Leather Dyes

Leather Dyes

Leather Dyes

Leather dyes offered involve use of spirit/alcohol based dyes. This is done as alcohol quickly gets absorbed into moistened leather. As leather dyeing formulation is similar to lacquer, it consist of :
The dyestuffs used in tanneries vary depending on product range required along with dictates of the emerging market. With each tannery using between 50-100/more different types of dyestuffs, the leather industry primarily makes use of anionic dyestuffs which are divided under following families:

From chemical point of view, the dyes that are used are mostly :

Technology Changes in Leather Dye :
The use of high temperatures helps in releasing fat-soluble components of conventional leather dyes from their chemical bonds. These released components have tendency to migrate upwards into layers where task is to provide a smooth finish to leather surface. This causes visible change of:
With rising humidity, it is likely that water soluble non-permanent dyes and those having low molecular weight would be washed out. But with latest technology of dyeing leather, development as well as production of fastness in dyes has reached top level.

Few tests that are undertaken for testing the color fastness of dyed leather are as follows:
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Reselling End Use Raw Material

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    Bhavesh Mehta

    (Proprietor)

    Rung International

    Malad West, Mumbai, Maharashtra, India

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