JP2012158556A - Scalp-protecting lotion used before dyeing hair - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve problems that the lotion for protecting the scalp is required since the increase of scalp troubles of Japanese people does not become less, the loss of hairs, becoming thin hairs, the cutting of hairs and gray hairs start at lower ages, as the causes of them, scalp damages caused by biased foods, stresses, the use of a cheap synthetic shampoo, permanent wave, hair dyeing, etc., can be cited, and since hair-dyeing is performed by 2 to 3 weeks interval from forties when the gray hairs become conspicuous, the scalp troubles such as extreme drying of the scalp, dandruff, itchiness, the loss of hairs, becoming thin hairs, etc., are aggravated.SOLUTION: Conventionally, against the dyestuffs used for the gray hair at middle ages or advanced ages to increase the scalp troubles starting at the lower ages, substances only protecting the dyeing of the skin at the temple or behind ears are available. Oily cold cream can protect the skin but inhibit the dyeing, and there is no substance protecting the scalp itself. Then, the lotion obtained by using soybean lecithin close to human sebum is applied to the scalp before the hair dyeing to moderate the scalp damage by the attachment of the hair dyeing agent and further not to inhibit the dyeing.

Description

In the present invention, the influence on the scalp when the alkaline solution adheres to the scalp during hair dyeing is considered to be a factor of scalp troubles such as cut hair and hair loss, but this invention lotion containing soy lecithin component By applying it to the scalp before dyeing hair, we developed a lotion that covers the scalp as if it had a film on the scalp and protects the scalp to ease damage.

Since the end of the war, the increase in scalp troubles in Japanese people has not been followed, and hair loss, thinning hair, severance, and gray hair have become younger. The causes include the effects on the scalp due to uneven diet, use of stress-free synthetic shampoo, perm, hair dyeing, etc. Furthermore, from around the 40s when gray hair starts to appear, hair every 2.3 weeks. As the scalp troubles such as extreme dryness, dandruff, itchiness, hair loss, and thinning of the scalp become serious for dyeing, there is a need for a scalp care product that protects the scalp but does not block the hair dyeing.

JP 2010-150258 A

For middle-aged and gray hair dyeing that increases scalp troubles that are becoming younger, until now, cold cream etc. to prevent staining have been sold not for the scalp but for the skin such as the back of the hair and the ears, Oily cold cream protects the skin, but prevents the scalp itself from preventing staining.

Therefore, by using a lotion using hydroxylated lecithin similar to human sebum before hair dyeing, even if the hair dye touches the scalp, the stimulation to the scalp is warmed and dyeing is not hindered.

The lotion that protects the scalp used before hair dyeing according to the present invention is a cause of scalp trouble that can not be stopped by aging, and has been exposed to hair dyes in the state of scalp naked until the middle-aged gray hair dyeing. For this reason, the scalp becomes more sensitive to the scalp stimulated by repeated hair dyeing agents, and those who feel a sense of discomfort such as tingling or itching when dyeing the hair relax the sense of discomfort by using the lotion of the present invention. Furthermore, the dyeing of hair dyes hardly disturbed.

Hereinafter, the present invention will be described in detail. The present invention is a lotion for protecting the scalp, which contains water in at least one component selected from components consisting of soybean lecithin.

At least one or more selected from the group consisting of soy lecithin can be used, or at least one or more selected from the group consisting of water and acidic, weak acid can be used, and a preservative Or at least one or more essential oil components selected as an alternative to preservatives, or at least one or more plant oils selected from the Okinawa vegetation plant group can be used. Among them, mugwort extract is preferably used. .

The preservative does not impose a burden on the skin or scalp, and at least one selected from the group consisting of essential oil materials can be used. Among them, rosemary is preferably used.

In addition, ingredients having an effect of preventing rough skin can be added to the composition of this invention.

The ingredient having an effect of preventing rough skin can be added at least one selected from glycyrrhizic acid 2K, aloe vera leaf extract, cherry leaf extract, glycyrrhizic acid and other groups, and among them, it is preferable to add aloe vera leaf extract.

The preservatives are parapenes (methylparaben, ethylbaraben, propylbaraben, butylparaben). Benzoate (benzoic acid, sodium benzoate, pantothenylethyl benzoate) capriglycol up to 1.0%, isothiazoline (methylchloroisothiazolinone, methylisothiazolinone) up to 0.01%. It is preferable to mix at least one phenoxyethanol up to 1.0%.

As an alternative to the preservative, it is preferable to use an essential oil, and in particular to add 5 WT% of rosemary extract.

