Pretreatment is a balancing act that involves unlocking the cell wall and making the structure porous without forming inhibitors, which affect hydrolysis and/or fermentation

A dyeing or printing process is complicated, since it involves fibre kinds, yarn or fabric structures, dyes and chemical auxiliaries, as well as dyeing technology.

Printing process conditions with reactive dye ink for cotton.

All the compounds in the pre-treatment solution should be selected from compounds that do not react with the reactive dye.

Finishing is the final series of operations that produces finished textile fabric from grey goods. Textile finishing usually includes treatments such as scouring, bleaching, dyeing and/or printing, the final mechanical

or chemical finishing operations etc.