HARDENER AND CURE ACCELERANT WITH FLAME RETARDANCY EFFECT FOR CURING EPOXY RESINS (II)
申请人:ALZCHEM AG
公开号:US20180105545A1
公开(公告)日:2018-04-19
The present invention relates to novel hardeners for curing epoxy resins and to cure accelerants for the accelerated curing of epoxy resins comprising, in each case, at least one compound from the group of esters of phosphorus-containing acids according to Formula (I), wherein there applies to Formula (I):
wherein there applies to the radicals R
1
, R
2
, R
3
, R
6
, X and indices m, n, p, simultaneously or independently of one another:
R
1
, R
2
=simultaneously or independently of one another, hydrogen or alkyl,
R
3
=alkyl, aryl, —O-alkyl, —O-aryl, —O-alkylaryl or —O-arylalkyl,
R
6
=hydrogen, alkyl or —NHC(O)NR
1
R
2
,
X=oxygen or sulphur,
m=1, 2 or 3,
n=0, 1 or 2, wherein there applies: m+n=3
p=0, 1 or 2.
本发明涉及用于固化环氧树脂的新型硬化剂,以及用于加速固化环氧树脂的固化促进剂,每种情况下,包括至少一种来自磷含酸酯类化合物组的化合物,符合以下公式(I),其中公式(I)适用于:
在这里,适用于基团 R
1
、R
2
、R
3
、R
6
、X 和指数 m、n、p,同时或彼此独立:
R
1
、R
2
=同时或彼此独立,氢或烷基,
R
3
=烷基、芳基、—O-烷基、—O-芳基、—O-烷基芳基或—O-芳基烷基,
R
6
=氢、烷基或—NHC(O)NR
1
R
2
,
X=氧或硫,
m=1、2 或 3,
n=0、1 或 2,其中适用:m+n=3
p=0、1 或 2。