JP2001095906A - Spray deodorant - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a spray deodorant having high deodorizing performance on a space and a solid surface such as a textile product. SOLUTION: The boiling point capable of forming an azeotropic mixture with (a) a deodorant base, (b) an alkyl glycoside, and (c) water is 100.
A spray deodorant containing a solvent having a temperature of not more than ° C and (d) water.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to a deodorant for spraying.

[0002]

BACKGROUND OF THE INVENTION Deodorants, together with fragrances, alleviate unpleasant odors and play an important part in leading a comfortable life. Living odors at home, such as body odor, tobacco odor, pet odor, and cooking odor, are easily absorbed not only in space but also on solid surfaces, and are particularly serious for textiles. Among them, sweaters, suits, sofas, etc. There is a demand for deodorization of clothes that are difficult to wash. The deodorant is disclosed in JP-A-61-1
As disclosed in JP-A-93665 and JP-A-4-257514, deodorants are mixed with deodorant components such as plant extracts and the compositions have a buffering ability. A masking method using a fragrance is also common.

[0003] It is an object of the present invention to provide a spray deodorant suitable for deodorizing or aroma of solid surfaces such as spaces and textiles.

[0004]

SUMMARY OF THE INVENTION The present invention relates to (a) a deodorizing base, (b) an alkyl glycoside, (c) a solvent having a boiling point of 100 ° C. or less which can form an azeotropic mixture with water, and (d) a solvent. A water-containing spray deodorant is provided.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION Deodorization includes sensory deodorization such as masking action or offset action, neutralization reaction, addition / condensation reaction,
Alternatively, chemical deodorization due to oxidation-reduction reaction, physical deodorization due to adsorption or absorption, biological deodorization due to enzyme or sterilization, and other deodorization are largely classified. The deodorant base is selected from these agents having a deodorizing effect.

Preferred as the sensory deodorant base of the present invention are fragrances and plant extracts. As the fragrance, a single fragrance may be used, but it is preferable to use a compounded fragrance. As a specific fragrance component constituting the fragrance,
As a fragrance component having a mint fragrance, in addition to carvone, menthon, and menthol, mint oil, peppermint oil, and spearmint oil are mentioned. , Lemon oil, orange oil, lime oil, grapefruit oil, bergamot oil, lemongrass oil. In addition, as a flavor component having an herbal aroma, methyl salicylate, thymol, 1,8-cineole, linalool, citonellol, geraniol, terpineol, camphor, eucalyptus oil, geranium oil, citronella oil, and woody Examples of fragrance components having a fragrance include cypress oil, cedar oil, pine oil, and hiba oil in addition to a, b-pinene.
In addition, when using a fragrance | flavor component as a deodorant base, 0.001-2 weight% is preferably mix | blended with a deodorant, More preferably, 0.005-1 weight% is mix | blended.

[0007] Plant extracts include pine, hiba, cypress, cedar,
Plant extracts from tea, sasanqua, peach and the like are preferred, and generally commercially available ones can be used, and these can be used in the same manner as the flavor component. When the plant extract is used as a deodorant base, it is preferably 0.001 to 5
%, More preferably 0.005 to 2% by weight.

Preferred as the chemical deodorant base of the present invention are flavonoids, zinc compounds, compounds having a cationic group, acids having a pH buffering action or salts thereof.
As the flavonoid, chalcone, flavanone, flavanol, flavone, flavonol, isoflavone or catechin is useful. When flavonoid is used as a deodorant base, preferably 0.001 to 1% by weight in the deodorant,
More preferably, the content is 0.005 to 0.5% by weight.

Examples of the zinc compound include zinc chloride. When a zinc compound is used as a deodorant base, it is preferably incorporated in the deodorant in an amount of 0.001 to 2% by weight, more preferably 0.005 to 1% by weight.

The compound having a cationic group of the present invention is
A compound having at least one alkyl group having 8 to 18 carbon atoms and having a cationic group is preferred. Among these compounds, compounds of the following general formulas (I), (II) and (III) are particularly preferable, and amine oxides of the general formula (III) are most excellent in deodorizing effect.

[0011]

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Wherein R ¹¹ , R ²¹ and R ³¹ are each an alkyl or alkenyl group having 8 to 18 carbon atoms;
R ¹² , R ¹³ , R ¹⁴ , R ²² , R ²³ , R ³² , and R ³³ each represent an alkyl group or a hydroxyalkyl group having 1 to 3 carbon atoms, and R ³⁴ represents an alkylene group having 1 to 5 carbon atoms. Y is-
^{CONR 35 -, - NR 35 CO} -, - COO -, - OCO
And-a linking group selected from-. Here, R ³⁵ is a hydrogen atom or an alkyl group having 1 to 3 carbon atoms. X- represents an anion group derived from halogen, a fatty acid having 1 to 14 carbon atoms, or a sulfate of a lower alcohol having 1 to 3 carbon atoms. ].

When the above-mentioned compound having a cationic group is used as a deodorant base, the compound is preferably contained in the deodorant at 0.1 to 0.1%.
2.0% by weight, more preferably 0.2 to 1.5% by weight.

Acids or salts thereof having a pH buffering action include lactic acid, gluconic acid, succinic acid, glutaric acid, adipic acid, malic acid, tartaric acid, maleic acid, fumaric acid, itaconic acid, citric acid, phthalic acid, and acetic acid. , Benzoic acid, salicylic acid, diethyl barbituric acid, glycine, alanine,
Organic acids such as valine, leucine, serine, glutamic acid, and aspartic acid; alkyl or alkenyl succinic acids having an alkyl or alkenyl group having 8 to 18 carbon atoms; phosphoric acid; and at least one kind selected from inorganic acids such as boric acid. Acids, or salts of these acids with bases selected from monoethanolamine, diethanolamine, triethanolamine, amines such as methylmonoethanolamine and dimethylethanolamine, and sodium hydroxide and potassium hydroxide can be exemplified. In the present invention, particularly, the phosphoric acid, citric acid, succinic acid, and the alkyl chain have 8 to 1 carbon atoms.
The combination of an acid selected from alkenyl succinic acid of No. 8 and a base selected from triethanolamine, monoethanolamine, methyl monoethanolamine, sodium hydroxide, and potassium hydroxide provides a more effective deodorizing effect. Is preferred because

When an acid having a pH buffering action or a salt thereof is used as a deodorant base, it is preferably used in an amount of 0.01 to 3.0% by weight, more preferably 0.03 to 3.0% by weight.
2.0% by weight is blended. Further, it is desirable to adjust the pH of the deodorant at 20 ° C. to 5.5 to 9.5, preferably 6.0 to 9.0.

The green tea extract among the plant extracts described above as the sensory deodorant base contains catechin, and thus also acts as a chemical deodorant base. Among the fragrance components, those having an α, β unsaturated carbonyl group, a carboxy group, a formyl group, a phenolic hydroxyl group, or those having an oxalo group ester also act as a chemical deodorant base.

Preferred as a physical deodorant base is talc.

As the biological deodorant base, a fragrance component having antibacterial and bactericidal properties is preferable. Among the above-mentioned sensory deodorant bases, l-carvone, geraniol, citral, thymol, 1,8 -Cineol, peppermint oil, spearmint oil, lemongrass oil, hiba oil. Also, Ryoichi Akahoshi, "Fragrance Chemistry"
Fragrance components described in Table 7.1 on pages 234 to 235 of Dai Nippon Tosho Co., Ltd. (published first print on September 16, 1983) can also be used. The above-mentioned plant extract and zinc compound also act as biological deodorants.

As other deodorant bases, inclusion compounds such as cyclodextrin or derivatives thereof can be mentioned. When an inclusion compound is blended, it is preferably blended in a deodorant at 0.05 to 5% by weight, more preferably 0.1 to 3% by weight.

The most preferred deodorant base of the present invention comprises a perfume component having the properties of both a sensory deodorant base and a biological deodorant base in the perfume in an amount of 3 to 100% by weight, particularly 10 to 100% by weight. % Of a fragrance, a compound having a cationic group as a chemical deodorant base, an acid having a pH buffering action or a salt thereof, and these are used alone or in combination. The fragrance was 2-methyl-2,4-dihydroxybutane, 2-methyl-2,4-dihydroxypentane,
It is preferable to use one diluted with one or more compounds selected from 4-dihydroxybutane, dipropylene glycol and tripropylene glycol.

In the present invention, an alkyl glycoside is contained as the component (b). Alkyl glycosides exhibit more effective deodorizing ability by stably dispersing the deodorant base of component (a). As the alkyl glycoside, one having one alkyl group or alkenyl group having 8 to 18 carbon atoms and a degree of condensation of a saccharide of 1 to 10 is preferable, and specifically, page 3 of JP-A-2-247299. Those described in the lower left column, line 4 to page 4, upper right column, line 6 can be used, and particularly those represented by the following general formula (IV) are preferable. R ⁴¹ (OR ⁴² ) _x G _y (IV) wherein R ⁴¹ represents a linear or branched alkyl or alkenyl group having 8 to 18 carbon atoms, and R ⁴² represents an alkylene group having 2 to 4 carbon atoms. G represents a residue derived from a reducing sugar having 5 to 6 carbon atoms, x represents a number having an average value of 0 to 5, and y represents a number having an average value of 1 to 10. . In the above general formula (IV), R ⁴¹ is preferably a straight chain from the viewpoints of solubility, foaming properties and detergency, and has 10 to 14 carbon atoms.
Is preferred. R ⁴² has 2 carbon atoms from the viewpoint of solubility.
To 3 are preferred. Further, the average value of x is preferably from 0 to 2. The value of y is preferably from 1 to 1.5 on average. The value of y (the degree of sugar condensation) is measured by NMR. A specific measuring method is described in JP-A-8-53696, page 6, page 1.
Refer to column 0, line 26 to page 7, column 11, line 15. G is preferably a residue derived from glucose.

The content of the alkyl glycoside is 0.01 to 2% by weight, preferably 0.01 to 1% by weight, particularly preferably 0.02 to 0.6% by weight in the deodorant from the viewpoint of the deodorizing effect.
% By weight.

The most effective deodorant base in combination with the above-mentioned alkyl glycoside is a fragrance component or a plant extract. In particular, when the blending amount of the fragrance component or the plant extract exceeds 0.01% by weight, the addition of the alkyl glycoside is effective.

In the present invention, the above-mentioned deodorant base is uniformly impregnated into clothing, etc., to suppress the formation of ring stains observed after drying, and to promote drying. A solvent having a boiling point of 100 ° C. or less for forming the composition is blended. Examples of such a solvent include ethanol, propanol, isopropanol, acetone, acetonitrile and the like, and ethanol is particularly preferred from the viewpoint of the immediate effect of the deodorizing effect. It is preferable that the solvent of the component (c) is incorporated in the deodorant in an amount of 1 to 25% by weight, particularly 2 to 20% by weight. When ethanol is used, denatured ethanol can be used, and it is particularly preferable to use 8-acetylated sucrose-modified ethanol or sodium polyoxyethylene alkyl ether sulfate-modified ethanol.

The water of component (d) is preferably 70 to 99.
% By weight, more preferably 75 to 96% by weight. It is preferable to use purified water from which heavy metals and hardness components have been removed, especially ion-exchanged water.

The deodorant of the present invention comprises, besides the deodorant base and the alkyl glycoside, 8 or more carbon atoms, especially 8 to 2 carbon atoms.
An anionic surfactant having two alkyl groups or alkenyl groups and a nonionic surfactant can be blended.
The amount is preferably 2% by weight or less, particularly preferably 1% by weight or less.

Further, additives which do not affect the effects of the present invention may be blended. For example, as a solubilizer,
Examples include polyhydric alcohols such as ethylene glycol, propylene glycol, glycerin and sorbitol, and aromatic sulfonates such as p-toluenesulfonate and m-xylenesulfonate. Further, a bactericide such as benzalkonium chloride or benzethonium may be blended for imparting a bactericidal effect. In addition, a coloring matter, a thickener, and the like may be added as desired. When the content of ethanol is low and antibacterial properties are concerned, it is preferable to add an antiseptic / antifungal agent.

The spray deodorant of the present invention is suitable for spraying into a space or directly onto an object to be deodorized using a trigger type or pump type spray. For example,
FIGS. 1, 3 and 4 of JP-A-50-78909.
As shown in FIG.
It is possible to use a pressure accumulating trigger excellent in uniformity of liquid dripping and spraying as shown in FIG. 1 of Japanese Utility Model Application Laid-Open No. 4-37554 from a mist type (pump type) spray container of about 0.5 ml. Good.

[0029]

[Example] <Deodorant base> AO: Amidopropylamine oxide (obtained by reacting amide of lauric acid and dimethylaminopropylamine with hydrogen peroxide) Phosphate: sodium dihydrogen phosphate Fragrance A: 20 parts by weight of limonene, peppermint oil 4
0 parts by weight diluted with 40 parts by weight of 2-methyl-2,4-dihydroxybutane ・ Fragrance B: Peppermint oil (Pepper Madras RECT)
(Manufactured by IPCALLISON & SONS INC.) / L-menthon / eucalyptus oil (Eucalyputus Oil Citriodora, CH)
ARABOT & DARGEVILLE) / A mixture of cis 3 hexenol at a weight ratio of 60/30/8/2. A mixture of 80 parts by weight and 20 parts by weight of dipropylene glycol. ASA: The alkenyl group has 12 carbon atoms. Alkenyl succinic acid <Alkyl glycoside>-AG: Alkyl glycoside with a degree of polymerization of 1.5 in which an alkyl group having a carbon number derived from coconut oil is added to the first position of sugar (glucose) <Solvent>-Ethanol: 8-acetylated sucrose-modified ethanol <Others>-Preservative / antifungal agent: Proxel BDN (trade name, manufactured by Zeneca Corporation).

1) Deodorization of Textile Products The deodorants shown in Table 1 and the present invention products 1 and 2 were prepared. In addition,
The deodorant was adjusted to pH 8.5 with N / 10 NaOH. The deodorant performance of these deodorants on the deodorant objects prepared as described below was examined by treating the deodorants by the following deodorant method. In addition, after treating the following deodorizing object by the following deodorizing method, the deodorizing performance after being shaded indoors for 24 hours was examined, and the results are shown in Table 1.

<Preparation of deodorant object>-Preparation of tobacco odor fiber product 1m x 1m on one wall of a 5m x 5m sealed smoking room
m of a cotton gold cloth 2003 # was suspended perpendicularly to the floor such that the height from the floor to the upper side of the cloth was 3 m. In this smoking room, 10 men smoked three cigarettes each for 2 hours. Thereafter, the cloth was subjected to an experiment as a test piece of 20 cm × 20 cm. Preparation of sweat odor fiber product Underwear (Gunze short-sleeved undershirt, Gunze YG) worn by 10 men for 24 hours was put in a plastic bag, sealed, and left indoors for 3 days. Then, 20cm x 2
It was cut to 0 cm and used as a test piece in the experiment.

<Deodorizing method> A hand-operated spray container from which 400 ml of a commercially available ironing smoother manufactured by Kao Corporation was drained was washed until the smell was eliminated, and was naturally dried (0.3 g per stroke). Spout, 420cm attached area when sprayed horizontally from 15cm away
^{In 2} ), 400 ml of the deodorant shown in Table 1 was added. The liquid was sprayed twice on the object to be deodorized so that the liquid spread all over, and air-dried.

<Evaluation of Deodorizing Performance> A panel of 10 males and 5 females in their 30s (five each) smelled the odor of the object to be deodorized, and evaluated according to the following six-step odor intensity display method.
The average score was determined. The average score of 0 or more and less than 1 was evaluated as ◎, the average score of 1 or more and less than 2 was evaluated as ○, 2 or more and less than 3 was evaluated as Δ, and 3 or more and 5 or less as x. ◎ or ○ is preferred. 0: Odorless 1: I don't know what odor, but the intensity of feeling something slightly (detection threshold level) 2: I understand what odor, easily felt weak odor (level of recognition threshold) 3: Clear Smell to feel 4: Strong smell 5: Unbearable strong smell

[0034]

[Table 1]

2) Spatial deodorant A deodorant for space, products 3 to 4 of the present invention and comparative product 1 shown in Table 2 were prepared using the above components. These preparations were adjusted to pH 7 with N / 10 NaOH. After filling 20 ml of the obtained deodorant into a mist type spray container having a spraying ability of 0.2 ml / time, the spray was sprayed into the following deodorant space by the following deodorant experiment method. The deodorizing performance of was examined. Table 2 shows the results.

<Deodorizing experiment method> In a space 3.5 m wide, 4.5 m long and 2.5 m high, which is capable of exhausting air and fully equipped with air conditioning equipment, five cigarettes were evaluated. Was evaluated in the space immediately after smoking, and the cooking odor was evaluated in the space immediately after cooking because of meat. The temperature was set at 25 ° C. Stand in the center of a room that smells tobacco or cooking,
The spray was held at eye level toward the four corners of the room, sprayed twice each, a total of eight times, and the odor immediately after spraying was evaluated according to the following deodorant performance evaluation.

<Evaluation of deodorant performance>
One female in her 0s evaluated by the following six-stage odor intensity display method. 0: Odorless 1: I don't know what odor, but the intensity of feeling something slightly (detection threshold level) 2: I understand what odor, easily felt weak odor (level of recognition threshold) 3: Clear Smell to feel 4: Strong smell 5: Unbearable strong smell

[0038]

[Table 2]

[0039]

The deodorant of the present invention is suitable for spray-type deodorization, and exhibits high deodorizing performance on space and solid surfaces such as various fiber products.

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) A61L 9/14 A61L 9/14 (72) Inventor Hirohiko Ishida 2-1-3 Bunka, Sumida-ku, Tokyo Kao F-term in the Company Laboratories (reference) 4C080 AA04 AA06 BB02 CC01 CC12 HH03 KK06 LL04 MM16 MM18 MM31 NN15 NN30

Claims (1)

[Claims] 1. An azeotropic mixture with (a) a deodorant base, (b) an alkyl glycoside and (c) water has a boiling point of 100.
A spray deodorant containing a solvent having a temperature of not more than ° C and (d) water.