As rayon is a cellulosic regenerated fiber, all the dyes that work on cotton are applicable along with more brilliant and deeper shades.
About Kazi Sifat Muntasir
As a clothing technology enthusiast, I always find myself indulged in studying what's new. Currently, I'm working as a Production Engineer at JM Fabrics Ltd. As a graduate of AUST Textile, I believe it's only fair to share. And it's the only way for the industry to move forward.
Entries by Kazi Sifat Muntasir
Disperse dyes are the best choice for dyeing acrylic because of its easy application process and non-toxic nature. Whereas, basic dyes should only be selected when you need to dye deep shades and toxicity isn’t a concern for you.
Learning how to dye wool will also enable you to dye other protein fibers as well since the process is pretty much the same.
For a beginner, tie dyeing may seem daunting. That’s why we’ll cover the easy tie dye patterns for beginners first and will also instruct you to achieve them with minimal effort.
Denim garments were first to become very popular during the 18th century due to its durability and the resistance to tearing. Now denim has become a part of modern culture and fashion from ordinary cloth. Denim has embraced in our daily life like no other.
Mordants are metal ions that facilitate the bonding of the natural dyestuffs to the fiber. Generally, the molecules of the natural dyes will not adhere to the fiber without the help of mordants. Initially, you may get a beautiful result, but it will be washed out or faded away soon.
Most of the fiber reactive dyes require a high pH that is alkaline pH in which a cellulosate anion in cotton forms that are capable of creating strong covalent bonds.
The salts and minerals present in hard water may be beneficial for your health sometimes but does create some problems during dyeing. Spotting in dyeing can occur when sodium carbonate comes into contact with those minerals and creates ‘Soap Scum.’
The speed of reaction during dyeing is heavily dependent on temperature. If you add Procion MX dyes in boiling water, dyes will start to react before coming contact with the fiber.
Nylon can be dyed using acid dyes and also disperse dyes. Both of them are entirely different and, to dye nylon with both of the dyes, heat is mandatory.