| 摘要 |
This invention relates to an aromatic vinyl ether siloxane having the formula <IMAGE> +TR <IMAGE> wherein A is -CH2- or >C(CH3)2; m has a value of from 1 to 22; R1 and R2 are each selected from the group consisting of <IMAGE> (a) and <IMAGE> (b) with the proviso that at least one of R1 and R2 is (a) and R2 can be a mixture of (a) and (b) when m is greater than one, R3 and R4 are lower alkyl, r has a value of from 0 to 20, R is alkylene or alkylene phenylene, B is C2 to C20 alkylene, arylene or a fluorinated derivative of these radicals, t has a value of from 1 to 100, Z is C2 to C3 alkylene and n has a value of from 1 to 10.
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