Disodium C10-16 pareth sulfosuccinate
Synonyms
Poly(oxy-1,2-ethanediyl), alpha-(C10-16-alkyl)-omega-3-carboxy-1-oxo-2-sulfopropyloxy-, disodium salts;
Category
Anionic Surfactant
> Sulfonate
>> Polyether Sulfonate(Salt)
>>> Sulfosuccinic Acid Polyether Ester(Salt)
>>>> Sulfosuccinic Acid Linear Alkanol Polyoxyethylene Ether Ester(Salt)
Chemical Numbering System
CASRN：68815-56-5
EINECS：N/A
Molecular Formula & Molecular Weight
Molecular Formula: (C2H4O)n.C14H26O7S.2Na - (C2H4O)n.C20H38O7S.2Na
Molecular Weight: N/A
Structure
R: C10-16.
Properties
Appearance (1), liquid; (2), solid.
Solubility soluble in water.
Stability stable in weak acid, weak alkali, hard water. Under strong acid or strong alkali, easily hydrolyze.
Risk Liquid form: irritation, irritation to skin, eye.
GHS (Rev.10) label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent emulsifying, dispersing, cleansing, wetting, solubilizing, foaming, permeating abilities. Good lime soap dispersing power. Suitable for neutral formula system.
Synthesis
(1), Esterification reaction
Maleic anhydride reacts with C10-16 pareth, obtain C10-16 pareth maleate.
(2), Sulfonation reaction
C10-16 pareth maleate reacts with sodium bisulfite, then obtain this product.
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid |
|
|
Actives, %, ≥ |
30.0 |
|
pH (25°C, 1%) |
4.5 - 7.5 |
Test Methods
(1), Actives
(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
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, Product standards
(1), Chinese standards
(1a), QB/T 4085 Disodium sulfosuccinate
4, 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 wetting agent, permeating agent.
Use as emulsifying agent, dispersing agent.
Use as hydrotrope.
2, Textile, leather
Use as wetting agent, permeating agent, emulsifying agent.
3, Personal care products
Foam stabilizing agent, cleansing agent, foaming agent, hydrotrope in personal care products.
4, Household detergents
Use as wetting agent, emulsifying agent.
5, Industrial cleaning agents
Use as wetting agent, emulsifying agent, hydrotrope.
Product members
Manufacturers