Sodium methoxy PPG acetate
Synonyms
PPG methyl ether carboxylic acid, sodium salt;
Category
Anionic Surfactant
> Carboxylate
>> Polyether Carboxylate
>>> Alkyl Polyether Carboxylate
>>>> Linear Alkyl Polyoxypropylene Ether Carboxylate
Chemical Numbering System
CAS: N/A
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: (C3H6O)nC3H6O3.Na
Molecular Weight: N/A
Structure
Properties
Appearance (1), solid; (2), liquid.
Solubility slightly soluble to soluble in water.
Stability stable.
Risk Liquid form: irritation, irritation to skin, eye.
GHS label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent emulsifying, dispersing, wetting, permeating, solubilizing, lubricating, hydrotropic abilities. Performance varies with PO number.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid |
|
|
Actives, %, ≥ |
30.0 |
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 |
|
Liquid |
|
|
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, according to local regulations and standards.
Major Uses
1, Typical applications
Use as emulsifying agent, dispersing agent.
Use as solubilizing agent.
Use as wetting agent, permeating agent.
Use as lubricant.
2, Personal care products
Cleansing agent, emulsifying agent, hydrotrope in personal care products.
Product members
Sodium methoxy PPG-2 acetate (CAS: 165038-56-2);
Manufacturers
Update: 20131111(1); 20181126(2);