Sodium Butyl Oleate Sulfate
Synonyms
Butyl oleate, sulfated, sodium salts;
Category
Anionic Surfactant
> Sulfate
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>>> Fatty Acid Ester-based Derivatives Sulfate
>>>> Linear Unsaturated Fatty Acid Ester-based Derivatives Sulfate
Chemical Numbering System
CAS: N/A
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: C22H43NaO6S; C22H44O6S.Na
Molecular Weight: 458.63
Structure
Properties
Appearance (1), red brown transparent oily liquid; (2), solid.
Odor characteristic odor.
Solubility soluble in water. 5% aqueous solution: transparent.
Stability stable in weak alkali, weak acid and hard water; unstable in strong acid, strong alkali, easily hydrolyzed.
Risk Solid form: flammable material; irritation, irritation to skin, eye, respiratory. Harmful products of combustion are CO, CO2 and so on. Contact with strong oxidants, can cause to burn.
GHS label: 
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 wetting, permeating, emulsifying, dispersing, solubilizing abilities. Low foaming. Resistant to hard water. Resistant to heat. Corrosion to iron.
Synthesis
(1), Butyl oleate is obtained by esterification of oleic acid and butanol;
(2), Butyl oleate, sulfated is obtained by esterification of butyl oleate and concentrated sulfuric acid;
(3), Butyl oleate, sulfated, sodium salt is obtained by neutralization, ethanol extraction, de-ethanol process.
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid |
|
|
Actives, %, ≥ |
|
|
pH (25°C, 1% solution) |
6.5 - 9.5 |
|
Total sulfur content, %, ≥ |
7 - 9 |
Test Methods
(1), Actives
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), pH
GB/T 6368 Surface active agents -- Determination of pH of aqueous solution - Potentiometric method
ISO 4316 Surface active agents -- Determination of pH of aqueous solutions -- Potentiometric method
(3), Total sulfur content
SN/T 3005 Test method for instrumental determination of carbon, hydrogen, nitrogen and sulfur in organic chemicals
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
|
Solid |
Liquid |
|
|
Heavy metals (as Pb), mg/kg, ≤ |
20 |
20 |
|
As, mg/kg, ≤ |
3 |
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 wetting agent, penetrating agent.
Use as emulsifying agent.
2, Printing and dyeing
Use as wetting agent, softening agent.
3, Textile
Use as spinning oil ingredient, spinning oil.
Have smooth and amplexation effects with fiber.
Manufacturers
Update: 20131018(1); 20160910(2);