WO2016167272A1 - 消臭剤、消臭剤組成物及び消臭性加工品 - Google Patents

消臭剤、消臭剤組成物及び消臭性加工品 Download PDF

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WO2016167272A1
WO2016167272A1 PCT/JP2016/061884 JP2016061884W WO2016167272A1 WO 2016167272 A1 WO2016167272 A1 WO 2016167272A1 JP 2016061884 W JP2016061884 W JP 2016061884W WO 2016167272 A1 WO2016167272 A1 WO 2016167272A1
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deodorant
deodorizer
fiber
resin
composition
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PCT/JP2016/061884
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English (en)
French (fr)
Japanese (ja)
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晃治 杉浦
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東亞合成株式会社
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Priority to CN201680021397.XA priority Critical patent/CN107530463A/zh
Priority to KR1020177032177A priority patent/KR20170137807A/ko
Priority to JP2017512551A priority patent/JPWO2016167272A1/ja
Publication of WO2016167272A1 publication Critical patent/WO2016167272A1/ja

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/01—Deodorant compositions
    • A61L9/014—Deodorant compositions containing sorbent material, e.g. activated carbon
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/01—Deodorant compositions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/16—Alumino-silicates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/20—Method-related aspects
    • A61L2209/22—Treatment by sorption, e.g. absorption, adsorption, chemisorption, scrubbing, wet cleaning

