To provide a fluorinated ether compound capable of forming a surface layer excellent in initial water/oil repellency, fingerprint stain removability, abrasion resistance and light resistance; a fluorinated ether composition and a coating liquid containing the fluorinated ether compound; an article having a surface layer excellent in initial water/oil repellency, fingerprint stain removability, abrasion resistance and light resistance and a method for producing it. A fluorinated ether compound having a poly(oxyperfluoroalkylene) chain having a unit (α) which is an oxyperfluoroalkylene unit having 5 or 6 carbon atoms, and a unit (β) which is an oxyperfluoroalkylene unit having at most 4 carbon atoms, and having at least one of a hydrolysable silyl group and a silanol group on at least one terminal of the poly(oxyperfluoroalkylene) chain via a linking group.
提供一种能够形成初始拒
水/拒油性、指纹污渍去除性、耐磨性和耐光性优异的表面层的含
氟醚化合物;一种含
氟醚组合物和一种含有该含
氟醚化合物的涂布液;一种具有初始拒
水/拒油性、指纹污渍去除性、耐磨性和耐光性优异的表面层的物品及其生产方法。一种
氟化醚化合物,具有聚(
全氟烷基)链,其单元(α)是具有 5 或 6 个碳原子的
全氟烷基单元,单元(β)是最多具有 4 个碳原子的
全氟烷基单元,并通过连接基团在聚(
全氟烷基)链的至少一个末端上具有可
水解
硅基和
硅烷醇基中的至少一个。