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US4289752A Expired / Lapsed US ⏱️ 0.0 years remaining

Cosmetic compositions containing N-alkylacrylamide or N-alkylmethacrylamide based copolymers

Assignee: L'Oréal SA
•
Filing: 1978-11-13
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Granted: 1981-09-15
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Expires: 1998-11-13
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Abstract

Abstract The present invention has for its object novel copolymers with a base of N-alkyl acrylamide or methacrylamide and their uses in cosmetics particularly in setting lotions and lacquer and in other preparations such as, for example, nail polish.

Inventors

  • 👤 Claude Mahieu
  • 👤 Christos Papantoniou

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 10:27
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/81; A61K8/8141; A61K8/8158; A61K8/73; A61K8/731; A61Q; A61Q3/00; A61Q3/02; A61Q5/00; A61Q5/06; C; C08; C08F; C08F220/00; C08F220/02; C08F220/52; C08F220/54; C08F222/00; C08F222/36; C08F222/38

Claims Analysis

Total Claims: 14
Claim 1
Independent Claim 187 words
A hair setting lotion comprising in a hydroalcoholic solution a copolymer which is the polymerization of: (a) a water-insoluble monomer of the formula ##STR9## wherein: R represents alkyl having 1-10 carbon atoms, R 1 , R 2 and R 3 each independently represent hydrogen or methyl, n=0 or 1 and when n=1, X represents oxygen, and (b) a water soluble monomer of the formula ##STR10## wherein R' represents hydrogen or methyl, Z represents alkylene having 1-6 carbon atoms or alkylene having 1-6 carbon atoms and substituted by 1-2 hydroxymethyl groups, m is 0 or 1, when m is 0, R 4 is hydrogen or --COR 6 wherein R 6 is OH or --NH--R 7 , wherein R 7 is hydrogen or --Z--OH wherein Z has the meaning given above, and R 5 is hydrogen or --CH 3 , and when m is 1, R 4 is hydrogen and R 5 is --COR 6 wherein R 6 has the meaning given above, said copolymer having a molecular weight between 1,000 and 500,000, and being present in an amount between 0.3 and 6 percent by weight of said lotion.
Claim 2
Dependent Claim 187 words
A hair setting lotion comprising in a hydroalcoholic solution a copolymer which is the polymerization of: (a) a water-insoluble monomer of the formula ##STR9## wherein: R represents alkyl having 1-10 carbon atoms, R 1 , R 2 and R 3 each independently represent hydrogen or methyl, n=0 or 1 and when n=1, X represents oxygen, and (b) a water soluble monomer of the formula ##STR10## wherein R' represents hydrogen or methyl, Z represents alkylene having 1-6 carbon atoms or alkylene having 1-6 carbon atoms and substituted by 1-2 hydroxymethyl groups, m is 0 or 1, when m is 0, R 4 is hydrogen or --COR 6 wherein R 6 is OH or --NH--R 7 , wherein R 7 is hydrogen or --Z--OH wherein Z has the meaning given above, and R 5 is hydrogen or --CH 3 , and when m is 1, R 4 is hydrogen and R 5 is --COR 6 wherein R 6 has the meaning given above, said copolymer having a molecular weight between 1,000 and 500,000, and being present in an amount between 0.3 and 6 percent by weight of said lotion.
Claim 3
Dependent Claim 15 words
The hair setting lotion of claim 1 wherein the water-insoluble monomer is N-tert. butyl acrylamide.
Claim 4
Dependent Claim 33 words
The hair setting lotion of claim 1 wherein said hydroalcoholic solution is an aqueous solution of ethanol or isopropanol present in an amount ranging from 20-66 percent by weight of said hydroalcoholic solution.
Claim 5
Dependent Claim 203 words
An aerosol hair lacquer composition for setting the hair, packaged under pressure in an aerosol container comprising 6 to 30 percent by weight of an alcohol and 0.2 to 8 percent by weight of a copolymer which is the polymerization of: (a) a water-soluble monomer of the formula ##STR11## wherein R represents alkyl having 1-10 carbon atoms, R 1 , R 2 and R 3 each independently represent hydrogen or methyl, n=0 or 1 and when n=1, X represents oxygen, and (b) a water soluble monomer of the formula ##STR12## wherein R' represents hydrogen or methyl, Z represents alkylene having 1-6 carbon atoms or alkylene having 1-6 carbon atoms and substituted by 1-2 hydroxymethyl groups, m is 0 or 1, when m is 0, R 4 is hydrogen or --COR 6 wherein R 6 is OH or --NH--R 7 wherein R 7 is hydrogen or --Z--OH wherein Z has the meaning given above, and R 5 is hydrogen or --CH 3 , and when m is 1, R 4 is hydrogen and R 5 is --COR 6 wherein R 6 has the meaning given above; said copolymer having a molecular weight between 1,000 and 500,000, the remainder being essentially a liquified propellant gas.
