WO2022163063A1 - 排泄物処理材およびこれを利用した排泄物の消臭方法 - Google Patents

排泄物処理材およびこれを利用した排泄物の消臭方法 Download PDF

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Publication number
WO2022163063A1
WO2022163063A1 PCT/JP2021/041314 JP2021041314W WO2022163063A1 WO 2022163063 A1 WO2022163063 A1 WO 2022163063A1 JP 2021041314 W JP2021041314 W JP 2021041314W WO 2022163063 A1 WO2022163063 A1 WO 2022163063A1
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mass
excrement
water
repellent
disposal material
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PCT/JP2021/041314
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English (en)
French (fr)
Japanese (ja)
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貴史 松村
美怜 ▲高▼畑
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エステー株式会社
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Priority to CN202180091349.9A priority Critical patent/CN116709910A/zh
Priority to JP2022578063A priority patent/JPWO2022163063A1/ja
Publication of WO2022163063A1 publication Critical patent/WO2022163063A1/ja

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K1/00—Housing animals; Equipment therefor
    • A01K1/015—Floor coverings, e.g. bedding-down sheets ; Stable floors

Definitions

  • the present invention relates to an excrement disposal material, and more particularly to an excrement disposal material used for disposal of excrement of pets, especially cats and dogs, and a method for deodorizing excrement using the same.
  • the excrement disposal material laid in the upper layer quickly allows the urine excreted by the pet to pass through, and the urine that has passed through is dropped to the lower layer through the liquid permeation holes of the net.
  • Urine is actively absorbed by a urine absorbing material such as a urine absorbing mat placed in the lower layer (this is called a water-repellent excrement treating material).
  • These water-repellent excrement treatment materials use pulp, wood chips, etc. as the base material, and are made to be water-repellent by blending synthetic resins or waxes or coating the surface with water-repellent coating. ing.
  • Excrement disposal materials using soy bean curd refuse, zeolite, bentonite, or pulp are prepared by laying the excrement disposal material on a tray where animals excrete, and absorbing the excrement after excretion.
  • the treating material that has absorbed excrement is treated so as to join together to form a mass, and the treating material that has absorbed excrement can be removed as a lump, which is convenient and hygienic.
  • a treatment material that can be flushed down a flush toilet has also been proposed (this is called a water-absorbing type excrement treatment material). called).
  • Patent Document 5 describes a wood pellet characterized by being uniformly mixed with pulverized wood of coniferous trees and pulverized leaves of coniferous trees and shaped so as to self-disintegrate by absorbing moisture. disclosed.
  • JP-A-2002-84909 Japanese Patent Application Laid-Open No. 2003-180182 JP 2010-158253 A JP 2010-17096 A JP 2010-252783 A
  • the present invention has been made in view of the above problems, and aims to provide an excrement disposal material that is excellent in deodorizing fecal odors.
  • an excrement disposal material containing synthetic zinc aluminosilicate can solve the above problems, and have arrived at the present invention.
  • the present invention provides paper, plastic, clay mineral, water glass, activated clay, activated carbon, silica gel, hydrotalcite, titanium oxide, starch, bean curd refuse, cornstarch, green tea leaves, coffee bean husks, pulverized pulp, paper sand and
  • the excreta disposal material is characterized by containing one or more base materials selected from the group consisting of wood chips and synthetic zinc aluminosilicate.
  • the present invention is a water-repellent excrement disposal material characterized by containing the above excrement disposal material, synthetic resin and/or wax.
  • the present invention is characterized by containing the above excrement treatment material and a fibrous component obtained by heating the woody part and/or leaf of a tree with microwaves under reduced pressure and drying at least a part of it. It is a water-repellent excrement treatment material.
  • the present invention is a method for deodorizing excrement, characterized by bringing the excrement disposal material into contact with excrement.
  • the synthetic zinc aluminosilicate used in the excrement treating material of the present invention exhibits supplementary antibacterial properties due to the action of the zinc metal component, and at the same time exhibits adsorption to ammonia.
  • Silica composites are most preferably used.
  • the above zinc aluminophyllosilicate-silica composite is a composite of zinc aluminophyllosilicate component, which is a typical synthetic clay mineral similar to natural flypontite, and amorphous silica component.
  • the zinc aluminophyllosilicate has a basic framework of a two-layer structure consisting of SiO 4 —AlO 4 tetrahedral layers and ZnO 6 —AlO 6 octahedral layers.
