CSFC 770 Bis-(2,2,6,6-tetramethyl-4-piperidyl)-Sebacate 52829-07-9 China Scientific Fine Chemicals Light stabilizers / UV-absorbers Rubber - Elastomer (Chloroprene, Butyl …) Polyvinyl Chloride (PVC) Polyolefins (PE, PP…) Bis-(2,2,6,6-tetramethyl-4-piperidyl)-Sebacate It is recommended for various applications which require high stabillization of polymers including PP. HDPE. ABS. PS. PMMA. SAN. PVC. Nylon, Polyesters. Polyacetal ETC. Bis-(2,2,6,6-tetramethyl-4-piperidyl)-sebacate. Used as UV-stabilizer for various applications which require high stabillization of polymers including PP, HDPE, ABS, PS, PMMA, SAN, PVC, nylon, polyesters and polyacetal.