Bis(perfluoro-C6-12-alkyl)phosphinic acid
Synonyms
Di(perfluoro-C6-12-alkyl)phosphinic acid;
Phosphinic acid, bis(perfluoro-C6-12-alkyl) derivs.;
Category
Fluorosurfactant
> Anionic Fluorosurfactant
>> Phosphonate
Chemical Numbering System
CASRN: 68412-69-1
EINECS: 270-206-5
Molecular Formula & Molecular Weight
Molecular Formula: C12HF26O2P - C24HF50O2P; C12H1F26O2P - C24H1F50O2P
Molecular Weight: 702.07 - 1302.16
Structure
n = 6-12.
Properties
Appearance (1), liquid.
Solubility insoluble in water.
Stability stable.
Risk Liquid form: irritation, irritation to skin, eye, respiratory system.
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, spreading, lubricating, solubilizing abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
Item |
Physical and chemical indexes |
Liquid |
|
Actives, %, ≥ |
90.0 |
Test Methods
(1), Actives
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.
Major Uses
1, Typical applications
Use as emulsifying agent, dispersing agent.
Use as cleansing agent.
Use as spreading agent, wetting agent.
Use as lubricant.
Manufacturers