Cetyl alcohol, propoxylated
Synonyms
PPG Cetyl Ether;
Polyoxypropylene cetyl ether;
Polypropylene glycol cetyl ether;
Polypropylene glycol monocetyl ether;
Polyoxypropylene hexadecyl ether;
Poly(oxy(methyl-1,2-ethanediyl)), alpha-hexadecyl-omega-hydroxy-;
Category
Non-ionic surfactant
> Polyether
>> Alcohol Polyether
>>> Alcohol Polyoxypropylene Ether
>>>> Linear Alkanol Polyoxypropylene Ether
Chemical Numbering System
CAS: 9035-85-2
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: (C3H6O)n.C16H34O
Molecular Weight: N/A
Structure
Properties
Appearance (1), liquid to solid.
Solubility insoluble in water to soluble in water.
Stability stable.
Risk Liquid 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 label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent emulsifying, dispersing, solubilizing, wetting, lubricating, cleansing abilities. Performance is related to PO number.
Synthesis
Obtained that cetyl alcohol reacts with propylene oxide.
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid |
|
|
Actives, %, ≥ |
95.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
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 lubricant.
Use as cleansing agent.
2, Personal care products
Conditioning agent, emollient in personal care products.
Product members
PPG-10 cetyl Ether;
PPG-20 cetyl Ether;
PPG-28 cetyl Ether;
PPG-30 cetyl Ether;
PPG-50 cetyl Ether;
Manufacturers
Update: 20130929(1); 20191104(2);