A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
167/301
A61K 7/09 (1980.01) A61K 7/11 (1980.01)
Patent
CA 1173365
PERMANENT WAVE NEUTRALIZER Abstract of the Invention This invention relates to a new permanent wave neutra- lizer and a method for permanently waving and styling hair. The permanent wave neutralizer contains a sufficient amount of citric acid and optionally a salt of citric acid so as to provide a molar concentration of citric ion of at least 0.2 and a pH of be- tween 1.9 and 4Ø
397047
Macrae & Co.
Tressa Inc.
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