  • a typical example of such a zinc aluminophyllosilicate-silica composite has the following formula: ( Zn3 -xAlx)(Si2 - yAly)O5 ( OH) /(SiO 2 )m(H 2 O)n(OH)x ⁇ y wherein x is a number from 0.1 to 1.75; y ⁇ x, m is a number from 0.5 to 2.5; n is a number from 0.5 to 2.5; is represented by
  • the above zinc aluminophyllosilicate-silica composite is obtained, for example, by adding a water-soluble silicate, a water-soluble zinc salt, and a water-soluble aluminum salt and/or aluminate to a sol or gel dispersion of silica, and adding A zinc aluminophyllosilicate-silica composite consisting of silica and zinc aluminophyllosilicate formed on the surface of the carrier is produced by reacting the obtained salts in the presence of silica.
  • Mizukanite HP registered trademark, manufactured by Mizusawa Chemical Industry Co., Ltd.
  • Mizukanite HP registered trademark, manufactured by Mizusawa Chemical Industry Co., Ltd.
  • Such a zinc aluminophyllosilicate - silica composite has a bilayer structure of zinc aluminophyllosilicate in which negative charges, ZnO 6 -AlO 68 It brings a positive charge to the Al-substituted sites of the facepiece layer, each having an acid site and a basic site.
  • a portion of the composited amorphous silica also has a large amount of protonic acid derived from silanol groups. Therefore, the zinc aluminophyllosilicate-silica composite shows high adsorption to both basic gases and acidic gases, especially highly polar malodorous gases such as ammonia.
  • the content of synthetic zinc aluminosilicate in the treated material of the present invention is not particularly limited, it is, for example, 0.01% by mass to 10% by mass, preferably 0.1% by mass to 5% by mass.
  • Substrates used in the treatment material of the present invention include, for example, paper (pulp), plastics, clay minerals such as bentonite, water glass, activated clay, activated carbon, silica gel, hydrotalcite, titanium oxide, starch, bean curd refuse, and corn starch. , green tea leaves, coffee bean husks, pulverized pulp, paper sand, wood chips, and the like. These substrates can be used singly or in combination of two or more.
  • the content of the substrate in the treatment material of the present invention is not particularly limited, it is, for example, 60% by mass to 98% by mass, preferably 85% by mass to 97% by mass.
  • the treating material of the present invention can be either a water-repellent type or a water-absorbing type of excrement treating material.
  • the above excrement treating material and a synthetic resin and/or wax for repelling liquid during use may be contained.
  • Synthetic resins include polyolefins such as polyethylene and polypropylene, polyesters such as polyethylene terephthalate, polyamides, and vinyl resins. Polyolefins such as polyethylene and polypropylene are preferred because they are relatively inexpensive and easy to process. These synthetic resins may be used singly or in combination of two or more.
  • wax for example, either natural wax or synthetic resin wax can be used. Moreover, these waxes can be used singly or in combination of two or more.
  • Examples of natural waxes include petroleum-derived waxes, mineral waxes, vegetable waxes, and animal waxes.
  • Petroleum-derived waxes include paraffin wax, microcrystalline wax, and the like.
  • Mineral waxes include montan wax and the like.
  • Examples of plant waxes include carnauba wax and Japanese wax, and examples of animal waxes include beeswax.
  • Examples of synthetic resin wax include polyethylene wax and polypropylene wax.
  • the content of the synthetic resin and/or wax in the treatment material of the present invention is not particularly limited, but is, for example, 0.1% by mass to 10% by mass, preferably 0.5% by mass to 5% by mass.
  • the treatment material of the present invention may contain an adhesive such as an ethylene/vinyl acetate copolymer and a polymer compound such as starch.
  • starch include potato starch, corn starch, wheat starch, tapioca starch, sweet potato starch, waxy starch, and rice starch.
  • Binders such as sodium alginate, pullulan, gelatin, dextrin, carboxymethyl cellulose, sodium polyacrylate, and the like can also be contained as the polymer compound.
  • sawdust As the base material.
  • the tree used is not particularly limited, but it is preferable to use sawdust of coniferous trees, particularly sawdust of the family Cedar, Pinaceae, or Cupressaceae, from the viewpoint of moldability and deodorant properties.
  • the base material When the treatment material of the present invention is a water-repellent type excreta treatment material (hereinafter, this may be simply referred to as "excretion treatment material"), the base material, synthetic zinc aluminosilicate, synthetic resin and/or wax are used.
