Liquid preparation
AssigneeEisai R&D Management Co., Ltd.
InventorsNorio Goto, Koichi Shibusawa
Life of this patent
Estimating the term…
Abstract
It is an object of the present invention to provide a liquid preparation which excels in stability with no occurrence of precipitates and lees even after long storage. The liquid preparation contains a lipophilic material, a sucrose fatty acid ester, a polyoxyethylene hydrogenated castor oil, a polyglycerin fatty acid ester, a polyol and water. Also provided are a pharmaceutical preparation, cosmetic preparation, food and drink which contain the liquid preparation.
Claims10
A liquid preparation comprising:
- a lipophilic material comprising at least one vitamin E;
- a sucrose fatty acid ester which is at least one member selected from the group consisting of sucrose stearate, sucrose palmitate, sucrose myristate, sucrose oleate, sucrose laurate, sucrose behenate, and sucrose erucate;
- 30% by mass to 100% by mass, relative to said lipophilic material, of a polyoxyethylene hydrogenated castor oil;
- 10% by mass to 200% by mass, relative to said lipophilic material, of a polyglycerin fatty acid ester;
- 30% by mass to 80% by mass, relative to the total amount of the liquid preparation, of glycerin;
- and
- water.
A method of manufacturing a liquid preparation comprising:
- mixing of at least one vitamin E, a sucrose fatty acid ester, a polyoxyethylene hydrogenated castor oil, a polyglycerin fatty acid ester, glycerin, and water, wherein the liquid preparation comprises:
- a lipophilic material comprising at least one vitamin E;
- a sucrose fatty acid ester which is at least one member selected from the group consisting of sucrose stearate, sucrose palmitate, sucrose myristate, sucrose oleate, sucrose laurate, sucrose behenate, and sucrose erucate;
- 30% by mass to 100% by mass, relative to said lipophilic material, of a polyoxyethylene hydrogenated castor oil;
- 10% by mass to 200% by mass, relative to said lipophilic material, of a polyglycerin fatty acid ester;
- 30% by mass to 80% by mass, relative to the total amount of the liquid preparation, of glycerin;
- and water.
A pharmaceutical preparation, cosmetic preparation, food, or drink comprising:
- a liquid preparation, wherein the liquid preparation comprises:
- a lipophilic material comprising at least one vitamin E;
- a sucrose fatty acid ester which is at least one member selected from the group consisting of sucrose stearate, sucrose palmitate, sucrose myristate, sucrose oleate, sucrose laurate, sucrose behenate, and sucrose erucate;
- 30% by mass to 100% by mass, relative to said lipophilic material, of a polyoxyethylene hydrogenated castor oil;
- 10% by mass to 200% by mass, relative to said lipophilic material, of a polyglycerin fatty acid ester;
- 30% by mass to 80% by mass, relative to the total amount of the liquid preparation, of glycerin;
- and water.
Dependencies are inferred from the claim text.