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An anionic Resin syntan for retannage of all types of chrome leathers.


Chemical Type : Melamine Resin with special aditives.

Concentration : 90%

pH of 10% solution : 9.5

Solubility : Readily soluble in water

Appearance : Pale brown free flowing powder


  • Poptan FRS is a spray dried, pale brown, free flowing anionic Resin syntan.
  • Poptan FRS precipitates under acid conditions and this precipitate, in combination with colloidal and other softening agents, has a selective filling action which improves the more open structured areas as Belly flanks of the leather.
  • Poptan FRS when used as a Retannage for neutralised chrome stock results in a leather with a full feel, a tight flexible grain and uniform softness.


  • Produce short & uniform napps to nubuck & suedes.
  • A tight and flat grain ideally suited to level dyeing and fatliquoring.
  • Improved richness and fullness where it is required most.
  • Excellent surface for past drying and subsquent buffing.
  • Produces uniformly soft leather without additional fatliquoring.


  • For the production of softy full grain, corrected grain upper leather and nubuck, 2-5% is recommended.
  • For the mild, filling retannage of all types of chrome leather, where fullness and suppleness are desired, 2-5% is recommended.


Present no problem under normal storage conditions and has an indefinite shelf life. Some caking may occur if the product is stored in damp, warm conditions, but this does not detract from the efficiency of the product.

Without Gurantee


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    Beam House & Pretan. Aux. 

    Other Auxiliaries 


    Fat Liquors 

    Textile Chemicals 

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