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Production of Natural Dye from Beet Roots (BETA VULGARIS L.) by using different Mordants
Author(s) -
Nisha A. Nerlekar
Publication year - 2021
Publication title -
international journal for research in applied science and engineering technology
Language(s) - English
Resource type - Journals
ISSN - 2321-9653
DOI - 10.22214/ijraset.2021.34842
Subject(s) - mordant , dyeing , natural dye , wool , chemistry , fiber , salt (chemistry) , materials science , organic chemistry , composite material
Dyes can be derived from nature by different part of plants. Natural dyes give the color like cool, warm colors that are with unique combinations. Dyes are made from natural resources like plants, animals, and minerals tend to produce colors that wash out easily. With most natural dyes, a mordant can be used to make color more permanent. In the mordanting process the fiber of wool, cotton is treated with a solution of a metal salt (usually an aluminum, chromium, copper, iron, or tin salt). Then the fiber is dyed with natural colors. Metals ions which are present in the salt form strong bonds with the fiber and also with the dye, therefore holding the dye to the fiber. In this activity, we can easily extract colored compounds from plant materials; use them to dye white cloths. A small difference in the dyeing technique or the use of different mordants with the same dye can shift the colors of a wide range or create new colors, which are not easily possible with synthetic dyes. Natural dyes are usually moth proof and can replace synthetic dyes in kid garments and food stuff for safety which have allergy to synthetic dyes.

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