Hair dyeing composition
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United States of America Patent
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Sep 1, 2009
Grant Date -
Mar 26, 2009
app pub date -
Mar 16, 2007
filing date -
Mar 16, 2006
priority date (Note) -
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Abstract
Provided is a hair dyeing composition, containing a first part containing (a) a nitrogen-containing compound expressed by the general formula (1) or a salt thereof and a second part containing a component (b) of an oxidizing agent, wherein a pH upon use is 7.5 to 12,may be taken together to form a 3 to 8 membered-ring optionally having a substituent.
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