Method for evaluating anti-pollution effect of washing type cosmetic

A technology for anti-pollution efficacy and cosmetics, which is applied in measurement devices, analysis of suspensions and porous materials, instruments, etc., can solve problems such as the pros and cons of unfavorable cosmetic anti-pollution functions, difficult anti-pollution function evaluation, etc., and achieve objective and convenient test results. Reflecting, wide-ranging effects

Inactive Publication Date: 2016-06-15
MENTHOLATUM (CHINA) PHARM CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

For cleansing cosmetics, such as facial cleanser, facial cleanser, facial cleansing foam, shower gel, etc., the existing technology has not established an evaluation method for the anti-pollution function of this type of cosmetics, making it difficult to effectively evaluate its anti-pollution function. Conducive to the establishment of industrial production quality standards and the judgment of the anti-pollution function of this type of cosmetics

Method used

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  • Method for evaluating anti-pollution effect of washing type cosmetic
  • Method for evaluating anti-pollution effect of washing type cosmetic
  • Method for evaluating anti-pollution effect of washing type cosmetic

Examples

Experimental program
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Embodiment 1

[0047] Utilize test method of the present invention to evaluate the anti-pollution effect of two kinds of cleansing creams of sample 1 and sample 2, comprise the steps:

[0048] a. get 28 skins for trial (the skin for trial in this embodiment is white pigskin), clean the surface of the skin for trial, then test the melanin content of the skin for trial with a skin tester, denoted as M 测试前 ;

[0049] b. Place the test skin treated in step a in a PM2.5 smoke environment, then take it out, and then test the melanin content of the test skin with a skin tester, denoted as M 污染后 ;

[0050] c. Clean the test skins treated in step b with the cosmetics to be tested (wherein 14 test skins are cleaned with sample 1, and the other 14 test skins are cleaned with sample 2), and then rinsed with clean water, naturally Dry, then test the melanin content of the tested skin with a skin tester, denoted as M 清洗后 ;

[0051] d. Calculate the pollution removal rate by the following formula:

[00...

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Abstract

The invention relates to a method for evaluating the anti-pollution effect of a washing type cosmetic. The method comprises steps as follows: a, subject skin is taken, the surface of the subject skin is washed clean, and then the melanin content of the subject skin is tested by a skin tester and recorded as M<before test>; b, the subject skin treated in the step a is placed in a PM2.5 smoke environment and then taken out, and then the melanin content of the subject skin is tested by the skin tester and recorded as M<after pollution>; c, the subject skin treated in the step b is washed with the to-be-tested cosmetic, then washed clean with clear water and air-dried naturally, and then the melanin content of the subject skin is tested by the skin tester and recorded as M<after washing>; d, the pollution removal rate is calculated. The method for evaluating the anti-pollution effect of the washing type cosmetic has the advantages of simplicity in operation and capability of objectively and reliably reflecting the anti-pollution effect of the washing type cosmetic.

Description

technical field [0001] The invention relates to a method for evaluating the efficacy of cosmetics, in particular to a method for evaluating the anti-pollution efficacy of washing cosmetics. Background technique [0002] Cosmetics refer to smearing, spraying or other similar methods that are spread on any part of the human body surface, such as skin, hair, nails, lips and teeth, etc., to achieve cleaning, maintenance, beauty, modification and change of appearance, or to correct human body odor, maintain Chemical industrial products or fine chemical products for the purpose of good condition. With the development of science and technology, more and more cosmetics are recognized and used by consumers, among which washing cosmetics aimed at cleaning the human body are favored by consumers. For cleaning cosmetics, such as facial cleanser, facial cleanser, facial cleansing foam, shower gel, etc., the prior art has not established an evaluation method for the anti-pollution functi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N15/06
CPCG01N15/0612
Inventor 王乃龙黄惠先
Owner MENTHOLATUM (CHINA) PHARM CO LTD
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