申请人:Ivoclar Vivadent AG
公开号:US20190010172A1
公开(公告)日:2019-01-10
Radically polymerizable silane according to the general formula I
in which R
1
is a linear or branched aliphatic C
1
-C
9
-alkyl radical, phenyl or alkylated phenyl radical, R
2
, R
3
independently of each other in each case are absent or are a linear or branched aliphatic C
1
-C
20
-alkylene radical, which can be interrupted by S or O atoms, R
4
, R
5
, R
6
independently of each other in each case are —Cl, —O—CH
3
, —O—C
2
H
5
, —CH
3
or —C
2
H
5
, X is CH
2
or O, Y is absent, or is O or NR′, wherein R′ is H or a C
1-5
-alkyl radical, and Z is absent, or is O, NR″, —CO—O—, —CO—NR″—, —O—CO—O—, —O—CO—NR″—, or —NR″—CO—NR″—, wherein R″ is H or a C
1-5
-alkyl radical and wherein the radicals R
2
and R
3
cannot be absent at the same time and Z is absent if R
2
or R
3
is absent, polycondensates based thereon and fillers surface-modified therewith.
根据一般公式I的根本聚合性硅烷,其中R1是线性或支链脂肪族C1-C9-烷基基团、苯基或烷基化苯基基团,R2、R3各自独立地分别不存在或者是线性或支链脂肪族C1-C20-烷基烷基基团,可以被S或O原子中断,R4、R5、R6各自独立地分别是—Cl、—O—CH3、—O—C2H5、—CH3或—C2H5,X是CH2或O,Y不存在,或者是O或NR′,其中R′是H或C1-5-烷基基团,Z不存在,或者是O、NR″、—CO—O—、—CO—NR″—、—O—CO—O—、—O—CO—NR″—或—NR″—CO—NR″—,其中R″是H或C1-5-烷基基团,且基团R2和R3不能同时不存在,如果R2或R3不存在,则Z不存在,以及基于此的聚酰胺树脂和经表面改性的填料。