  • the content is not particularly limited, for example, the base material is 60% by mass to 98% by mass, preferably 85% by mass to 97% by mass, and the synthetic zinc aluminosilicate is 0.01% by mass to 10% by mass. It is preferably 0.1% to 5% by mass, and the synthetic resin and/or wax is 0.1% to 10% by mass, preferably 0.5% to 5% by mass.
  • a water-repellent type excreta treating material can be produced by a conventionally known method.
  • One method can be produced by molding a mixture of the above components into a predetermined shape using an extruder (method described in JP-A-2017-79622 and JP-A-2013-153678).
  • the water-repellent type of excrement treatment material manufactured in this way is effective for so-called system toilets that allow urine to pass through.
  • the water-repellent excrement treating material of the present invention further contains a fibrous component obtained by heating the woody part and/or leaves of a tree with microwaves under reduced pressure to remove at least part of the essential oil and water. May be blended.
  • Trees used to obtain the fibrous component are not particularly limited.
  • Examples of trees belonging to the genus Hinoki of the Cupressaceae family include Japanese cypress, Taiwan cypress, Bay cypress, Lawson cypress, Japanese cypress, Japanese cypress, Japanese sawara, Toucan cedar, Chinese cypress, Chinese cypress, Suiryu cypress, Japanese cypress, Japanese cypress, Japanese cedar, Japanese cedar, and so on.
  • Examples of trees belonging to the genus Arborvitae of the family Cupressaceae include Hiba cedar and Nezuko.
  • Examples of trees belonging to the genus Juniperus of the family Cupressaceae include juniper, juniper, juniper, Okinawa juniper, and the like.
  • Examples of trees belonging to the Cupressaceae family, Japanese cedar include Japanese cedar, Japanese cedar, Japanese cedar, Japanese cedar, Chinese cedar, Sacred cedar, and Midori cedar.
  • Trees of the fir genus of the Pinaceae family include Sakhalin fir, fir, white fir, white fir, white fir, white fir, balsam fir, honey fir, white fir, amabilis fir, red fir, California red fir, ground fir, and noble fir.
  • Examples of trees belonging to the genus Spruce of the family Pinaceae include Sakhalin spruce and Spruce.
  • Examples of trees belonging to the genus Pinus of the Pinaceae family include Japanese red pine, Rhubarb pine, Strobe pine, and Pinus pumila.
  • Examples of trees belonging to the genus Larix of the family Pinaceae include Japanese larch.
  • Examples of trees belonging to the genus Tsuga of the family Pinaceae include Tsuga.
  • Eucalyptus trees of the myrtaceae family include eucalyptus, eucalyptus eucalyptus, camaldrensis, and lemon eucalyptus.
  • Examples of trees belonging to the genus Koyamaki of the family Koyamakiaceae include Koyamaki.
  • Trees belonging to the genus Kaya of the family Taxaceae include Kaya.
  • Examples of trees belonging to the genus Asunaro of the Cupressaceae family include Hiba, Asunaro, Hinoki Asunaro, and Hosoba Asunaro.
  • the genus Cypress of the Cupressaceae family the genus Cedar of the Cupressaceae family, the fir genus of the Pinaceae family, the genus Myrtaceae Eucalyptus, the genus Koyamaki of the family Cupressaceae, and the genus Asunaro of the Cupressaceae family are preferred.
  • Japanese cypress of the family Cupressaceae Taiwan cypress, Bay cedar, Japanese cedar of the genus Cupressaceae, fir of the genus Pinaceae, fir, eucalyptus of the genus Eucalyptus of the family Myrtaceae, cypress of the genus Asuna of the family Cupressaceae is more preferred, and Sakhalin fir and fir of the family Pinaceae are particularly preferred.
  • These trees may combine multiple species.
  • a method of drying at least a part of the woody part and/or leaves of the tree, preferably the woody part and leaves, by heating with microwaves under reduced pressure is called a vacuum drying method.
  • This vacuum drying method is a method of removing moisture and essential oils originally contained in the material by utilizing the property that microwaves directly heat water molecules.
  • This reduced-pressure drying method can be carried out using, for example, a microwave distillation apparatus described in International Publication WO2010/098440 pamphlet.
  • the pressure in the distillation tank should be 10 to 95 kPa, preferably 20 to 80 kPa, particularly preferably 30 to 60 kPa.
  • the steam temperature at this time is 40 to 100°C.
  • the drying temperature and drying time are not particularly limited, for example, the drying may be performed at 50 to 80° C. for about 1 to 5 hours.
  • the remaining essential oil component is 0.01 to 10% by mass, preferably 0.1 to 5% by mass.
