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High Whiteness Fluorescent Brightener 351 Uvitex NFW Liquid Distyryl Biphenyl Derivative

Categories Detergent Optical Brighteners
Brand Name: Colorshine
Model Number: 351
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: 25 KG /50kg/ 230kg/1000kg per plastic drum
Classification: Chemical Auxiliary Agent
HS CODE: 32042000
Apprearance: Yellowish transparent liquid
Cas no.: 27344-41-8
Application: in Liquid detergent
Shade: Bluish/Reddish
C.I.: 351
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    • Product Details
    • Company Profile

    High Whiteness Fluorescent Brightener 351 Uvitex NFW Liquid Distyryl Biphenyl Derivative

    High Whiteness Fluorescent Brightener 351 Uvitex NFW Liquid Distyryl Biphenyl Derivative

    1. General Information of Optical Brightening Agent NFW 450%


    Appearanceyellowish transparent liquid
    Chemical ClassDistyryl biphenyl derivative
    Ionic characterAnionic
    PH Stability3-12


    (1) Fluorescent brightening agent NFW is a biphenyl-stilbene derivative. It has good fastness property and better whiteness while suitable for exhaust and padding proces.

    (2) It has high affinity to Nylon and low-to-medium affinity to Cellulose and has wide range of PH conditions( PH 2-12)

    2. Application and procedure of Optical Brightening Agent NFW 450

    Fluorescent brightening agent NFW Liquid is of fluoresene radiation of purple blue and can improve the whiteness in the sunlight. It is also with good stability to reductant and hydrogen peroxide. Besides it is with strong color fastness and good whiteness. Staining temperature between 80-100 ℃


    (1) For Wool ( Dip-dye)
    Dosage : 0.10 - 0.5%
    Sodium sulfate: 2-5g/L
    Hydrogen peroxide(35%): 4-12g/L
    Hydrogen peroxide bleaching stabilizer: 2-4g/L
    NaOH(100%): 0.5-2.5g/L
    Liquor ratio: 1:10-20

    (2) For Nylon /cellulose fibre blend (Dip-dye)
    The Dip-dye and bleaching process had better be conducted simultaneously
    Dosage : 0.1-0.25%
    Sodium dithionite: 2-5g/L
    Sodium sulfate: 1-3g/L
    Chelation dispersant: 1-2g/L
    Purificant: 1g/L
    PH: 7
    Temperature: 90-100℃ for 30-40minutes

    Before drying please neutralize the residue of reductant by drogen peroxide(35%) ,0.5g/L
    In case of pungent odor yellow stain during drying process.

    4. Packing and Shipping

    It is packed in 25 kg fiber drum.

    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.

    Quality High Whiteness Fluorescent Brightener 351 Uvitex NFW Liquid Distyryl Biphenyl Derivative for sale
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