Poly(sodium p-vinylbenzenesulfonate)
Synonyms
Benzenesulfonic acid, 4-ethenyl-, sodium salt, homopolymer;
Poly(sodium 4-styrenesulfonate);
Category
Polymer Surfactant
> Polyenes
>> Anionic Polyenes
Chemical Numbering System
CAS: 25704-18-1
EINECS: N/A
Molecular Formula & Molecular Weight
Molecular Formula: N/A
Molecular Weight: N/A
Structure
Properties
Appearance (1), solid; or liquid.
Solubility soluble in water.
Stability stable.
Risk Solid 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: 
Animal Toxicity
Table 1 Animal toxicity values
|
mouse intraperitoneal LD50 |
> 6750mg/kg[1] |
|
mouse oral LD50 |
> 10000mg/kg[1] |
|
mouse subcutaneous LD50 |
> 15000mg/kg[1] |
|
rat intraperitoneal LD50 |
> 6000mg/kg[1] |
|
rat oral LD50 |
> 8000mg/kg[1] |
|
rat subcutaneous LD50 |
> 15000mg/kg[1] |
Reproductive effect[1].
Ecology may be hazardous to environment. Water body should be given special attention.
Biodegradability biodegradable.
Characteristics excellent film-forming, dispersing, emulsifying abilities.
Synthesis
Quality Standards & Test Methods
1, Physical and chemical indexes
|
Item |
Physical and chemical indexes |
|
Liquid / Solid |
|
|
Actives, %, ≥ |
30.0 / 95.0 |
Test Methods
(1), Actives
GB/T 13173 Surface active agents -- Detergents -- Testing methods
2, Hazardous substances indexes
|
Item |
Hazardous substances indexes |
|
Liquid / Solid |
|
|
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 film-forming agent.
Use as dispersing agent, emulsifying agent.
Manufacturers
References
[1]: ChemIDplus. 25704-18-1, Sodium polystyrene sulfonate
Update: 20201009(1);