, wherein the molecular weight ratio of the first to the second copolymer is at least about two to one, and...
Application Number:
14/854,386
International Classification:
A61L 31/06 (20060101); A61L 27/18 (20060101); A61L 27/26 (20060101); A61L 31/14 (20060101); B29C 35/16 (20060101); C08L 67/00 (20060101); C08J 3/00 (20060101); B29C 49/00 (20060101); B29C 45/00 (20060101); A61L 27/58 (20060101); A61L 31/04 (20060101)
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CLAIMS

What is claimed is:

1. A bimodal polymer composition, comprising: (a) a first amount of a first poly(L-lactide-co-glycolide) copolymer having a first crystallization rate, a first hydrolysis rate and a first molecular weight distribution; and(b) a second amount of a second poly(L-lactide-co-glycolide) copolymer having a second crystallization rate, a second hydrolysis rate and a second...

DESCRIPTION

FIELD

This invention relates to absorbable polymer compositions and, more particularly, to bioabsorbable polymer compositions having a bimodal molecular weight distribution, to medical devices produced therefrom and to methods of making bioabsorbable polymer compositions and medical devices.
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