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Product Name TDEC
Chemical Name Tellurium diethyldithiocarbamate
Molecular Formula TDEC
CAS No. 20941-65-5
Molecular Weight 720.66
Item Standards
Product Form Powder
Appearance Light yellow to yellow
Assay% (≥)
Initial Melting Point ℃ (≥) 108.0
Loss on Drying % (≤) 0.5
Te Content % 16.5-19.0
PH Value
Specific gravity at 20 ℃
Residue on 63μm Sieve % (≤) 0.5
Residue on 150μm Sieve % (≤) 0.1
Residue on 840μm Sieve % (≤)
Vulcanization speed Super Speed Class

◆ UHOO TDEC offers very fast vulcanization.

◆ UHOO TDEC is used as a secondary ultra acceleratorI for thiazole and sulfenamide cure systems for general-purpose polymers (NR, NBR, SBR and EPDM). In llR itresults in extremely fast curing.

◆ UHOO TDEC is non-staining and non-discoloring. It can be used as a primary accelerator in some continuous cure applications.

◆ Using UHOO TDEC in sulfur vulcanization results in increased tensile strength and modulus.

Kraft paper bag 25 kg
Validity 12 months
Package color code

Hebi UHOO New Materials CO., LTD.
Non - tire rubber additives professional manufacturer

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Contact Information

 Domestic Tel: 0392-3333686, 3370932
 International Tel: 86-392-3370959, 3370929
 Email:
 Fax: 0392-3321215, 3370959
 Add: National Economic and Technological Development Zone, Hebi City, Henan Province

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