Renewable Design for Fluorescent Whitening Agent - Optical Brightener DYB for Cotton or Nylon – DEBORN
Renewable Design for Fluorescent Whitening Agent - Optical Brightener DYB for Cotton or Nylon – DEBORN Detail:
Chemical Name: Optical Brightener DYB
Specification
Chemistry：Derivative of Amino stillbene/Disodium Type.
Apperance：Slight gray-yellowish powder
Odor：none
PH Range：7.0～9.0
Ionic Character: Anionic
Color shade：Bluish white shade or as customer requirement
Characteristics
Very good dyeing yield at room temp.., and as good stability to alkalis and hydrogen peroxide.
Can dissolved in the hot water.
High whiteness increasing power.
Excellent washing fastness.
Minimum yellowing after high temperature drying.
Contains bluing agent for its unique bluish color tone.
Fastness
Light 2-3
Washing 3
Perspiration(alkali) 4-5
(acid) 3-4
Dry heat fixation 4
Stability
Peroxide bleaching liquid Very good
Sodium Chloride liquid Good
Reductant Good
Hard water Good
Application
Suitable for brightening cotton or nylon fabric with exhaust dyeing process under room temperature, has powerful strength of whiteness increasing, can achieve extra high whiteness.
Suggested Usage
-Exhaustion (With Scouring & Bleached cotton）
0.1-0.8%（o.w.f） DYB
0.5% Sodium sulfate
Liquor ratio 30:1
Time/temperature 30-40min at 40℃
* optimum PH range for the process：PH 7-12
-One bath scouring & bleaching by hydrogen peroxide process
0.1-1.0%(o.w.f) DYB
2g/l Scouring agent
3g/l Caustic soda(50%)
10g/l Hydrogen peroxide (35%)
2g/L Hydrogen peroxide stabilizer
Liquor ratio 10:1 -20:1
Time/temperature 40-60min at 90-100℃
-The following processes are available too
Desizing/Scouring → Hydrogen peroxide bleaching → optical dyeing
Desizing/Scouring → NaClO2 bleaching → Hydrogen peroxide bleaching → optical dyeing
Packing, transport and storage
25kgs in one cardboard boxes.
The product is non-hazardous,chemical properties stability,be used in any mode of transport.
Please keep it at cool area and avoid the direct rays of the sun, storage for one year.
Important hint
This material is made only for internal study, and the above information and the conclusion obtained is based on our current knowledge and experience, so before applying it to the intended use, this material must be confirmed by users by testing for the intended conditions of use.
Product detail pictures:
Related Product Guide:
Gaining customer satisfaction is our company's aim forever. We will make great efforts to develop new and top-quality products, meet your special requirements and provide you with pre-sale, on-sale and after-sale services for Renewable Design for Fluorescent Whitening Agent - Optical Brightener DYB for Cotton or Nylon – DEBORN , The product will supply to all over the world, such as: Switzerland, Benin, Ireland, Based on our automatic production line, steady material purchase channel and quick subcontract systems have been built in mainland China to meet customer's wider and higher requirement in recent years. We are looking forward to cooperating with more clients worldwide for common development and mutual benefit!Your trust and approval are the best reward for our efforts. Keeping honest, innovative and efficient, we sincerely expect that we can be business partners to create our brilliant future!
By Jeff Wolfe from Panama - 2017.04.08 14:55
The product manager is a very hot and professional person, we have a pleasant conversation, and finally we reached a consensus agreement.
By trameka milhouse from Bangalore - 2018.12.14 15:26