Liquid cosmetic composition of a two-phase type

Claim 2

A LIQUID COSMETIC COMPOSITION OF A TWO-PHASE TYPE, WHICH COMPRISES:

Claim 3

UP TO ABOUT 95% BY WEIGHT OF AN AQUEOUS PHASE SUBSTANTIALLY COMPRISED OF WATER AND AT LEAST ONE ORGANIC LIQUID SELECTED FROM THE GROUP CONSISTING OF ETHYL ALCOHOL, NMETHYL PYRROLIDONE/AND ISOPROPYL ALCOHOL,

Claim 4

UP TO ABOUT 95% BY WEIGHT OF AN AQUEOUS PHASE SUBSTANTIALLY COMPRISED OF WATER AND AT LEAST ONE ORGANIC LIQUID SELECTED FROM THE GROUP CONSISTING OF ETHYL ALCOHOL, NMETHYL PYRROLIDONE/AND ISOPROPYL ALCOHOL,

Claim 5

UP TO ABOUT 95% BY WEIGHT OF AN OIL PHASE IN THE FORM OF SPHERES HAVING DIAMETERS OF 0.1 MM TO 1.0 CM DISPERSED IN SAID AQUEOUS PHASE, SAID OIL PHASE BEING SUBSTANTIALLY COMPRISED OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF LIQUID PARAFFIN, SQUALANE, 2-HEXYLDECYL PALMINATE, 2-OCTYLDODECYL MYRISTATE, DI-2-HEXYLDECYL ADIPATE, DI-2- ETHYLHEXYL SEBACATE, OLIVE OIL, TSUBAKI OIL, MINK OIL, ISOSETERIC ACID, OLEIC ACID, OLEYL ALCOHOL AND A POLYPROPYLENEGLYCOL BUTYL ETHER HAVING A POLYMERIZATION DEGREE OF APPROXIMATELY 40, AND

Claim 6

UP TO ABOUT 95% BY WEIGHT OF AN OIL PHASE IN THE FORM OF SPHERES HAVING DIAMETERS OF 0.1 MM TO 1.0 CM DISPERSED IN SAID AQUEOUS PHASE, SAID OIL PHASE BEING SUBSTANTIALLY COMPRISED OF AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF LIQUID PARAFFIN, SQUALANE, 2-HEXYLDECYL PALMINATE, 2-OCTYLDODECYL MYRISTATE, DI-2-HEXYLDECYL ADIPATE, DI-2- ETHYLHEXYL SEBACATE, OLIVE OIL, TSUBAKI OIL, MINK OIL, ISOSETERIC ACID, OLEIC ACID, OLEYL ALCOHOL AND A POLYPROPYLENEGLYCOL BUTYL ETHER HAVING A POLYMERIZATION DEGREE OF APPROXIMATELY 40, AND

Claim 7

up to about 95% by weight of an oil phase in the form of spheres having diameters of 0.1 mm to 1.0 cm dispersed in said aqueous phase, said oil phase being substantially comprised of at least one member selected from the group consisting of liquid paraffin, squalane, 2-hexyldecyl palmitate, 2-octyldodecyl myristate, di-2-hexyldecyl adipate, di-2-ethylhexyl sebacate, olive oil, tsubaki oil, mink oil, isostearic acid, oleic acid, oleyl alcohol and a polypropyleneglycol butyl ether having a polymerization degree of approximately 40, and

Claim 8

up to about 95% by weight of an oil phase in the form of spheres having diameters of 0.1 mm to 1.0 cm dispersed in said aqueous phase, said oil phase being substantially comprised of at least one member selected from the group consisting of liquid paraffin, squalane, 2-hexyldecyl palmitate, 2-octyldodecyl myristate, di-2-hexyldecyl adipate, di-2-ethylhexyl sebacate, olive oil, tsubaki oil, mink oil, isostearic acid, oleic acid, oleyl alcohol and a polypropyleneglycol butyl ether having a polymerization degree of approximately 40, and

Claim 9

A liquid comsmetic composition according to claim 1 wherein said oil phase is present in an amount of less than 60% by weight based on the weight of the cosmetic composition.

