Puyang Changyu Petroleum Resins Co., Ltd. --C9 petroleum resin|C5 petroleum resin|C5/C9 copolymerization petroleum resin|terpene resin

PUYANG CHANGYU

CDMC(CDD,TTCu)

Chemical Name:Copper dimethyl dithiocarbamate
Molecular Formula:C₆H₁₂S₄Cu
Structural Formula:
Molecular Weight:303.97
CAS NO:137-29-1
Specification:

Item	Powder	Oiled powder
Appearance	Brown powder
Initial Melting Point℃≥	300.0	300.0
Loss on Drying%≤	0.50	0.50
Zinc content,%≤	19.0~22.0	19.0~22.0
Residue on 63μm Sieve,%≤	0.50	0.50
Residue on 150μm Sieve,%≤	0.10	0.10
Oil content,%	----	1.0~2.0
Strength	----	----
Physical property
Density at 20℃（kg/m³）	1100	1100
Bulk density（kg/m³）	320-360	320-360

Properties:Brownish red powder A little smell.Relative density is 1.70-1.78g/cm .Insoluble water alcohol and gasoline;soluble in acetone,benzene and carbon tetrachlorie.Storage is stable.

Application:Safe-processing secondary accelerator or use in black colors.Fast at high vulcanization temperatures.Used in NR.SBR.IIR.NBR and EPDM.Better cure efficiency than TMTD and PZ.lowest consumption in dithiocarbamates.In generally,it is unsuitable to natural rubber.CDD is easy incipient scorch,generally adding kinds of thiazole and sulfonamide to improve its safety.CDD mainly used at carbon,industrial products etc.CDD can be used as main accelerator in styrene rubber at level of 0.2-0.75 phr in combinations with 1.5-0.2 phr of sulfonamide and 2.0-0.5 phr of sulfur.CDD can be used as second accelerator at level of 0.05-0.2 phr in combinations with 0.5-2.2 phr of sulfonamide and 2.5-1.5 phr of sulrur.CDD can be used as main accelerator in butyl rubber at the level of 1.0-2.0 phr in combination with 0.5-2.0 phr of sulronamide and 2.0-1.0 phr of sulfur.

Packing:20kg plastic woven bag, paper with plastic film bag, kraft paper bag .

Storage:The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. Since the date of production, the storage period is 2 years.

Warmth Notes: The product could be ultrafine powder based according to user needs.