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OBSH

OBSH is an organic compound, chemical formula C12H14N4O5S2, white crystalline powder, slightly soluble in hot water and ethanol, insoluble in cold water and a variety of organic solvents,

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  • Introducción
  • Guía de selección
  • Aplicación

u  Brief Introduction 

OBSH is an organic compound, chemical formula C12H14N4O5S2, white crystalline powder, slightly soluble in hot water and ethanol, insoluble in cold water and a variety of organic solvents, mainly used as rubber, plastic industry foaming agent.  

Chemical name (IUPAC): 4,4'-oxydibenzenesulfonyl hydrazide

CAS number:        80-51-3

EC number:         201-286-1

Molecular formula:   C12H14N4O5S2


Molecular weight    358.396

 

Structure:

1669181019557867.jpg


u  Technical Specification 

Property

Test Method

Specification

Appearance

----

White  powder

Gas Yield (ml/g)

HG/T 2097-2008

125-140

Decomposition   temperature ( )

HG/T 2097-2008

158-164

Water content   (%)

BG/T 11409.4

1.0max

AverageParticle   size (um)

HG/T 2097-2008

5-15

PH

HG/T 2097-2008

6-8

  

u  Applications: 

²  Use in natural rubber and various synthetic rubber(EPDMSBRCRFKMIIRNBR)

²  Use in thermoplastic product(PVCPEPSABS)

²  Use in rubber-resin mixture.

 

u  Packing&Storage:

           25kgs/carton with inner PE bag,Store in cool and dry place, not exceeding 50. Keep away from food, drink.