Optical Brightener BBU for paper industry

Optical Brightener BBU for paper industry
Optical Brightener BBU for paper industry
Optical Brightener BBU for paper industry
Optical Brightener BBU for paper industry
Optical Brightener BBU for paper industry
Brand
Raytop
Appearance
Yellow Green crystal powder
Purity
98.5%
Color shade
Blue
Finess
100 mesh
Package
20/25 kraft paper bag
Shelf Life
2 years
Transport
by sea or by air
Molecular formula
C40H42N12O16S4Na4
CAS
16470-24-9
Color light
blue
Solubility
water or solvent
Wavelength
350nm
Optical Brightener BBU can absorb UV light then emit visible blue light to reduce the yellowish and make the products more white.Optical Brightener for paper industry is one of the most important part of optical brighteners application.

Optical Brightener can absorb UV light then emit visible blue light to reduce the yellowish and make the products more white.Optical Brightener for paper industry is one of the most important part of optical brighteners application.

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Product Name

Optical Brightener BBU

CAS No.

16470-24-9

C.I. No.

220

Technical Index

Appearance:straw yellow uniform powder

Brightness:similar to-quite low

Intensity:100(conmpare with standard)

Water content,% ≤:5

Insoluble matter in water,% ≤:0.5

Fineness(180um residue),% ≤:10

Properties and use:

Cationic distyrene optical brightener, with medium solubility in water and purplish blue fluoresoence,Use in pulp brightening, surface sizing and coating, etc, Can also be used to brighten cotton,T/C blends,fiax, polyamide fibers,and light-color textiles.

 Application method:

Paper making:
1.When brighten in pulp, BA shouid be added before alum or cationic auxiliary agent;dosage;0.05-0.4%(of absolute dry puip).
2.In surface sizing,it can be used at any stage of coating production in the form of aqueous solution after dissolved.
3.In coating, it can be used at any stage of coating production in the form of aqueous solution after dissolved.

Textile printing and dyeing:
Dosage:0.05-0.4%(o.w.f), bath ratio:1:5-40, anhydrous sodium sulfate:5-20g/L, normal-temperature dyeing, dyeing temperature;60-100℃,PH:7-9.
Packing: 25kg carton drum or iron drum lined with plastic bag.

Optical Brightener BBU is a very kind of optical brightener for paper industry,there are powder and liquid form,can be used directly.

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Name: Frederic         time:2022-01-27 12:19:51
Well received my optical brightener. The price is moderate, the delivery is fast, and the quality is good.

Name: VHorace         time:2022-01-14 11:00:14
Received my goods. Everything went OK as described. Will order again.

Name: Adair        time:2021-12-20 14:09:29
These are my second buy. I am very satisfied with these optical brightener products!

Name: Antonio        time:2021-12-14 14:28:44
The Optical Brightener is Amazing! The quality is great.

Name: Fabian         time:2021-12-02 13:38:32
Good Optical Brightener and nice supplier. I will recommed to my friends.

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