Patent ID: 8835664

Claim:
A compound represented by the following Formula 1: {[A-R 1 O) a Si(OR 4 ) 3-a ]—(R 2 )} c Si(OR 3 —B) 4-c [Formula 1a] wherein R 1 and R 3 may be the same as or different from each other, and are each independently a linear or branched alkylene group in which fluorine is substituted and the number of carbon atoms is 1 to 20, and the number of substituted fluorine is 1 to 36; R 2 is an alkylene group which the number of carbon atoms is 1 to 20, or a linear or branched alkylene group in which fluorine is substituted and the number of carbon atoms is 1 to 20, and the number of substituted fluorine is 1 to 36; R 4 s may be the same as or different from each other, and are each independently a linear or branched alkyl group in which fluorine is substituted and the number of carbon atoms is 1 to 20, and the number of substituted fluorine is 1 to 36; A and B may be the same as or different from each other, and are each independently an acrylate or methacrylate functional group; a is an integer in the range of 1 to 3, b is 0 or 1, and c is an integer in the range of 1 to 3.