Appeal No. 1996-0454
Application No. 08/195,374
APPENDIX
1. A kit for preparing a ready-to-use composition for
permanent waving of human hair, said kit comprising two
separate packages,
a first package containing a first composition comprising
thioglycolic acid or a salt thereof, at least one amino acid
hydrochloride, and at least one compound chosen from the group
consisting of polyol, and a methyl or ethyl ether thereof in
an aqueous solution, said first composition having a pH-value
of about 4.5 to 6.5, and
a second package containing a second composition
comprising at least one compound chosen from the group
consisting of ammonium carbonate, ammonium hydrogen carbonate
and ammonium carbamate, said second composition having a pH-
value of about between 8 and 9.5,
whereby when said first and second compositions are mixed
before application onto human hair, a ready-to-use composition
produced thereby has a pH-value between 7 and 8, the
thioglycolic acid or salt thereof being present at between 4-
12% by weight of the ready-to-use composition and the amino
acid hydrochloride being present at between 0.5-5% by weight
of the ready-to-use composition.
8
Page: Previous 1 2 3 4 5 6 7 8 9 Next
Last modified: November 3, 2007