JP5251350B2 - Dentifrice composition - Google Patents

Description

  The present invention relates to a dentifrice composition that is excellent in a refreshing feeling during use, has a refreshing feeling after use, and has a high refreshing feeling due to a medicinal effect (squeezing feeling such as gums and moderate irritation).

  Mixing menthol, peppermint oil, peppermint oil, and the like with a dentifrice composition to impart a refreshing feeling is widely performed, and there are many commercial products. Further, many studies have been made to enhance the refreshing feeling or to maintain the refreshing feeling. Patent Document 1 (Japanese Patent Application Laid-Open No. 2005-8535) discloses hair and body washing containing menthols and various cooling agents. A fragrance composition having a cooling effect by combining menthols with various cooling agents in Patent Document 2 (Japanese Patent Application Laid-Open No. 2007-2005), which has an excellent cooling effect and its sustainability. Is described in the composition for oral cavity. However, none of these techniques has a sufficient refreshing effect and does not satisfy the suppression of the bitterness of menthol.

  Further, by adding sodium chloride to the dentifrice composition, it is possible to provide a gumming effect for preventing periodontal disease, and at the same time, to provide a refreshing feeling after use. Patent Document 3 (Japanese Patent Application Laid-Open No. 2002-212041) discloses a technique for suppressing the bitter taste of menthol with sodium chloride or baking soda in an oral composition. Since the aftertaste is too strong, it is not preferable in terms of commercial value.

  Therefore, such a problem is solved, the refreshing feeling at the time of use and the sustainability of the refreshing feeling after use are excellent, and it has an exhilarating feeling by combining the medicinal feeling (squeezing feeling and moderate irritation). And development of the dentifrice composition which has the usability | use_condition which does not have a bitter taste and salty taste is desired.

JP 2005-8535 A JP 2007-2005 Gazette JP 2002-212041 A

  The present invention has been made in view of the above circumstances, is excellent in refreshing feeling at the time of use and refreshing feeling after use, and has a medicinal feeling (squeezing feeling and moderate irritation) imparting effect, and is excellent in refreshing feeling. An object of the present invention is to provide a dentifrice composition having a good feeling of use.

  In order to achieve the above object, the present inventors have intensively studied a technique for imparting an efficient refreshing feeling to the dentifrice composition. As a result, a refreshing feel imparting substance such as menthol, and a monomentyl succinate succinate imparting ingredient, A dentifrice composition with a combination of sodium chloride and a surfactant is highly effective in improving the refreshing feeling during use, and after use, the refreshing feeling is effectively maintained immediately after use. In addition, it can give a feeling of tightness and moderate irritation of the gums, so that it can give a good refreshing feeling, as well as a bitter taste derived from menthol and an unpleasant taste derived from sodium chloride (for example, bitterness and saltiness) It was found that the feeling of use was also good. Furthermore, when at least one fragrance component selected from the following (e-1) and (e-2) is blended with the above composition, not only the above-mentioned bitterness and unpleasant taste are further eased, but also more excellent after use. It has been found that a refreshing feeling and a medicinal effect (squeezing feeling and moderate irritation feeling) combine to dramatically improve the feeling of use compared to conventional dentifrice compositions and provide an excellent refreshing feeling. . The present invention has been completed based on these new findings.

Accordingly, the present invention provides the following dentifrice composition.
[I] (a) 1 to 15% by mass of sodium chloride, (b) 0.1 to 2.5% by mass of at least one selected from menthol, peppermint oil and mint oil, and (c) 0 of monomenthyl succinate 0.03 to 1% by mass, component (b) / component (c) is 0.7 to 25 as a mass ratio, and component (a) / [component (b) / component (c)] is 1 as a mass ratio. And (d) 0.1 to 5% by mass of (d-1) anionic surfactant and (d-2) nonionic surfactant shown below as a surfactant. dentifrice composition characterized by comprising.
(D-1) One or more anionic surfactants selected from alkyl sulfates, sodium N-lauroyl sarcosinate, sodium lauryl sulfoacetate, and sodium α-olefin sulfonate
(D-2) One or more nonionic surfactants selected from polyoxyethylene hydrogenated castor oil, polyoxyethylene alkyl ether, lauric acid mono- or diethanolamide, and sorbitan fatty acid ester
[II] Further, (e) the following (e-1) and (e-2)
(E-1) vanillyl butyl ether and / or spilanthol (e-2) black pepper, red pepper, characterized in that it contains at least one selected from essential oil or extract of a plant selected from ginger [I] Dentifrice composition .

