Sanodure Violet CLW (Purple)
Purple CLW is suitable for uniform water-soluble dyes for aluminum anodizing adsorption dyeing, and is only recommended for indoor use.
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Product Details
Purple CLW is suitable for uniform water-soluble dyes for aluminum anodizing adsorption dyeing, recommended for indoor use only.
1. Dye Technical Parameters
Appearance:Granular
Composition:Heavy metal azo complex dye
Density:600g/l
Solubility:At 20°C, 20g/l
Storage period:Can be stored indefinitely in sealed original packaging
Safety data:See safety data sheet (MSDS) for details
2. Application Conditions
|
Concentration
|
Dyeing temperature
|
Dyeing time
|
|
|
Light color
|
0.05 - 0.2 g/l
|
25 - 60°C
|
10 - 20 min
|
|
Medium color
|
0.3 - 0.5 g/l
|
25 - 60°C
|
10 - 20 min
|
|
Dark color
|
1.0 - 3.0 g/l
|
25 - 60°C
|
20 - 30 min
|
Applicable pH:5.5±0.5
pH adjustment:It is recommended to add Anodal Dye Buffer to adjust to pH 5.6
Water quality requirements:Best to use deionized water
Sealing:Recommended to use Anodal® ASL
3. Bath Solution Preparation
When preparing the bath solution, it must be fully dissolved.
It is best to pre-dissolve in a separate container with 5 times hot water (80-90°C) compared to the dye. Then, stir the pre-dissolved stock solution into the dyeing bath.
4. Dye Lightfastness
Dark color (12 µm):6-7 (ISO 2135)
5. Description
- This dye is relatively versatile.
- Unsealed dyeing can be removed with dilute nitric acid.
6. Disposal of Waste Dyeing Solution
Waste dyeing solution can be treated with Anodal WT-1, the following table lists the treatment methods for dyeing waste liquid:
|
Precipitation method
|
FeCl3, 40%
(ml/gDye)
|
Alkali etching solution
(ml/gDye)
|
Anodal WT-1
(ml/gDye)
|
Residual dye in filtrate (
) <
mg/l
~3
|
| A |
2.0
|
- | 0.9 |
＜1
|
| B |
2.0
|
- | 0.9 |
＜1
|
| C | - | 3.0 | 1.6 |
~3
|
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