Chlorate-containing stabilizer system with nitrogen-containing synergists for stabilizing halogen-containing polymers
申请人:——
公开号:US20040132875A1
公开(公告)日:2004-07-08
The invention relates to stabilizer systems, containing at least: a) a perchlorate salt; b) at least one or more compounds from the group consisting of carbamides, indole derivatives and enamines of formula (I), wherein n=1 or 2 and X═O or NR
1
; n=3-6 and X═O; R
1
═H, C
1
-C
4
-alkyl, C
2
-C
6
-alkenyl, C
6
-C
10
-aryl, C
7
-C
18
-alkaryl or C
7
-C
18
-aralkyl; R
2
(if n=1)=C
1
-C
22
-alkyl, C
2
-C
22
-alkenyl or aryl, preferably phenyl, optionally substituted with up to 3 hydroxy, C
1
-C
4
-alkoxy or C
1
-C
9
-alkyl; or R
2
(if n=2-6)=linear or branched C
1
-C
22
-alkylene, optionally interrupted by one or more O or S atoms, wherein R
2
(if n=3) can also be a C
2
-C
3
-alkyl trisubstituted isocyanurate; if X═NH R
2
can also be H. Said stabilizer systems are suitable for stabilizing halogen-containing polymers, more particularly PVC.
Novel stabilizer system for stabilizing halogen-containing polymers
申请人:Wehner Wolfgang
公开号:US20060192179A1
公开(公告)日:2006-08-31
A stabilizer system for stabilizing halogen-containing polymers comprising a perchlorate salt and at least one indole compound, a composition comprising such a stabilizer system, process for stabilizing a chlorine-containing polymer using such a stabilizer system, and an article manufacture comprising PVC stabilized by such a stabilizer system.