Water-in-oil emulsion for skin moisturizing

Claim 2

A water-in-oil emulsion comprising water dispersed in an oil phase comprising the following ingredients: purified cocoa butter, a liquid triglyceride vegetable oil, a C 12 -C 26 fatty acid ester wax, and mineral oil; the amounts of said ingredients being defined as follows: ______________________________________ Parts by Weight per 100 % by Weight of Parts by Weight of Cocoa Total Composition Butter Ingredient ______________________________________ 5- 25 -- cocoa butter 30- 50 200- 400 vegetable oil 3- 15 25- 100 ester wax Same as wax 25- 100 mineral oil 5- 25 water ______________________________________

Claim 3

The emulsion of claim 1 wherein said oil phase further comprises up to 100 parts, per 100 parts by weight of said cocoa butter, of isopropyl myristate.

Claim 4

The emulsion of claim 2 wherein said emulsion is a soft solid, and wherein said oil phase comprises, per 100 parts by weight of cocoa butter: 275-300 parts by weight of said vegetable oil 40-80 parts by weight of said ester wax 40-80 parts by weight of mineral oil 125-200 parts by weight of water.

Claim 5

The emulsion of claim 2 wherein said water is contained in an aqueous phase comprising at least 80% by weight of water, 0.1-2% by weight of borax, and, at least at the surfaces thereof, 1-10% by weight of triethanolamine stearate.

Claim 6

The emulsion of claim 2 wherein said oil phase comprises at least 25 parts by weight of isopropyl myristate.

Claim 7

The emulsion of claim 2 wherein said emulsion is a soft solid.

Claim 8

The emulsion of claim 2 wherein said oil phase comprises, per 100 parts by weight of said cocoa butter: 275-350 parts by weight safflower oil, 40-80 parts by weight beeswax, 40-80 parts by weight isopropyl myristate, and 40-80 parts by weight mineral oil, and wherein the total weight of said oil phase is 2-5 times the weight of said aqueous phase.

Claim 9

The emulsion of claim 2 wherein the amount of water is 125-200 parts by weight per 100 parts by weight of said cocoa butter, based on the total weight of the emulsion.

Claim 10

A water-in-oil emulsion according to claim 1 consisting essentially of, by weight, the following ingredients in approximately the indicated amounts: 12% purified cocoa butter, U.S.P.; 40% edible safflower oil; 7% isopropyl myristate, U.S.P.; 8% mineral oil; and 20% water.

Claim 11

A soft, solid water-in-oil emulsion according to claim 1 consisting of water dispersed in an oil phase, said oil phase consisting of: ______________________________________ Weight % Ingredient ______________________________________ 12.0 purified cocoa butter, U.S.P. cosmetic grade 40.0 edible safflower oil 7.5 beeswax, U.S.P. 7.0 isopropyl myristate, U.S.P. 8.0 mineral oil 2.3 stearic acid, U.S.P. 0.8 polyoxyethylene sorbitan monostearate with an acid number of 0-2.0, a saponification number of 45-55, a hydroxyl number of 81-96, and an average oxyethylene content of 20 oxyethylene units per sorbitan nucleus 0.1 propyl p-hydroxy benzoate 0.05 of an anti-oxidant consisting of 20 weight - % butylated hydroxyanisole, 6 weight-% propyl gallate, 4 weight-% citric acid, and 70 weight-% propylene glycol said water phase consisting of: 19.7 deionized water 0.2 methyl-p-hydroxybenzoate 0.3 colloidal complex of magnesium aluminum silicate, C.T.F.A. specification of April 24, 1961, revised June 8, 1962, February 10, 1965, and May 30, 1971, formerly T.G.A. specification no. 82 0.3 borax 1.1 triethanolamine, U.S.P. 0.6 perfume and a coloring agent. ______________________________________