WO2006030755A1 - 漂白組成物 - Google Patents
漂白組成物 Download PDFInfo
- Publication number
- WO2006030755A1 WO2006030755A1 PCT/JP2005/016798 JP2005016798W WO2006030755A1 WO 2006030755 A1 WO2006030755 A1 WO 2006030755A1 JP 2005016798 W JP2005016798 W JP 2005016798W WO 2006030755 A1 WO2006030755 A1 WO 2006030755A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- bleaching composition
- composition according
- visible light
- titanium oxide
- bleaching
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
- A61K8/29—Titanium; Compounds thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
- A61Q11/02—Preparations for deodorising, bleaching or disinfecting dentures
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/02—Inorganic compounds
- C11D7/20—Water-insoluble oxides
Definitions
- the present invention relates to a bleaching agent that exerts an effect by irradiating light without using irritating hydrogen peroxide or urea peroxide.
- teeth are being bleached for which there is a strong demand for improving the aesthetics of the teeth.
- Teeth are discolored or colored by the deposition of colored substances such as tobacco or coffee and the growth of pigment-producing bacteria.
- tooth discoloration includes exogenous discoloration due to the influence of metallic materials in the oral cavity.
- intrinsic tooth discoloration such as those due to aging, metabolic abnormalities, inheritance, and other dental disorders. Bleaching has been performed for these exogenous and intrinsic discoloration.
- a method for bleaching teeth a method using a peroxide, such as hydrogen peroxide or urea peroxide, a reducing agent, an acid, or an alkali is used. In order to promote the bleaching effect, heating is performed. And light irradiation may be used in combination. In addition, a method is also known in which a small amount of hydrogen peroxide is formulated in titanium oxide to develop oxidation ability.
- peroxides such as hydrogen peroxide or urea peroxide are cumbersome because they must be handled with care because they are highly irritating to the living body.
- JP-A-2004-83489 discloses a photocatalytic action caused by attaching a solution containing titanium oxynitride powder to the tooth surface and irradiating the part with light such as visible light.
- a method for bleaching teeth characterized by bleaching teeth is described.
- the titanium oxynitride used in Japanese Patent Application Laid-Open No. 2004-83489 is obtained by heat-treating hydrous titanium oxide in an atmosphere containing ammonia, an atmosphere containing nitrogen gas, or a mixed atmosphere of nitrogen gas and hydrogen gas, or The titanium oxide powder and urea were mixed by stirring and then heated, and the production was complicated.
- An object of the present invention is to solve the above-described problems of the prior art. That is, an object of the present invention is to provide a bleaching composition that enables safe and simple bleaching without using a peroxide. Furthermore, it is an object of the present invention to provide a whitening composition that exhibits a high bleaching effect even in visible light and can control the bleaching effect by controlling visible light.
- a bleaching composition substantially composed of visible light type titanium oxide and water.
- the base is at least one of light anhydrous carboxylic acid, bulle polymers, hydroxypropylcellulose, agar, gelled hydrocarbons, celluloses, silica compounds, petrolatum, wax, and acrylate monomer.
- any one of (1) to (1 1) including at least four of apatite, calcium phosphate, fluorine compound, ammonium dodecyl sulfate, ion exchange resin, cellulose, dye, gold or platinum
- the bleaching composition of the present invention is characterized by being substantially composed of visible light type titanium oxide and water, and can be preferably used for bleaching teeth.
- substantially composed of visible light type titanium oxide and water refers to a force composed only of visible light type titanium oxide and water, or is described below in this specification. This means that any other component (eg, peroxide such as hydrogen peroxide or bio-chemiluminescent agent) is not included.
- peroxide such as hydrogen peroxide or bio-chemiluminescent agent
- Visible light type titanium oxide is titanium oxide that shows activity in the visible light region of about 400 to 900 nm, preferably 420 nm absorption is 10% or more of 350 nm absorption, particularly preferably. The 420 nm absorption is 20% or more of the 350 nm absorption.
