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Poly(N-vinylacetamide)

From Wikipedia, the free encyclopedia
Poly(N-vinylacetamide)
structure
Names
IUPAC name
Poly(1-acetamidoethylene)
Other names
Poly NVA
Poly-N-vinylcarboxylic acid amide
Poly vinylcarboxylic acid amide
Poly carboxylic acid amide
GE191
PNVA
Identifiers
ChemSpider
  • none
Properties
(C4H7NO)n
Appearance White powder
Soluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Poly(N-vinylacetamide) (PNVA) is a polymer having affinity for both water and alcohol made primarily from N-vinylacetamide (NVA) monomer. The homopolymer of NVA is called GE191 grade. Copolymer of NVA and sodium acrylate called GE167 grade.

History

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Showa Denko succeeded in industrialization for the first time in the world.[1]

Properties

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  • Able to thicken across a wide range of pH
  • Able to thicken high salt concentration solutions
  • Resistance to acids and alkalis
  • Water-soluble
  • Adhesion and pressure sensitive adhesion
  • Resistant to heat

References

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