Anodizing process, with low environmental impact, for a woodpiece of aluminum or aluminum alloys
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United States of America Patent
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Issued Date -
Oct 31, 2002
app pub date -
Feb 19, 2002
filing date -
Feb 20, 2001
priority date (Note) -
Abandoned
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Abstract
The process for anodizing a workpiece of aluminum or aluminum alloys provides for the use of the workpiece as the anode of an electrolytic cell in the presence of an aqueous acid solution which contains from 10 to 200 g sulfuric acid and from 5 to 200 g L(+)-tartaric acid.
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