- Visible light type titanium oxide that can be used in the present invention is known to those skilled in the art, and is described in, for example, JP-A No. 2003-12432.
- Visible light type (visible light responsive type) titanium oxide that can be used in the present invention is, for example, a photocatalyst activated by the action of light having a wavelength of 420 nm or longer, and more preferably by the action of light having a wavelength of 450 nm or longer. It will be activated.
- the visible light responsive titanium oxide used in the present invention is, for example, International Publication No. WO00 / 10706.
- the ESR spectrum of the visible photocatalyst described in International Publication No. WO00 / 10706 or International Publication No. WO02 / 068576 has a g-value of 2. It has only 003-2.004 signole.
- a typical example of visible light responsive titanium oxide is titanium oxide mainly composed of anatase titanium oxide, which contains amorphous titanium oxide in addition to anatase titanium oxide, or rutile. It is a titanium oxide mainly composed of type titanium oxide and may contain amorphous titanium oxide in addition to rutile type titanium oxide.
- the titanium oxide constituting the visible light responsive material composed of anatase-type titanium oxide as a main component and having a titanium oxide power can have a non-stoichiometric ratio of titanium and oxygen. May be less than the stoichiometric ratio (theoretical value 2.00) in titanium dioxide.
- the titanium oxide in the visible light responsive material has, for example, a molar specific power of oxygen to titanium of less than 2.0, for example, 1.00-1.99, or 1.50-1.95.
- the molar ratio of oxygen to titanium in titanium oxide in the visible light responsive material can be measured using, for example, X-ray photoelectron spectroscopy.
- visible light responsive titanium oxide containing no nitrogen is used.
- Visible light-responsive titanium oxide as described above is made from amorphous or incomplete crystalline titanium oxide (including hydrous titanium oxide) and Z or titanium hydroxide as raw materials, for example, It can be produced according to the method described in Japanese Patent No. 12432.
- the blue LED is irradiated with visible light type titanium oxide, and immediately after the addition of luminol, the blue LED is irradiated with purified water and then the luminol is added. It is possible to use visible-light-type titanium oxide that shows the number of luminescence less than 300 / 0.1 seconds.
- the content of visible light type titanium oxide in the bleaching composition of the present invention is not particularly limited. Generally, it is about: 80 to 80% by weight, preferably about 5 to 70% by weight. Preferably, it is about 10 to 70% by weight.
- the bleaching composition of the present invention comprises only visible light type titanium oxide and water, the content of visible light type titanium oxide is preferably 20 About 70% by weight, preferably about 40-55% by weight.
- the bleaching composition of the present invention may further contain a fatty acid or a fatty acid ester compound as desired.
- a fatty acid or fatty acid ester compound that can be used in the present invention include the following.
- Sorbitan fatty acid ester polyoxyethylene sorbitan monooleate, glyceryl monostearate, glyceryl monooleate, glycerin fatty acid ester, lauric acid diethanolamide, nonion (Japanese fats and oils), monodari (Japanese fats and oils), stahome (Japanese fats and oils) (2 ) Anionic surfactant
- Benzalkonium chloride lauryltrimethylammonium chloride, cetyltrimethylammonium chloride, stearyltrimethylammonium chloride, cation (Nippon Yushi)
- the content of the fatty acid or fatty acid ester compound in the bleaching composition of the present invention is not particularly limited, but is generally 0 to 50% by weight. However, it is preferably about 0 to 40% by weight, particularly preferably about 10 to 30% by weight.
- the bleaching composition of the present invention may further contain a base.
- Base used in the present invention examples include light anhydrous caustic acid, bulle polymers (for example, carboxy bulle polymer), hydroxypropyl cellulose, agar, gelled hydrocarbon, celluloses, silica compounds, petrolatum, wax, and acrylate monomers. These can be used alone or in combination of two or more bases.
- the content of the base in the bleaching composition of the present invention is not particularly limited, but is generally about 0 to 70% by weight, preferably about 0 to 60% by weight.
- the bleaching composition of the present invention may further contain a buffer.
- the buffer used in the present invention include phosphate buffer, borate buffer, Tris buffer, and goods buffer, and these may be used alone or in combination of two or more types of buffers. May be used in combination.
- the pH of the buffer is preferably 4 to 10:
- the buffer may contain sodium carbonate.
- the content of the buffer in the bleaching composition of the present invention is not particularly limited, but is generally about 0 to 90% by weight.
- the bleaching composition of the present invention may further contain one or more of apatites, calcium phosphates, fluorine compounds, ammonium dodecinole sulfate, ion exchange resins, cellulose, dyes, gold or platinum. Can do.
- Apatites eg, idroxyapatite, etc.
- calcium phosphates and fluorine compounds are all commonly used for dental strengthening and protection in the dental field, and these ingredients prevent dental caries. can do.
- an ion exchange resin for example, an anion exchange resin (for example, one containing quaternary ammonium as a functional group), a cation exchange resin (for example, one containing SO- as a functional group), or a resin for concentrating organic substances is used.
- Examples of the pigment include rhodamine B, edible blue No. 1, blue No. 4, yellow No. 5, and green tea powder.
- the content of the optional component in the bleaching composition of the present invention is not particularly limited, but is generally about 0 to 20% by weight, preferably about 0 to about 10% by weight.
- the bleaching composition of the present invention described above can be in the form of a solid, a solution, a gel, or the like.
- the bleaching composition of the present invention may further contain a solvent, a fragrance, a xylitol, a quinone, a stabilizer and the like.
- the bleaching composition of the present invention is particularly useful for teeth.
- the power used for bleaching other articles can also be used for bleaching other articles, specifically for use as a dentifrice, denture detergent, clothing detergent, or wall tile.
- S can.
- a bleaching composition consisting only of visible light type titanium oxide and water is particularly preferred for use in tooth bleaching.
- the visible light type titania used in the following examples is visible light reaction type photocatalyst titanium (Purchased by Eco Devices Co., Ltd., absorption curve is shown in Fig. 1).
- this visible light reactive photocatalyst titanium emits visible light type titanium oxide with a blue LED, and immediately after luminol is added, the blue LED emits purified water and then luminol is added. It shows a luminous intensity of less than 300 / 0.1 seconds.
- titaure sample visible light titania (TiO), titania 'anatase type (ANA), rutile type (RTL), amorphous type (AMO)) (titanium' anatase type, rutile type, amorphous type Purchased from Wako Pure Chemical)
- the number of luminescence for 2 seconds of 50 ⁇ L of sample irradiated with 250 LUX blue EL for 30 seconds was defined as the number of luminescence before reaction.
- irradiate the sample again with blue EL for 30 seconds immediately add an equal volume of 5 mM luminol aqueous solution ( ⁇ 9.5), and measure the luminescence number for 2 seconds with the luminescence sensor PSN [AB-2200, atom 1] for 2 seconds in 0.1 second increments.
- the sample measurement value was also calculated as the radical 'luminescence number by subtracting the luminescence number before reaction and the measured value of purified water.
- Example 1 Hematoporphyrin bleaching power of visible light type titanium by difference in illuminance
- 50w / w% visible light titania and 50w / w% distilled water were kneaded to obtain a visible light titania sample.
- 50 w / w% titania (anatase type) (manufactured by Wako Pure Chemical Industries) and 50 w / w% distilled water were kneaded to make a blank.
- a filter paper having a diameter of 6 mm was added to a 0.1% matoporphyrin solution, left to stand overnight, and then dried to obtain a colored filter paper.
- the surface of the filter paper was measured with a spectral color difference meter (Nippon Denshoku Industries Co., Ltd.), and the initial values (a * l, b * l, L * l) were used.
