Products

 

Light stabilizer 770

 

Chemicalname:Bis(2,2,6,6-tetramethyl-4-piperidinyl)sebacate
CAS NO:52829-07-9
EC.:258-207-9
Molecular formula:C₂₈H₅₂O₄N₂
Molecular weight:480.7
Structural formula:

Quality standard:

Appearance：white crystalline powder Melting point：81℃～84℃ Ash: 0.10% max Volatile:0.50% max Transmittance: λ=500nm, % ≥99.0   λ=425nm, % ≥98.0 ASSAY(GC):99.0%min

Packing: packed in fiber drum of 25kg net,lined with space paper sack .
Application:Hindered amine light stability agent。it is used in anti-photooxidation of polyethylene,polypropylene and polystyrene products,also has good function to ABS resin and polyurethane plastic.