Structured composition based on silicone oil, especially for cosmetic use

A structured solid makeup composition for the skin, the lips and/or integuments, comprising solid particles having a hydrophobic surface comprising at least one pigment in an amount that is sufficient to make up the skin, the lips and/or integuments, and a liquid continuous fatty phase comprising at least one silicone oil, structured with at least one polymer chosen from homopolymers and copolymers with a weight-average molecular mass ranging from 500 to 500 000, comprising at least one moiety comprising:

• at least one polyorganosiloxane group comprising from 1 to 1 000 organosiloxane units in the chain of the moiety or in the form of a graft, and
• at least two groups capable of establishing hydrogen interactions, chosen from ester, amide, sulphonamide, carbamate, thiocarbamate, urea, thiourea, oxamido, guanidino and biguanidino groups, and combinations thereof, on condition that at least one of the groups is other than an ester group,
• the at least one polymer being solid at room temperature and soluble in the liquid fatty phase at a temperature of from 25 to 250° C., and
• the solid particles, the liquid fatty phase and the at least one polymer forming a physiologically acceptable medium.

A structured lipstick composition, comprising solid particles having a hydrophobic surface comprising at least one pigment in an amount that is sufficient to make up the lips and a liquid continuous fatty phase comprising at least one silicone oil, structured with at least one polymer chosen from homopolymers and copolymers with a weight-average molecular mass ranging from 500 to 500 000, comprising at least one moiety comprising:

• at least one polyorganosiloxane group comprising from 1 to 1 000 organosiloxane units in the chain of the moiety or in the form of a graft, and
• at least two groups capable of establishing hydrogen interactions, chosen from ester, amide, sulphonamide, carbamate, thiocarbamate, urea, thiourea, oxamido, guanidino and biguanidino groups, and combinations thereof, on condition that at least one of the groups is other than an ester group,
• the at least one polymer being solid at room temperature and soluble in the liquid fatty phase at a temperature of from 25 to 250° C.,
• the said composition being in the form of a solid, the solid particles, the liquid fatty phase and the at least one polymer forming a physiologically acceptable medium.

A method of structuring a composition in the form of a self-supporting solid with a hardness ranging from 20 to 2 000 gf, comprising including in said composition a liquid continuous fatty phase comprising at least one silicone oil, structured with a sufficient amount of at least one polymer chosen from homopolymers and copolymers with a weight-average molecular mass ranging from 500 to 500 000, comprising at least one moiety comprising:

• at least one polyorganosiloxane group comprising from 1 to 1 000 organosiloxane units in the chain of the moiety or in the form of a graft, and
• at least two groups capable of establishing hydrogen interactions, chosen from ester, amide, sulphonamide, carbamate, thiocarbamate, urea, thiourea, oxamido, guanidino and biguanidino groups, and combinations thereof, on condition that at least one of the groups is other than an ester group,
• the at least one polymer being solid at room temperature and soluble in the liquid fatty phase at a temperature of from 25 to 250° C., and
• solid particles having a hydrophobic surface.

A method for structuring a physiologically acceptable, rigid, self-supporting, glossy and/or migration-resistant composition, comprising including in said composition a continuous liquid fatty phase comprising at least one silicone oil, structured with a sufficient amount of at least one polymer chosen from homopolymers and copolymers with a weight-average molecular mass ranging from 500 to 500 000, comprising at least one unit comprising:

• at least one polyorganosiloxane group comprising from 1 to 1 000 organosiloxane units in the chain of the moiety or in the form of a graft, and
• at least two groups capable of establishing hydrogen interactions, chosen from ester, amide, sulphonamide, carbamate, thiocarbamate, urea, thiourea, oxamido, guanidino and biguanidino groups, and combinations thereof, on condition that at least one of the groups is other than an ester group,
• the at least one polymer being solid at room temperature and soluble in the liquid fatty phase at a temperature of from 25 to 250° C., and
• solid particles having a hydrophobic surface.

