Hopebright MST-L
- Textile optical brightening agent.
- Hopebright MST-L has a good whitening effect, mainly used for whitening of cotton,T/C，high whiteness lift, bright color, can achieve the special effect of white.
Key Features and Typical Benefits:
With excellent whiteness, pure and bright color, high temperature stereotyped and less yellow
Excellent acid resistance, alkali resistance, hard water resistance and electrolyte resistance
Excellent stability in the range of pH 2-11, and can be treated in the same bath with resin
The foam is very low and has good water solubility.
Similar products：Uvitex MST-L
Properties:
| Properties: | Value |
| Physical Form | Liquid |
| Appearance | Pale yellow to reddish brown liquid |
| Ionic Character | Anionic |
Application:
Hopebright MST-L is viscous liquid, it should be stirred evenly before using. Please dilute the product with water at ratio 1:20 then use. It is suitable in whitening process of overflow dyeing, jig dyeing machine, continuous padding equipment etc.
1. Pad-thermosol
process: Dosage:
5-30g/L
Procedure: Dipping and padding twice (pick-up: 70%)→Curing (150-170℃, 60 s)
Attention: Fabric must be rinsed thoroughly after pretreatment to ensure there is no
residual alkali on fabric.
2. Resin finishing pad dyeing ：
Prescription ：Hopebright MST-L：5-30g/L
Resin （Melamine ）：xg/L
Resin Catalyst：xg/L
Process ：mangle expression：80-100% Drying135℃×60 seconds Fixation：150- 170℃ ×60 seconds
Note: Actual process should be adjusted according to preliminary tries.
Operating and safety instructions:
1. Suggest weighing and diluting separately when preparing the solution.
2. Strongly recommend using soft water in dilution, if soft water is not available, the stability needs to be tested before making the solution.
3. After dilution, it should not be stored for a long time.
4. To ensure the safety, you should review our Material Safety Data Sheets before using this product under special conditions.
Package & Storage:
Plastic drum net 25 kg, can be stored for 24 months under room temperature and hermetic condition without exposure to sunlight.
ATTENTION:
The above recommendations are based on comprehensive studies conducted in the practical finishing. They are, however, without liability regarding property rights of third parties and foreign laws. The user should test whether the product and the
Application: are suited for his very special purposes.
