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Inventor:
Estradier; Francoise
Address:
Paris, FR
No. of patents:
35
Patents:












Patent Number Title Of Patent Date Issued
5760043 Process for retarding hair loss and for inducing and stimulating its growth June 2, 1998
Compositions intended for use for retarding hair loss and for inducing and stimulating its growth, containing 2-aminopyrimidine 3-oxide derivatives, and new compounds derived from 2-aminopyrimidine 3-oxide.Composition for retarding hair loss and for inducing and stimulating its growth, c
5610302 Composition intended for use for retarding hair loss and for inducing and stimulating its growth March 11, 1997
Composition for retarding hair loss and for inducing and stimulating its growth, containing at least one compound of formula: ##STR1## where R denotes H, alkyl or a ring of formula: ##STR2## X denotes ##STR3## --OR.sub.3, --SR.sub.4 with: the remaining variables defined
5438058 Composition intended to be used for retarding hair loss and for inducing and stimulating hair gr August 1, 1995
Pharmaceutical or cosmetic composition intended to be used, by topical application, for retarding hair loss and for inducing or stimulating hair growth, containing at least one compound of formula: ##STR1## where: R.sub.1 denotes H or C.sub.1 -C.sub.8 alkyl;R.sub.2 denotes C.sub.1 -C
4675130 Process for producing indoanilines and keratin fiber dye composition containing the same June 23, 1987
A two-stage process for producing indoanilines includes oxidizing in a first stage a paraphenylene diamine to a quinone diimine and in a second stage condensing the said quinone diimine with a phenolic compound. The resulting indoanilines can be incorporated into a dye composition for
4494953 2,4-Dihydroxydiphenylamines and hair dyeing compositions and method January 22, 1985
This invention pertains to compounds suitable for dyeing keratin fibers, especially human hair. The compounds have the formula: ##STR1## or an acid addition salt thereof, in which formula R.sub.1 and R.sub.2 form, together with the nitrogen atom to which they are bonded, a morpho
4361516 N-Monosubstituted indoanilines November 30, 1982
New dyestuffs are described for keratinic fibers which produce particularly luminous shades without the need for an oxidizing agent. These dyestuffs have the formula: ##STR1## or a tautomeric form thereof wherein each of R.sub.1 and R.sub.4, which may be identical or different, r
4288622 N,N-Dialkylamino diphenylamines and the use thereof in compositions for dyeing keratinic fibers September 8, 1981
Diphenylamine of the formula ##STR1## wherein R.sub.1 and R.sub.4 each independently represent a member selected from the group consisting of hydrogen, halogen, lower alkyl having 1-6 carbon atoms, lower alkoxy having 1-6 carbon atoms, amino, lower alkyl amino wherein the alkyl m
4263213 2,4-Dihydroxy-4'-(substituted amino)-diphenylamines April 21, 1981
New compounds suitable for dyeing keratin fibres, especially human hair, are described. The compounds have the formula: ##STR1## or an acid addition salt thereof, in which formula either R.sub.1 and R.sub.2 form, together with the nitrogen atom to which they are bonded, a morphol
4248591 Indoanilines, process for producing the same and keratinic fiber dye composition containing the February 3, 1981
Indoaniline of the formula ##STR1## wherein R.sub.1 represents hydrogen, halogen, alkyl or alkoxy; R.sub.2 and R.sub.3 represent alkyl; R.sub.4, R.sub.5 and R.sub.6 each independently represent hydrogen, halogen, alkyl, alkoxy, acylamino, ureido or carbalkoxyamino and R.sub.5 can
4246181 Quinonediimine intermediates for indoanilines January 20, 1981
A two-stage process for producing indoanilines includes oxidizing in a first stage a paraphenylene diamine to a quinone diimine and in a second stage condensing the said quinone diimine with a phenolic compound. The resulting indoanilines can be incorporated into a dye composition for
4233241 Diphenylamines N-monosubstituted in the 4'-position and the use thereof in dye compositions for November 11, 1980
Diphenylamine which is N-monosubstituted in the 4'-position carries at least one acylamino group at the 2- or 6-position. The diphenylamine is usefully employed in a composition for dyeing keratinic fibers.
