Indigo is an important vat dye since ancient times and occupies a prominent position in the
history of human dyeing culture. Based on learning and referring to previous research …

Dyeing process of the natural indigo powder onto ramie and silk fabrics was investigated by
using glucose and calcium hydroxide as a reducing system. Effect of reduction and dyeing …

The purpose of this research was to find the suitable dyeing method for dyeing cotton fabric
into indigo blue color using the raw indigo powder dyes sold in the Korean market. The …

The process of making or cultivating indigo dyes is very cumbersome and complex. The dye
extraction and dyeing methods using general plant dye, moth repellent dye, fast acting …

Indigo dyeing is an ancient natural dyeing technique. Due to the complicated preparation
process and lack of standardized operating procedures for the indigo dye used in the dyeing …

With the emergence of the need for natural bio-based chemical dyed wearable substrates,
such as apparel or textiles, the demand for value-added craftsmanship induced on apparel …

The purpose of this study is to develop the dyeing method with dry leaves of indigo plant.
Coloring matter was extracted from dry leaves of indigo plant with hot sodium hydroxide …

One-step reduction/dyeing method was optimized for wool dyeing with natural indigo dye in
this study. The effects of reduction/dyeing conditions including dye temperature and time, the …

This research investigated the effective conditions to dye cotton with commercial indigo leaf
powder. We tested dyeing conditions of: pH of dyebath (6.5, 9-12), heating ($20^{\circ} C …

The objective of this study is to investigate the characteristics of natural indigo dyeing of
cotton fabric. Reduction and dyeing were carried out by one-step process using an infrared …