WinSperse 4900

Hyperdispersant used for 

the wetting and dispersion 

of graphene

 

Chemical Composition

Non-ionic hydrophilic polymer with graphene affinity.

Chemo-physical Properties

Appearance: yellowish viscous liquid
Active ingredient: 100%
PH(1% aqueous solution): 5.0-6.0

Characteristics

  • To prevent flocculation and increase storage stability.
  • To reduce grinding time and viscosity.
  • Especially suitable for nanoscale graphene dispersion.
  • Non-APE, environment friendly.

Application scope

For the dispersion during graphene’s manufacturing.
Dispersion of graphene powder in aqueous solution.

General application guidance

Pigment                                                     Use amount
                                                   (To dry graphene powder weight)
Graphene                                                     40-80%

Application tips

Dissolve the dispersant in grinding solvent before adding graphene.

Package

Drum: 25kg/drum

Storage

  • Store in cool and dry places, good for 10 year.
  • After partial use, re-seal the container.
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