RUBBER VULCANIZING ACCELERATOR (DM) Chemicals

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
12000 m.t./month

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Product Description:

RUBBER VULCANIZING ACCELERATOR MBTS(DM)

Chemical Name: Dibenzothiazole disulfide
Molecular Formula: C14H8N2S4
Molecular Weight:332.50
CAS NO. : 120-78-5
 Executive standardGB/T 11408-2003
Specification: 


Item 

Index 

High-class products

First-class products

Acceptable end-product

Appearance(Visual inspection)

White or light yellow powder, granular 

Initial M.P, oC               ≥ 

170.0

166.0

162.0

Loss on drying, %      ≤ 

0.30

0.40

0.50

Ash, %                           ≤ 

0.30

0.50

0.70

Residues on 150μm sieve%                       ≤

0.00

0.10

0.10

Properties: white or light yellow powder (granule) with a little bitter, no poison. The density is 1.50, Melting point above 170℃,slightly soluble in benzene, chloroform and ethanol, is not soluble in water petrol. And ethyl acetate. Good storage stability.

Application: Given flat, moderately fast cures in NR and SR. Also used in a wide range of general purpose rubber. Non-staining and non-discolouring in "white" socks; used as a plasticizer and retarder in polychloroethylene rubber. Secondary acceleration is usually required for synthetic polymers. Better scorch safety than MBT.

Packaging: 20kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag.

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

Note: The product could be ultra fine powder based on customer accurate requirement. 


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