ANTIOXIDANT 168

FORMULA: C42H63O3P
 
M. W.: 646
 
DESCRIPTION: WHITE CRYSTALLINE POWDER, NO ODOR AND SMELL, SOLUBLE IN SUCH SOLVENTS AS BENZENE, CHLOROFORM, SPARINGLY SOLUBLE IN ALCOHOL, ACETONE, INSOLUBLE IN WATER
 
SPECIFICATIONS:
ITEM
STANDARD
MELTING RANGE (℃)
183-187 
VOLATILIZING
0.3% MAX.
TRANSMITTANCE (425nm)
98% MIN.
TRANSMITTANCE (500nm)
98% MIN.
SOLUBILITY (2g/20ml, TOLUENE)
CLEAR SOLUTION
ASSAY
99% MIN.
ACID VALUE (mgKOH/g)
0.3% MAX.
FREE 2,4-DI-TERT-BUTYL-PHENYL
0.2% MAX.
ANTI-HYDROLYZE (90℃, WATER, 14h)
QUALIFIED

USES: APPLICATION RANGE OF 168 SYNERGISTICALLY COMBINED WITH OTHER ANTIOXIDANTS-COMPRISES POLYOLEFINS AND OLEFIN-COPOLYMERS SUCH AS POLYETHYLENE (E.G. HDPE, LLDPE), POLYPROPYLENE, POLYBUTENE AND ETHYLENE-VINYLACETATE COPOLYMERS AS WELL AS POLYCARBONATES AND POLYAMIDES. THE BLENDS CAN ALSO BE USED IN POLYESTERS, STYRENE HOMO-AND COPOLYMERS, ADHESIVES AND NATURAL AND SYNTHETIC TACKIFIER RESINS, ELASTOMERS SUCH AS BR, SEBS, SBS AND OTHER ORGANIC SUBSTRATES. 168 BLENDS CAN BE USED IN COMBINATION WITH LIGHT STABILIZERS. 
REMAKR: THE AMOUNT TO BE USED MAY BE 0.1%-0.3%.
 
PACKING: 25KG/PLASTIC BAG IN COMPOSITE PLASTIC WOVEN SACK
 

PERIOD OF VALIDITY: NORMALLY 12 MONTHS