Tert-butyl Hydroperoxide TBHP-70 CAS 75-91-2

Tert-butyl hydroperoxide TBHP-70 CAS 75-91-2

Description

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CAS: 75-91-2

Synonyms: Tert-butyl hydroperoxide,TBHP-70

Einecs: 200-915-7

Molecular Formula: C4H10O2

Grade: 69.0-71.0%

Package: 25kg/drum or as required

Tert-butyl hydroperoxide TBHP-70 is Colourless, mobile liquid consisting of ca. 70 % tert.Butylhydroperoxide, de-sensitised with water. This alkyl-hydroperoxide is used as an initiator for the polymerisation of monomers, e.g. ethylene, vinyl acetate or (meth-) acrylates.Due to its oxidation potential TBHP-70-AQ is used as oxidizing agent in numerous chemical syntheses.

Specification:

Appearance	colourless liquid
Assay	69～71%
Active oxygen (AO)	12.25% min
Density at 20 °C	0.896～0.93 g/cm3
Refractive index at 20 °C	1.385～1.389
Density at 20°C	ca. 1.04 g/cm3
Color/Hazen	≤20
pH(20 °C)	4.5~9
Self-Accelerating Decomposition Temperature (SADT)	>80 °C
Recommended storage temperature	2 to 35 °C
Storage stability as from date of production	12 months

Half-life Data :

10 h / 1 h / 1 min (benzene, 0.1 mol/L) 170 °C / 195 °C / 260 °C

Decomposition Products:

Possible detectable decomposition products: tert.Butyl alcohol, acetone,methane.

Application：

EMULSION POLYMERISATION:

Initiator for the emulsion polymerisation of vinyl acetate, (meth-) acrylates andacrylic resin paint dispersions in combination with suitable reducing agents (Fe-salts, sulphites, dithionites, rongalite, ascorbic acid or sugar).

Temperature range: 50 – 80 °C .

Dosage level: 0.1 – 0.5 % as supplied.

Particularly suitable for reduction of residual monomer.

COPOLYMERISATION:

Initiator for the copolymerisation of styrene / butadiene or acrylnitrile /butadiene / styrene in emulsion. In combination with redox systems polymerisation temperatures are possible between 5 and 25 °C.

Dosage level: 0.1 – 0.3 % as supplied

CHEMICAL SYNTHESIS:

Selective oxidizing agent for hydrocarbons, olefins, alcohols, etc.

Storage：

Avoid any source of heat and light and protect the product from impurities. Keep within save temperature limits.

Package：

(1)25 kg in HDPE canister

(2)190 kg drums

(3)1000 kg drums

FAQ

Q: How to buy and get more information such as COA, TDS, MSDS?

A: You can download the file in Support or contact info@blitchem.com to get it.