Claim 10

less than 60% by weight of an oil phase in the form of spheres of 0.1 mm to 1.0 cm diameter dispersed in said aqueous phase, said oil phase being substantially comprised of at least one member selected from the group consisting of liquid paraffin, di-2-hexyldecyl adipate, squalane and oleyl alcohol, and

Claim 11

less than 60% by weight of an oil phase in the form of spheres of 0.1 mm to 1.0 cm diameter dispersed in said aqueous phase, said oil phase being substantially comprised of at least one member selected from the group consisting of liquid paraffin, di-2-hexyldecyl adipate, squalane and oleyl alcohol, and

Claim 12

not more than approximately 95% by weight of an oil phase in the form of spheres of 0.1 mm to 1.0 cm diameter dispersed in said organic liquid phase, said oil phase comprising at least one member selected from the group consisting of liquid paraffin, squalane, 2-hexyldecyl palmitate, 2-octyldodecyl myristate, di-2-hexyldecyl adipate, di-2-ethylhexyl sebacate, olive oil, tsubaki oil, mink oil, isostearic acid, oleic acid, oleyl alcohol, and a polypropyleneglycol butyl ether having a polymerization degree of approximately 40, and

Claim 13

not more than approximately 95% by weight of an oil phase in the form of spheres of 0.1 mm to 1.0 cm diameter dispersed in said organic liquid phase, said oil phase comprising at least one member selected from the group consisting of liquid paraffin, squalane, 2-hexyldecyl palmitate, 2-octyldodecyl myristate, di-2-hexyldecyl adipate, di-2-ethylhexyl sebacate, olive oil, tsubaki oil, mink oil, isostearic acid, oleic acid, oleyl alcohol, and a polypropyleneglycol butyl ether having a polymerization degree of approximately 40, and

Claim 14

not more than approximately 50% by weight of finely divided solid particles insoluble in the liquid ingredients (1) and (2) set forth above, said solid particles having particle sizes of less than 100 microns approximately and being adsorbed on the interface between said organic liquid phase (1) and said oil phase (2), and being at least one member selected from the group consisting of talc, kaolin, iron oxide, magnesium oxide, zinc peroxide, titanium oxide, precipitated calcium carbonate, calcium secondary phosphate, aluminium hydroxide, antimony oxide, alumina, barium sulfate, silicic acid anhydride, magnesium metasilicatealuminate, silica-alumina, bismuth oxychloride, microcrystalline cellulose, fish scale, pearl, polyvinyl chloride and poly- Omega -lauryllactam, the difference in specific gravity between said organic liquid (1) and said oil (2) being not greater than 0.04 and wherein a spreading coefficient S defined as having the following formula is negative, S gamma w- gamma o- gamma ow wherein gamma o and gamma w are surface tensions of the oil and the homogeneous mixture of water and the organic liquid, respectively, and gamma ow is an interfacial tension between the oil and the homogeneous mixture of water and the organic liquid.

Claim 15

not more than approximately 50% by weight of finely divided solid particles insoluble in the liquid ingredients (1) and (2) set forth above, said solid particles having particle sizes of less than 100 microns approximately and being adsorbed on the interface between said organic liquid phase (1) and said oil phase (2), and being at least one member selected from the group consisting of talc, kaolin, iron oxide, magnesium oxide, zinc peroxide, titanium oxide, precipitated calcium carbonate, calcium secondary phosphate, aluminium hydroxide, antimony oxide, alumina, barium sulfate, silicic acid anhydride, magnesium metasilicatealuminate, silica-alumina, bismuth oxychloride, microcrystalline cellulose, fish scale, pearl, polyvinyl chloride and poly- Omega -lauryllactam, the difference in specific gravity between said organic liquid (1) and said oil (2) being not greater than 0.04 and wherein a spreading coefficient S defined as having the following formula is negative, S gamma w- gamma o- gamma ow wherein gamma o and gamma w are surface tensions of the oil and the homogeneous mixture of water and the organic liquid, respectively, and gamma ow is an interfacial tension between the oil and the homogeneous mixture of water and the organic liquid.

