Tertiary-Butyl Polysulfide 454 is a lubricant additive and water treatment application and not classified as flammable material. CAS N: 68937-96-2
Tertiary-Butyl Polysulfide 454 is a sulfiding agent
used for refinery applications and as final components to improve lubricant performance in base oils and metal working fluids.
Tert-Butyl Polysulfide is not a distilled material. It is the highest sulfur content polysulfide manufactured used in Automotive and transportation industry.
CAS N: 68937-96-2
Synonyms:
Tertiary-Butyl Polysulfide
di-t-Butyl Polysulfide
tert-Butyl Polysulfide
Polysulfides, di-tert-Butyl
Form : Liquid
Physical state : Liquid
Color : Yellow
Odor : Mild, sweet
Flash point : 103 °C (217 °F)
Method: ASTM D 93
Oxidizing properties : No
Autoignition temperature : 225 °C at 1,005.20 1,009.40 hPa
Thermal decomposition : 144 °C
Molecular formula : C8H18Sx (x = average of 4.0)
Molecular weight : 242.5 g/mol
pH : Not applicable
Melting point/range : -11 °C at 103.25 hPa Boiling point/boiling range : 172 - 180 °C
Vapor pressure : 15.60 Pa at 20 °C
Density : 1.0697 G/ML at 20 °C
Water solubility : Insoluble
Partition coefficient: noctanol/water: log Pow: 5.6
Solubility in other solvents : Soluble in hexane and white spirits.
Viscosity, dynamic : 10 cP at 20 °C
Relative vapor density : 1 (Air = 1.0)
Percent volatile : > 99 %
Primary Chemistry: Sulfide
Di-Tert-Butyl Polysulfide, offers a variety of benefits that differs from other sulfiding agents.
Not classified as a flammable material
It has a low toxicity rating
Friendly and common smell for refineries.
Starts to convert to H2S at the lowest temperature compared to other sulfiding agents
The hydrocarbon byproduct during a sulfiding operation for TBPS454 is isobutane
Automotive & Transportation
Refinery Applications
ChemPoint offers sulfides through Chevron Phillips Chemical which are widely used by refineries for hydrodesulfurization. Our sulfides – TBPS, and Dimethyl Sulfide – are used to activate hydrotreating and hydrocracking catalysts to achieve maximum performance.
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