A physiologically acceptable, rigid, self-supporting, glossy and/or migration-resistant composition, comprising a continuous liquid fatty phase comprising at least one silicone oil, structured with a sufficient amount of at least one polymer chosen from homopolymers and copolymers with a weight-average molecular mass ranging from 500 to 500 000, comprising at least one unit comprising:

• at least one polyorganosiloxane group comprising from 1 to 1 000 organosiloxane units in the chain of the moiety or in the form of a graft, and
• at least two groups capable of establishing hydrogen interactions, chosen from ester, amide, sulphonamide, carbamate, thiocarbamate, urea, thiourea, oxamido, guanidino and biguanidino groups and combinations thereof, on condition that at least one of the groups is other than an ester group,
• the at least one polymer being solid at room temperature and soluble in the liquid fatty phase at a temperature of from 25 to 250° C., and
• solid particles having a hydrophobic surface.

A method of structuring a composition in the form of a self-supporting solid, comprising including in said composition a liquid continuous fatty phase comprising at least one silicone oil, structured with a sufficient amount of at least one polymer chosen from homopolymers and copolymers with a weight-average molecular mass ranging from 500 to 500 000, comprising at least one moiety comprising:

• at least one polyorganosiloxane group comprising from 1 to 1 000 organosiloxane units in the chain of the moiety or in the form of a graft, and
• at least two groups capable of establishing hydrogen interactions, chosen from ester, amide, sulphonamide, carbamate, thiocarbamate, urea, thiourea, oxamido, guanidino and biguanidino groups, on condition that at least one of the groups is other than an ester group,
• the at least one polymer being solid at room temperature and soluble in the liquid fatty phase at a temperature of from 25 to 250° C., and
• solid particles having a hydrophobic surface.

A method of limiting the migration of a cosmetic composition or a physiologically acceptable composition, comprising including in said composition a sufficient amount of an anti-migration agent comprising a continuous liquid fatty phase comprising at least one silicone oil, structured with a sufficient amount of at least one polymer chosen from homopolymers and copolymers with a weight-average molecular mass ranging from 500 to 500 000, comprising at least one unit comprising:

• at least one polyorganosiloxane group comprising from 1 to 1 000 organosiloxane units in the chain of the moiety or in the form of a graft, and
• at least two groups capable of establishing hydrogen interactions, chosen from ester, amide, sulphonamide, carbamate, thiocarbamate, urea, thiourea, oxamido, guanidino and biguanidino groups, and combinations thereof, on condition that at least one of the groups is other than an ester group,
• the at least one polymer being solid at room temperature and soluble in the liquid fatty phase at a temperature of from 25 to 250° C., and
• solid particles having a hydrophobic surface.

An agent, in a cosmetic composition or a physiologically acceptable composition, for limiting the migration of the said composition, comprising a continuous liquid fatty phase comprising at least one silicone oil, structured with a sufficient amount of at least one polymer chosen from homopolymers and copolymers with a weight-average molecular mass ranging from 500 to 500 000, comprising at least one unit comprising:

• at least one polyorganosiloxane group comprising from 1 to 1 000 organosiloxane units in the chain of the moiety or in the form of a graft, and
• at least two groups capable of establishing hydrogen interactions, chosen from ester, amide, sulphonamide, carbamate, thiocarbamate, urea, thiourea, oxamido, guanidino and biguanidino groups, on condition that at least one of the groups is other than an ester group,
• the at least one polymer being solid at room temperature and soluble in the liquid fatty phase at a temperature of from 25 to 250° C., and
• solid particles having a hydrophobic surface.

A cosmetic process for limiting the migration of a cosmetic composition, comprising including in said composition a sufficient amount of an anti-migration agent, comprising a liquid fatty phase comprising at least one silicone oil, structured with a sufficient amount of at least one polymer chosen from homopolymers and copolymers with a weight-average molecular mass ranging from 500 to 500 000, comprising at least one moiety comprising:

• at least one polyorganosiloxane group comprising from 1 to 1 000 organosiloxane units in the chain of the moiety or in the form of a graft, and
• at least two groups capable of establishing hydrogen interactions, chosen from ester, amide, sulphonamide, carbamate, thiocarbamate, urea, thiourea, oxamido, guanidino and biguanidino groups, and combinations thereof, on condition that at least one of the groups is other than an ester group,
• the at least one polymer being solid at room temperature and soluble in the liquid fatty phase at a temperature of from 25 to 250° C., and
• solid particles having a hydrophobic surface.