Compositions for the permanent deformation of the hair comprising at least one formamidinesulphinic acid derivative

A reducing composition for permanent deformation of hair comprising at least one reducing agent chosen from N-substituted formamidinesulphinic acid derivatives of formula (I), the inorganic salts thereof, and the organic salts thereof:

• wherein:
• R1, R2 and R3, which are identical or different, are each chosen from hydrogen;
• amino groups;
• C1 to C8 aminoiminoalkyl groups;
• imino groups;
• C1 to C8 aminoalkyl groups;
• guanidino groups;
• C1 to C8 linear alkyl groups;
• C1 to C8 branched alkyl groups;
• C2 to C8 linear alkenyl groups;
• C2 to C8 branched alkenyl groups;
• C7 to C20 aralkyl groups;
• and phenyl groups optionally substituted by at least one group chosen from halogens, C1 to C4 alkyl groups, C1 to C4 alkoxy groups, and hydroxyl groups;
• wherein R1, R2 and R3 are each optionally substituted with at least one substituent chosen from hydroxyl groups;
• carboxyl groups;
• amino groups;
• amido groups;
• halogens;
• C1 to C8 linear alkyl groups;
• C1 to C8 branched alkyl groups;
• C1 to C8 linear alkoxy groups;
• C1 to C8 branched alkoxy groups;
• sulphonyl groups;
• sulphonate groups;
• phosphonyl groups;
• phosphate groups;
• C1 to C8 linear alkyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, and C1 to C8 alkoxy groups;
• C1 to C8 branched alkyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, and C1 to C8 alkoxy groups;
• C2 to C8 linear alkenyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, and C1 to C8 alkoxy groups;
• C2 to C8 branched alkenyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, and C1 to C8 alkoxy groups;
• and C7 to C20 aralkyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, and C1 to C8 alkoxy groups:
• with the Proviso that when R1 is hydrogen or C1 to C4 alkyl, then R2 and R3 are not simultaneously hydrogen, or hydrogen and C1 to C4 alkyl,
• the composition further comprising at least one additive chosen from reducing agents other than said at least one reducing agent;
• surface-active agents chosen from nonionic surface-active agents, anionic surface-active agents, cationic surface-active agents, and amphoteric surface-active agents;
• treating agents chosen from cationic treating agents, anionic treating agents, nonionic treating agents, and amphoteric treating agents;
• fatty alcohols;
• lanolin derivatives;
• active ingredients;
• agents for combating hair loss;
• antidandruff agents;
• thickeners;
• suspending agents;
• sequestering agents;
• opacifying agents;
• colorants;
• sunscreen agents;
• fragrances;
• and preservatives.

A reducing composition for permanent deformation of hair comprising at least one reducing agent chosen from N-substituted formamidinesulphinic acid derivatives of formula (I), the inorganic salts thereof, and the organic salts thereof:

• wherein:
• (a) R1, R2 and R3, which are identical or different, are each chosen from hydrogen;
• amino groups;
• C1 to C8 aminoiminoalkyl groups;
• imino groups;
• C1 to C8 aminoalkyl groups;
• guanidino groups;
• C1 to C8 linear alkyl groups;
• C1 to C8 branched alkyl groups;
• C2 to C8 linear alkenyl groups;
• C2 to C8 branched alkenyl groups;
• C7 to C20 aralkyl groups;
• and phenyl groups optionallv substituted by at least one group chosen from halogens, C1 to C4 alkyl groups, C1 to C4 alkoxy groups, and hydroxyl groups;
• wherein R1, R2 and R3 are each optionally substituted with at least one substituent chosen from hydroxyl groups, carboxyl groups, amino groups, amido groups, halogen groups, C1 to C8 linear alkyl groups, C1 to C8 branched alkyl groups, C, to C8 linear alkoxy groups, and C1 to C8 branched alkoxy groups;
• and
• (b) at least one of R1, R2, and R3 is chosen from amino groups;
• C1 to C8 aminoalkyl groups;
• C1 to C8 linear alkyl groups;
• C1 to C8 branched alkyl groups;
• C2 to C8 linear alkenyl groups;
• C2 to C8 branched alkenyl groups;
• C7 to C20 aralkyl groups;
• and phenyl groups optionally substituted by at least one group chosen from halogens, C1 to C4 alkyl groups, C1 to C4 alkoxy groups, and hydroxyl groups;
• wherein said at least one of R1, R2 and R3 is optionally substituted with at least one group chosen from sulphonyl groups;
• sulphonate groups;
• phosphonyl groups;
• phosphate groups;
• amino groups;
• C1 to C8 linear alkoxy groups;
• C1 to C8 branched alkoxy groups;
• C1 to C8 linear alkyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, C1 to C8 linear alkoxy groups, and C1 to C8 branched alkoxy groups;
• C1 to C8 branched alkyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, C1 to C8 linear alkoxy groups, and C1 to C8 branched alkoxy groups;
• C2 to C8 linear alkenyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, C1 to C8 linear alkoxy groups, and C1 to C8 branched alkoxy groups;
• C2 to C8 branched alkenyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, C1 to C8 linear alkoxy groups, and C1 to C8 branched alkoxy groups;
• and C7 to C20 aralkyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, C1 to C8 linear alkoxy groups, and C1 to C8 branched alkoxy groups;
• with the proviso that when R1 is hydrogen or C1 to C4 alkyl, then R2 and R3 are not simultaneously hydrogen, or hydrogen and C1 to C4 alkyl,
• the composition further comprising at least one additive chosen from reducing agents other than said at least one reducing agent;
• surface-active agents chosen from nonionic surface-active agents, anionic surface-active agents, cationic surface-active agents, and amphoteric surface-active agents;
• treating agents chosen from cationic treating agents, anionic treating agents, nonionic treating agents, and amphoteric treating agents;
• fatty alcohols;
• lanolin derivatives;
• active ingredients;
• agents for combating hair loss;
• antidandruff agents;
• thickeners;
• suspending agents;
• sequestering agents;
• opacifying agents;
• colorants;
• sunscreen agents;
• fragrances;
• and preservatives.

