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Vulcanization Accelerator|THIURAM

CHEMICAL STRUCTURE
Tetramethylthiuram disulfide
ABBR
TMTD
CAS RN®
137-26-8
ENCS
(2)1820
EINECS
2052862
TSCA
Listed.
JPN PRTR Class Ⅰ
Net Weight(Package)
20kg (Paper bag)
SPECIFICATION
Appearance White pellet(TT: Powder)
Melting point 140℃ max.
Ash 0.3% max
Heating loss 0.3% max
Sieve residue 0.0% max(150μm)0.5% max(75μm)(ふるい残分はTT-Pについては除く)
Specific gravity 1.40
CHARACTERISTICS AND APPLICATIONS

Often used as a sencondary accelerator with sulfenamides (CZ-G, MSA-G).
Also as a vulcanizing agent in non-sulfer cure, and provides heat resistant and less aging vulcanizates.
Often used as retarder for CR.

APPLICATION CHART
NR IR BR SBR NBR EPDM IIR CR CM CSM ACM ECO
⚫︎ ⚫︎ ⚫︎ ⚫︎ ⚫︎ ⚫︎ ⚫︎
NR ⚫︎ IR ⚫︎
BR ⚫︎ SBR ⚫︎
NBR ⚫︎ EPDM ⚫︎
IIR ⚫︎ CR
CM CSM
ACM ECO