  • the remaining water content is 1% by mass or less.
  • the fibrous component obtained in this way is solid and exhibits excellent deodorant and antibacterial effects.
  • fibrous components exhibit deodorant and antibacterial effects, but at present, some of the essential oils have been removed from the woody structure in which cellulose is fixed with lignin and essential oils. It is presumed that sites capable of adsorbing offensive odors were generated in the lignin structure or cellulose structure after the drying.
  • the essential oil component is not completely removed, and a part of the essential oil component contained in the wood and/or leaves of the tree is removed. Some of the essential oil components remain in the fibrous component.
  • the essential oil remaining in the fiber component is preferably low volatility and/or nonvolatile. This is because the lower the volatility, the longer the function of the essential oil (for example, the deodorizing function and/or the aromatic function) is exhibited. Moreover, it is preferable that the essential oil component contains a component having a relatively large molecular weight. This is because the larger the molecular weight, the less likely it is to volatilize. When essential oils are extracted from the woody part of a tree or the like, lower molecular weight and/or more volatile essential oils are preferentially extracted, leaving less volatile and/or higher molecular weight essential oils in the material. Tend.
  • the essential oil component remaining in the material has a low content of monoterpenes and a high content of sesquiterpenes, diterpenes or tetraterpenes.
  • the proportion of terpenes with large molecular weights such as sesquiterpenes and diterpenes is large, it exhibits deodorizing and/or aromatic effects over a long period of time, and also eliminates various odors caused by acidic, alkaline and neutral malodorous substances. It becomes possible to exhibit an odor effect.
  • malodorous substance examples include ammonia, methyl mercaptan, hydrogen sulfide, methyl sulfide, methyl disulfide, trimethylamine, acetaldehyde, propionaldehyde, normal butyraldehyde, isobutyraldehyde, normal valeraldehyde, isovaleraldehyde, isobutanol, Ethyl acetate, methyl isobutyl ketone, toluene, styrene, xylene, propionic acid, normal butyric acid, normal valeric acid, isovaleric acid and the like.
  • the fibrous component preferably contains a low-volatility essential oil and/or a non-volatile essential oil.
  • the fibrous component preferably contains an essential oil with a high molecular weight.
  • the fibrous component preferably contains essential oils such as monoterpenes and sesquiterpenes.
  • monoterpenes include ⁇ -pinene, ⁇ -pinene, camphene, tricyclene, myrcene, ⁇ -phellandrene, bornyl acetate, ⁇ -3-carene, terpinolene, limonene and the like.
  • sesquiterpenes include ⁇ -caryophyllene and sabinene.
  • the essential oil remaining in the fibrous component preferably has a low content of monoterpenes and a large amount of sesquiterpenes, diterpenes and/or tetraterpenes.
  • the fibrous component can maintain excellent deodorizing properties over a long period of time.
  • the fibrous component Furthermore, by subjecting the fibrous component to the above-described drying treatment, the essential oil component contained inside in the state of fresh leaves and fresh wood oozes out to the surface of the fibrous component, so that it can be used in the state of fresh leaves and fresh wood.
  • the deodorant effect and the antibacterial effect of the remaining components are more highly exhibited.
  • the content of fibrous components in the water-repellent excrement treating material of the present invention is not particularly limited, but is 0.1 to 10% by mass, preferably 0.1 to 5% by mass.
  • the content of the base material, synthetic zinc aluminosilicate, fibrous component, synthetic resin and/or wax is not particularly limited.
  • the base material is 60% to 98% by weight, preferably 85% to 97% by weight
  • the synthetic zinc aluminosilicate is 0.01% to 10% by weight, preferably 0.1% to 5% by weight.
  • the fibrous component is 0.1% by mass to 10% by mass, preferably 0.1% by mass to 5% by mass
  • the synthetic resin and/or wax is 0.1% by mass to 10% by mass. , preferably 0.5% by mass to 5% by mass.
  • the treatment material of the present invention can be combined with other optional ingredients such as inorganic materials, deodorants, antifungal agents, antibacterial agents, perfumes, etc. to make various types of excrement treatment materials. can be done.
  • inorganic materials include inorganic materials such as zeolite, diatomaceous earth, silica gel, talc, calcium carbonate, calcium sulfate, sodium carbonate, aluminum sulfate, copper sulfate, silver nitrate, feldspar, and tectosilicic acid. These inorganic materials can be used singly or in combination of two or more.
