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2,2′-Dibenzamido Diphphenyl Disulfide(P-22)

2,2′-Dibenzamido Diphphenyl Disulfide(P-22)

P-22(DBD) Specification Properties White or pale yellow powder, low toxicity. Soluble in organic solvent such as benzene, ethanol, acetone, etc. Insoluble in water. It is considered to be a potential skin sensitizer. Uses It is an effective chemical peptizer for NR and SBR. It is specially......

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P-22(DBD)

Accelerator Chemical Name

2,2′-Dibenzamido diphphenyl  disulfide;Dithio-bisbenzanilide
Di-(o-benzamido diphphenyl)disulfide

Molecular Formula

C26H20N2O2S2

Molecular Structureimage002.gif
Molecular Weight

456.59

CAS NO.

135-57-9

Specification

TYPE

P22

P44 /DBD-3

Appearance

White or Pale Yellow Powder

Light Green Pellet Solid

Melting Point℃

136-143

136-143

DBD content ≥%

95

40.0±2

Loss on Drying %≤

0.50

0.50

Ash %≤

0.30

0.5

Residues(150μm) %≤

0.50

/


PropertiesWhite or pale yellow powder, low  toxicity. Soluble in organic solvent such as benzene, ethanol, acetone, etc. Insoluble in water. It is considered to be a potential skin sensitizer.
Uses 

 A plasticizer for natural rubber and synthetic rubber. Particularly suitable for the production of rubber tires and rubber shoes, hoses and so on. This product is non-polluting, soluble in benzene, ethanol, acetone and other organic solvents. It is insoluble in water, but it will cause slight discoloration in white or light-colored rubber products. It should be used at temperatures above 120 °C, especially suitable for high temperature mixing processing, and should be added at the beginning of mastication. Does not affect the aging properties of rubber products, does not spray frost. The amount is 0.05-0.5 in natural rubber and 0.5-3 in styrene-butadiene rubber.

Package 25kg/bag
Storage Life Store in a cool, dry, well-ventilated place. The shelf life is 12 months. This product is not classified as dangerous goods and can be transported as general chemicals.

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