  The dentifrice composition of the present invention is excellent in the refreshing feeling during use, and after use, the refreshing feeling is exhibited continuously for a long time immediately after use, and there is almost no bitterness, tastelessness, refreshing feeling and medicinal effect. A feeling (squeezing feeling and moderate feeling of stimulation) can be effectively imparted, and the feeling of use is excellent.

Hereinafter, the present invention will be described in more detail. The dentifrice composition of the present invention comprises (a) sodium chloride, (b) a refreshing component selected from menthol, peppermint oil and mint oil, (c) monomenthyl succinate, (D) containing a surfactant, and (e) the following (e-1) and (e-2)
(E-1) It is preferable to contain at least 1 sort (s) chosen from the essential oil or extract of the plant chosen from vanillyl butyl ether and / or spiranthol (e-2) black pepper, a red pepper, and ginger.

  (A) Sodium chloride is a component that imparts a tight feeling to the gums and can enhance the refreshing feeling during use or immediately after use, and commercially available products can be used, for example, as a selected special grade salt manufactured by Nippon Seawater Co., Ltd. Products can be used.

The blending amount of sodium chloride is preferably 1 to 15% (mass%, the same applies hereinafter), particularly 1.5 to 10%, particularly 2 to 8%, based on the total amount of the composition. When the blending amount is less than 1%, the effect of imparting medicinal effect and the effect of improving the refreshing feeling due to the sufficient feeling of tightening gums are not exhibited . If it exceeds 15%, the salty taste is too strong and sufficient oral cleaning is not possible, but rather the refreshing feeling is weakened, and the refreshing feeling improving effect is not exhibited .

The component (b) selected from menthol, peppermint oil, and peppermint oil is a component that imparts a refreshing sensation, and can be blended alone or in combination of two or more. Menthol is preferably used. Furthermore, it is more preferable to use menthol together with peppermint oil and / or peppermint oil, which are essential oils containing menthol, in that a satisfactory refreshing feeling can be imparted and bitterness can be reduced.
Commercially available products can be used for the component (b). For example, menthol is manufactured by Takasago International Corporation, menthol JP (trade name), peppermint oil is manufactured by Takasago International Corporation, and mint oil is manufactured by Toyo Hakkai Co., Ltd. ) Made essential oils can be used.

The total amount of component (b) is preferably 0.1 to 2.5%, more preferably 0.2 to 1.5%, and particularly preferably 0.3 to 1% with respect to the total amount of the composition. When the blending amount is less than 0.1%, a sufficient refreshing feeling cannot be obtained . If it exceeds 2.5%, the bitterness and irritation are strong and the feeling of use is poor, and physical disorders such as oral mucosal detachment occur .
Furthermore, the component (b) is blended so that the total content of menthol in the composition is 0.2 to 1%, particularly 0.3 to 0.8%, particularly 0.5 to 0.7%. However, it is preferable in order to obtain a sufficient refreshing feeling and a good feeling of use without bitterness and irritation.

  (C) Monomenthyl succinate is a component that imparts a cooling sensation and contributes to enhancing the refreshing sensation derived from the component (b) and improving the sustainability of the refreshing sensation after use. A commercially available product can be used as the monomenthyl succinate. For example, the monomentil succinate can be used as a Fischer (trade name) manufactured by Ve Manfis Fragrance Co., Ltd.