  • deodorants examples include activated carbon, binchotan charcoal, vermiculite, perlite, silica gel, pyroligneous acid, bamboo vinegar, extraction residue of roasted coffee beans, used tea leaves, zeolite, bentonite, catechins, chalcones, flavanones, flavones, and flavonols. , flavanonols, flavanols, isoflavones or anthocyans, afterburned sintered ash, and the like. These deodorants can be used singly or in combination of two or more.
  • antifungal agents examples include phenolic compounds such as isopropylmethylphenol, thiazoline compounds such as isothiazolone, imidazole compounds, and organic nitrogen compounds. These antifungal agents can be used singly or in combination of two or more.
  • antibacterial agents examples include salt, sorbic acid or its salts, didecylmethylammonium, chloroacetamide, benzalkonium chloride, polyphenols, calcium propionate, sodium hypochlorite, benzoic acid or its salts, silver, copper. etc. These antibacterial agents can be used singly or in combination of two or more.
  • perfumes include l-carvone, p-cresol, p-methylacetophenone, ⁇ -pinene, ⁇ -naphthylmethyl ether, ⁇ -undecalactone, acetylcedrene, anethole, and allyl amyl, which are particularly effective against pet odors.
  • Glycolate methyl anthranilate, ambroxan, ionone, isobutylquinoline, undecylaldehyde, undecylenealdehyde, eugenol, octylaldehyde, orange, galaxolide, caranal, carone, camphor, coumarin, cumin oil, grapefruit, geraniol, geranylnitrile, acetic acid isobornyl acetate, cis-3-hexenyl acetate, styraryl acetate, cedryl acetate, terpinyl acetate, benzyl acetate, linalyl acetate, amyl salicylate, cis-3-hexenyl salicylate, sandal mysol core, cis-3-hexenol, cis jasmon, citral, Citronellal, citronellol, cineol, methyl dihydrojasmonate,
  • the shape of the treatment material of the present invention may be the shape of conventionally known excrement treatment materials, such as granular and pellet shapes.
  • the size is not particularly limited, but for example, if it is a pellet shape, the length is 1 to 20 mm, preferably 5 to 15 mm, and the diameter is 1 to 10 mm, preferably 3 to 7 mm.
  • the treatment material of the present invention can be produced using the above-described components by a conventionally known production method for excrement treatment materials.
  • the excrement disposal material of the present invention described above can deodorize excrement by bringing it into contact with excrement.
  • the excreta disposal material of the present invention is particularly effective in deodorizing the odor of feces.
  • the excrement disposal material of the present invention can enhance the deodorizing effect even if only a part thereof is used when using the same type of commercially available excrement disposal material.
  • Example 1 Water-repellent excrement treatment materials: Each component was blended in the blending amounts shown in Table 1 below and mixed so that each component was uniform. After mixing, water was added in an amount corresponding to about 5% by mass with respect to the total amount (100% by mass) of the resulting mixture, and the mixture was further mixed. The obtained mixture is passed through a die with an opening of 5 mm in diameter and a plate thickness of 18 mm using a disk pelleter F-5 type (power: 200 V 3.7 kW 4 P, shaft rotation speed 120 rpm) of a disk type extruder manufactured by Dalton Co., Ltd. A water-repellent type excrement treating material (Inventive Product 1) was obtained in the form of cylindrical pellets with a diameter of 3-7 mm and a length of 5-20 mm.
  • Test example 1 Chemical deodorant test: A 500 ml cup containing 200 ml of the product of the present invention and a comparative product (in terms of volume) was put into an airbag with a cock having a capacity of 10 liters, filled with hydrogen sulfide and then filled with odorless air to adjust the initial hydrogen sulfide concentration to 100 ppm .
  • airbags containing only hydrogen sulfide containing neither the product of the present invention nor the comparative product were prepared, and the initial concentration was similarly adjusted to 100 ppm (blank).
  • the hydrogen sulfide concentration was measured with a detector tube over time at room temperature (about 20°C). Concentrations of odorous components were measured over time in the samples containing the product 1 of the present invention and the comparative product 1 and the blank, and the 90% removal time ( ⁇ 0.1) was determined. The results are shown in Table 2.
  • the comparative product 1 did not show a deodorizing effect, while the present invention product 1 exhibited a deodorizing effect. From these results, it can be seen that the product 1 of the present invention can deodorize feces.
  • Test example 2 Monitor test A monitor test was conducted on the product 1 of the present invention.
  • Product 1 of the present invention was used in commercial toilets by 6 monitors A to F below, and after about one week, the following items were evaluated by the following indices. The results are shown in Tables 3-5.
  • Monitor attribute A System toilet (dome type)
  • User B System toilet (dome type)
  • User C System toilet (open type)
  • User D System toilet (open type)
  • User E System toilet (open type)
  • User F Normal toilet user
  • Example 2 Water-repellent excrement treatment materials: A water-repellent type excrement treating material (Inventive Product 4) was obtained in the same manner as in Example 1 using the blending amounts shown in Table 6 below. The numbers in the table are % by mass.
  • Test example 3 Sensory deodorant test: For present invention product 4 and comparative product 2, a sensory deodorizing test for hydrogen sulfide was carried out by the following method. The results are shown in Table 7.
  • ⁇ Hydrogen sulfide test method A 500 ml cup containing 200 ml of each product of the present invention (in terms of volume) was placed in a 10 liter air bag with a cock and sealed. It was placed in an attached airbag and sealed. After standing still for 30 minutes, the cock of the air bag was opened, and the odor strength and degree of comfort/discomfort were evaluated by smelling directly according to the 6-step odor intensity indication method and the 9-step comfort/discomfort indication method. There were 10 measurement persons, and each measurement person evaluated the sensory deodorizing effect of each test piece. Arithmetic mean values of test piece evaluations were calculated.
  • Test example 4 Sensory deodorant test: The product 4 of the present invention obtained above was subjected to a sensory deodorization test for simulated fecal odor according to the following procedure.
  • ⁇ Pseudo fecal odor test method A 500 ml cup containing 200 ml (as a volume) of each product of the present invention was placed in a 10 liter air bag with a cock, sealed, and then two drops of simulated fecal odor were dropped on a filter paper. The same evaluation was performed by the same evaluation method as in Example 3. The results are shown in Table 8.
  • Example 3 Water-repellent excrement treatment materials: A water-repellent type excrement treating material (Inventive Product 5) was obtained in the same manner as in Example 1 by blending in the amounts shown in Table 9 below. The numbers in the table are % by mass.
  • Test example 5 Sensory deodorant test: The product 5 of the present invention obtained above was subjected to a sensory deodorant test according to the following procedure.
  • ⁇ Pseudo fecal odor test method A 500 ml cup containing 200 ml (as a volume) of each product of the present invention was placed in a 10 liter air bag with cock and sealed. Sealed. By the same method as in Test Example 3, odor was evaluated after 5 minutes, 6 hours, and 24 hours. The results are shown in Table 10.
  • Test example 6 Antibacterial test An antibacterial test was conducted on the product 5 of the present invention obtained above according to the following procedure.
  • Example 4 Partial use of the excrement disposal material of the present invention: About 10% of the excrement disposal material of the present invention was used when using the same type of excrement disposal material on the market. As described above, the deodorizing effect of excrement was exhibited even when only a part of the excreta disposal material of the present invention was used.
  • the excreta disposal material of the present invention can be used for deodorizing excrement, especially fecal odors such as hydrogen sulfide.

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  • Environmental Sciences (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
PCT/JP2021/041314 2021-01-28 2021-11-10 排泄物処理材およびこれを利用した排泄物の消臭方法 WO2022163063A1 (ja)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08512337A (ja) * 1993-05-11 1996-12-24 アルシメクス 溶媒を用いない天然生成物のマイクロ波抽出方法および装置
JPH09215457A (ja) * 1995-12-08 1997-08-19 Nippo Kagaku Kk ペット用トイレ砂
JPH1189468A (ja) * 1997-09-17 1999-04-06 Mizusawa Ind Chem Ltd ペット用トイレ砂
JP2005176673A (ja) * 2003-12-17 2005-07-07 Kurosaki Hakudo Kogyo Kk 消臭剤
JP2013202038A (ja) * 2012-03-29 2013-10-07 Unicharm Corp 動物用トイレ砂の製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08512337A (ja) * 1993-05-11 1996-12-24 アルシメクス 溶媒を用いない天然生成物のマイクロ波抽出方法および装置
JPH09215457A (ja) * 1995-12-08 1997-08-19 Nippo Kagaku Kk ペット用トイレ砂
JPH1189468A (ja) * 1997-09-17 1999-04-06 Mizusawa Ind Chem Ltd ペット用トイレ砂
JP2005176673A (ja) * 2003-12-17 2005-07-07 Kurosaki Hakudo Kogyo Kk 消臭剤
JP2013202038A (ja) * 2012-03-29 2013-10-07 Unicharm Corp 動物用トイレ砂の製造方法

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