- a sample or blank was applied to a surface of 10 colored filter papers to a thickness of about 0.5 mm under a 10 LUX red lamp, and the surface was covered with a cover glass.
- the colored filter paper coated with a blank had a ⁇ of 2 or less, and no color change could be observed with the naked eye (Fig. 2).
- the sample-coated colored filter paper became white with a high ⁇ value as the ⁇ value increased and the illuminance increased even before irradiation (Fig. 3).
- Example 2 Hematoporphyrin bleaching power of visible light type titanium due to difference in irradiation time
- a 2,500 ppm minocycline hydrochloride solution was exposed to light and discolored to obtain a discolored minocycline solution.
- 2 mL of the discolored minocycline solution was added, stirred, incubated at 37 ° C for 15 minutes, and then the supernatant obtained by centrifugation was measured with a spectrophotometer.
- the absorbance at the maximum absorption peak of discolored minocycline was taken as 100%, and each absorbance was calculated.
- Visible light type titania 15 wt%, fatty acid or fatty acid ester ichigo compound 30 wt%, carboxybule polymer 2 wt%. / 0 and borate buffer solution 53 wt% were prepared by stirring.
- a paste containing 23 wt% of fatty acid or fatty acid ester compound, 3 wt% of light anhydrous caustic acid and 74 wt% of phosphate buffer was prepared.
- As the fatty acid or fatty acid ester compound sorbitan fatty acid ester (trade name: Nonion (Nippon Yushi Co., Ltd.)), stearic acid, and lauric acid were examined.
- a filter paper having a diameter of 6 mm was added to a 0.1% matoporphyrin solution, left to stand overnight, and then dried to obtain a colored filter paper.
- the surface of the filter paper was measured with a spectral color difference meter (Nippon Denshoku Industries Co., Ltd.), and the initial values (a * l, b * 1, L * 1) were used. Samples were applied to the surface of 10 colored filter papers, irradiated with a blue LED for 15 minutes, washed in 500 mL of purified water for 15 minutes, and washed again and again.
- the filter paper was dried at 40 ° C for 1 hour, and the surface of the filter paper was measured with a spectral color difference meter (Nippon Denshoku Industries Co., Ltd.) to obtain the measured values (& * 2 * 2, B * 2).
- a spectral color difference meter Nippon Denshoku Industries Co., Ltd.
- & *, 13 *, and * which were measured values and initial values, were squared, and the rooted value was added to ⁇ .
- ⁇ is about 1-2.
- Visible light titania 17 wt%, nonion 10 wt%, light anhydrous caustic acid lwt%, tricalcium phosphate 2 wt%, and tap water 70 wt% were prepared by stirring.
- the ceramics were dried at 40 ° C for 1 hour, and the surface was measured with a spectrocolor difference meter (Nippon Denshoku Co., Ltd.) to obtain the actual measurement value (& * 2 * 2 mountain * 2).
- Aa *, Ab *, AL * which was the initial value of the actual measurement value, was squared, and the added value was routed to ⁇ .
- FIG. 1 shows an absorption curve of the visible light reactive photocatalyst titanium used in the examples.
- Figure 2 shows the bleaching of colored filter paper with a blank (normal titania) with different illumination.
- FIG. 3 shows the degree of bleaching of colored filter paper by visible light titania due to the difference in illuminance.
- Fig. 4 shows the degree of bleaching of colored filter paper by visible light titania depending on the irradiation time.
- FIG. 5 shows the decolorization oxidative degradation of discolored minocycline by a fatty acid compound and titania sampnore.
- Figure 6 shows the bleaching of the filter paper by the blue LED.
- Fig. 7 shows the bleaching of ceramics by blue LED.
- FIG. 8 shows the radical luminol emission curves of various types of titaure.
