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Home ProductsFluorescent Brightening Agents

Nylon Fluorescent Whitening Agent NFW 450 Nutural Reddish Color Shade

Good quality Fluorescent Brightening Agents for sales
Good quality Fluorescent Brightening Agents for sales
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Nylon Fluorescent Whitening Agent NFW 450 Nutural Reddish Color Shade

China Nylon Fluorescent Whitening Agent NFW 450 Nutural Reddish Color Shade supplier

Large Image :  Nylon Fluorescent Whitening Agent NFW 450 Nutural Reddish Color Shade

Product Details:

Place of Origin: Shanxi China
Brand Name: Colorshine
Certification: SGS
Model Number: 351

Payment & Shipping Terms:

Minimum Order Quantity: Negotiation
Price: Negotiation
Packaging Details: 25 KG per Fiber Drum
Delivery Time: 10 days
Payment Terms: T/T,LC,CAD,DP
Supply Ability: 100 MT monthly
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Detailed Product Description
Classification: Chemical Auxiliary Agent HS CODE: 32042000
EINECS No.:: 248-421-0 C.I.: 351
Application: Wool,Nylon, Silk Cotton, Polyamide Etc. Color Shade: Nutural-reddish
High Light:

fluorescent whitening agent


fluorescent brightening agents

Nylon Fluorescent Whitening Agent NFW 450 Nutural Reddish Color Shade



1. General Information of Optical Brightening Agent NFW 450%                                                           



Item Indices
Appearance yellowish powder
Chemical Class Distyryl biphenyl derivative
Ionic character Anionic
PH Stability 3-12
Gravit 1.1-1.2

Nylon Fluorescent Whitening Agent NFW 450 Nutural Reddish Color Shade                                                                                                                                                  


(1) Fluorescent brightening agent NFW is a biphenyl-stilbene derivative for waterbased white and pastel-tone paints, Itclear coats and overprint varnishes to mask the yellowish inherent color and to intensify the brilliance of white and colored base coats

(2) It is very suitable for exhaust and padding applications and for wide range of pH conditions (ph2-12) and reductive bleach

(3) It has high affinity to Nylon and low-to-medium affinity to Cellulose

(4) It has good fastness properties and good whiteness


2. Application and procedure of Optical Brightening Agent NFW 450                                         

(1) It is of fluoresene radiation of purple blue and can improve the whiteness in the sunlight
(2) It has strong affinity to Nylon ,Wool and Silk,medium affinity to cellulose fibre
(3) It is of high stability to reductant and Hydrogen peroxide
(4) It is with high whiteness and strong color fastness ,Staining temperature between 80-100 ℃
(5) It is used for Nylon,Polyamide,Wool,Cotton,Silk etc.

Nylon Fluorescent Whitening Agent NFW 450 Nutural Reddish Color Shade


3. PROCEDURE:                                                                                                                                        

(1) 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) 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.


Contact Details

Contact Person: Ms. Sunny

Tel: 86-357-2228987

Fax: 86-357-2228986

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