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PVP: Polyvinylpyrrolidone

Product PVP: Polyvinylpyrrolidone
Structure Chemical Structure
CAS No. 9003-39-8
Applications Adhesives, Detergents, Fiber treatments, Photoresists, Cosmetics, Dye and pigment dispersants

PVP-Polyvinylpyrrolidone is a nonionic water-soluble polymer and can be applied in a variety of fields-of-use owing to following advantageous characteristics.

Typical properties of Polyvinylpyrrolidone

*Powder

Product Polyvinylpyrrolidone
K-30
Polyvinylpyrrolidone
K-85
Polyvinylpyrrolidone
K-90
Appearance White powder White powder White powder
K-value *1 27.0~33.0 84.0~88.0 88.0~96.0
Solid content, % ≥95.0 ≥95.0 ≥95.0
Water content, % <5.0 <5.0 <5.0
Residual monomer content, ppm <100 <100 <100
pH *2 3.0~7.0 5.0~9.0 5.0~9.0

*Aqueous solution

Product Polyvinylpyrrolidone
K-30W
Polyvinylpyrrolidone
K-85W
Polyvinylpyrrolidone
K-90W
Appearance Clear viscous liquid Clear viscous liquid Clear viscous liquid
K-value *1 27.0~33.0 86.0~90.0 90.0~103.0
Solid content, % 29.0~31.0
49.0~51.0
19.0~21.0 19.0~21.0
Residual monomer content, ppm <100 <100 <100
pH *2 5.0~9.0 5.0~9.0 5.0~9.0

Example of Applications

Adhesives
  • water-activated (envelopes, stamps)
  • pressure-sensitive
  • glue sticks
  • bookbinding
Protective Colliods
  • particle-size regulators
  • suspending agents
  • viscosity modifiers
Resin Compounds
  • dye-receptivity/printability improvers
  • compatibilizers for heterogeneous resins
  • filler dispersants
  • wood plastic composites
  • anti-static agents
Films
  • printability improvers
  • adhesiveness improvers
  • anchor coatings
  • anti-fogging agents
  • image receiving coatings
  • water soluble films
Textiles / Fibers
  • dye stripping
  • dye-receptivity improvers
  • pigment dispersants
  • anti-fouling agents
  • hydrophilicity improvers
  • anti-static agents
Paper / Printing
  • strength improvers
  • sizing agents
  • pigment dispersants
  • ink removal in recycling paper
  • ink jet paper
Coatings / Inks
  • pigment /dye dispersants
  • viscosity modifiers
  • film levellers
  • anti-fogging coatings
  • anti-fouling coatings
  • ball-point inks
Laundry Detergants
  • anti-redeposition agents
  • dye-transfer inhibitors
  • binders for tablet formulations
Metal Working
  • metal quench bath
Oil / Gas Fields
  • drilling fluid additives
  • fluid loss cotrol
  • gas hydrate preventors
Electrical
  • black matrix for TV tube
  • binders for battery electrodes
  • nonwoven battery separator treatment
Ceramics
  • binders for green sheets
Photography
  • photo emulsion additives
  • colorant receptors
Cosmetic
  • hair gel
  • hair spray
  • lip stic

* These are not official specification.

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