A process for manufacturing a fluoropolymer hybrid organic/inorganic composite comprising:
(i) mixing at least one fluoropolymer comprising recurring units derived from at least one (meth)acrylic monomer [monomer (MA)] of formula:
at least one metal compound [compound (M)] of formula: X
4-m
AY
m
,
wherein each of R1, R2, R3, equal or different from each other, is independently a hydrogen atom or a C
1
-C
3
hydrocarbon group, and R
OH
is a hydrogen atom or a C
1
-C
5
hydrocarbon moiety comprising at least one hydroxyl group [polymer (F)];
wherein m is an integer from 1 to 4, A is a metal selected from the group consisting of Si, Ti and Zr, Y is a hydrolysable group, X is a hydrocarbon group comprising one or more functional groups;
(ii) reacting at least a fraction of hydroxyl groups of the R
OH
groups of said monomer (MA) of said polymer (F) with at least a fraction of said compound (M), to obtain a grafted polymer comprising pendant —Y
m-1
AX
4-m
groups, with m, Y, A and X having same meaning as above; and
(iii) hydrolyzing and/or polycondensing compound (M) and/or pendant —Y
m-1
AX
4-m
groups as above. The invention also disclose the fluoropolymer hybrid organic/inorganic composites obtained therefrom and the method of the use of the same.
一种制造含
氟聚合物杂化有机/无机复合材料的工艺,包括:(i)混合至少一种含有至少一个(甲基)
丙烯酸酯单体[单体(MA)]衍生重复单元的含
氟聚合物,其中该单体(MA)的公式为:至少一种
金属化合物[化合物(M)]的公式为:X4-MAYm,其中R1、R2、R3各自独立地为氢原子或C1-C3烃基,且ROH为至少含有一个羟基的氢原子或C1-C5烃基[聚合物(F)],其中m为1到4的整数,A为选自Si、Ti和Zr组成的
金属,Y为可
水解基团,X为含有一个或多个功能基团的碳氢基团;(ii)反应至少一部分单体(MA)的ROH基团的羟基与至少一部分所述化合物(M)的羟基,以获得嵌挂的聚合物,其包括垂悬的—Ym-1AX4-m基团,其中m、Y、A和X的含义与上述相同;(iii)
水解和/或缩聚化合物(M)和/或上述垂挂的—Ym-1AX4-m基团。本发明还公开了从中获得的含
氟聚合物杂化有机/无机复合材料及其使用方法。