  The compounding amount of monomenthyl succinate is 0.03 to 1%, preferably 0.04 to 0.5%, more preferably 0.05 to 0.2% with respect to the total amount of the composition. When the blending amount is less than 0.03%, a sufficient refreshing effect cannot be obtained, and when it exceeds 1%, the refreshing feeling is rather suppressed, and the expression of flavor is inhibited, which is not preferable for use.

  The dentifrice composition of the present invention contains only monomenthyl succinate as a component that enhances the refreshing sensation, and other cooling sensation enhancing components may not be added, but other cooling sensations can be enhanced as necessary. You may use a component, for example, a well-known cooling agent, together. Examples of the cooling sensation agent include 3-L-menthoxypropane-1,2-diol (for example, cooling agent CA10 (trade name) manufactured by Takasago International Corporation), menthyl lactate (for example, FRESCOLAT ML manufactured by Simrise Co., Ltd.) 1) or 2 types such as menthylglycerin acetal (for example, FRESCOLAT MGA (trade name) manufactured by Simrise Co., Ltd.), N-ethyl-p-menthane-3-carboxamide (for example, WS3 manufactured by Dibodan Co., Ltd.) The above can be mentioned. In addition, when mix | blending another cooling sensation agent, it is desirable to add in the quantity which the total compounding quantity with a succinate monomenthyl does not exceed the compounding quantity range of the said monomentyl succinate.

The mass ratio of component (b) / component (c) is 0.7 to 25 , with 1 to 20 being particularly preferred and 2 to 15 being particularly preferred. In the ratio is out of range, refreshing feeling at the time of use, have such a cooling sensation lasting effect is sufficiently exhibited after use.
Furthermore, it is desirable that the mass ratio of component (a) / {component (b) + component (c)} is 1-20, particularly 1.5-18, especially 2-15, so that The feeling is further improved, the refreshing effect can be effectively maintained even after use, and the feeling of use can be dramatically improved.

(D) surfactants, ingredients, particularly ingredients (b), (c), (e) a one that solubilization, a known anionic surfactant, one nonionic surfactant or 2 More than seeds can be used.

Anionic surfactants, such as alkyl sulfates such as sodium lauryl sulfate, N- sodium lauroyl sarcosinate, sodium lauryl sulfoacetate, alpha-sodium olefin sulfonate is used, inter alia alkyl sulfates, sodium lauryl sulfate Can be preferably used from the viewpoint of solubilization.
Examples of the nonionic surfactants include polyoxyethylene hardened castor oil, polyoxyethylene alkyl ethers, lauric acid mono- or diethanolamide, sorbitan fatty acid esters are used, especially polyoxyethylene hydrogenated castor oil (especially addition mole number of ethylene oxide Can be suitably used from the viewpoint of solubilization. Polyoxyethylene alkyl ethers (especially those having an ethylene oxide addition mole number of 3 to 5 and an alkyl group having a carbon chain length of 16 to 18) can be used. .

  As the surfactant of component (d), it is more preferable to use an anionic surfactant and a nonionic surfactant in combination from the viewpoint of solubilization. In particular, alkyl sulfates such as sodium lauryl sulfate and ethylene oxide are used. A polyoxyethylene hydrogenated castor oil having an addition mole number of 10 to 30 and a polyoxyethylene alkyl ether having an addition mole number of ethylene oxide of 3 to 5 and an alkyl group having a carbon chain length of 16 to 18 are used in combination. It is preferable.

The total amount of the component (d) surfactant is 0.1 to 5%, particularly 1 to 4%, based on the total amount of the composition. If the blending amount is less than 0.1%, the components (b), (c), and (e) are not sufficiently solubilized in the preparation, and the effects of refreshing feeling and medicinal effect are not satisfactorily exhibited . If it exceeds 5%, the expression of flavor is inhibited, and the refreshing feeling and medicinal effect are not satisfactorily exhibited .