Definitions

  • the present invention relates to a deodorant comprising a specific amorphous aluminum silicate, a deodorant composition using the deodorant, and a deodorant processed product.
  • activated carbon has been widely used as a deodorant, but since activated carbon is black in color and exhibits only physical adsorption, it is difficult to use as a general-purpose deodorant in various applications. is there.
  • a disadvantage of physical adsorption is that any gas component is adsorbed, and therefore, in an open space, it is saturated immediately by continuing to adsorb gas other than bad odor.
  • the gas once adsorbed may be a source of malodor and can only be used for products that can be replaced. Therefore, various deodorants having white or light-colored chemisorbing properties have been developed.
  • deodorants having chemical adsorption include, for example, Patent Document 1, aluminum sulfate and / or zinc sulfate 3.0 to 15.0% by weight, 2-bromo-2-nitro-1,3-propanediol. 4.0-16.0% by weight of glyoxal, 3.0-12.0% by weight of glyoxal, 16.0-72% by weight of the supernatant of the microorganism culture broth containing the deodorant component, and 20-20% of water
  • An ammonia-based odor deodorant characterized by containing 80% by weight is disclosed.
  • Patent Document 2 discloses a deodorizing and antibacterial fiber processing agent obtained by dispersing a porous silicic acid-based powder made of a solid solution of silicic acid or a salt thereof and a metal oxide and a porous titanium oxide powder in a binder resin material.
  • Patent Document 3 describes a method for producing a deodorant composition comprising a porous inorganic substance having an average particle size of 10 nm to 100 ⁇ m, a metal oxide, and an inorganic silicon compound carrying a polyamine compound. It is disclosed that zeolite and silica gel can adsorb and remove ammonia and the like.
  • Patent Document 4 describes a deodorant composition
  • a deodorant composition comprising a deodorant in which a compound having a primary amino group is supported on an organic or inorganic carrier and a deodorant composed of aluminum silicate. It is disclosed that a deodorant made of aluminum silicate represented by Al 2 O 3 ⁇ nSiO 2 ⁇ mH 2 O has an adsorbing ability to a basic gas such as ammonia.
  • the deodorizers disclosed in Patent Documents 1 to 4 do not have a sufficient deodorizing effect of ammonia gas, and the ammonia concentration may be temporarily lowered by a physical adsorption effect rather than chemical adsorption.
  • the physical adsorption effect is high, various gas components are adsorbed in the same manner as activated carbon, and the adsorbability of ammonia gas may be reduced, or the adsorbed gas may be re-released.
  • the subject of this invention is providing the deodorizer which can adsorb
  • it is providing the deodorizer which can be processed easily into a fiber, a resin molded product, etc., and a deodorant processed product using the same.
  • a deodorant comprising an amorphous aluminum silicate represented by the following formula (1). xM 2 O.Al 2 O 3 .ySiO 2 .nH 2 O (1) (Wherein, M is an alkali metal element, x is a number from 0.1 to 0.5, y is a number from 5 to 15, and n is a number from 0.3 to 15.) 2. Item 2.
  • the deodorizer according to Item 1 wherein the primary particle size is 0.01 to 0.2 ⁇ m. 3.
  • Item 3 The deodorizer according to Item 1 or 2, wherein the amount of chemical adsorption of ammonia gas is 25 mL / g or more. 4).
  • a deodorant composition comprising the deodorant according to any one of Items 1 to 3. 5.
  • Item 5. A deodorant processed product comprising the deodorizer according to any one of Items 1 to 4.
  • the deodorant of the present invention exhibits an excellent deodorizing effect particularly on ammonia gas by chemical adsorption. Moreover, since the color tone of the deodorant is white, it can be applied to a wide range of uses.
  • the deodorizer of the present invention is a fine particle having a primary particle size of 0.01 to 0.2 ⁇ m, it can be applied to, kneaded, etc. on paper, fiber, or a resin molded product. It is excellent in productivity of deodorant processed products.
  • the deodorizer according to the present invention it is possible to provide a deodorized processed product such as paper, fiber, or resin molded product that exhibits excellent deodorizing performance.
  • Example 2 is a scanning electron micrograph of the deodorant d1 of Example 1.
  • the present invention is a deodorant made of amorphous aluminum silicate represented by the following formula (1).
  • xM 2 O.Al 2 O 3 .ySiO 2 .nH 2 O (1) (Wherein, M is an alkali metal element, x is a number from 0.1 to 0.5, y is a number from 5 to 15, and n is a number from 0.3 to 15.)
  • the element M is preferably Na or K, particularly preferably Na, from the viewpoint of the deodorizing property of ammonia gas.
  • the range of x is preferably 0.12 to 0.45, and more preferably 0.15 to 0.4. When x is smaller than 0.1, the chemisorption of ammonia gas is lowered.
  • the range of y is preferably 7 to 12, and more preferably 8 to 12.
  • y is less than 5 or exceeds 15, the chemisorption property of ammonia gas decreases.
  • the range of n is preferably 0.4 to 13, and more preferably 0.5 to 11. Those having a value of n lower than 0.3 cannot be produced stably.
  • the deodorizing performance is lowered, and problems such as yellowing are likely to occur when it is blended in a resin.
