| 摘要 |
PROBLEM TO BE SOLVED: To provide a new polyorganosiloxane which has high stability, high refractive index and light barrier properties in a specific region and is soluble in an alkaline aqueous solution.SOLUTION: The polyorganosiloxane is shown by the following general formula (1) (in which Ris an aromatic hydrocarbon group; Ris a 1-6C alkyl group; Ris a polar group; n is an integer of 1-7; X-Xare selected respectively from a hydrogen atom, a silicon atom and a 1-3C alkyl group; X-Xmay be all the same; a is 10-90 mol%, b is 0-70 mol%, c is 10-60 mol% and a+b+c=100). |