The component (e) is one or more perfume ingredients selected from the following (e-1) and (e-2).
(E-1) Vanillyl butyl ether and / or spirrantol (e-2) Essential oil or extract of one or more kinds of plants selected from black pepper, red pepper, and ginger As a result, salty taste and bitter taste are masked, and a medicinal effect due to pungent stimulation can be more effectively imparted. As the component (e), the component (e-1) or (e-2) may be blended, or (e-1) and (e-2) may be blended in combination, but in particular vanillyl butyl ether. And / or spirantol is preferred.
In addition, as a component (e-1), you may mix | blend the essential oil or extract of a plant containing vanillyl butyl ether and / or spiranthol.

  In the component (e), the essential oil here refers to the oil obtained by steam distillation of the whole plant or plant such as flowers, fruits, leaves, stems, roots, seeds, etc. Oil from which the reservoir and / or the rear reservoir has been removed may be used. The extract refers to a plant body extracted with water and / or an organic solvent such as ethanol, and what is commonly referred to as extract, oleoresin, resinoid, concrete, absolute corresponds to the extract. These can be used.

  A commercial item can be used as a fragrance | flavor component of the said component (e), for example, as (e-1), vanillyl butyl ether is a product made by Takasago International Corporation, and spirantol is Takasago International Corporation. Paracres oil made from the plant, as well as the essential oil or extract of the plant of (e-2), black pepper is black pepper extract made by Iwata Fragrance Co., Ltd., pepper is capsicum extra produced by Eihakudo Honten Co., Ltd. For example, ginger oil manufactured by Taiyo Fragrance Co., Ltd., ginger oleoresin manufactured by Shiono Fragrance Co., Ltd., or the like can be used as the gut and ginger.

  When the component (e) is blended, the total blending amount is 0.00001 to 0.2%, particularly 0.0001 to 0.1%, especially 0.001 to 0.05%, based on the total amount of the composition. preferable. If the blending amount is less than 0.00001%, the salty taste and bitter taste masking effect and sufficient medicinal effect may not be obtained, and if it exceeds 0.2%, the pungent taste and irritation are too strong and the usability is inferior. May cause physical problems such as oral mucosal detachment. In addition, when mix | blending the essential oil or extract of the plant containing vanillyl butyl ether and / or spiranthol as a component (e-1), content in the composition of vanillyl butyl ether and / or spiranthol will be in the said range. It can be an amount.

  Further, the blending amount of each fragrance of component (e) can be an appropriate amount within the above-mentioned blending amount range, but more optimal blending amount of each fragrance in terms of taste-masking effect and imparting medicinal effect. Is 0.0001-0.05% for vanillyl butyl ether, 0.001-0.05% for spiranthol, 0.001-0.05% for black pepper essential oil or extract, and for essential oil or extract for pepper 0.001-0.01%, ginger essential oil or extract is 0.001-0.05%.

  The dentifrice composition of the present invention can be prepared as a toothpaste, liquid toothpaste, moisturized toothpaste, liquid toothpaste, etc., particularly as a toothpaste, and in addition to the above essential components, other known additives may be added as necessary. It can mix | blend in the range which does not prevent the effect of. For example, abrasives, thickeners, binders, sweeteners, preservatives, various active ingredients, fragrances, colorants, and the like can be blended, and these ingredients can be mixed with water.

  As an abrasive, anhydrous silicic acid, silica gel, aluminosilicate, zirconosilicate, dibasic calcium phosphate anhydrate, dibasic calcium phosphate dihydrate, calcium pyrophosphate, aluminum hydroxide, alumina, titanium dioxide, crystalline zirconium silicate , Polymethyl methacrylate, insoluble calcium metaphosphate, calcium carbonate, magnesium carbonate, tertiary magnesium phosphate, zeolite, tertiary calcium phosphate, fourth calcium phosphate, eighth calcium phosphate, hydroxyapatite, fluoroapatite, synthetic resin-based abrasive, etc. It is done. The blending amount of these abrasives is preferably 2 to 50%, particularly 10 to 40% of the entire dentifrice composition.

