Abstract

In Sri Lanka a huge amount of flowers are cultivated. These flowers are used as decoration purposes or for offering to Buddha and God. A survey report reveals that 40% of the total productions of flowers are unsold and wasted everyday which are thrown in water or dumped which also creates water pollution as well as environmental pollution. These wasted flowers can be used in various ways & we can get wealth from waste materials. These wasted flowers are used in extraction of colourful dyes from these flowers and use it in textile industry for dyeing purposes and the residual water portion can be used as bio-fertilizers.Colourful dye can be extracted from flowers for dyeing textile fibre. These floral dyes are eco-friendly & it has no allergic action on skin like synthetic dye. Moreover the procedure is very cost-effective and depending on it small scale Industry as well as Large scale Industry can be set up. Keeping in view the importance of eco textiles and their demand in the national and international market and to overcome the problem of environmental pollution, allergic reactions to man- kind, and the present investigation was carried out to introduce to use floral dyes for dyeing of bleached cotton fabric and tested its colour fastness properties.

Highlights

  • Dyeing of textiles mean giving them a colour which is of comparative permanence

  • The results of this research showed that the different flowers can be used as a dye for fabrics

  • The treatment with aqueous extracts of fresh and old Sepalika flowers enhance the fastness properties of naturally dyed fabrics in pre-mordanting conditions with the conventional optimum dyeing parameters

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Summary

Introduction

Dyeing of textiles mean giving them a colour which is of comparative permanence It implies that it should not be possible to wash the colour out in laundering, nor should it fade rapidly when exposed to light. Herbal dyes produced from floral extracts are economical and solve the above problems. These herbal dyes are not toxic, no allergic to human health, available and more economical. In the present work three flower extracts were used to dye the cotton fabrics at optimized conditions by using a single mordant and the color fastness of the dyed fabrics were evaluated by using following standards (Vankar, 2000; Angel and Chadha,1978)

Materials
Extraction of Dye
Mordanting of Textile Fiber
Procedure of Dyeing of cloth
Determination of colour fastness
Results
Conclusions
Full Text
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