Claim 16

not more than approximately 50% by weight of finely divided solid particles insoluble in the liquid ingredients (1) and (2) set forth above, said solid particles having particle sizes smaller than approximately 100 microns and being adsorbed on the interface between said aqueous phase (1) and said oil phase (2) and being at least one member selected from the group consisting of precipitated calcium carbonate, zinc oxide, zinc peroxide, talc, bentonite, iron oxide, antimony oxide, magnesium metasilicatealuminate, bismuth oxychloride, fish scale and poly- Omega -lauryllactam, the proportion in the amount of water to the organic liquid in said aqueous phase (1) being such that the difference in specific gravity between said aqueous phase (1) and said oil phase (2) is not greater than 0.04 and wherein a spreading coefficient S defined as having the following formula is negative, S gamma w- gamma o- gamma ow wherein gamma o and gamma w are surface tensions of the oil and the homogeneous mixture of water and the organic liquid, respectively, and gamma ow is an interfacial tension between the oil and the homogeneous mixture of water and the organic liquid.

Claim 17

not more than approximately 50% by weight of finely divided solid particles insoluble in the liquid ingredients (1) and (2) set forth above, said solid particles having particle sizes smaller than approximately 100 microns and being adsorbed on the interface between said aqueous phase (1) and said oil phase (2) and being at least one member selected from the group consisting of precipitated calcium carbonate, zinc oxide, zinc peroxide, talc, bentonite, iron oxide, antimony oxide, magnesium metasilicatealuminate, bismuth oxychloride, fish scale and poly- Omega -lauryllactam, the proportion in the amount of water to the organic liquid in said aqueous phase (1) being such that the difference in specific gravity between said aqueous phase (1) and said oil phase (2) is not greater than 0.04 and wherein a spreading coefficient S defined as having the following formula is negative, S gamma w- gamma o- gamma ow wherein gamma o and gamma w are surface tensions of the oil and the homogeneous mixture of water and the organic liquid, respectively, and gamma ow is an interfacial tension between the oil and the homogeneous mixture of water and the organic liquid.

Claim 18

A liquid cosmetic composition of a two phase type, according to claim 1 which consists essentially of:

Claim 19

not greater than approximately 50% by weight of finely divided solid particles insoluble in the liquid ingredients (1) and (2) set forth above, said solid particles having particle sizes of less than about 100 micron and being adsorbed on the interface between said aqueous phase (1) and said oil phase (2), said solid particle being selected from at least one member selected from the group consisting of talc, kaolin, iron oxide, magnesium oxide, zinc oxide,/zinc peroxide, titanium oxide, precipitated calcium carbonate, calcium secondary phosphate, aluminium hydroxide, antimony oxide, alumina, barium sulfate, silicic acid anhydride, magnesium metasilicate aluminate, silica-alumina, bismuth oxychloride, microcrystalline cellulose, fish scale, polyvinyl chloride and poly- Omega -lauryllactam the proportion in the amount of water to the organic liquid in said aqueous phase (1) being such that the difference in specific gravity between said aqueous phase (1) and said oil phase (2) is not greater than 0.04 and wherein a spreading coefficient S defined as having the following formula is negative, S gamma w-gamma o- gamma ow wherein gamma o and gamma w are surface tensions of the oil and the homogeneous mixture of water and the organic liquid respectively, and gamma ow is an interfacial tension between the oil and the homogeneous mixture of water and the organic liquid.

Claim 20

not greater than approximately 50% by weight of finely divided solid particles insoluble in the liquid ingredients (1) and (2) set forth above, said solid particles having particle sizes of less than about 100 micron and being adsorbed on the interface between said aqueous phase (1) and said oil phase (2), said solid particle being selected from at least one member selected from the group consisting of talc, kaolin, iron oxide, magnesium oxide, zinc oxide,/zinc peroxide, titanium oxide, precipitated calcium carbonate, calcium secondary phosphate, aluminium hydroxide, antimony oxide, alumina, barium sulfate, silicic acid anhydride, magnesium metasilicate aluminate, silica-alumina, bismuth oxychloride, microcrystalline cellulose, fish scale, polyvinyl chloride and poly- Omega -lauryllactam the proportion in the amount of water to the organic liquid in said aqueous phase (1) being such that the difference in specific gravity between said aqueous phase (1) and said oil phase (2) is not greater than 0.04 and wherein a spreading coefficient S defined as having the following formula is negative, S gamma w-gamma o- gamma ow wherein gamma o and gamma w are surface tensions of the oil and the homogeneous mixture of water and the organic liquid respectively, and gamma ow is an interfacial tension between the oil and the homogeneous mixture of water and the organic liquid.

