Indigo Dyes - DyStar® Indigo Vat 40% Solution
Evaluated Alternative
Summary
Dystar’s core denim product is Dystar Indigo Vat 40% solution, the cleanest Indigo on the market. This product represents the state-of-the-art in pre-reduced Indigo liquid. It allows cleaner denim production and shows massive positive impact on resource efficiency such as reduction of sodium hydrosulfite usage by 60-70%, much cleaner waste water and less water usage.
Description
It only contains water, indigo and soda for a more pure color. The completely closed storage and feeding system with nitrogen protection and flow control allows easy handling and accurate feeding.
Key features:
- Cleaner dye house – less dust and odor pollution.
- Improved resource efficiency: savings in Indigo up to 15% and savings in hydrosulphite / caustic soda up to 70%.
- Much cleaner waste water: reduction of major waste water parameters (such as COD, TSS, Sulphates…)
- More fabric up to standard.
- Deeper shades possible.
Possible replacement to
Aniline containing Indigo dyes