4222958 4,4'-Disubstituted diphenylamines and the use thereof in dye composition for keratinic fibers September 16, 1980
Diphenylamine of the formula ##STR1## wherein R.sub.1 and R.sub.4 each independently represent a member selected from the group consisting of hydrogen, halogen, lower alkyl, lower alkoxy, amino, lower alkyl amino, acylamino, lower carbamylalkyl amino, lower hydroxyalkyl amino, lo
4221729 Indoanilines September 9, 1980
Indoaniline of the formula ##STR1## wherein R.sub.1 represents hydrogen, halogen, alkyl or alkoxy; R.sub.2 and R.sub.3 represent alkyl; R.sub.4, R.sub.5 and R.sub.6 each independently represent hydrogen, halogen, alkyl, alkoxy, acylamino, ureido or carbalkoxyamino and R.sub.5 can
4200432 Dye composition containing oxidation dye and diphenylamine April 29, 1980
A hair dye composition comprising at least one oxidation dye and at least one diphenylamine of the formula ##STR1## wherein R.sub.1 and R.sub.4 each independently represent hydrogen, halogen, lower alkyl having 1-6 carbon atoms, lower alkoxy having 1-6 carbon atoms, acylamino or
4112229 Diphenylamines for dyeing keratinous fibers September 5, 1978
Diphenylamines of the formula ##STR1## wherein R.sub.1 and R.sub.2 each independently represent hydrogen, halogen or lower alkyl containing 1-4 carbon atoms with at least one of R.sub.1 and R.sub.2 being other than hydrogen; R.sub.3, R.sub.4, R.sub.5, R.sub.6, and R.sub.7 each in
4093806 Indoanilines June 6, 1978
Indoaniline of the formula ##STR1## wherein R.sub.1 represents hydrogen, halogen, alkyl or alkoxy; R.sub.2 represents alkyl, hydroxyalkyl, carbamylalkyl, piperidinoalkyl, morpholinoalkyl, sulfoalkyl, dialkylaminoalkyl, acylaminoalkyl, (preferably acetylaminoalkyl or benzoylaminoa
4093640 Double salt of zinc chloride and indamines June 6, 1978
Indamine having the formula ##STR1## wherein R and R' each independently represent a member selected from the group consisting of hydrogen, lower alkyl having 1-4 carbon atoms, lower alkoxy having 1-4 carbon atoms, amino, acylamino wherein the acyl moiety has 1 to 4 carbon atoms
4067869 3-Amino-2-aza benzoquinone diimines January 10, 1978
A process for producing indamine by condensing 2,6-diamino pyridine on a paraphenylene diamine or a benzoquinone diimine or a paranitroso N,N-dialkyl aniline. The resulting indamine can be incorporated into a dye composition for keratinic fibers, especially human hair.
4054147 4,4-Disubstituted diphenylamines in dye compositions for keratinic fibers October 18, 1977
Diphenylamine of the formula ##STR1## wherein R.sub.1 and R.sub.4 each independently represent a member selected from the group consisting of hydrogen, halogen, lower alkyl, lower alkoxy, amino, lower alkyl amino, acylamino, lower carbamylalkyl amino, lower hydroxyalkyl amino, lo
4046786 Indoanilines September 6, 1977
Indoaniline of the formula ##STR1## wherein R.sub.1 represents hydrogen, halogen, alkyl or alkoxy;R.sub.2 represents alkyl, hydroxyalkyl, carbamylalkyl, piperidinoalkyl, morpholinoalkyl, sulfoalkyl, dialkylaminoalkyl, acylaminoalkyl, (preferably acetylaminoalkyl or benzoylaminoalkyl)
4045170 Hair dye composition containing an indoaniline August 30, 1977
A dye composition for keratinic fibers comprises an aqueous alcoholic solution of an indoaniline selected from (a) one having the formula ##STR1## wherein Z is selected from amino, acetylamino and hydroxy; R.sub.5, R.sub.6 and R.sub.7 each independently are selected from hydrogen, lo
4042627 Diphenylamines for dyeing keratinous fibers August 16, 1977
Diphenylamines of the formula ##STR1## wherein R.sub.1 and R.sub.2 each independently represent hydrogen, halogen or lower alkyl containing 1-4 carbon atoms with at least one of R.sub.1 and R.sub.2 being other than hydrogen; R.sub.3, R.sub.4, R.sub.5, R.sub.6, and R.sub.7 each in
4008999 N,N-dialkylamino diphenylamines for dyeing keratinic fibers February 22, 1977
Diphenylamine of the formula ##STR1## wherein R.sub.1 and R.sub.4 each independently represent a member selected from the group consisting of hydrogen, halogen, lower alkyl having 1-6 carbon atoms, lower alkoxy having 1-6 carbon atoms, amino, lower alkyl amino wherein the alkyl m
4008043 Diphenylamines for dyeing keratinic fibers February 15, 1977
Diphenylamine of the formula: ##STR1## wherein R.sub.1 and R.sub.4 each independently represent a member selected from the group consisting of hydrogen, halogen, lower alkyl having 1-6 carbon atoms, lower alkoxy having 1-6 carbon atoms, amino, N-lower alkyl amino wherein the alky
4007747 N-monosubstituted indoanilines as dyestuffs for keratinic fibers February 15, 1977
New dyestuffs are described for keratinic fibers which produce particularly luminous shades without the need for an oxidizing agent. These dyestuffs have the formula: ##STR1## or a tautomeric form thereof wherein each of R.sub.1 and R.sub.4, which may be identical or different, r
3997546 3-Amino 2-aza benzoquinone diimines December 14, 1976
A process for producing indamine by condensing 2,6-diamino pyridine on a paraphenylene diamine or a benzoquinone diimine or a paranitroso N,N-dialkyl aniline. The resulting indamine can be incorporated into a dye composition for keratinic fibers, especially human hair.
