Technologies

Material Sciences

Title:	Lignin-based Re-tanning agent - An Improved Process for Making Retanned Leather with Dyeing Effect
Area:	Material Sciences
Focus Area:	Leather Manufacturing
Social Benefits:	Elimination of use of toxic synthetic dyes, Utilization of effluent sourced from paper pulp mills, wood pulp mills and sugarcane bagasse pulp mills as a source of black liquor for leather retanning, Bioresource utilization through non toxic approach.
Developing Agency:	CSIR-Central Leather Research Institute, (CLRI) Tamil Nadu
Technology Readiness Index:	Lab Validation
Email:	director@clri.res.in
Website Link :	http://www.clri.org
Source (more info) :	https://t.ly/l_sb

Brief Description

Description :

A Single step process for retanning and dyeing of leather material using black liquor without any chemical modification and providing a single step option for retanning-cum-dyeing of leather is provided. Here dyeing is achieved using natural material, which is non-hazardous in comparison to the conventional synthetic dyes.