Skin whitening preparation for external use

A skin external preparation, whitening technology, applied in the direction of skin care preparations, cosmetic preparations, cosmetics, etc., to achieve the effect of preventing erythema

Inactive Publication Date: 2011-05-11
FUAN KERU
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, it is not known to have a significant preventive effect on erythema caused by exposure to ultraviolet rays by using these substances in combination

Method used

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  • Skin whitening preparation for external use
  • Skin whitening preparation for external use

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0039] [Test of preventing erythema caused by ultraviolet irradiation by applying an external preparation on the skin]

[0040] Preparation of external preparations for skin

[0041] 1. Reagents

[0042] 1.1 Ascorbic acid 2-glucoside (made by Lin Yuan)

[0043] 1.2 MELANOBRIGHT (1.25% by mass of raw material manufactured by Ichimaru Pharcos Co., Ltd. containing hydrolyzate of olive leaf extract, remaining composition: 50% by mass of 1,3-butanediol, 48.75% by mass of water)

[0044] 1.3 1,3-butanediol

[0045] 2. External skin preparation

[0046] 2.1 Placebo

[0047] Dissolve 0.5 g of 1,3-butanediol in purified water to make 100 g. As the following external preparation A.

[0048] 2.2 External preparation for skin containing 2% by mass of ascorbic acid 2-glucoside

[0049] Dissolve 2 g of ascorbic acid 2-glucoside and 0.5 g of 1,3-butanediol in purified water to prepare 100 g. As the following skin external preparation B.

[0050] 2.3 External preparation for skin co...

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PUM

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Abstract

The invention provides a skin-whitening agent for external use capable of preventing erythema due to the exposure to ultraviolet rays. The skin-whitening agent for external use is characterized by comprising olive leaf extract hydrolysate and ascorbic acid 2-glucoside and is used for preventing erythema due to the exposure to ultraviolet rays.

Description

technical field [0001] The present invention relates to skin external preparations for whitening. Background technique [0002] A whitening composition containing a hydrolyzate of an olive extract is known (Patent Document 1: International Publication No. WO2003 / 032966). In addition, cosmetics for skin beautification and whitening containing ascorbic acid 2-glucoside are known (Patent Document 2: JP-A-3-135992). However, it is not known that a significant preventive effect on erythema caused by exposure to ultraviolet rays is produced by using these substances in combination. [0003] Patent Document 1 International Publication No. WO2003 / 032966 [0004] Patent Document 2 Japanese Patent Application Laid-Open No. 3-135992 Contents of the invention [0005] An object of the present invention is to provide an external skin preparation for whitening with a high whitening effect and an external skin preparation for preventing erythema caused by exposure to ultraviolet rays....

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61K8/97A61K8/60A61Q19/02A61Q17/04
Inventor 樱井哲人繁田叶子石垣桂子
Owner FUAN KERU
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