Sanodal® Gold 4N
Aluminum dye
Sanodal® Gold 4N Powder is not a true organic dye but an iron compound that forms a colored complex with the aluminum oxide coating. It produces an attractive brassy-gold color that has exceptional permanence and has been used for architectual applications throughout the world.
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Benefits
- Excellent light- and weather fastness properties
- Suitable for outdoor and indoor applications
- Overdyeing by a subsequent electrolytic dyeing process possible
- Designed for many architectural needs
Technical data
Product Data
| Delivery Form | Powder | |
| Solubility in water | (20°C/69°F) | >300 g/l |
| Recommended dye bath | pH | 4.5 |
| Recommended dye bath | buffer | no buffer |
| Light fastness | >9* | |
| Single dye | ✓ | |
| Dye blend | – |
*A »First Break« phenomena for ferri oxalate containing dyes is well known and documented in literature: Those kind of compounds show a fading after a short
radiation time which then does not further degrade.
Applications
- Outdoor
- Indoor
- Architecture