供应Ultraviolet Absorber UV-292 CAS 41556-26-7

Chemical nameBis(1,2,2,6,6-pentamethyl-4-piperidinyl)-sebacate and 1-(Methyl)-8-(1,2,2,6,6-pentamethyl-4-piperidinyl)-sebacate 
Introduction
UV-292 liquid hindered amine light stabilizer which is widely used to improve the weatherability of a variety of polymers. UV-292 is a highly effective effective used for a wide range of polymers and applications including polyurethanes, sealants, adhesives, elastomers, unsaturated polyesters, acrylics, vinyl polymers(PVB,PVC).
Hindered amine light stabilizer,mainly used in paints and printing ink,especially developed for coating. It’s effciency provides significantly estended life time. It has cooperacive effects with UV absorbers of bebzotriazo.
Appearance : clear, slight yellow liquid
Assay : min 99% 
Melting point :min 350 °C 
Transmittance: 425nm≥97%    
500nm≥98%