Patent ID: 9580549
Date: 2017-02-28
CPC Classifications: C07F,C08G,C09D

Claim:
1. A fluorinated ether compound which has a poly(oxyperfluoroalkylene) chain (αβ) having a structure of block (α)-block (β) or a structure of block (β)-block (α)-block (β), formed by linking a block (α) comprising at least three C 1-3 oxyperfluoroalkylene units of at least one type and a block (β) having C 4-15 oxyperfluoroalkylene units of at least one type, wherein the proportion of the C 4-15 oxyperfluoroalkylene units is at least 30 mol % among all oxyperfluoroalkylene units constituting the block (β), and which has a hydrolysable silyl group on at least one terminal of the poly(oxyperfluoroalkylene) chain (αβ) via a linking group.