  • the deodorant of the present invention is an amorphous aluminum silicate powder, and there is little or no clear diffraction peak due to the crystal structure in the powder X-ray diffraction measurement. Similarly to a deodorant having physical adsorption, even a deodorant having chemical adsorption has a higher efficiency in adsorbing gas as the contact area with the gas increases. In this respect, the amorphous powder has not only a large contact area with the gas, but also a large specific surface area including the inside of the particles, and therefore has excellent adsorptivity. Moreover, since the amorphous aluminum silicate of the present invention is composed of a specific composition, reactive groups having chemisorbing properties are arranged at many locations in the contact area, and therefore it has excellent chemisorbing properties. is there.
  • the primary particle size of the deodorizer of the present invention is preferably 0.01 to 0.2 ⁇ m, more preferably 0.02 to 0.15 ⁇ m, from the viewpoint of deodorizing properties of ammonia gas.
  • the deodorizer of the present invention is usually an aggregate of primary particles having a specific particle size. The primary particle diameter can be confirmed by observing at a magnification of tens of thousands using an electron microscope. When the primary particle size is in the range of 0.01 to 0.2 ⁇ m, excellent chemical adsorption is obtained, and the processability when producing a deodorant product is also good.
  • the median particle size of the deodorant of the present invention is preferably 0.2 to 10 ⁇ m, more preferably 0.5 to 8 ⁇ m, from the viewpoint of deodorizing property of ammonia gas.
  • the maximum particle size of the deodorant of the present invention is preferably 10 ⁇ m or less, more preferably 5 ⁇ m or less.
  • the maximum particle size is 10 ⁇ m or less, the processability when producing a deodorant product is good, and there is no problem with the appearance of the deodorant product such as a molded product.
  • the BET specific surface area of the deodorant of the present invention is preferably 100 m 2 / g or more, more preferably 150 to 600 m 2 / g, still more preferably 200 to 500 m 2 / g, from the viewpoint of deodorizing property of ammonia gas. is there.
  • An amorphous aluminum silicate powder having a specific surface area of 100 m 2 / g or more can be easily produced, and a high deodorizing effect is obtained.
  • the powder color of the deodorant of the present invention is white and can be indicated by a Lab color space display.
  • the Lab color space display can be measured from a bottom surface filled with a deodorant in a glass bottle with a color difference meter.
  • the powder color of the deodorizer in the present invention preferably has an L value of 90 to 99, an a value of ⁇ 2 to 5, and a b value of ⁇ 2 to 5. If the Lab color space display is within the above range, the deodorant can be used for a wide range of applications.
  • the deodorant of the present invention can be produced by applying conventional techniques, and there are no restrictions on raw materials, production methods, facilities, and the like.
  • a preferred method for producing the deodorant is as follows.
  • a water-soluble silicic acid compound, a water-soluble sodium compound, and a water-soluble aluminum compound are used so that the SiO 2 / Al 2 O 3 ratio when converted to silicon oxide and aluminum oxide is 5 to 15, and mixed with water Get.
  • As the water-soluble sodium compound sodium hydroxide, sodium nitrate or the like can be used, and it is preferable to blend this water-soluble sodium compound so that the pH of the mixed solution becomes neutral to weakly alkaline.
  • water glass, colloidal silica, etc. can be used as a water-soluble silicic acid compound.
  • the water-soluble aluminum compound aluminum sulfate, aluminum chloride, aluminum hydroxide, colloidal alumina, or the like can be used.
  • the pH of the above mixed solution is preferably adjusted to a range of 4 to 9, and then heated to 60 ° C. to 120 ° C. and aged for several minutes to 10 hours.
  • the obtained precipitate is filtered, washed, and dried to obtain amorphous aluminum silicate.
  • the deodorizer of this invention can be manufactured by grind
  • the deodorant of the present invention contains amorphous aluminum silicate in a small amount of an alkaline earth metal element other than an alkali metal element, a transition metal element, etc. Acts as a deodorant having the deodorizing effect of ammonia gas.
  • a water-soluble compound of the corresponding element may be used in the above production method.
  • the chemical adsorption capacity of the deodorant of the present invention is preferably 25 mL or more in terms of ammonia gas adsorption amount per gram of deodorant.
  • the adsorption capacity is the maximum amount of a specific gas component that the deodorant can deodorize, absorb or adsorb.
  • the adsorption capacity is often the adsorption capacity adsorbed by both physical adsorption and chemical adsorption mechanisms.
  • An easy way to distinguish the chemical adsorption capacity of a deodorant from the physical adsorption capacity is to measure the adsorption capacity at a high adsorption test temperature.
  • a specific method for measuring the chemisorption capacity is as follows. Deodorant is put in a test bag made of vinyl alcohol polymer or polyester that is hard to adsorb odor gas and does not allow air to pass through, and after odor gas is injected into this sealed test bag, Store in an incubator at 40 ° C or higher. The odor gas concentration remaining in the test bag is measured immediately after the odor gas injection and after a certain period of time.
