| 主权项 |
1. A polysiloxane having the general structural formula (I):wherein each of R1, R2 and R3 is independently a linear or branched aliphatic group containing up to about 20 carbon atoms, an unsubstituted or substituted aryl group containing from about 6 to about 18 carbon atoms, optionally containing at least one heteroatom, and an alicyclic group containing up to about 20 carbon atoms; each R4 is independently a divalent alkyl group of from about 1 to about 6 carbon atoms, an unsubstituted or substituted aryl group containing up to about 18 carbon atoms, an unsubstituted or substituted alicyclic group containing up to about 18 carbon atoms, an unsubstituted or substituted acyl group containing up to about 18 carbon atoms, an ester group containing up to about 8 carbon atoms, an ether group containing up to about 8 carbon atoms, or an acyl group containing up to about 8 carbon atoms; each Z is independently selected from a divalent linear, branched or cyclic alkyl group containing from about 2 to about 25 carbon atoms, a divalent linear, branched or cyclic alkenyl group containing from about 2 to about 25 carbon atoms, and a divalent unsubstituted or substituted aryl group of up to about 20 carbon atoms; each M is independently hydrogen, a hydroxy group, an alkene group of from about 2 to about 12 carbon atoms, an alkynyl group of from about 2 to about 12 carbon atoms, an amino group, an alkoxy group containing from about 1 to about 8 carbon atoms, an alkoxyalkyl group containing from about 2 to about 10 carbon atoms, an oximoalkyl group containing up to about 8 carbon atoms, an enoxyalkyl group containing up to about 8 carbon atoms, an aminoalkyl group containing up to about 8 carbon atoms, a carboxyalkyl group containing up to about 8 carbon atoms, an amidoaliphatic group containing up to about 8 carbon atoms, an amidoaryl group containing up to about 12 carbon atoms, a carbamato alkyl group containing up to about 8 carbon atoms, an epoxy group, an anhydride group, a carboxyl group containing up to about 8 carbon atoms, a carbonyl group, an acyl group containing up to about 8 carbon atoms, an amide group, an ionic group, an imine group containing up to about 8 carbon atoms, an isocyanate group, a nitrile group, an (meth)acryl group, an (meth)acrylol group, an alkoxysilyl group, an alkoxyalkylsilyl group, an acyloxysilyl group, a hydroxyalkylsilyl group or a thiol group; and the subscript x is an integer of from 1 to 250, the subscript y is an integer from 0 to 100, the subscript n′ is an integer greater than 1, and the subscript m is an integer of from to 1 to 5. |