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/575,035 US20080246000A1 (en) | 2004-09-13 | 2005-09-13 | Bleaching Composition |
JP2006535135A JPWO2006030755A1 (ja) | 2004-09-13 | 2005-09-13 | 漂白組成物 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-265314 | 2004-09-13 | ||
JP2004265314 | 2004-09-13 |
Publications (1)
Publication Number | Publication Date |
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WO2006030755A1 true WO2006030755A1 (ja) | 2006-03-23 |
Family
ID=36060007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/016798 WO2006030755A1 (ja) | 2004-09-13 | 2005-09-13 | 漂白組成物 |
Country Status (3)
Country | Link |
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US (1) | US20080246000A1 (ja) |
JP (1) | JPWO2006030755A1 (ja) |
WO (1) | WO2006030755A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010138346A (ja) * | 2008-12-15 | 2010-06-24 | Lion Corp | 繊維製品用液体光漂白性組成物 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101463114B1 (ko) * | 2008-02-15 | 2014-11-20 | 삼성에스디아이 주식회사 | 음극 활물질, 그 제조 방법 및 이를 채용한 음극과 리튬전지 |
US9642687B2 (en) | 2010-06-15 | 2017-05-09 | The Procter & Gamble Company | Methods for whitening teeth |
CN110215305A (zh) * | 2018-03-02 | 2019-09-10 | 张家港环纳环保科技有限公司 | 一种牙齿美白套装与牙齿美白方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002068576A1 (fr) * | 2001-02-27 | 2002-09-06 | Ecodevice Laboratory Co., Ltd. | Produit de blanchiment et procédé de blanchiment dentaire |
WO2002087514A1 (fr) * | 2001-04-27 | 2002-11-07 | Shinichi Sugihara | Composition de revetement a base de fluor et technique d'application |
JP2003221321A (ja) * | 2002-01-25 | 2003-08-05 | Bizen Chemical Co Ltd | ホームブリーチング用組成物とその使用方法 |
WO2005004823A1 (ja) * | 2003-07-14 | 2005-01-20 | Showa Yakuhin Kako Co., Ltd. | 漂白組成物 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US31776A (en) * | 1861-03-26 | Picker foe looms | ||
US138082A (en) * | 1873-04-22 | Improvement in liquids for heating by means of pipes | ||
US170578A (en) * | 1875-11-30 | Improvement in scroll-sawing machines | ||
US20030198605A1 (en) * | 1998-02-13 | 2003-10-23 | Montgomery R. Eric | Light-activated tooth whitening composition and method of using same |
KR20040031776A (ko) * | 2001-07-18 | 2004-04-13 | 도꾸리쯔교세이호진 상교기쥬쯔 소고겡뀨죠 | 세정재, 세정 시스템, 표백재 및 환경 보전 조성물 |
-
2005
- 2005-09-13 JP JP2006535135A patent/JPWO2006030755A1/ja active Pending
- 2005-09-13 WO PCT/JP2005/016798 patent/WO2006030755A1/ja active Application Filing
- 2005-09-13 US US11/575,035 patent/US20080246000A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002068576A1 (fr) * | 2001-02-27 | 2002-09-06 | Ecodevice Laboratory Co., Ltd. | Produit de blanchiment et procédé de blanchiment dentaire |
WO2002087514A1 (fr) * | 2001-04-27 | 2002-11-07 | Shinichi Sugihara | Composition de revetement a base de fluor et technique d'application |
JP2003221321A (ja) * | 2002-01-25 | 2003-08-05 | Bizen Chemical Co Ltd | ホームブリーチング用組成物とその使用方法 |
WO2005004823A1 (ja) * | 2003-07-14 | 2005-01-20 | Showa Yakuhin Kako Co., Ltd. | 漂白組成物 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010138346A (ja) * | 2008-12-15 | 2010-06-24 | Lion Corp | 繊維製品用液体光漂白性組成物 |
Also Published As
Publication number | Publication date |
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US20080246000A1 (en) | 2008-10-09 |
JPWO2006030755A1 (ja) | 2008-05-15 |
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