Back to results
US 2005/0192426 A1Published application
Methods of synthesis of polymers and copolymers from natural products
AssigneeFolia, Inc.
InventorsGraham Swift, David Westmoreland, Julious Willett, Randal Shogren, Kenneth 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.
The method of claim 9, wherein said L-aspartic acid and said D-sorbitol are present at a molar ration of from 1:1 to 10:1.
A method of producing a copolymer, comprising polymerizing succinic anhydride, L-aspartic acid and adipic acid.
Dependencies are inferred from the claim text.