Tetrakis(hydroxymethyl)phosphonium sulfate urea polymer
Synonyms
Tetrakis(hydroxymethyl)phosphonium sulfate-urea condensate;
Bis(tetrakishydroxymethyl phosphonium) sulfate-urea condensate;
Phosphonium, tetrakis(hydroxymethyl)-, sulfate (2:1), polymer with urea;
Category
Cationic surfactant
> Quaternary Phosphonium Salt
Chemical Numbering System
CAS: 63502-25-0
EINECS: 613-239-6
Molecular Formula & Molecular Weight
Molecular Formula: (C4H12O4P.C1H4N2O.1/2O4S)x
Molecular Weight: N/A
Structure
Properties
Appearance (1), liquid; (2), solid.
Solubility soluble in water.
Stability stable.
Risk Liquid form: irritation, irritation to skin, eye, respiratory system.
GHS label: 
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent antistatic, antibacterial, antimicrobial, dispersing, emulsifying, anticorrosive abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid |
|
|
Actives, %, ≥ |
60.0 |
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.
Major Uses
1, Typical applications
Use as flame retardant.
Use as corrosion inhibitor.
Use as antibacterial agent, preservative.
2, Textile
Flame retardant in textile.
Manufacturers