OBSH CAS#80-51-3





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- Appearance: White powder
- Assay: 100.0% min
- Packaging: 25kg/Fiber drum.
- Sample: Available
OBSH: The Complete Guide
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Quality Control of OBSH
Quality Control & MSDS
Chemical Structure

Packing of Bretazenil


Description of OBSH
Suitable for the production of elastomers and thermoplastic products, etc., which are foamed or expanded under atmospheric pressure.
Basic Info of Bretazenil
Basic Info
Chemical Name | 4,4′-Oxydibenzenesulfonohydrazide |
Synonyms | 4-[4-(hydrazinesulfonyl)phenoxy]benzenesulfonohydrazide;4,4‘-Oxybis(benzenesulfonyl hydrazide); |
CAS No. | 80-51-3 |
Molecular Formula | C12H14N4O5S2 |
Molecular Weight | 358.39300 |
PSA | 170.37000 |
LogP | 4.12690 |
Safety Info
RTECS | DB7321000 |
Safety Statements | S26; S37/39 |
WGK Germany | 3 |
Risk Statements | R11; R44 |
Hazard Codes | Xi |
Properties
Appearance & Physical State | white powder |
Density | 1.52 g/cm3 |
Boiling Point | 140ºC (Decomposes) |
Melting Point | 160-161ºC |
Flash Point | 159ºC |
Refractive Index | 1.645 |
Numbering system
MDL number | MFCD00007587 |
What is OBSH?
Part I: Introduction
With the progress of science and technology and the development of society, chemical products have invariably permeated our daily lives, in medicine, food, cosmetics, electronics, industry, and other areas, becoming an essential part of our lives. One such product is OBSH which has developed particularly rapidly in recent years. Do you know about OBSH?
The official answer: OBSH is a chemical with the molecular formula C12H14N4O5S2. raw materials for production: diphenyl ether, hydrazine, chlorosulfonic acid. White or light yellow crystalline powder, relative density 1.52, decomposition temperature 140~160℃. It is an organic foaming agent for industrial use, application areas: PE, PP, PVC, ABS, synthetic rubber, plastics, rubber blends.
What’s the application of OBSH?
Part 2: In-depth development
Suitable for the production of elastomers and thermoplastic products with atmospheric foaming or pressure expansion; foaming agent for the rubber and plastic industries. It is a widely used organosulfonyl hydrazide blowing agent and is known as a universal blowing agent.
It can be used in polyvinyl chloride, polyethylene, polypropylene, and ABS resins, etc. It can also be used as a blowing agent for blends of rubber and synthetic resins and various synthetic rubbers. Suitable products include wallpaper, carpets, communication cables, artificial leather, and various packaging materials. Its fine and uniform pore structure is particularly suitable for the manufacture of polyethylene foam wire and cable insulation materials, microporous polyvinyl chloride paste foam, and other kinds of foam. It can be used with sodium bicarbonate to reduce the decomposition temperature. When used in neoprene, it can also promote vulcanization.
Conclusion
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