Claim 6
Dependent Claim 203 words
An aerosol hair lacquer composition for setting the hair, packaged under pressure in an aerosol container comprising 6 to 30 percent by weight of an alcohol and 0.2 to 8 percent by weight of a copolymer which is the polymerization of: (a) a water-soluble monomer of the formula ##STR11## wherein R represents alkyl having 1-10 carbon atoms, R 1 , R 2 and R 3 each independently represent hydrogen or methyl, n=0 or 1 and when n=1, X represents oxygen, and (b) a water soluble monomer of the formula ##STR12## wherein R' represents hydrogen or methyl, Z represents alkylene having 1-6 carbon atoms or alkylene having 1-6 carbon atoms and substituted by 1-2 hydroxymethyl groups, m is 0 or 1, when m is 0, R 4 is hydrogen or --COR 6 wherein R 6 is OH or --NH--R 7 wherein R 7 is hydrogen or --Z--OH wherein Z has the meaning given above, and R 5 is hydrogen or --CH 3 , and when m is 1, R 4 is hydrogen and R 5 is --COR 6 wherein R 6 has the meaning given above; said copolymer having a molecular weight between 1,000 and 500,000, the remainder being essentially a liquified propellant gas.
Claim 7
Dependent Claim 15 words
The aerosol cosmetic composition of claim 4 wherein the water-insoluble monomer is N-tert. butyl acrylamide.
Claim 8
Dependent Claim 14 words
The aerosol cosmetic composition of claim 4 wherein said alcohol is ethanol or isopropanol.
Claim 9
Dependent Claim 24 words
The aerosol composition of claim 4 wherein said alcohol is present in an amount between 8 and 25 percent by weight of said composition.
Claim 10
Dependent Claim 188 words
In a nail polish composition the improvement comprising the inclusion therein of 2 to 30 percent by weight based on the total weight of said composition of a copolymer which is the polymerizate of (a) a water-insoluble monomer of the formula ##STR13## wherein R represents alkyl having 1-10 carbon atoms, R 1 , R 2 and R 3 each independently represent hydrogen or methyl, n=0 or 1 and when n=1, X represents oxygen, and (b) a water soluble monomer of the formula ##STR14## wherein R' represents hydrogen or methyl, Z represents alkylene having 1-6 carbon atoms or alkylene having 1-6 carbon atoms and substituted by 1-2 hydroxymethyl groups, m is 0 or 1, when m is 0, R 4 is hydrogen or --COR 6 wherein R 6 is OH or --NH--R 7 wherein R 7 is hydrogen or --Z--OH wherein Z has the meaning given above, and R 5 is hydrogen or --CH 3 , and when m is 1, R 4 is hydrogen and R 5 is --COR 6 wherein R 6 has the meaning given above, said copolymer having a molecular weight between 1,000 and 500,000.
Claim 11
Dependent Claim 188 words
In a nail polish composition the improvement comprising the inclusion therein of 2 to 30 percent by weight based on the total weight of said composition of a copolymer which is the polymerizate of (a) a water-insoluble monomer of the formula ##STR13## wherein R represents alkyl having 1-10 carbon atoms, R 1 , R 2 and R 3 each independently represent hydrogen or methyl, n=0 or 1 and when n=1, X represents oxygen, and (b) a water soluble monomer of the formula ##STR14## wherein R' represents hydrogen or methyl, Z represents alkylene having 1-6 carbon atoms or alkylene having 1-6 carbon atoms and substituted by 1-2 hydroxymethyl groups, m is 0 or 1, when m is 0, R 4 is hydrogen or --COR 6 wherein R 6 is OH or --NH--R 7 wherein R 7 is hydrogen or --Z--OH wherein Z has the meaning given above, and R 5 is hydrogen or --CH 3 , and when m is 1, R 4 is hydrogen and R 5 is --COR 6 wherein R 6 has the meaning given above, said copolymer having a molecular weight between 1,000 and 500,000.
Claim 12
Dependent Claim 13 words
The nail polish of claim 8 wherein the water-insoluble monomer is N-tert.butyl acrylamide.
Claim 13
Dependent Claim 28 words
A process for setting the hair comprising applying to said hair an effective hair setting amount of the hair setting lotion of claim 1 and setting the hair.
Claim 14
Dependent Claim 25 words
A process for setting the hair comprising applying to the hair an effective hair setting amount of the aerosol hair lacquer composition of claim 4.

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1984-09-14 1985-03-16 1985-09-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1988-09-14 1989-03-16 1989-09-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1992-09-14 1993-03-16 1993-09-15 $7700.00 Window Closed / Lapsed

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