Water Based Antifoam Emulsion
Water Based Antifoam Emulsion
Water Based Antifoam Emulsion
Water Based Antifoam Emulsion

Water Base Defoamer Emulsion

RK-857 is a polysiloxane and polyether copolymerization defoamer with special structure of the active synergist.The special structure ensures that the compatibility of the system is unchanged and the performance is greatly improved.  It has strong antifoaming performance in water based flexo ink, water acrylic overprinting, pure acrylic emulsion, PVA, polyurethane emulsion  especially during grinding and paint mixing.

  • Item NO.:

    RK-857
  • Payment:

    T/T; L/C at sight; DAP
  • Product Origin:

    China
  • Color:

    Lightly turbid liquid
  • Lead Time:

    ≤7 days

Water Base Defoamer Emulsion Use

Water based flexo inks

Water based colorant grinding processes

Water based epoxy systems

Water based acrylic and hybrid acrylic Styrene/acrylic acid system

Architectural wall paint and latex paint


Product property:

Low addition

Excellent antifoaming and foam control

Excellent compatibility

Easy to disperse

Special suitable for water-based coating systems


Main physical and chemical properties:

Appearance:Lightly turbid liquid

Viscosity(25°C):300~1000mPa·s 

Active content:more than 95%

Ion:Non-ion


Application Process:

The additive amount is 0.1-0.5% , and  the optimize volume is depended on the specific requirements on site. RK-857 is specially suitable for adding to the abrasives, In order to improve mixing efficiency , advice to be pre-diluted with solvent. If used in the inking (paint) process, it must be highly shear or pre-diluted.

Water Base Defoamer Emulsion

Click to download related documents : Antifoam RK-857

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