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A new biodegrable hydrogel based onα,β- poly- aspartamide was synthesized bypolycondensation of DL- aspartic acid and85% phosphoric acid in vacuity at1 80℃ ,and then by ring- opening with3- aminopropanol together with cross- linking reactionwith ethane
A new biodegradable hydrogel based on α, β-poly-aspartamide was synthesized by polycondensation of DL-aspartic acid and 85% phosphoric acid in vacuity at1 80 ° C, and then by ring- opening with 3-aminopropanol together with cross- linking reaction with ethane