申请人:Taylor Charles Kenneth
公开号:US20090042996A1
公开(公告)日:2009-02-12
A surfactant of formula 1
(R
f
-A)
a
-Q-([B]
k
—R)
b
Formula 1
wherein
a and b are each independently 1 or 2;
R
f
is a linear or branched perfluoroalkyl radical having from 2 to about 20 carbon atoms, optionally interrupted with at least one oxygen;
R is a C
1
to C
20
linear, branched or cyclic alkyl, or a C
6
to C
10
aryl;
B is —(CH
2
CHR
1
O)
x
—,
k is 0 or 1, x is 1 to about 20,
A is —(CH
2
)
m
[(CHR
1
CH
2
O)]
s
—[(CH
2
)
m
(CH)
t
CHOH(CH
2
)
m
]
e
—,
wherein
each m is independently 0 to 3, s is 0 to about 30, t is 0 or 1, and e is 0 or 1,
R
1
is H or CH
3
,
Q is:
—OP(O)(O
−
M
+
)(O)—,
—O—,
—S—(CH
2
)
m
—C(O)—O—,
—SO
2
—O—
—CH
2
CH
2
O—C(O)CH
2
C(OH)(V)CH
2
C(O)O—;
—(CH
2
CH
2
O)
x
CH
2
CH(OH)—(CH
2
CH
2
O)
x
—(CH
2
)
m
—Si[OSi(R
2
)
3
]
2
—, —SO
2
NR
2
—,
—(CH
2
CH
2
O)
z
C(O)CH(SO
3
−
M
+
)CH
2
C(O)(OCH
2
CH
2
)
z
—
wherein z is 1 to about 15, or
a bond when s is a positive integer,
V is —C(O)OR
3
and R
3
is H, CH
3
or R
f
;
R
2
is C
1
to C
4
alkyl, and
M
+
is a Group
1
metal or an ammonium (NH
x
R
2
y
)
+
cation wherein x+y=
4
, and R
2
is C
1
to C
4
alkyl,
provided that when Q is —OP(O)(O
−
M
+
)(O)— or when Q is —(CH
2
CH
2
O)
z
—C(O)CH(SO
3
−
M
+
)CH
2
C(O)(OCH
2
CH
2
)
z
—, then at least one of s or e is a positive integer.
化学公式1的表面活性剂(Rf-A)a-Q-([B]k-R)b中,
其中a和b各自独立地为1或2;
Rf是具有2至约20个碳原子的线性或支链全氟烷基,可选地中断至少一个氧原子;
R是C1到C20线性、支链或环状烷基,或C6到C10芳基;
B是—(CH2CHR1O)x—,k为0或1,x为1至约20;
A是—(CH2)m [(CHR1CH2O)] s— [(CH2)m(CH)tCHOH(CH2)m] e—,
其中每个m独立地为0到3,s为0到约30,t为0或1,e为0或1,
R1为H或CH3,
Q为:—OP(O)(O−M+)(O)—,—O—,—S—(CH2)m—C(O)—O—,—SO2—O——CH2CH2O—C(O)CH2C(OH)(V)CH2C(O)O—;—(CH2CH2O)xCH2CH(OH)—(CH2CH2O)x—(CH2)m—Si[OSi(R2)3]2—,—SO2NR2—,—(CH2CH2O)zC(O)CH(SO3−M+)CH2C(O)(OCH2CH2)z—,
其中z为1到约15,或当s为正整数时,为键;
V为—C(O)OR3,R3为H、CH3或Rf;
R2为C1到C4烷基,M+为1族金属或铵(NHxR2y)+阳离子,其中x+y=4,R2为C1到C4烷基,
但是当Q为—OP(O)(O−M+)(O)—或当Q为—(CH2CH2O)z—C(O)CH(SO3−M+)CH2C(O)(OCH2CH2)z—时,至少有一个s或e为正整数。