Oil-repellent copolymer, method for producing the same and oil-repellent processing liquid

摘要

To provide an oil repellent copolymer capable of forming an oil repellent film which is excellent in durability.

<Paragraphs id="pa02" num="0002" xmlns:base="http://www.sipo.gov.cn/XMLSchema/base">An oil repellent copolymer characterized by comprising a repeating unit (A) having a polyfluoroalkyl group, a repeating unit (B) having a fluorescent functional group, and a repeating unit (C) having an ester bond other than an ester bond derived from acrylic acid.