  • the time when the residual gas concentration after a lapse of a certain time becomes 1/10 or less of the initial gas concentration is taken as the point where the adsorption performance breaks through, and the difference between the residual gas concentration at this time and the initial gas concentration is The amount of odor gas absorbed and absorbed by the deodorant.
  • a deodorant having an adsorption capacity of less than 25 mL has a low deodorizing performance, so that a satisfactory deodorizing effect cannot be obtained.
  • the deodorant composition of the present invention is a composition containing a deodorant composed of amorphous aluminum silicate and other components.
  • the other component may be another deodorant or a compounding agent.
  • the deodorizer of the present invention is used in combination with other deodorants as a deodorant composition. It is also possible to do.
  • other deodorants include activated carbon, zeolite, silica gel, copper-containing silica gel, hydrous zirconium oxide, zirconium phosphate, titanium phosphate, zinc oxide, aluminum oxide, sepiolite and the like.
  • the mass ratio between the deodorant composed of amorphous aluminum silicate and the other deodorant is usually 20 to 90% by mass and 10% when the total of both is 100% by mass, respectively. ⁇ 80% by mass.
  • the deodorant composed of amorphous aluminum silicate has a deodorizing effect on ammonia gas in particular, and therefore, for example, a deodorant contained in a container such as a cartridge in the form of powder or granules.
  • a deodorant contained in a container such as a cartridge in the form of powder or granules.
  • odor processed products deodorant products
  • a deodorant processed product in which a deodorant made of amorphous aluminum silicate is combined with other materials will be described.
  • one of the useful deodorant processed goods using the deodorizer which consists of amorphous aluminum silicate is a deodorant fiber.
  • the raw fiber may be either a natural fiber or a synthetic fiber, or may be a short fiber, a long fiber, a composite fiber having a core-sheath structure, or the like.
  • the deodorant fiber (a) is prepared by adhering a deodorant-containing liquid composition comprising a water-based or organic solvent-based suspension containing a deodorant to the surface of the raw fiber by a method such as coating or dipping. It can be obtained by removing the medium. Moreover, you may mix
  • the pH of the aqueous suspension containing the deodorant is not particularly limited, but the pH is preferably in the vicinity of 6 to 8 in order to sufficiently exhibit the performance of the deodorant.
  • the deodorant fiber (b) blends the deodorant of the present invention into a melt of a liquid fiber resin or a dissolved fiber resin solution, and fiberizes the obtained deodorant-containing resin composition.
  • the fiber resin that can be used in this method is not particularly limited, and known chemical fibers can be used.
  • Preferred resins are polyester, polyamide, acrylic, polyethylene, polyvinyl, polyvinylidene, polyurethane and polystyrene. These resins may be homopolymers or copolymers. In the case of a copolymer, the polymerization rate of the monomer is not particularly limited.
  • the ratio of the deodorant contained in the deodorant-containing resin composition is not particularly limited. Generally, if the content of the deodorant is increased, the deodorant can be exerted strongly and can be sustained for a long period of time. Since the strength of the deodorizing fiber may be lowered, the amount is preferably 0.1 to 20 parts by weight, more preferably 0.5 to 10 parts by weight with respect to 100 parts by weight of the fiber resin.
  • the deodorizing fiber containing the deodorant of the present invention includes, for example, clothes such as underwear, socks, and an apron, nursing clothes, futons, cushions, blankets, carpets, sofas, air filters, duvet covers, curtains, car seats, etc. It can be used for fiber products such as products obtained by processing a deodorant sheet described later.
  • the oil or resin as the main component of the coating vehicle used is not particularly limited, and may be any of natural vegetable oil, natural resin, semi-synthetic resin and synthetic resin. Good. Examples of oils and resins that can be used include dry oils such as linseed oil, linden oil, and soybean oil, or semi-dry oils, rosin, nitrocellulose, ethylcellulose, cellulose acetate butyrate, benzylcellulose, novolak type, and resol type.
  • the deodorant-containing coating composition may be either thermoplastic or curable.
  • the proportion of the deodorant of the present invention contained in the deodorant-containing coating composition is not particularly limited. Generally, if the content of the deodorant is increased, the deodorant can be exerted strongly and can be sustained for a long period of time. , The painted surface will not be glossy or may crack. Accordingly, the content of the deodorant is preferably 0.1 to 20% by mass, more preferably 0.5 to 10% by mass, with respect to 100% by mass of the composition.
  • the deodorant of the present invention can be used for both liquid paints and powder paints.
