Optitan TD 636

Pre-tanning & Retanning agent for Chrome & Chrome-free Leathers

Optitan TD 636 is a retanning agent designed for optimized application results and will tightens the structure without compacting it. Suitable applications: Automotive, shoe upper, bag leather, garment, upholstery.


Optitan TD 636 will tighten the leathers and give a well-balanced full and soft handle on a smooth grained crust. Also Optitan TD 636 will give a clear and uniform white shade to the grain.

Benefits of Optitan TD 636:

  • Significant reduction on Bisphenol-S.
    Optitan TD 636 enables you to make Bisphenol low leathers.
  • Very low Formaldehyde emission.
  • Excellent leather performance and light fastness.
Optitan TD 636  is available in powder and liquid form (Optitan TD 636L).

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Part of Smit’s Low Bisphenol range

Phenol-based, low bisphenol retanning solutions

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