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Chemical Compositions

3-(3',5'-Di-tert-butyl-4'-hydroxyphenyl)propionic acid stearyl ester

CAS NO.

2082-79-3

Molecular Formula

C 35 H 62 O 3

Features

Non-toxic White crystalline powder, is a non-toxic non-polluting antioxidant with good performance, has a certain role in light stability.

Technical index

Melting point 55 ℃ 
Light transmittance ≥ 97% (425nm) 
Ash ≤ 0.1% 
Effective components ≥ 98% 
Volatiles ≤ 0.5%

Main application

Widely used in polypropylene, polyethylene, polyester, polyurethane, polystyrene, ABS resin, polyamide, synthetic rubber and other polymer materials. Can also be used for anti-oxidation aging of grease coatings .

Recommended dosage

0.05-0.5%

Packing

20kg Cartons or pails packed in plastic bag.

Storage

Storage is recommended to be kept in a dry and ventilated warehouse, protected against moisture; away from sources of ignition and heat and to avoid exposure to sunlight. Shelf life is two years