Basic Information

Chemical Name Poly(sodium 4-styrenesulfonate) Structural Formula p-NASS
Molecular Weight (206.19)n CAS No. 25704-18-1
TSCA Registered EC No. 220-266-3(monomer)

General Properties

Appearance Pale Yellow Clear Liquid Boiling Point 100℃(Water)
Melting Point 0℃(Water) Flash Point Flame Resistancy
Specific Gravity and Density 1.1

Grade list

  Sodium styrenesulfonate homopolymer
Copolymer
  Grade PS-1 PS-5 PS-50 PS-100 PS-35 MA-2005L 
  Comonomer - - - - - MAA・Na
  Appearance Red clear liquid Light yellow clear liquid Colorless clear liquid
  Hue (APHA) - - - - <60 <100
  Resin content (wt%) 20~22
  Viscosity (mPa-s/25°C) 5~10 20~50 200~500 800~1600 200~500 <10
  pH 7~9 8~11 11~13 8~10
  GPC Mw(×104) 1~3 5~10 30~40 50~70 30~40 <1

 

Packaging

20kg PE can, 200kg drum
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