Patent ID: 8691899

Claim:
An antimicrobial composition comprising: a complex of an absorbable anionic polyester with a monomeric amidoamine or an organic cation, wherein the monomeric amidoamine comprises: (R 1,2 )N—R 3 —NH—CO—R 4 wherein: R 1 =H, Alkyl, Aryl, HO—(CH 2 CH 2 —O—) n —, MeO—(CH 2 CH 2 —O—) n —, HO—(CH 2 ) n —; R 2 =H, Alkyl, Aryl, HO—(CH 2 CH 2 —O—) n —, MeO—(CH 2 CH 2 —O—) n —, HO—(CH 2 ) n —; R 3 =alkylene, arylene, —(CH 2 CH 2 —O—)—(CH 2 —) n ; R 4 =Alkyl, Aryl, —(CH 2 CH 2 —O—)—(CH 2 —) n —CH 3 , —O—CH 3 , —O—C 2 H 5 , —O—C 3 H 7 ; and n=1-30; and wherein the organic cation comprises: wherein: R 1 =H, Alkyl, Aryl, HO—(CH 2 CH 2 —O—) n —, MeO—(CH 2 CH 2 —O—) n —, HO—(CH 2 ) n —; R 2 =H, Alkyl, Aryl, HO—(CH 2 CH 2 —O—) n —, MeO—(CH 2 CH 2 —O—) n —, HO—(CH 2 ) n —; R 3 =H, Alkyl, Aryl; R 4 =alkylene, arylene, —(CH 2 CH 2 —O—)—(CH 2 —) n ; R 5 =H, Alkyl, Aryl, —(CH 2 CH 2 —O—)—(CH 2 —) n —CH 3 , —O—CH 3 , —O—C 2 H 5 , —O—C 3 H 7 ; and n=1-30; wherein the anionic polyester is selected from the group consisting of an anionic polyester having at least one carboxylic group, a sulfonic acid polymer, and a phosphoric acid polymer, and at least one of R 1 , R 2 and R 3 of the organic cation is H.