Patent ID: 6423772
Filing Date: 2002-07-23
Classification: C08G

Abstract:
An organo-bridged ladderlike polysiloxane of the following formula: wherein,n is an integer from 10 to 105; R is a reactive group selected from the group consisting of hydrogen, halogen-containing group, alkenyl, substituted alkenyl, alkynyl, substituted alkynyl, aryl, substituted aryl, â€”C6H4OH, â€”C6H4NH2, â€”C6H4N2+Clâˆ’ and â€”C6H4â€”C6H4N2+Clâˆ’; R1 is selected from the group consisting of a hydrogen-bonding producing group, a charge-transfer complex producing group, a metal ion-ligand complexes producing group, and an electrostatic interaction group; â€ƒis an organo-bridged group presented by the following formula: â€ƒwherein X is a carbon or a nitrogen atom, and when X is a nitrogen atom, Y is absent, Z is also absent, each of L1 and L2 is a hydrogen atom, m is 1, n is 1,2,3,4, or 5; when X is a carbon atom, Y is absent or is selected from the group consisting of â€”CONHâ€”, â€”COCH2COâ€”, and â€”COOâ€”, Z is absent or is selected from the group consisting of â€”Oâ€”, â€”NHâ€”, â€”CONHâ€”, â€”COCH2COâ€”, and â€”COOâ€”, L1 and L2 may be same or different and is selected from the group consisting of â€”H, â€”OH, â€”NH2, and â€”CONH2; m is 0, 1, or 2; n is 0, 1, 2, 3, 4 or 5.