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Rubber Accelerator CA (DPTU)

 

Chemical Name	N-NDiphenylthiourea
Molecular Formula	C13H12N2S
Molecular Weight	228.31
CAS NO.:.	102-08-9
Chemical Structure

Specification:

ITEMS	Data
Appearance	White powder
Initial Melting point ≥°C	148.0
Heating Loss ≤ %	0.30
Ash ≤ %	0.30
Residue on 840μm Sieve ≤ %	0.00

Properties:

Slight door. Specific gravity: 1.27--1.33. Soluble in DMF and acetone. Slightly soluble in benzene, chloroform and carbon bisulfide. Insoluble in xylene, carbon tetrachloride, alcohol and water.

Application:

Medium-speed vulcanization accelerator. Synergises with sulfur donor to boost vulcanization when used in NR and SBR. Need zinc oxide to be effective. Used as secondary accelerator in CR vulcanization and EPDR vulcanization system. Used in latex products, cables and general industrial products.

Package:

25kg N.W./bag, in plastic fabric laminated kraft bags lined with plastic bags.

Storage:

Keep container tightly closed in a cool, well-ventilated place. The recommended max. storage life is 2 years when stored under normal conditions.