3989447 Process for nonpermanently dyeing human hair with indamine indoaniline and indophenol hair dyes November 2, 1976
A process for nonpermanently dyeing human hair comprises applying to the hair a dye composition prepared immediately before application of the same to the hair, the composition comprising an aqueous solution of a solid anhydrous dye selected from the group consisting of indamine, indoani
3984443 Indamines for dyeing keratinic fibers October 5, 1976
Indamine having the formula ##SPC1##Wherein R and R' each independently represent a member selected from the group consisting of hydrogen, lower alkyl having 1-4 carbon atoms, lower alkoxy having 1-4 carbon atoms, amino, acylamino wherein the acyl moiety has 1 to 4 carbon atoms and h
3984402 Indoanilines for dyeing keratinous fibers October 5, 1976
Indoaniline having the formula ##SPC1##Wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each independently represent a member selected from the group consisting of hydrogen, lower alkyl or halogen with 1 - 2 of these substituents being other than hydrogen; R.sub.5, R.sub.6 and R.sub.7 e
3977825 Indoanilines in keratinic fiber dye cmpositions August 31, 1976
Indoaniline of the formula ##SPC1## wherein R.sub.1 represents hydrogen, halogen, alkyl or alkoxy; R.sub.2 and R.sub.3 represent alkyl; R.sub.4, R.sub.5 and R.sub.6 each independently represent hydrogen, halogen, alkyl, alkoxy, acylamino, ureido or carbalkoxyamino and R.sub.5 can
3972937 Diphenylamines for dyeing keratinous fibers August 3, 1976
Hair dye and hair-setting lotion compositions contain a diphenylamine of the formula ##SPC1##Wherein Z represents amino, acylamino or hydroxy, R.sub.1, R.sub.2 and R.sub.3 represent hydrogen or lower alkyl, R.sub.4 represents hydrogen, lower alkyl or together with R.sub.1 and the nit
3966722 Indamines for dyeing keratinous fibers June 29, 1976
The invention pertains to indamines and salts thereof which are usefully employed in a dye composition for coloring keratinous fibers, especially human hair and in hair setting lotions which also includes a film-forming cosmetic resin.
3963764 Indoanilines June 15, 1976
Indoaniline having the formula ##SPC1##Wherein Z represents amino, acylamino or hydroxy; R.sub.5, R.sub.6 and R.sub.7 each independently represent hydrogen, lower alkyl or lower alkoxy; R.sub.8 and R.sub.9 each independently represent hydrogen, lower alkyl or lower alkyl substituted
3956342 4-[4-(2,6-Diaminopyridylimino)]-2,5-cyclohexadien-1-one May 11, 1976
Hair dye and hair setting lotion compositions containing an indoaniline having the formula ##SPC1##Wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 represents hydrogen, halogen, lower alkyl having 1-4 carbon atoms and lower alkoxy having 1-4 carbon atoms. The indoaniline is prepared by
3953508 Diphenylamines for dyeing keratinous fibers April 27, 1976
Diphenylamines having the formula ##SPC1##Wherein: Y represents a member selected from the group consisting of a hydroxy and amino, R.sub.1 and R.sub.3, each independently, represent a member selected from the group consisting of hydrogen, halogen, lower alkyl, lower alkoxy, a ureido










 
 
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