Magnesium Oleate
Time: 2012-10-02 16:27:49
Magnesium Oleate
Synonyms
Magnesium (Z)-9-octadecenoate;
9-Octadecenoic acid, magnesium salt, (Z)-;
Magnesium dioleate;
9-Octadecenoic acid (9Z)-, magnesium salt;
Category
Anionic Surfactant
>> Carboxylate
>> Chain Carboxylate
>> Alkenyl Carboxylate
>> Linear Alkenyl Carboxylate
Chemical Numbering System
CASRN1555-53-9
EINECS216-303-8
Molecular Formula & Molecular Weight
Molecular Formula: C36H66MgO4; C36H68O4.Mg
Molecular Weight: 587.21
Structure
 
Properties
Appearance    (1), yellow solid.
Solubility    insoluble in water. soluble in benzene, petroleum ether.
Stability    stable. Easily oxidized.
Risk    Solid form: flammable material; irritation, irritation to skin, eye, respiratory system. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.
GHS (Rev.7) label:  
Ecology    may be hazardous to environment. Water body should be given special attention.
Biodegradability    biodegradable.
Characteristics    excellent emulsifying, dispersing, lubricating, solubilizing, antirust, antistatic abilities.
Synthesis
Sodium oleate reacts with magnesium sulfate solution, then obtain.
Quality Standards & Test Methods
1. Physical and chemical indexes
Item
Physical and chemical indexes
Solid
Actives, %, ≥
95.0
Test Methods
(1), Actives
GB/T 13173 Surface active agents - Detergents - Testing methods
GB/T 5173 Surface active agents and detergents-Determination of anionic-active matter by direct two-phase titration procedure
ISO 2271 Surface active agents -- Detergents -- Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure
2. Hazardous substances indexes
Item
Hazardous substances indexes
Solid
Heavy metals (as Pb), mg/Kg, ≤
20
As, mg/Kg, ≤
3
Test Methods
(1), Heavy metals (as Pb)
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30799 The test method of food detergents - Determination of heavy metals
(2), As
Safety and Technical Standards for Cosmetics (2015 Edition)
GB/T 30797 The test method of food detergents - Determination of total arsenic
3. Further explanation
(a), On physical and chemical indexes: firstly, shall be indicated carbon atom distribution; secondly, shall be indicated average molecular weight.
Major Uses
1. Typical applications
Use as emulsifying agent, dispersing agent.
Use as lubricant.
2. Machinery industry
Lubricant in metal processing, machinery.
3. Emulsion
Emulsifying agent in preparation of water-in-oil emulsion.
4. Petroleum products
Lubricant, anti-wear agent in lubricating oil.
Use as detergent.
5. Coatings
Drier in paint.
6. Industrial cleaning
Antistatic agent in oil-soluble cleaning agent, for example gasoline, can reduce the risk of explosion.
Manufacturers
 
Update: 20131102(1); 20180116(2);