Silicone compound and a use thereof

A method for preparing a compound represented by the following formula (1):

• wherein m is an integer of from 2 to 10, n is an integer of from 1 to 3, R1 is, independently of each other, an alkyl group having 1 to 6 carbon atoms, R2 is, independently of each other, an alkylene group having 1 to 6 carbon atoms or a fluoroalkylene group having 1 to 6 carbon atoms, R3 is an alkyl group having 1 to 4 carbon atoms, R6 is a substituted or unsubstituted monovalent hydrocarbon group which has no (meth)acryl group and has 1 to 20 carbon atoms, or an alkoxy group having 1 to 10 carbon atoms, and R4, R5, R7 and R8 are, independently of each other, a hydrogen atom or a methyl group,
• comprising a step of reacting a silicone compound represented by the following formula (2):
• wherein m, n, R1, R2, R3, R4 and R5 are as defined above;
• with a (meth)acryl group-containing isocyanate compound represented by the following formula (3):
• wherein R6, R7 and R8 are as defined above.