1309-42-8

  • Product Name:Magnesium hydroxide
  • Molecular Formula:H2MgO2
  • Purity:99%
  • Molecular Weight:56.3038
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Product Details;

CasNo: 1309-42-8

Molecular Formula: H2MgO2

Appearance: odourless white powder

Export Buy Quality Magnesium hydroxide 1309-42-8 Efficient Transportation


Flame Retardant Magnesium Hydroxide is a highly effective fire retardant that offers exceptional flame suppression and prevention properties. It is derived from naturally occurring magnesium minerals and is widely used in various industries to enhance fire safety. This flame retardant works by releasing water vapor and absorbing heat energy during combustion, effectively suppressing flames and slowing down the spread of fire. It is non-toxic, halogen-free, and environmentally friendly, making it a preferred choice for applications where safety and sustainability are crucial.

Specifications:

  • Chemical Formula: Mg(OH)2
  • Molecular Weight: 58.32 g/mol
  • Appearance: Fine white powder
  • Particle Size: Available in various particle sizes to suit different applications
  • Purity: High purity grade with minimal impurities
  • Flame Retardancy: Offers excellent flame retardant properties
  • pH Value: Alkaline nature with a pH value of around 10
  • Solubility: Insoluble in water and organic solvents

 

Features:

  1. Excellent Flame Retardancy: Flame Retardant Magnesium Hydroxide exhibits exceptional flame suppression properties, effectively reducing the spread of fire and minimizing damage.

  2. Non-Toxic and Environmentally Friendly: Unlike many other flame retardants, Magnesium Hydroxide is non-toxic, halogen-free, and environmentally friendly. It does not release harmful gases or chemicals when exposed to heat or fire, making it a safe choice for various applications.

  3. High Purity and Stability: Our Flame Retardant Magnesium Hydroxide products are manufactured with high purity and undergo rigorous quality control measures to ensure stability and consistent performance.

  4. Versatile Application: This flame retardant is versatile and can be incorporated into various materials and products across different industries, providing effective fire safety solutions.

  5. Easy to Use: Flame Retardant Magnesium Hydroxide is available in different particle sizes and can be easily blended or incorporated into existing formulations, making it convenient for manufacturers to integrate into their production processes.

 

High purity magnesium hydroxide is produced by carbonization of the rich and pollution-free water magnesium chloride resources in Qinghai Salt Lake. The product has the advantages of high purity, small particle size, strong adsorption and large specific surface area. It can also be coated and modified to achieve better fluidity and compatibility.

The product (flame retardant) mainly consists of magnesium hydroxide, is a new type of flame retardant filler in recent years of research and development, widely used in rubber, chemical industry, building materials, plastic (polypropylene, polyethylene, polyvinyl chloride, three EPDM etc.) and electron, unsaturated polyester and paint and other polymer materials in particular, the mine air duct coated cloth, PVC whole core conveyer belt, rubber plate, aluminum plate, flame retardant flame retardant flame retard

Specification

Index Standard Measured value Executive standard
Magnesium hydroxide content% ≥98.0 99.02 HG/T 3607-2007
Calcium oxide content% ≤0.02 0.01
Hydrochloric acid insoluble content% ≤0.1 0.01
Iron oxide content% ≤0.002 0
Chloride content% ≤0.3 0.2
Alumina content% ≤0.01 0
Manganese oxide content% ≤0.001 0
Sulfide content% ≤0.001 0
*Cr,Co,Ni,Cu,Pb,Cd content% ≤0.001 0
Whiteness ≥97 97
Moisture content% ≤0.3 0.21
Particle size D50 (UM) ≤2 1.96
Appearance   White powder

 

Packaging 1kg-15kg packing 2 PE bag inside + 1 foil bag outside in carton
25kg-50kg packing 2 PE bag inside + 1 foil bag outside in drum
Other packing Customized packing
Drum Size D38cm*H60cm or customized, 25 kg/ drum
Shipping 1-50kg International Express Fast and convenient Door to Door
50-500kg Air Transportation Fast and cheap To Air Port
Above 500kg Sea Transportation Cheap and convenient To Port

Magnesium hydroxide(Cas 1309-42-8) Usage

Description

Magnesium hydroxide is a chemical compound used for various purposes, including medical, industrial, and construction applications. It is commonly employed as a laxative and antacid in medicine, while also serving as a flame retardant in the construction and electronics industries.

Uses

Construction Industry: Magnesium hydroxide is employed as a flame retardant in construction materials such as insulation boards, cables, and coatings. It enhances fire resistance and ensures compliance with safety regulations in building construction.

Leather Processing: Magnesium hydroxide is used as a basifying agent in chrome tanning processes in the leather industry.

Occasional Constipation: Magnesium hydroxide is used for short-term relief of occasional constipation in children and adults. It promotes bowel movements by increasing water retention in the intestines.

InChI:InChI=1/Mg.H2O/h;1H2/q+2;

1309-42-8 Relevant articles

Thermal decomposition of magnesium hydroxide

P. J. Anderson  and  R. F. Horlock

, Transactions of the Faraday Society, Volume 58, 1962

… Magnesium hydroxide powder was prepared from magnesium metal via the methylate ; this method avoids anion impurities present in hydroxide obtained by precipitation from aqueous …

Precipitation of Magnesium Hydroxide from Brine

Marian Turek and Witold Gnot

, Ind. Eng. Chem. Res. 1995, 34, 1, 244–250

… Further reactions occurred due to diffusion through the magnesium hydroxide envelope. When magnesium hydroxide produced in this way and containing sodium hydroxide enclosed …

1309-42-8 Process route

oxygen
80937-33-3

oxygen

magnesium
7439-95-4

magnesium

magnesium dioxide
1309-42-8

magnesium dioxide

Conditions
Conditions Yield
With N2; In neat (no solvent, gas phase); reaction over temp. range of 350-624 K in presence of N2 by static-flow reaction; detected by laser pulse / probe technique; Kinetics;
 
oxygen
80937-33-3

oxygen

magnesium
7439-95-4

magnesium

(MgO)2

(MgO)2

magnesium dioxide
1309-42-8

magnesium dioxide

Conditions
Conditions Yield
In neat (no solvent); byproducts: MgO3; codeposition of pulsed laser evaporated Mg atoms with O2 in excess Ar on 10 K substrate; mechanism discussed; not isolated, detn. by IR;
 

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