Effects of dyeing process on the change in color, microstructural characteristics and physico-mechanical properties of Hoa ca crocodile skin

Authors: Nguyễn Ngọc Thắng*, Nguyễn Thị Thu Hằng
https://doi.org/10.51316/jst.148.etsd.2021.31.1.18

Abstract

In recent years, the crocodile has been farmed and produced many commercial products, especially in the South of Vietnam. Crocodile skin is one of the highest value skins to compare to other types due to its unique structure and texture in different parts of the skin. Crocodile skin has often been tanned to prevent putrefaction, then dyed and finished to improve the practicability of leather products. In this study, the authors have assessed the change in color, surface patterns, microstructures and physico-mechanical properties of the different parts of the 2 years old Hoa Ca crocodile skin before and after dyeing and finishing processes. This paper could be a valuable scientific document on the dyeing and finishing of crocodile leather for the other leather making workshops applying to the crocodile leather production.

Keyword

Crocodylus porosus, Leather tanning, Dyeing, Microstructure, Physico-mechanical properties.
Pages : 91-97

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