Back to results
US 7,256,251 B2Granted
Methods of synthesis of polymers and copolymers from natural products
AssigneeFolia, Inc.
InventorsGraham Swift, David G. Westmoreland, Julious L. Willett, Randal Lee Shogren, Kenneth Michael Doll
Life of this patent
Estimating the term…
Abstract
Described are polymers and copolymers containing sorbitol, citric acid, starch, aspartic acid, succinic anhydride, adipic acid mixtures thereof, methods of their synthesis and their uses.
Claims33
A method of producing a copolymer of D-sorbitol comprising polymerizing said D-sorbitol with a comonomer in the absence of a solvent.
A method of producing a copolymer, comprising polymerizing succinic anhydride, L-aspartic acid and adipic acid.
Dependencies are inferred from the claim text.