Patent ID: 7288608

Claim:
A polymeric material comprising repeating units of the formula: —[—S—R 1 —S—C—C—R 2 —C—C]— wherein R 1 and R 2 are independently selected from the group consisting of poly(lactic acid) (PLA), polyglycolide (PGA), copolymers of PLA and PGA, poly(vinyl alcohol) (PVA), poloxamines, polyanhydrides, polyorthoesters, poly(hydroxy acids), polydioxanones, polycarbonates, polyaminocarbonates, poly(vinyl pyrrolidone), poly(ethyl oxazoline), polypeptides, polysaccharides, carbohydrates, proteins, copolymers thereof, and blends thereof, and at least one of R 1 and R 2 are degradable.