Sanodal Green 3LW (Green)
Green 3LW is a uniform, water-soluble dye with excellent lightfastness, weather resistance, and heat resistance, suitable for both indoor and outdoor building materials.
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Product Details
Green 3LW is a uniform, water-soluble dye with excellent lightfastness, weather resistance, and heat resistance, suitable for both indoor and outdoor building materials.
1. Dye Technical Parameters
Appearance:Granules
Composition:Heavy metal azo complex dye
Density:500g/l
Solubility:100g/l, 20°C
Storage Period:Can be stored for 10 years in sealed original packaging
Safety Data:See Safety Data Sheet (MSDS)
2. Application Conditions
|
Concentration
|
Dyeing Temperature
|
Dyeing Time
|
|
|
Standard Film Thickness (12um)
|
0.05 - 3 g/l
|
25 - 60℃
|
10 - 20 min
|
|
SanodalFilm Thickness (25um)
|
2 - 3 g/l
|
25 – 35℃
|
45 - 60 min
|
Applicable pH:5.5±0.5
pH Adjustment:It is recommended to add Anodal Dye Buffer to adjust to pH 5.6, with a suggested concentration of ≤10ml/l.
Water Quality Requirements:Tap water cannot be used
Sealing Requirements:It is recommended to use Anodal® ASL (one-step or two-step)
3. Bath Solution Preparation
When preparing the bath solution, it must be fully dissolved.
It is best to pre-dissolve in a separate container using hot water (80-90°C) at five times the amount of dye. Then, stir the pre-dissolved stock solution into the dyeing bath.
4. Dye Lightfastness
Green 3LW has excellent lightfastness.
Lightfastness:>8 (ISO 2135)
5. Instructions
- Undyed areas can be removed with dilute nitric acid.
- This dye is sensitive to aluminum and sulfates, so workpieces that have been anodized must be thoroughly cleaned before dyeing.
6. Disposal of Waste Dyeing Solution
Waste dyeing solution can be treated with Anodal WT-1, and the following table lists the treatment methods for dyeing waste:
| Precipitation Method |
FeCl3, 40%
(ml/gDye)
|
Alkaline Etching Solution
(ml/gDye)
|
Anodal WT-1
(ml/gDye)
|
Residual Dye in Filtrate
(mg/l)
|
| A |
1.7
|
- |
0.8
|
~1
|
| B |
1.7
|
- |
0.8
|
~2
|
| C | - |
3.0
|
0.8
|
~3
|
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