Product Summary

Casofter-550 is suitable for all kinds of fabric. No matter use it alone or mix with resin, it will increase its lubricant, anti-creasing, elasticity, water repellent and oil repellent effect.
  • Product Content


Composition…..Amino silicone derivatives Solid content(%) …….72 ± 2%
Appearance……Transparent liquid Ionic…………………Nonionic/Weak cationic
pH(2%)………...6.0 ± 1 Solubility…………….Easily soluble in water



High concentration of Casofter-550 is not suitable for any kinds of process. We recommend you to dilute to low concentration of 1/4 or 1/5 before use, and the dosage is 0.5-2% o.w.s. in padding process.


Dilution process (1/4 low concentration)

1. Put 75KG water in the bucket, add 100KG acetic acid(98%) and stir up evenly with blade mixer for 15 minute.

2. Stir up Casofter-550 evenly for 15 minutes and take 25KG to put into the previous 75KG water. Then, stir up evenly for 20-30 minutes until it becomes transparent liquid.

3. Test the pH(2%) to be 5.5-6.5.

4. Filtrate and pour into the bucket.



1. Casofter-550 is stable in weak acid condition. Do not mix with strong alkali.

2. We don’t recommend to use Casofter-550 in dyeing bath unless you clean the bath after dyeing every time.

3. Do not store Casofter-550 over 50℃ before dilution, or it will cause crosslinking reaction and become white paste form which will lose its soft effect of hand feeling.

4. In case those above-mentioned situation, we suggest you to dilute all the Casofter-550 high concentration once you import to store.


Packing and storage

Net in 120 kg in PE drum. Storage time 6 months and keep the temperature under 32℃, We can’t guarantee the validity of storage once it is opened..