About the product

SDK is the first company in the world to have succeeded in industrializing Poly N-vinyl acetamide (PNVA®), polymer with affinity for water and alcohol. Expected applications are hydrophiling agent, thickening agent, dispersing agent, etc. Homopolymer of NVA is called GE191 grade.

Grade Appearance Polymer concentration Viscosity (mPa・s)
GE191-053 Viscous solution ca. 5wt% ca. 10,000
GE191-103 Viscous solution ca.10wt% ca. 18,000
GE191-104 Viscous solution ca.13wt% ca.2,000
GE191-107 Viscous solution ca.10wt% ca. 50

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About product#

  ** is solid content concentration (wt%).
  @ is a branch number to identify viscosity. The larger number, the lower the as viscosity.

Stable thickening property in a wide range of pH.

  • Able to thickening property in a wide rage of pH.
  • Able to thicken high salt concentration solutions.
  • Resistance to acid and alkalis.
  • Water soluble.
  • Adhesion and pressure sensitive adhesion.
  • Resistant to heat.

Main Applications

  • Adhesive, Pressure-sensitive adhesive
  • Solubilizing aid, Compatibilizer
  • Binder, Binding agent
  • Dispersant
  • Coating agent, Film forming agent
  • Thickening agent
  • Hydrophilic agent 


Associated Information


Viscous solution

Cautions for storage

strage condition:Store in a dry and tightly sealed container

Publication number in Japanese official gazette

Japanese Chemical Substances Control Low Reg#:(6)-2229

CAS Reg#


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