Claim 21

NOT GREATER THAN APPROXIMATELY 50% BY WEIGHT OF FINELY DIVIDED SOLID PARTICLES INSOLUBLE IN THE LIQUID INGREDIENTS (1) AND (2) SET FROTH ABOVE, SAID SOLID PARTICLES HAVING PARTICLE SIZES OF LESS THAN ABOUT 100 MICRON AND BEING ADSORBED ON THE INTERFACE BETWEEN SAID AQUEOUS PHASE (1) AND SAID OIL PHASE (2), SAID SOLID PARTICLE BEING SELECTED FROM AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF TALC, KAOLIN, IRON OXIDE, MAGNESIUM OXIDE, ZINC OXIDE,/ZINC PEROXIDE, TITANIUM OXIDE, PRECIPITATED CALCIUM CARBONATE, CALCIUM SECONDARY PHOSPHATE, ALUMINIMUM HYDROXIDE, ANTIMONY OXIDE, ALUMINA, BARIUM SULFATE, SILICIC ACID ANHYDRIDE, MAGNESIUM METASILICATE ALUMINATE, SILICA-ALUMINA, BISMUTH OXYCHLORIDE, MICROCRYSTALLINE CELLULOSE, FISH SCALE, POLYVINYL CHLORIDE AND POLY-$-LAURYLLACTAM THE PROPORTION IN THE AMOUNT OF WATER TO THE ORGANIC LIQUID IN SAID AQUEOUS PHASE (1) BEING SUCH THAT THE DIFFERENCE IN SPECIFIC GRAVITY BETWEEN SAID AQUEOUS PHASE (1) AND SAID OIL PHASE (2) IS NOT GREATER THAN 0.04 AND WHEREIN A SPREADING COEFFICIENT S DEFINED AS HAVING THE FOLLOWING FORMULA IS NEGATIVE,

Claim 22

NOT GREATER THAN APPROXIMATELY 50% BY WEIGHT OF FINELY DIVIDED SOLID PARTICLES INSOLUBLE IN THE LIQUID INGREDIENTS (1) AND (2) SET FROTH ABOVE, SAID SOLID PARTICLES HAVING PARTICLE SIZES OF LESS THAN ABOUT 100 MICRON AND BEING ADSORBED ON THE INTERFACE BETWEEN SAID AQUEOUS PHASE (1) AND SAID OIL PHASE (2), SAID SOLID PARTICLE BEING SELECTED FROM AT LEAST ONE MEMBER SELECTED FROM THE GROUP CONSISTING OF TALC, KAOLIN, IRON OXIDE, MAGNESIUM OXIDE, ZINC OXIDE,/ZINC PEROXIDE, TITANIUM OXIDE, PRECIPITATED CALCIUM CARBONATE, CALCIUM SECONDARY PHOSPHATE, ALUMINIMUM HYDROXIDE, ANTIMONY OXIDE, ALUMINA, BARIUM SULFATE, SILICIC ACID ANHYDRIDE, MAGNESIUM METASILICATE ALUMINATE, SILICA-ALUMINA, BISMUTH OXYCHLORIDE, MICROCRYSTALLINE CELLULOSE, FISH SCALE, POLYVINYL CHLORIDE AND POLY-$-LAURYLLACTAM THE PROPORTION IN THE AMOUNT OF WATER TO THE ORGANIC LIQUID IN SAID AQUEOUS PHASE (1) BEING SUCH THAT THE DIFFERENCE IN SPECIFIC GRAVITY BETWEEN SAID AQUEOUS PHASE (1) AND SAID OIL PHASE (2) IS NOT GREATER THAN 0.04 AND WHEREIN A SPREADING COEFFICIENT S DEFINED AS HAVING THE FOLLOWING FORMULA IS NEGATIVE,

Claim 23

A liquid cosmetic composition of a two phase type, according to claim 1 which consists essentially of: