An amino acid-modified organopolysiloxane is provided. It has an amino acid derivative bonded to at least one silicon atom of the organopolysiloxane segment constituting the backbone of the organopolysiloxane via an amide bond represented by the following general formula (1):
wherein X and Y are independently a C
1-10
divalent hydrocarbon group; m is an integer of 0 to 4; R
a
is hydrogen atom, a monovalent hydrocarbon group containing 1 to 4 carbon atoms, or an organic group represented by the following general formula (2):
(wherein R
b
is hydrogen atom, a C
1-7
monovalent hydrocarbon group, an alkaline metal, or an alkaline earth metal, and R
c
is independently hydrogen atom, hydroxy group, or a C
1-10
monovalent hydrocarbon group optionally containing oxygen atom, sulfur atom, or nitrogen atom); and Z is an organic group represented by the general formula (2).
提供了一种
氨基酸修饰的有机聚
硅氧烷。它具有通过下列一般式(1)表示的酰胺键与构成有机聚
硅氧烷主链的有机聚
硅氧烷片段上的至少一个
硅原子键合的
氨基酸衍
生物,其中X和Y分别是C1-10双价碳氢基团;m是0至4的整数;R是氢原子、含有1至4个碳原子的单价碳氢基团,或者由下列一般式(2)表示的有机基(其中R是氢原子、C1-7单价碳氢基团、碱
金属或碱土
金属,R独立地是氢原子、羟基,或者C1-10单价碳氢基团,可选地含有氧原子、
硫原子或氮原子);Z是由一般式(2)表示的有机基。