Fluorescent Brightener CF | 3426-43-5
Product Description
Fluorescent brightener CF dyeing colour light is pure white fluorescent colour system, very high whiteness. It has good fastness and stability, is stable to peroxide and resistant to general chlorine bleaching. It is also acid resistant up to 4.5, which is better than the commercially available DNS and 4BK brighteners. It has a medium to high affinity and is suitable for dip-dyeing and roll-dyeing processes; it can be used to whiten cotton and nylon composite fibres to obtain a more satisfactory homochromatic effect.
Other Names: Fluorescent Whitening Agent, Optical Brightening Agent, Optical Brightener, Fluorescent Brightener, Fluorescent Brightening Agent.
Applicable industries
Mainly used for cotton and nylon dyeing.
Product Details
|
C.I. |
134 |
|
CAS NO. |
3426-43-5 |
|
Molecular Formula |
C34H28N10Na2O8S2 |
|
Moleclar Weight |
814.76 |
|
Content |
≥ 99% |
|
Appearance |
White powder |
|
Max. Absorption Wavelength |
348 nm |
|
Solubility |
35 g/L 90 ℃ |
|
PH Value |
7-8 |
|
Application |
For the whitening process of cotton, polyester-cotton, viscose fabrics, nylon, wool and silk. |
Performance characteristics
1.Used in blended fabrics of nylon and cotton;
2.Good acid resistance;
3.Pure white dyed fabric;
4.Good washing resistance.
Method of Application
1.Fabric whitening after treatment: fluorescent brightener: 0.1-2.0% (o.w.f), salt: 50g/L, temperature: 40-100℃, time: 20-40min, bath ratio: 20-1:40.
2.Fabric one-time whitening: fluorescent whitening agent: 0.1-2.0% (o.w.f), hydrogen peroxide (35%): 15-50g/L, stabilizer: 4-8g/L, refining agent: 0.5-2.0g/L, NaOH: 20-40g/L, temperature: 80-100℃, time: 40min, bath ratio: 1:20-1:40.
Product Advantage
1.Stable Quality
All products have reached national standards, product purity of more than 99%, high stability, good weatherability, migration resistance.
2.Factory Direct Supply
Plastic State has 2 production bases, which can guarantee the stable supply of products, factory direct sales.
3.Export Quality
Based on domestic and global, the products are exported to more than 50 countries and regions in Germany, France, Russia, Egypt, Argentina and Japan.
4.After-sales Services
24-hour online service, the technical engineer handles the whole process regardless of any problems during the use of the product.
Packaging
In 25kg drums (cardboard drums), lined with plastic bags or according to customer’s requirements.