Further, in the composition of the present invention, the present invention contains 10 WT% to 20 WT% in at least one component selected from the components consisting of soybean lecithin, and 10 WT% is preferable. Ingredients having an effect of preventing rough skin can be added to the composition of the present invention, and among them, glycyrrhizic acid 2K, aloe vera leaf extract, cherry leaf extract, glycyrrhizic acid, and other groups can be added. Among them, it is preferable to add 3 WT% of aloe vera leaf extract. The plant extract may contain 1WT% to 5WT% of at least one component selected from mozuku extract, soybean extract, aloe vera extract, persimmon leaf extract, assembly extract, mugwort extract, rosemary leaf extract. Among them, it is preferable to add 3 wt% of mugwort extract.

The essential oil is selected from the group consisting of lavender, jojoba oil, bergamot, geranium, ylang ylang, clarisage, lithocere, onysarubia and other groups, and at least one oil, especially rosemary extract 0.01 to 1.0WT%. Among these, 0.15WT% is preferable.

Preservatives are parapenes (methylparaben, ethylbaraben, propylbaraben, butylparaben). Benzoate (benzoic acid, sodium benzoate, pantothenylethyl benzoate) capryl glycol up to 1.0%, isothiazoline (methylchloroisothiazolinone, methylisothiazolinone) up to 1.0%. Phenoxyethanol is preferably blended up to 1.0%, or one or more.

The lotion which protects the scalp which has the following prescription was adjusted, and [Experiment 1]-[Experiment 3] were evaluated using << Step 1 >> and << Step 2 >>.

Water (including pure water) 83.85WT%
Soy lecithin 10WT%
Essential oil (rosemary extract) 0.15WT%
Anti-rough ingredient (Aloe vera extract) 3WT%
Plant extract (mugwort extract) 3WT%

<< Step 1 >>
Apply a lotion that protects the scalp to the dry hair of three women in their 30s, 40s, and 50s before hair dyeing, and apply them all over the head to draw a watermelon line. Dry your hair.

<< Step 2 >>
As usual, apply a commercially available hair dye to the hair of 30.40.50 females, 5 people each, leave it for 30 minutes according to the instructions for use, and then wash the hair. Normally, when the hair dye was applied for 30 minutes, the scalp felt uncomfortable, but a lotion was applied three times every two weeks to protect the scalp.

[Experiment 1]
Implementation date November 1, H22
Women in their 30s No discomfort 5 people Yes 0 people I don't know 0 people Hair dyeing condition, good
Women in their 40s No discomfort 4 people Yes 0 people I don't know 1 Hair dyeing condition, good
Women in their 50s No discomfort 4 people Yes 1 people I don't know 0 people Hair dyeing condition is good

[Experiment 2]
Implementation date November 15, H22
Women in their 30s No discomfort 5 people Yes 0 people I don't know 0 people Hair dyeing condition, good
Women in their 30s No discomfort 4 people Yes 0 people I don't know 1 Hair dyeing condition, good
Women in their 50s No discomfort 4 people Yes 1 people I don't know 0 people Hair dyeing condition is good

[Experiment 3]
Implementation date November 30, H22
Women in their 30s No discomfort 5 people Yes 0 people I don't know 0 people Hair dyeing condition, good
Women in their 40s No discomfort 3 people Yes 1 Don't know 1 people Hair dyeing status, good 50s Women No discomfort 4 people Yes 1 Don't know 0 people Hair dyeing status, good

Results 1st time, no sense of incongruity, 13 people, discomfort, 1 person, do not know 1 person, 2nd time, no sense of incongruity, 13 people, discomfort, 1 person, do not know 1 person, 3rd time, no discomfort, 12 people, Discomfort, two people, one person who does not understand

From the above results, the stimulation to the scalp when applying the hair dye to the scalp is warmed by applying a lotion that protects the scalp to the scalp before applying the hair dye, and
It was confirmed that the staining was not hindered.

Claims (7)

A scalp protective composition comprising water as a component of soybean lecithin. 2. The scalp protecting composition according to claim 1, comprising glycerin and a plant extract material. 3. The scalp protection composition according to claim 1, comprising an essential oil. 4. The scalp protection composition according to claim 1, comprising tocopherol and rosemary extract. 5. The plant extract according to any one of claims 1 to 4, wherein the plant extract is at least one component selected from mozuku extract, soybean extract, aloe vera extract, persica leaf extract, assembly extract, mugwort extract. The scalp protection composition as described in 2. The scalp protection composition according to any one of claims 1 to 5, wherein the essential oil is at least one component selected from rosemary extract, clary sage, ylang ylang chamomile german, chamomile roman. . 7. The scalp protecting composition according to claim 1, wherein the glycerin is at least one component selected from plant raw materials, beef tallow raw materials, and synthetic (petroleum-based).