+91-79-40303022

info@varahichemicals.com

Optical Whitening Agents for Textiles
We are manufacturer of OBA for Textiles
Optical Whitening Agents for Textiles
We are manufacturer of OBA for Textiles
Optical Whitening Agents for Textiles
We are manufacturer of OBA for Textiles
Optical Whitening Agents for Papers
We are manufacturer of OBA for Paper
Previous
Next

Viophor SI Liquid

liquid

VIOPHOR SI LIQUID gives pleasing bluer fluorescence
on cellulosics fibre, yarn and fabrics.

 

1. Properties :

  • It is Yellowish Brown Liquid.
  • Specific Gravity 1.15
  • Robust to hardness of water
  • Stable to acidic, neutral and alkaline conditions
  • Anionic in nature
  • Medium Substantivity
  • It is stilbene derivative.

 

2. Applications :

  • Application in open tanks

Recipe

VIOPHOR SI LIQUID – 0.2 to 0.5% (owf)

Calcined Glauber’s Salt – 3 gpl to 5 gpl 

Temperature – 25OC to 40O C

Dyeing Time – 20 Minutes

  • Exhaust Method

It is used in jigger for woven fabric while used in winch knitted fabric VIOPHOR SI LIQUID – 0.2 to 0.5 % (owf)

Temperature – 80° C to 85° C

Optimum pH – Suitable between pH 5.5 to 11

Dyeing Time – 20 to 30 Minutes

  • Padding Method

VIOPHOR SI LIQUID – 0.8 gpl to 4 gpl

Temperature – At Room Temperature

  • Suitable to use in Bleaching Bath

It gives excellent results with Hydrogen Per Oxide Compared to Sodium Hypochlorite.

  • It can be used directly in finishing bath with anionic or nonionic textile auxiliaries.
  • It is not compatible with cationic textile auxiliaries when used in higher concentrations; Optimisation can be achieved by trial and error as per customer’s requirement.
  • Dilute solutions should not be exposed to natural light.

 

Note: The above information is provided in good faith without warranty.

Other Products