Safetan MW 005

Safe retanning agent for improved grain tightness and waterproof uniformity

The leather chemical SAFETAN MW 005 is a melamine resin that adds genuine value when producing formaldehyde free waterproof leathers.This Smit & zoon product is a safe retanning agent for improved grain tightness and waterproof uniformity. Suitable applications of this leather chemical include: shoe upper, bag leather, upholstery and automotive leather.

Safetan MW 005


Smit & Zoon guarantees that Safetan MW 005 does not contribute to formaldehyde release from leather. Besides this, other advantages are obtained when compared with common formaldehyde based melamine resins:
– Improved waterproofness uniformity and consistency in terms of Maeser values.
– The degree of waterproofing in the looser structured parts, where this class of products
preferably and most effectively acts, is notably increased when Safetan MW 005 is
– Uniform grain tightness without overloading the grain and underlying fibres.
– Increased intensity of dyeing results in leather with significantly improved tightness and
– It will not contribute to any formaldehyde release from leather
– It is free of chemicals that are listed on restricted substance lists

Due to the chemical composition of SAFETAN MW 005 the product is selective absorbed by the looser structures of the hide. As result the main amount of Safetan MW 005 applied will be fixed and bound in the areas that need tightening, although the remainder of the hide benefits as well.

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Part of Smit’s Renewability range

Discover our bio-based wet end solutions for excellent leather performance.

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