A process for permanent deformation of hair comprising applying at least one reducing composition comprising at least one reducing agent chosen from N-substituted formamidinesulphinic acid derivatives of formula (I), the inorganic salts thereof, and the organic salts thereof:

• wherein:
• R1, R2, and R3, which are identical or different, are each chosen from hydrogen;
• amino groups;
• C1 to C8 aminoiminoalkyl groups;
• imino groups;
• C1 to C8 aminoalkyl groups;
• guanidino groups;
• C1 to C8 linear alkyl groups;
• C1 to C8 branched alkyl groups;
• C2 to C8 linear alkenyl groups;
• C2 to C8 branched alkenyl groups;
• C7 to C20 aralkyl groups;
• and phenyl groups optionally substituted by at least one group chosen from halogens, C1 to C4 alkyl groups, C1 to C4 alkoxy groups, and hydroxyl groups;
• and
• wherein said R1, R2, and R3 are optionally substituted;
• with the proviso that when R1 is hydrogen or C1 to C4 alkyl, then R2 and R3 are not simultaneously hydrogen, or hydrogen and C1 to C4 alkyl,
• the composition further comprising at least one additive chosen from reducing agents other than said at least one reducing agent:
• surface-active agents chosen from nonionic surface-active agents, anionic surface-active agents, cationic surface-active agents, and amphoteric surface-active agents;
• treating agents chosen from cationic treating agents, anionic treating agents, nonionic treating agents, and amphoteric treating agents;
• fatty alcohols;
• lanolin derivatives;
• active ingredients;
• agents for combating hair loss;
• antidandruff agents;
• thickeners;
• suspending agents;
• sequestering agents;
• opacifying agents;
• colorants;
• sunscreen agents;
• fragrances;
• and preservatives.

A process for permanent deformation of hair comprising applying at least one reducing composition comprising at least one reducing agent chosen from N-substituted formamidinesulphinic acid derivatives of formula (I), the inorganic salts thereof, and the organic salts thereof:

• wherein:
• R1, R2 and R3, which are identical or different, are each chosen from hydrogen;
• amino groups;
• C1 to C8 aminoiminoalkyl groups;
• imino groups;
• C1 to C8 aminoalkyl groups;
• guanidino groups;
• C1 to C8 linear alkyl groups;
• C1 to C8 branched alkyl groups;
• C2 to C8 linear alkenyl groups;
• C2 to C8 branched alkenyl groups;
• C7 to C20 aralkyl groups;
• and phenyl groups optionally substituted by at least one group chosen from halogens, C1 to C4 alkyl groups, C1 to C4 alkoxy groups, and hydroxyl groups;
• wherein R1, R2 and R3 are each optionally substituted with at least one substituent chosen from hydroxyl groups;
• carboxyl groups;
• amino groups;
• amido groups;
• halogens;
• C1 to C8 linear alkyl groups;
• C1 to C8 branched alkyl groups;
• C1 to C8 linear alkoxy groups;
• C1 to C8 branched alkoxy groups;
• sulphonyl groups;
• sulphonate groups;
• phosphonyl groups;
• phosphate groups;
• C1 to C8 linear alkyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, and C1 to C8 alkoxy groups;
• C1 to C8 branched alkyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, and C1 to C8 alkoxy groups;
• C2 to C8 linear alkenyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, and C1 to C8 alkoxy groups;
• C2 to C8 branched alkenyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, and C1 to C8 alkoxy groups;
• and C7 to C20 aralkyl groups substituted with at least one group chosen from sulphonic acid groups, sulphonate groups, phosphoric acid groups, phosphate groups, amino groups, and C1 to C8 alkoxy groups;
• with the proviso that when R1 is hydrogen or C1 to C4 alkyl then R2 and R3 are not simultaneously hydrogen, or hydrogen and C1 to C4 alkyl,
• the composition further comprising at least one additive chosen from reducing agents other than said at least one reducing agent;
• surface-active agents chosen from nonionic surface-active agents, anionic surface-active agents, cationic surface-active agents, and amphoteric surface-active agents:
• treating agents chosen from cationic treating agents, anionic treating agents, nonionic treating agents, and amphoteric treating agents;
• fatty alcohols;
• lanolin derivatives;
• active ingredients;
• agents for combating hair loss;
• antidandruff agents;
• thickeners;
• suspending agents;
• sequestering agents;
• opacifying agents;
• colorants:
• sunscreen agents;
• fragrances;
• and preservatives.