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  Medical Dental Grade TPI Granules, Synthetic Gutta-Percha, TransIsoprene Rubber, Trans PolyIsoprene, TPI, Trans-l,4-PolyIsoprene Medical Dental Grade TPI Granules, Synthetic Gutta-Percha, Trans PolyIsoprene, TPI, Trans Isoprene Rubber, Trans-1,4-PolyIsoprene China Largest Manufacturer Of Meteorological Balloons China Largest Manufacturer of Meteorological Balloons  

 
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Isoprene Monomer

Isoprene is used in the production of synthetic sercospecific rubber, butyl rubber, thermoelatoplasts and other products.

MAIN QUALITY CHARACTERISTICS

 
From isobutylene
From isopentane
Appearance colorless or yellowish transparent liquid
Isoprene content, % , min
99.0
97.0
Butenes and pentenes content, %, max.
1.0
3.0
Piperylenes content, %, max.
0.020
0.020
Cyclopentadiene content (CPD), %, max.
0.0001
0.0001
Alpha-acetylenic hydrocarbons, %, max.
0.0002
0.0002
Carbonyl compounds, %, max.
0.0003
0.0003
Sulphur compounds, %, max.
0.0002
0.0002
Methylal content, %, max.
0.0008
-
Methyl Tert-Butyl-Ether (MTBE), %, max.
0.0001
-
Inhibitor, %:

- para-tert-butyl-pyrocatehol, min.

0.005
0.005

- wood-tar inhibitor

0.01
0.01
Undissolved moisture content
none
none
Peroxide compounds
(in terms of active oxygen), %, max.
0.0005
0.0005
Methylenecyclobutane, %, max.
not specified analysis obligatory


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