JP2016138262A5 - - Google Patents

Description

（式中、Ｒ^４は、水素またはメチル基であり、ｎは、４〜６の整数を示す。）

(In the formula, R ⁴ represents hydrogen or a methyl group, and n represents an integer of 4 to 6)

（式中、Ｒ^４は、水素またはメチル基であり、ｎは、４〜６の整数を示す。）

(In the formula, R ⁴ represents hydrogen or a methyl group, and n represents an integer of 4 to 6)

Claims (3)

A methacrylic acid ester represented by the following general formula (1), a (meth) acrylic acid ester represented by the following general formula (2), a fluorine-containing monomer represented by the following general formula (3), and a carboxyl group A fluorine-based copolymer having a number average molecular weight of 20,000 to 100,000 obtained by polymerizing a monomer component containing a functional group-containing monomer containing as a functional group;
A siloxane oligomer comprising a hydroxyl group or alkoxy group bonded to a silicon atom and an epoxy group-containing group bonded to a silicon atom,
An antisulfurization coating agent that is dissolved in one or more solvents selected from hydrofluorocarbons having 4 to 8 carbon atoms and hydrofluoroethers having 4 to 8 carbon atoms.

(In the formula, R ¹ is a linear or branched alkyl group having 1 to 4 carbon atoms.)

(Wherein R ² is hydrogen or a methyl group, R ³ is a linear or branched alkyl group having 4 to 8 carbon atoms when R ² is hydrogen, and carbon is selected when R ² is a methyl group. (It is a linear or branched alkyl group of formula 5-8.)

(In the formula, R ⁴ represents hydrogen or a methyl group, and n represents an integer of 4 to 6)   The antisulfurization coating agent according to claim 1, wherein the siloxane oligomer is contained in a ratio of 1 part by weight or more and 10 parts by weight or less with respect to 100 parts by weight of the resin of the fluorocopolymer.   The antisulfurization coating agent according to claim 1 or 2, wherein the functional group monomer is contained in a ratio of 0.1% by mass to 5% by mass with respect to the total mass of the monomer component.