BETAINE-BASED SILICON COMPOUND, METHOD FOR PRODUCING SAME, HYDROPHILIC COATING LIQUID COMPOSITION, AND COATING FILM
申请人:KRI, Inc.
公开号:US20180362552A1
公开(公告)日:2018-12-20
There is provided a betaine-based silicon compound which exhibits the effect of hydrophilizating and defogging a surface. The betaine-based silicon compound is represented by formula (1). X
1
3-m
(CH
3
)
m
Si—R
1
—(Y
1
—R
2
)
n
}
o
—N
+
(R
3
)
p
(R
4
)
q
—Y
2
COO
−
(1) In the formula: X
1
represents an alkoxy group with 1 to 5 carbon atoms or a halogen atom which may be identical to or different from one another; m represents 0 or 1; R
1
represents an alkylene group with 1 to 5 carbon atoms; Y
1
represents —NHCOO—, —NHCONH—, —S—, or —SO
2
—; n represents 0 or 1; R
2
represents an alkylene group with 1 to 10 carbon atoms or —CH
2
CH
2
N
+
(CH
3
)(Y
2
COO
−
)CH
2
CH
2
OCH
2
CH
2
—; o represents 1, 2 or 3; R
3
and R
4
represent an alkyl group with 1 to 5 carbon atoms which may be identical to or different from one another; Y
2
represents —CH
2
— or the like; p and q represent 0 or 1; provided that o+p+q equals 3.