China wholesale Optical Brighteners - Optical Brightener 4BK – Subang
China wholesale Optical Brighteners - Optical Brightener 4BK – Subang Detail:
Product Details
Name: Optical Brightener 4BK
Main ingredient: stilbene azine type
C.I.:113
CAS NO.:12768-91-1
Technical Index
Appearance: light yellow uniform powder
Ionicity: Anion
Fluorescence intensity: 100±1 (relative to standard product)
Color light: blue-violet light.
Performance and Characteristics
1. It has high-efficiency fluorescent whitening effect, with a slight blue light.
2. It is not sensitive to light, and its chemical properties are relatively stable.
3. It has good resistance to weak acid, perborate and hydrogen peroxide.
4. The cellulose fiber whitened by this product is bright in color and non-yellowing, which improves the shortcomings of the yellowing of ordinary brighteners and greatly increases the light resistance and heat resistance of the cellulose fiber.
5. Compared with other whitening agents, the absorption rate is greatly improved.
Use
It is suitable for the whitening of cotton and polyester-cotton blended fabrics and one-bath whitening of cotton blended fabrics.
Instructions
1. Soaking method: Dosage: 0.1~0.8% (o.w.f) Bath ratio: 1:10~30 Temperature × time: 90~100℃×30~40min, wash with water and dry.
2. Scouring oxygen bleaching fluorescent whitening one bath dosage: 0.2%~0.8% (owf) hydrogen peroxide: 5~15g/l stabilizer: 1~5g/l NaOH: 2~4g/l scouring agent: 0.5~1g /l Bath ratio: 1:10~30 temperature × time: 90~100℃×30~40min, washed with water and dried.
The specific process can be adjusted according to different needs.
Package, Transportation and Storage
☉25kg bag, or according to user requirements.
☉ Store in a cool, dry place away from light.
☉Optical brightener 4BK has stable performance and can be transported in any form.
Product detail pictures:
Related Product Guide:
Persisting in "High quality, Prompt Delivery, Aggressive Price", now we have established long-term cooperation with consumers from equally overseas and domestically and get new and old clients' large comments for China wholesale Optical Brighteners - Optical Brightener 4BK – Subang , The product will supply to all over the world, such as: Armenia, New Zealand, Serbia, Our items are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
By Anne from Myanmar - 2018.11.22 12:28
Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
By Diana from Tanzania - 2017.09.26 12:12