Rokpen SU25

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Chemical name
Aqueous solution of nonionic surfactant and diacetone alcohol
Biodegradable product Biodegradable product High efficiency High efficiency Safe product Safe product
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ISO 14001 ISO 14001 ISO 50001 ISO 50001 ISO 9001 ISO 9001 ISO 45001 ISO 45001

Rokpen SU25 is a speciality additive used in the tanning industry. It acts as a regulator of the penetration of anionic acrylic water dispersion (Rokryl SU25) into the surface layer of leather. The product is an aqueous dispersion of a non-ionic surfactant and organic solvent. It has the form of a clear liquid with a colour ranging from colourless to pale yellow. The product is non-flammable.

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Properties and applications

Product advantages:

  • excellent penetrator of the grain layer of leather,
  • effective leather surface moisturizer,
  • improves the penetration level of aqueous tightening dispersion,
  • miscible with water in any proportion,
  • soluble in ethyl alcohol,
  • resistance to ammonia water, formic acid and sodium chloride,
  • low solidification point,
  • insensitive to frost,
  • incombustible.


  • tanning.

Markets and applications
Tanning industry

Tanning agents / Agents for thightening of leather
Wetting agents


Specialty Products / Formulations

Alternative names
Aqueous solution of nonionic surfactant and diacetone alcohol, A mixture of surfactants with diacetone alcohol, graveyard additive, dispersion penetration regulator, leather conditioner with improved grain, Rokryl SU25 penetration depth regulator.
Manufacturer: PCC Exol SA

PCC EXOL SA is one of the most important manufacturers of surfactants and chemical formulations in Central and Eastern Europe. The company offers surfactants, specialist additives and chemical formulations for many branches of industry.

PCC Group

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