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Shaving agent composition

A technology of composition and shaving agent, which is applied in the field of shaving agent composition, can solve the problems such as the tip of the knife is easy to hurt the skin, dryness, painful rash, and the reduction of razor sliding, and achieves excellent shaving feeling, good sliding property, The effect of inhibiting dryness

Inactive Publication Date: 2011-01-12
KAO CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] Fatty acid soap used as the main base in general shaving agents has a greater impact on the skin, so when shaving with fatty acid soap as the main base, it will cause dryness, pain, and razor-induced Concerns about rashes, etc.
In addition, since it reacts with calcium ions in the water and adsorbs on the skin, the razor glide decreases rapidly, so there is also the problem that the shaving feeling is poor, and the tip of the knife is easy to hurt the skin.

Method used

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  • Shaving agent composition
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  • Shaving agent composition

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1~13、 comparative example 1~6

[0053] The shaving composition of the composition shown in Table 1 and Table 2 was produced by the usual method, and the viscosity of the composition, the slipperiness of the razor, the quality of the shaving feeling, the strength of the dry feeling after shaving, and the rinsing of the razor were evaluated. Difficulty. The results are shown in Table 1 and Table 2 together. Viscosity is Brookfield viscosity, measured with a B-type viscometer (Tokimec company, T-A type rotor, rotor rotation speed 5r / min, measurement time 60 seconds, measurement temperature 30°C).

[0054] (Evaluation method)

[0055] Using each shaving agent composition, let 10 adult male panels shave, according to the following evaluation criteria, "sliding properties of the razor", "good or bad shaving feeling", "strength of dry feeling after shaving ", "easiness of rinsing off the shaving agent adhering to the razor" evaluation items were used for sensory evaluation. In addition, after shaving, after wash...

Embodiment 14~88

[0093] Manufacture the shaving preparation composition of composition shown in Table 3~Table 11 by usual method, evaluate the slippery property of razor, the quality of shaving feeling, the intensity of the dry feeling after shaving and the shaving property of razor in the same way as Examples 1~13. Easy to rinse off. The results are shown together in Table 3 to Table 12.

[0094] table 3

[0095]

[0096] *1: PEMULEN TR-1, manufactured by Lubrizol Advanced Materials

[0097]*2: ALKOX E-100 (Number Average Molecular Weight: 2.5 to 3 million), manufactured by Meisei Chemical Industry Co., Ltd.

[0098] *3: CARBOPOL 980, manufactured by Lubrizol Advanced Materials

[0099] Table 4

[0100]

[0101] *1: PEMULEN TR-1, manufactured by Lubrizol Advanced Materials

[0102] *2: ALKOX E-100 (Number Average Molecular Weight: 2.5 to 3 million), manufactured by Meisei Chemical Industry Co., Ltd.

[0103] *3: CARBOPOL 980, manufactured by Lubrizol Advanced Materials

[0104] t...

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PUM

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Abstract

The invention provides a shaving agent composition, which can supply an excellent shaving feel, can avoid dry shaved hair and have fewer loads on skin. The shaving agent composition contains: (A) 0.05 wt.% to 1 wt.% of crylic methacrylic alkyl ester copolymer, (B) 0.05 wt.% to 0.5 wt.% of non-ionic surface active agent, (C) 1 wt.% to 10 wt.% of oiling agent, (D) 0.01 wt.% to 0.3 wt.% of high polyoxyethylene having a number-average molar mass more than one hundred thousand, and (E) 70 wt.% to 98.89 wt.% of water, wherein in the mass ratio of (A), (B) and (C), (A) / (B) is in the scope of 0.3 to 3 and (C) / ((A)+(B)) is in the scope of 4 to 15.

Description

technical field [0001] The present invention relates to a shaving composition used when shaving body hair such as beard and unwanted hair with a razor. Background technique [0002] Shaving cream is used when shaving beard or body hair with a razor. Fatty acid soap is mostly used as the main base in shaving preparations. For example, in addition to general soaps, there are shaving soap, shaving cream, aerosol-type shaving foam, post-foaming gel cream, etc. (Non-Patent Document 1). Furthermore, nonfoaming gel-like shaving agents are also known (Patent Documents 1 to 3). [0003] Consider that when shaving beard or body hair with a razor, the old cuticle of the skin is also shaved off, making it susceptible to irritation, etc. Therefore, it is preferable that the shaving agent itself has little effect on the skin. [0004] Moreover, the young generation in their 20s and 30s has become more aware of skin care among men, and shaving products are also required to be less burde...

Claims

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Application Information

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IPC IPC(8): A61K8/92A61K8/86A61K8/81A61Q9/02
Inventor 堀隆土仓丰树
Owner KAO CORP
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