Ammonium Oleate
Time: 2012-10-02 16:25:40
Ammonium Oleate
Synonyms
Ammonium (Z)-9-octadecenoate;
9-Octadecenoic acid, ammonium salt, (Z)-;
9-Octadecenoic acid (9Z)-, ammonium salt;
Category
Anionic Surfactant
>> Carboxylate
>> Chain Carboxylate
>> Alkenyl Carboxylate
>> Linear Alkenyl Carboxylate
Chemical Numbering System
CASRN544-60-5
EINECS208-873-1
Molecular Formula & Molecular Weight
Molecular Formula: C18H37NO2; C18H34O2.H3N
Molecular Weight: 299.49
Structure
 
Properties
Appearance    (1), pale yellow to brown solid; (2), pale yellow to brown paste; (3), pale yellow to brown liquid.
Odor    odor of ammonia.
Solubility    soluble in water. soluble in ethanol.
Stability    stable. Easily oxidized. Under alkaline condition, ammonia is released.
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 cleansing, emulsifying, dispersing, solubilizing, foaming abilities. Nonresistant to hard water. Suitable for weak acid formulation system.
Synthesis
Oleic acid reacts with ammonia water, 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.
(b), Used in cosmetics, should be test for harmful substances; or furtherly test for microorganisms.
Major Uses
1. Typical applications
Use as cleansing agent.
Use as emulsifying agent, dispersing agent.
Use as foaming agent.
2. Household detergents
Use as cleansing agent.
3. Personal care products
Emulsifying agent, cleansing agent in personal care products.
4. Pets
Use as cleansing agent, emulsifying agent.
5. Industrial cleaning
Cleansing agent in industrial cleaning products.
Manufacturers
 
Update: 20131102(1); 20180112(2);