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C.I.85 Chemical Auxiliary Agent VBL Optical Brighteners In Paper Cas 12224-06-5

Categories Fabric Whitener Chemical
Brand Name: Colorshine
Model Number: 85
Certification: SGS
Place of Origin: Shanxi China
MOQ: Negotiation
Price: Negotiation
Payment Terms: T/T,LC,CAD,DP
Supply Ability: 100 MT monthly
Delivery Time: 10 days
Packaging Details: 25kg/plastic drum
Classification: Chemical Auxiliary Agent
Apprearance: Light yellowish even powder
Other name: Optical Brightener 31#
Application: in washing powder and liquid detergent
Solubility: Easily dissolved in water
Usage: for paper-making and cotton fiber
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    C.I.85 Chemical Auxiliary Agent VBL Optical Brighteners In Paper Cas 12224-06-5

    C.I.85 Chemical Auxiliary Agent VBL Optical Brighteners In Paper Cas 12224-06-5​

    1. General Information of Optical Brightening Agent VBL(85)


    Used for textilesUsed for paper-making
    AppearanceLight yellow or yellow uniform powder
    Fluorescent strenghth (equivalent to the Sstandard sample)100
    Color ShadeSimilar to the standard sample
    Whiteness (the deviation with the Standard Sample)≥ -3
    Moisture content≤ 5.0%
    Content of Water-Insoluble Impurities≤ 0.5%
    Fineness (residual content passed through 250μm-pore sieve )≤ 10.0%
    The limitation of 23 kinds of harmful aromatic amines, mg/kg

    According with

    the standard GB 19601-2004


    (1) Fluorescent Brightenening agent VBL is a typical representative of bis(triazinylamino)stilbene derivative.

    (2) 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.

    (3) It has bluish voilet optical color and can be used in the one.bath with anionic surfactant or dyestuff and nonionic surfactant and oxydol, but unsuitable for application in cationic dyestuff and surfactant and raw synthetic resin.

    (4) 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.

    (5) It show stability to rongalite, but cannot be baked at high temperature.

    2. Application and procedure of Optical Brightening Agent VBL

    (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 dyeing result. can be used in printing pulps and exhausting or padding dyeing.

    (2) Fluorescent whitening agent for polyvinyl alcoholic fiber and polyamide fiber.

    (3) Fluorescent whitening agent for paper-making industry, paper pulp or paints.


    (1) When used in detergent, add directly. The dosage is 0.1-0.3% in washing powder and liquid detergent.

    (2) When used in dyeing industry, add directly into the dyeing bath, solved with water then can be in use. the dosage is 0.08-0.3%, bath ration: 1:40, and the ideal bath temperature: 60℃.

    (3) When used in paper-making industry, dissolved with 80 times water and added into paper pulp or paints. The dosage is 0.1-0.3% of the dry pulp or paints.

    4. Packing and Shipping

    Optical Brightening agent VBL is packed in 25 kg kraft bag with pallets.

    We have rich experiences in exporting and importing. We have good cooperation with world wide Express like DHL, UPS etc and also shipping line to ensure the samples and goods can be reach to the cutomers at soonest speed.

    5. Quality Contral and R&D

    We have more than 15 years of production and we also have experienced technical person to do testing and gurantee the quality during the whole production line.In past few years our team strive to develop new products which are enviromental friendly and energy

    saving. We believe with our fulfillment to be the best enterprise for our customers. Under their efforts the Optical brightening agent has achieved national advanced level.

    6. Production line

    Shanxi Colorshine Chemical Industry Co.,ltd is an ISO-certified modernized chemical enterprise in the collection of R&D, production and sales. Our company concentrates on the production, sales and service for Optical brighteners,Dyes and Carbon Black, fine chemicals and intermediates, which are widely used in detergent,paper-making, textile, rubber industry, medical industry, paints, printing inks and etc.

    Our company's headquarters is based in Linfen City, Shanxi Province. We are establishing technical cooperation with Linfen Tech University, and manufacture products according to different customers’ requirements to fulfill market’s demand.

    Except professional R&D team, our factory has advanced production and testing equipments for testing, mixing and post-processing the products in order to ensure the high quality.

    With profound chemistry knowledge and rich experience, our business team can offer professional technical supports according to customers’ demand.Till now our products are exported to Japan and South Korea, Southeast Asia, the Middle East, Central and South America, Africa and successfully into Germany, France, the United States and other European markets.

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