Patent ID: 7687578

Claim:
A polythioether comprising: H—S—R 1 —[—S—CH 2 —CH 2 —O—(—R 2 —O—) m —CH 2 —CH 2 —S—R 1 —] n —S—H wherein R 1 is selected from the group consisting of C 2-6 n-alkylene, and a—[(—CH 2 ) p —X] q —(—CH 2 ) r — group; R 2 is selected from the group consisting of C 2-6 n-alkylene, and C 6-8 cycloalkylene; X is selected from the group consisting of O and S; m is an integer between 0 and 10; p is an integer between 2 and 6; q is an integer between 1 and 5; r is an integer between 2 and 10; and n is an integer between 1 and 60 selected so that the molecular weight of the polythioether is between 1,000 and 10,000 Daltons.