Properties of Nonionic Softener: The Properties of nonionic softener are given below.
- Nonionic softener is applied to synthetic fibers and their blends.
- It is fairly soluble in water.
- Its color is like creamy paste.
- Hot water should not used during the application of nonionic softener.
- Acetic acid is added to cold water before adding the softener.
- Nonionic softener is chemically fatty acid, ethylene oxide condensates etc.
Methods of Application: Nonionic softener is used on fiber by the following way.
- Pad – dry – calender method
- Exhaust Method
Advantages and Disadvantages of Nonionic Softener: The advantages and disadvantages of nonionic softener are given below.
Advantages of Nonionic Softener:
- Nonionic softener is compatible with cationic, anionic agents, starch and resin.
- It does not create yellowish problems.
- It is applicable for all types of fibers.
- Nonionic softener can be applied in both exhaust and padding processes.
- It is compatible with silicon and cationic products used in finishing formulation.
- It does not influence on dyeing fastness.
- When treated fibers are heated it does not become yellow.
- Nonionic softener does not influence dye fastness.
- It does not irritate human skin.
- It is suitable for cheese dyeing process.
- It provides bulky and heavy feel.
- It keeps fabric low yellowing.
Disadvantages of Nonionic Softener:
- Nonionic softener gives temporary soft feel.
- It is comparatively costly then other softener.
- Not easily soluble in water.
So, when you will choose the softener, you have to consider the effect of that’s softener to the textile materials.