Shandong Raytop Chemical Co.,Ltd

 

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Good quality OPTICAL BRIGHTENER OB-1 for sales
Good quality OPTICAL BRIGHTENER OB-1 for sales
Shandong Raytop Chemical Co.,Ltd is a professional and friendly team,i am happy to work with them. -

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Optical brightener VBL

China Optical brightener VBL supplier

Large Image :  Optical brightener VBL

Product Details:

Place of Origin: SHANDONG
Brand Name: RT
Certification: ISO9001

Payment & Shipping Terms:

Minimum Order Quantity: 1000 KGS
Price: USD3.00/KG
Packaging Details: 10kg/25kg per fiber drum
Delivery Time: FROM STOCK
Payment Terms: TT,LC AT SIGHT
Supply Ability: 2000 MT/MONTH
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Detailed Product Description
CAS No.: 12224-16-7 Purity: +_100
Appearance: Light Yellow Or Yellow Uniform Powder Application: PAPER,TEXTILE
Grade Standard: Industrial Grade

Product Name

Optical Brightening Agent VBL

CAS No.

12224-16-7

C.I. No.

85

Molecular Formula

C36H34N12O8S2Na2

Appearance

Light yellow or yellow uniform powder

Fluorescent strength(equivalent to the standard sample E370)

100±3

PROPERTY  

    Fluorescent brightener VBL is a typical representative of bis(triazinylamino)stilbene derivative. It can be soluble in 80 times soft water and shows anion character and the PH value resistant to acid and alkali is 6-11 and the expected PH value of dyeing bath is 8-9. When used in acidic solution, the fluorescence will weaken owing to the increase of acid and turns into yellow color. It can resist 300ppm hard water ,0.25% free chlorine, but don’t resist the ion of copper and iron. It shows stablity to rongalite,but cannot be baked at high temperature. It has bluish violet optical color and can be used in the one bath with anionic surfactant or dyestuf and nonionic surfactants and oxydol, unsuitalbe for application in cationin dyestuff and surfactant and raw synthetic resin.

Uses

1.Fluorescent whitening agent for cotton fabric and gluing products,light color or printing products. It show normal sun light resistance and has good affinity with cellulose fiber,normal level dying result. It can be used in exhausting or padding dyeing and printing pulps.                                                                2. Fluorescent whitening agent for polyvinyl alcoholic fiber and polyamide fiber.                                                                      3. Fluoresent whitening agent for paper-making industry, paper pulp or paints.

Package

25kg per fiber drum

 

Contact Details
Shandong Raytop Chemical Co.,LTD

Contact Person: Ms. Edith Lai

Tel: 86-158-54199366

Fax: 86-531-69959306

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