  As the thickener, one or more kinds of sugar alcohols such as sorbit and glycerin, propylene glycol, polyethylene glycol having a molecular weight of 200 to 6000, ethylene glycol, and polyhydric alcohols such as reduced starch saccharified product can be used (compounding) The amount is usually 5-50% of the total composition).

  Examples of the binder include sodium polyacrylate, xanthan gum, sodium alginate, propylene glycol alginate, sodium carboxymethylcellulose, hydroxyethyl cellulose, carbopol, guar gum, gelatin, avicel, montmorillonite, kaolin, bentonite, polyvinyl alcohol, polyvinylpyrrolidone and the like. (The blending amount is usually 0.1 to 5% of the whole composition).

  Sweeteners include sodium saccharin, aspartame, stevioside, stevia extract, paramethoxycinnamic aldehyde, neohesperidyl dihydrochalcone, perilartine, etc., and preservatives include paraoxybenzoates such as butylparaben and ethylparaben, sodium benzoate, etc. Benzoic acid or a salt thereof.

  Various active ingredients include: fluorides such as sodium fluoride, potassium fluoride, stannous fluoride, strontium fluoride, sodium monofluorophosphate, and water-soluble phosphate compounds such as orthophosphoric acid potassium salt and sodium salt. , Chelating phosphorus such as tranexamic acid, epsilon aminocaproic acid, dl-tocophenol acetate, α-bisabolol, dihydrocholesterol, chlorohexidine salts, azulene, glycyrrhetin, glycyrrhetinic acid, glycyrrhizic acid and salts thereof, copper chlorophyllin sodium, chlorophyll, glycerophosphate Acid compounds, copper compounds such as copper gluconate, aluminum lactate, strontium chloride, potassium nitrate, hydroxamic acid and its derivatives, sodium tripolyphosphate, methoxyethylene, epidihydrocholesterin Benzethonium chloride, allantoin aluminum chlorohydrate, ascorbic acid, lysozyme chloride, isopropyl methyl phenol, cetylpyridinium chloride, trichlorocarbanilide, zinc citrate, cork tree bark extract, and the like. In addition, the compounding quantity of these active ingredients can be made into an effective quantity in the range which does not prevent the effect of this invention.

  Examples of fragrances include anise oil, eucalyptus oil, winter green oil, cassia oil, clove oil, thyme oil, sage oil, cardamom oil, coriander oil, orange oil, lemon oil, mandarin oil, lime oil, grapefruit oil, and eggplant. Oil, lavender oil, rosemary oil, laurel oil, perilla oil, camomil oil, spearmint oil, caraway oil, marjoram oil, celery oil, bay oil, origanum oil, pine needle oil, neroli oil, rose oil, jasmine oil, Natural fragrances such as patchouli oil, oris concrete, rose absolute, orange flower absolute, vanilla absolute, and patchoulia absolute, and processing of these natural fragrances (front reservoir cut, rear reservoir cut, fractional distillation, liquid-liquid extraction, essence Perfume, powdered perfume, etc.), and Limonene, pinene, butanol, isoamyl alcohol, hexenol, linalool, anethole, thymol, eugenol, carvone, menthone, plegon, fencon, cineol, hexanal, octanal, anisaldehyde, cinnamic aldehyde, ethyl acetate, ethyl butyrate, allylcyclohexane pro Pionate, linalyl acetate, menthyl acetate, carbyl acetate, phenoxyethyl isobutyrate, methyl epijasmonate, methyl salicylate, ethyl salicylate, methyl anthranilate, ethyl methylphenyl glycidate, ethyl lactate, vanillin, maltol, carbon 4 to 12 gamma and delta lactones, ambretlide, dimethyl sulfide, trimethylpyrazine Single flavors such as ethyl thioacetate, and further flavors such as strawberry flavor, apple flavor, banana flavor, pineapple flavor, grape flavor, mango flavor, ume flavor, orange flavor, lemon flavor, grapefruit flavor, butter flavor, milk flavor, etc. The known perfume materials used in the dentifrice composition can be used in combination. Although the compounding quantity of these fragrance | flavor raw materials is not specifically limited, It is preferable to use 0.000001 to 1% in a dentifrice composition. Moreover, as a fragrance | flavor for perfume using the said fragrance | flavor raw material, it is preferable to use 0.1 to 2.0% in a dentifrice composition.

  As the colorant, Blue No. 1, Yellow No. 4, Green No. 3, and the like can be blended in a normal amount.

  EXAMPLES Hereinafter, although an experimental example, an Example, and a comparative example are shown and this invention is demonstrated concretely, this invention is not restrict | limited to the following Example. In the following examples, the blending amount is mass%.

[Experimental example]
Dentifrice compositions having the compositions shown in Tables 1 to 3 were prepared by a conventional method. For preparation of dentifrice composition, sodium chloride (selected special grade salt, Nippon Seawater Co., Ltd.), menthol (menthol JP, Takasago International Corporation), peppermint oil (Takasago International Corporation, about 45% menthol) ), Peppermint oil (Toyo Hakugan Kogyo Co., Ltd., containing about 40% menthol), monomenthyl succinate (Fis School (trade name), We Manfis Fragrance Co., Ltd.), sodium lauryl sulfate (Toho Chemical Co., Ltd.) , Polyoxyethylene (20) hydrogenated castor oil (Emalex HC-20 (trade name), Nippon Emulsion Co., Ltd.), polyoxyethylene (5) stearyl ether (Emalex 605 (trade name), Japan Emulsion Co., Ltd.) ), Vanillyl butyl ether (HOTACT VBE (trade name), Takasago International Corporation), black pepper (black pepper) -Extracts, Iwata Fragrance Co., Ltd., Pepper (Pepper Extract, Eizodo Honten Co., Ltd.), Ginger (Ginger Oleoresin, Shiono Fragrance Co., Ltd.), Spirantol (Contains approximately 70% spiranthol) Takasago International Corporation) was used. For other components, citric acid monohydrate, sodium hydroxide, silicic anhydride, titanium oxide, polyethylene glycol 4000, carboxymethylcellulose, sodium saccharin, 70% aqueous solution of sorbit, propylene glycol, sodium monofluorophosphate are used in The standard product for quasi-drug raw materials) and the purified water used were the standard for makeup base (standard for cosmetic raw materials).

  The following evaluation was performed about the dentifrice composition (toothpaste) of the composition shown to Tables 1-3. 10 subjects took 1g of dentifrice composition in a toothbrush (Lion Corporation, Denta Systemma Lion toothbrush regular), brushed for 3 minutes, refreshed during use, refreshed immediately after use, 10 minutes after use The sensory test by relative evaluation or absolute evaluation was performed on the following criteria for the refreshing sensation, tastelessness (salt taste), tastelessness (bitterness), squeezing sensation, and overall medicinal sensation by pungent stimulation. The average value of 10 people was calculated and evaluated according to the following criteria. The results are shown in Tables 1-3.

(I) Cool feeling during use (score)
4 points: Cool feeling is very strong compared to Comparative Example 3 3 points: Cool feeling is strong compared to Comparative Example 3 2 points: Cool feeling is equivalent compared to Comparative Example 3 1 point: Compared to Comparative Example 3 Low refreshment (evaluation criteria)
Average feeling of coolness during use ◎: 3.5 or more and 4.0 or less ○: 3.0 or more and less than 3.5 △: 2.0 or more and less than 3.0 ×: 1.0 or more Less than 2.0

(Ii) Cool feeling immediately after use (score)
4 points: Cool feeling is very strong compared to Comparative Example 3 3 points: Cool feeling is strong compared to Comparative Example 3 2 points: Cool feeling is equivalent compared to Comparative Example 3 1 point: Compared to Comparative Example 3 Low refreshment (evaluation criteria)
Average point of coolness immediately after use ◎: 3.5 or more and 4.0 or less ○: 3.0 or more and less than 3.5 △: 2.0 or more and less than 3.0 ×: 1.0 or more Less than 2.0

(Iii) Refreshing feeling 10 minutes after use (score)
4 points: Cool feeling is very strong compared to Comparative Example 3 3 points: Cool feeling is strong compared to Comparative Example 3 2 points: Cool feeling is equivalent compared to Comparative Example 3 1 point: Compared to Comparative Example 3 Low refreshment (evaluation criteria)
Average score of coolness 10 minutes after use ◎: 3.5 or more and 4.0 or less ○: 3.0 or more and less than 3.5 △: 2.0 or more and less than 3.0 ×: 0 points or more and less than 2.0 points

(Iv) No taste (salty)
(Score)
4 points: Feel no disgust (salt taste) 3 points: Feel a bit disgust (salt taste) 2 points: Feel dislike (salt taste) 1 point: Feel disgust (salt taste) very much (evaluation criteria)
No taste (salty) average score ◎: 3.5 to 4.0 points ○: 3.0 to less than 3.5 points △: 2.0 to less than 3.0 points ×: 1.0 points More than 2.0 points

(V) No taste (bitterness)
(Score)
4 points: Feel no disgust (bitterness) 3 points: Feel a bit disgust (bitterness) 2 points: Feel disgust (bitterness) 1 point: Feel disgust (bitterness) very much (evaluation criteria)
Average taste without bitterness (bitterness) ◎: 3.5 or more and 4.0 or less ○: 3.0 or more and less than 3.5 △: 2.0 or more and less than 3.0 ×: 1.0 More than 2.0 points

(Vi) Medicinal feeling (overall medicinal feeling by squeezing and pungent stimulation)
(Score)
4 points: feel very much 3 points: feel 2 points: feel a little 1 point: not feel at all (evaluation criteria)
Medicinal sensation average score ◎: 3.5 to 4.0 points ○: 3.0 to less than 3.5 points △: 2.0 to less than 3.0 points ×: 1.0 to 2.0 Less than

  From the results of Tables 1 to 3, the dentifrice composition of the present invention has a refreshing sensation during use, a refreshing sensation immediately after use, a refreshing sensation after 10 minutes after use, a tasteless taste (salt taste), and a tasteless taste (bitter taste). In terms of medicinal effects (squeezing feeling and pungent stimulation), both were good. On the other hand, the dentifrice composition lacking in any of the essential requirements of the present invention is inferior to any of the above evaluations and could not achieve the object of the present invention.

Claims (4)

(A) sodium chloride 1 to 15% by weight, (b) menthol, at least one selected from peppermint oil and peppermint oil 0.1 to 2.5 wt%, 0.03 (c) a monomenthyl succinate 1% by mass, component (b) / component (c) is 0.7 to 25 as a mass ratio, and component (a) / [component (b) / component (c)] is 1 to 20 as a mass ratio. And (d) containing 0.1 to 5% by mass of (d-1) anionic surfactant and (d-2) nonionic surfactant shown below as a surfactant. A dentifrice composition characterized.
(D-1) One or more anionic surfactants selected from alkyl sulfates, sodium N-lauroyl sarcosinate, sodium lauryl sulfoacetate, and sodium α-olefin sulfonate
(D-2) One or more nonionic surfactants selected from polyoxyethylene hydrogenated castor oil, polyoxyethylene alkyl ether, lauric acid mono- or diethanolamide, and sorbitan fatty acid ester The dentifrice composition according to claim 1, wherein the content of menthol in the composition is 0.2 to 1% by mass. The dentifrice composition according to claim 1 or 2 , further comprising (e) at least one selected from the following (e-1) and (e-2).
(E-1) An essential oil or extract of a plant selected from vanillyl butyl ether and / or spirrantol (e-2) black pepper, pepper, and ginger (D) As the surfactant, alkyl sulfate, polyoxyethylene hydrogenated castor oil having 10 to 30 moles of added ethylene oxide, 3 to 5 moles of added ethylene oxide, and the carbon chain length of the alkyl group The dentifrice composition according to claim 1 , 2 or 3, wherein 16 to 18 polyoxyethylene alkyl ether is used in combination.