LIGHT STABILIZER COMPOSITION AND RESIN COMPOSITION CONTAINING SAME
A light stabilizer composition containing a hindered amine compound obtained by the reaction between a 2,2,6,6-tetramethylpiperidinol and a carbonic ester and having improved handling properties. The composition contains (A) 100 parts by mass of silica having a water content of 2 to 7 wt% impregnate...
Saved in:
Main Authors | , , |
---|---|
Format | Patent |
Language | English French German |
Published |
09.10.2019
|
Subjects | |
Online Access | Get full text |
Cover
Loading…
Summary: | A light stabilizer composition containing a hindered amine compound obtained by the reaction between a 2,2,6,6-tetramethylpiperidinol and a carbonic ester and having improved handling properties. The composition contains (A) 100 parts by mass of silica having a water content of 2 to 7 wt% impregnated with (B) 10 to 300 parts by mass of a hindered amine compound represented by general formula (1). The composition preferably contains (C) 5 to 500 parts by mass of a benzotriazole light stabilizer represented by general formula (3). The symbols used in formulae (1) and (3) are as defined in the description. |
---|---|
Bibliography: | Application Number: EP20140865751 |