To provide a fluorinated compound having an R
F
group with at most 6 carbon atoms, whereby a fluorinated polymer having a highly durable water/oil repellency can be produced, and an environmental load is little, and a fluorinated polymer having a highly durable water/oil repellency and presenting little environmental load, obtainable by polymerizing such a fluorinated compound.
A fluorinated compound represented by the following formula (I) and its polymer:
CH
2
═C(M)COOXPhCOO(CH
2
)
m
C
r
F
2r+1
(I)
(in the formula (I), M is a hydrogen atom, a methyl group or a halogen atom, X is CHR
1
CH
2
O or CH
2
CHR
1
O, R
1
is a C
1-4
linear or branched alkyl group or CH
2
OR
2
, R
2
is a C
1-4
linear or branched alkyl group, Ph is a phenylene group, m is an integer of from 1 to 4, and r is an integer of from 1 to 6).
提供具有最多6个
碳原子的RF基团的
氟化合物,从而可以生产具有高耐久性防
水/防油性能的
氟化
聚合物,并且环境负荷较小,获得具有高耐久性防
水/防油性能且环境负荷较小的
氟化
聚合物,通过聚合这种
氟化合物。由以下公式(I)表示的
氟化合物及其
聚合物:
CH2═C(M)COOXPhCOO( )mCrF2r+1(I)(在公式(I)中,M是
氢原子、
甲基基团或卤素原子,X是CHR1 O或 CHR1O,R1是C1-4直链或支链烷基基团或 OR2,R2是C1-4直链或支链烷基基团,Ph是
苯基,m是1到4之间的整数,r是1到6之间的整数)。