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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
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Viophor BMB Liquid

liquid

VIOPHOR BMB LIQUID:

An urea free Fluorescent Brightener for Textiles and Paper Industries. 

 

VIOPHOR BMB is a fluorescent brightener which yields outstanding white effects with a brilliant neutral to bluish white shade on celluloses materials.

 

1. Physical Appearance : Light brown/Yellow liquid

 

2. Chemical Constitution : Stilbene derivative.

 

3. C.I. No. : Brightener 336

 

4. Ionic Nature : Anionic.

 

5. Solubility in Water : Soluble in all proportion in water.

 

6. pH of 10% Aqueous Soln. : 8-10

 

7. Shade : Neutral to bluish. 

 

8. Application : Suitable for cellulose fabric in pad and exhaustion treatment.

 

9. Doses : 0.1 to 0.8 % on the weight of dry fabric. 

 

10. Compatibility : Not compatible cationic auxiliaries.

 

11. Stability in the liquors :

i) Hypochlorite bleaching liquors – Not stable

ii) Sodium chlorite bleaching liquors – Not stable

iii) Peroxide bleaching liquors – Good

iv) Reductive bleaching liquors – Good

     (hydrosulphite-based)

v) Acids – Below pH-4.5 not stable

vi) Alkali – Good

 

12.Stability on fabric :

i) Hypochlorite bleaching liquors – Good

ii) Sodium chlorite bleaching liquors – Not stable

iii) Peroxide bleaching liquors – Good

iv) Reductive bleaching liquors – Good

     (hydrosulphite-based)

v) Acids – below pH-3.5 – Not stable

vi) Alkali – Good

 

13. Fastness properties :

i) Light fastness – 3-4

ii) Washing fastness in water – 4

iii) Washing fastness in mech. 40OC – 5

iv) Washing fastness in mech. 60OC – 4-5

v) Washing fastness in mech. 95OC – 4

vi) Washing fastness Sea water – 5

 

14. Storage stability : Stable if stored away from sunlight under roof in cool conditions.

 

15. Toxicology & Ecology : VIOPHOR BMB doesn’t yield any special hazard when used for the recommended applications provided the usual preliminary safety and hygiene rules for handling chemicals are observed.

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