  • the deodorant-containing coating composition may be of a type that forms a film by any mechanism, and in the case of curing the coating film, an oxidation polymerization type, a moisture polymerization type, a heat curing type, a catalyst curing type, and an ultraviolet curing type. And a polyol curable type.
  • pigments, dispersants and other additives blended in the composition are not particularly limited except those that may cause a chemical reaction with the deodorant of the present invention.
  • the deodorant-containing coating composition can be easily prepared. Specifically, the raw material components are sufficiently dispersed using, for example, a general mixing apparatus such as a ball mill, a roll mill, a disperser or a mixer. , Mix.
  • the deodorant-containing coating composition containing the deodorant of the present invention can be suitably used, for example, for inner walls and outer walls of buildings, vehicles, railways, etc., facilities for garbage incineration, and garbage containers. .
  • the raw material sheet before processing is not particularly limited, and the material, fine structure, and the like of the raw material sheet can be set according to the application.
  • a preferable material for the raw material sheet is an organic material such as resin or paper, an inorganic material, or a composite thereof.
  • the raw material sheet preferably has air permeability from one side to the other side.
  • Other preferable specific examples of the raw material sheet include Japanese paper, synthetic paper, non-woven fabric, resin film, and the like, and the particularly preferable raw material sheet is paper made of natural pulp and / or synthetic pulp.
  • a deodorizer may be contained over the whole from the 1st surface side of a raw material sheet to the other surface side, and it is distribute
  • the amount of the deodorant of the present invention contained in the deodorant sheet is not particularly limited. In general, increasing the amount of the deodorant carried can exert a strong deodorizing property and can be sustained for a long period of time. However, even if it is supported over a certain amount, there is no significant difference in the deodorizing effect. Therefore, the amount of deodorant supported is preferably 0.1 to 10 parts by mass per 100 parts by mass of the raw material sheet.
  • the method for producing the deodorant sheet is not particularly limited.
  • the deodorant of the present invention may be supported either simultaneously with the production of the raw material sheet or after the production of the raw material sheet.
  • a method of introducing a deodorant in any step of the paper making process a method of applying, dipping or spraying a deodorant-containing liquid composition containing an adhesive on a pre-manufactured paper Can be applied.
  • the deodorant-containing liquid composition it is preferably applied so that the amount of the deodorant supported is about 0.05 to 10 g / m 2 .
  • a method for introducing a deodorant during the paper making process will be described as an example of a method for producing a deodorant sheet in which the deodorant of the present invention is supported on paper.
  • the paper making process itself may be performed according to a known method.
  • a cationic and anionic flocculant is added to a slurry containing a deodorant and pulp at a predetermined ratio, and 5% by mass with respect to the total slurry. Add below to produce aggregates.
  • the aggregate is made into paper by a known method, and then dried at a temperature of 100 ° C. to 190 ° C. to obtain a deodorant sheet carrying a deodorant on paper.
  • the deodorant sheet provided with the deodorant of the present invention includes, for example, medical wrapping paper, food wrapping paper, packaging paper for electrical equipment, care paper products, freshness-preserving paper, paper clothing, air cleaning filters, wallpaper, tissue It can be used as paper, toilet paper and the like.
  • the deodorant of the present invention can be applied to a resin molded product or a foam molded product.
  • a deodorant-containing resin composition as a molding material is used.
  • the deodorant-containing resin composition may be a mixture composed of a thermoplastic resin and a deodorant, or may be a melt-kneaded product.
  • the resin molded product can be produced by introducing the deodorant-containing resin composition into a molding machine. It is also possible to prepare in advance a pellet-like resin containing a high concentration of deodorant, mix it with the main resin, and then mold it with a molding machine.
  • the deodorant-containing resin composition includes pigments, dyes, antioxidants, light stabilizers, antistatic agents, foaming agents, impact resistance enhancers, glass fibers as necessary. Additives such as a moisture-proofing agent and a bulking agent can also be blended.
  • a molding method for producing the above resin molded product or foam molded product a general resin molding method such as injection molding, extrusion molding, inflation molding, vacuum molding, foam molding or the like can be applied.
  • the resin molded product or foamed molded product containing the deodorant of the present invention can be used, for example, as household appliances such as air purifiers and refrigerators, general household items such as trash cans and drainers, and care products such as portable toilets. it can.
  • Evaluation Method (1) Deodorant Composition After the deodorant was dissolved in hydrochloric acid and hydrofluoric acid, the contents of Na, Al, and Si in the solution were quantified by ICP emission spectrometry. Furthermore, to quantify of H 2 O content from drying down amount at 2 hours of 250 ° C., were calculated Na 2 O, Al 2 O 3 , SiO 2, and H 2 O molar ratio of.
  • Ammonia gas adsorption capacity of deodorant Put 0.01 g of dried deodorant powder into a test bag made of vinyl alcohol polymer film, inject 3 L of ammonia gas, and store at 5 ° C or 50 ° C for 1 hour. The residual gas concentration in the later test bag was measured with a gas detector tube.
  • the adsorption amount of ammonia gas after storage at 5 ° C. was defined as the adsorption capacity by physical adsorption and chemical adsorption, and the adsorption amount of ammonia gas after storage at 50 ° C. was defined as the adsorption capacity by chemical adsorption alone.
  • the adsorption capacity is indicated by the adsorbed gas volume per 1 g of the sample.
  • Example 1 Production and Evaluation of Deodorant A 10% aluminum sulfate aqueous solution and No. 2 water glass were mixed to produce a white precipitate. Then, the pH of the obtained suspension was set to 5.0, and this was heat-aged at 96 ° C. for 4 hours with stirring. Next, the obtained liquid was filtered, washed with water, and dried at 105 ° C. for 24 hours to obtain a solid. The solid was pulverized with a rotor speed mill to produce amorphous aluminum silicate powder. Various analyzes or measurements were performed using the obtained powder as a deodorant (d1). The analysis results and measurement results are shown in Table 1.
  • Example 2 Amorphous aluminum silicate powder was produced in the same manner as in Example 1 except that the pH of the suspension containing the white precipitate was 5.3. Various analyzes or measurements were performed using the obtained powder as a deodorant (d2). The analysis results and measurement results are shown in Table 1.
  • Example 3 An amorphous aluminum silicate powder was produced in the same manner as in Example 1 except that the pH of the suspension containing the white precipitate was 4.0. Various analyzes or measurements were performed using the obtained powder as a deodorant (d3). The analysis results and measurement results are shown in Table 1.
  • Example 4 Amorphous aluminum silicate powder was produced in the same manner as in Example 1 except that 10% aluminum chloride aqueous solution and No. 3 water glass were used. Various analyzes or measurements were performed using the obtained powder as a deodorant (d4). The analysis results and measurement results are shown in Table 1.
  • Comparative Example 1 An amorphous aluminum silicate powder was produced in the same manner as in Example 1 except that the pH of the suspension containing the white precipitate was 6.0. Various analyzes or measurements were performed using the obtained powder as a deodorant (d5). The analysis results and measurement results are shown in Table 1.
  • Comparative Example 2 An amorphous aluminum silicate powder was produced in the same manner as in Example 1 except that the pH of the suspension containing the white precipitate was 3.5. Various analyzes or measurements were performed using the obtained powder as a deodorant (d6). The analysis results and measurement results are shown in Table 1.
  • Comparative Example 3 An amorphous aluminum silicate powder was produced in the same manner as in Example 1 except that the pH of the suspension containing the white precipitate was 6.8. Various analyzes or measurements were performed using the obtained powder as a deodorant (d7). The analysis results and measurement results are shown in Table 1.
  • Comparative Example 5 Various measurements were performed using A-type silica gel (reagent) as a deodorant (d9). The measurement results are shown in Table 1.
  • Table 1 shows the measurement results of activated carbon “CW350A” (trade name) manufactured by Futamura Chemical Co., Ltd. as a deodorant (d11).
  • Example 5 Production and evaluation of deodorant processed product
  • 5 g of the deodorant d1 produced in Example 1 100 g of an acrylic emulsion binder having a solid content of 40%, and 500 g of water were mixed to prepare a deodorant-containing liquid composition.
  • the liquid composition was spread (applied and dried) on a fabric made of polyester fiber so that the spread amount of the deodorant was 0.5 g / m 2 to produce a deodorized fiber sheet.
  • the deodorizing performance was evaluated using 100 cm 2 of the obtained deodorizing fiber sheet. The results are shown in Table 2.
  • Example 6 and Comparative Examples 8-12 A deodorant fiber sheet was produced and evaluated in the same manner as in Example 5 except that the deodorizers d2, d7, d8, d9, or d10 shown in Table 2 were used instead of the deodorizer d1.
  • Example 6 and Comparative Examples 8-11 only the polyester fabric which did not spread the deodorant was also evaluated as Comparative Example 12. The results are shown in Table 2.
  • the deodorant fiber sheets of Examples 5 and 6 have a deodorization rate of 90% or more with respect to ammonia gas of the spread fabric, whereas the deodorant of Comparative Examples 8 to 11 A rate is 70% or less, and the deodorizing property of the deodorizing fiber sheet of an Example is excellent.
  • the deodorant in the present invention is particularly excellent in chemisorption to ammonia gas.
  • the color tone of this deodorant is white and fine particles, it can be applied or kneaded to products such as paper and fiber, and various deodorant processed products can be provided.

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PCT/JP2016/061884 2015-04-17 2016-04-13 消臭剤、消臭剤組成物及び消臭性加工品 WO2016167272A1 (ja)

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KR1020177032177A KR20170137807A (ko) 2015-04-17 2016-04-13 소취제, 소취제 조성물 및 소취성 가공품
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017000567A (ja) * 2015-06-12 2017-01-05 東亞合成株式会社 体臭用消臭剤組成物、及びそれを用いた消臭性加工品
JP2017128499A (ja) * 2016-01-14 2017-07-27 国立研究開発法人産業技術総合研究所 非晶質アルミニウムケイ酸塩及びその製造方法

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KR20200030935A (ko) 2018-09-13 2020-03-23 현대자동차주식회사 냄새가 저감된 자동차 내장 부품용 섬유보강 폴리프로필렌 복합 수지 조성물

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JPS59213616A (ja) * 1983-05-19 1984-12-03 Nippon Kogaku Kk <Nikon> 非晶質アルミノ珪酸塩及びその製法
JPH02227136A (ja) * 1989-02-28 1990-09-10 Tosoh Corp 脱臭シート
JPH0542367B2 (zh) * 1987-01-20 1993-06-28 Mizusawa Industrial Chem
JP2004008515A (ja) * 2002-06-07 2004-01-15 Kao Corp 消臭剤
JP2008207100A (ja) * 2007-02-27 2008-09-11 Saitama Univ 疎水性に富んだ吸着剤の製造方法

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JP2645483B2 (ja) * 1987-12-28 1997-08-25 水澤化学工業株式会社 脱臭剤
JP3977151B2 (ja) * 2002-06-07 2007-09-19 花王株式会社 消臭剤

Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
JPS59213616A (ja) * 1983-05-19 1984-12-03 Nippon Kogaku Kk <Nikon> 非晶質アルミノ珪酸塩及びその製法
JPH0542367B2 (zh) * 1987-01-20 1993-06-28 Mizusawa Industrial Chem
JPH02227136A (ja) * 1989-02-28 1990-09-10 Tosoh Corp 脱臭シート
JP2004008515A (ja) * 2002-06-07 2004-01-15 Kao Corp 消臭剤
JP2008207100A (ja) * 2007-02-27 2008-09-11 Saitama Univ 疎水性に富んだ吸着剤の製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017000567A (ja) * 2015-06-12 2017-01-05 東亞合成株式会社 体臭用消臭剤組成物、及びそれを用いた消臭性加工品
JP2017128499A (ja) * 2016-01-14 2017-07-27 国立研究開発法人産業技術総合研究所 非晶質アルミニウムケイ酸塩及びその製造方法

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KR20170137807A (ko) 2017-12-13
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JPWO2016167272A1 (ja) 2018-02-08

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