WO2023100714A1 - Ensemble toilettes pour animaux et procédé pour désodoriser les excréments d'animaux et éliminer l'odeur d'urine dans un espace de vie à l'aide de celui-ci - Google Patents

Ensemble toilettes pour animaux et procédé pour désodoriser les excréments d'animaux et éliminer l'odeur d'urine dans un espace de vie à l'aide de celui-ci Download PDF

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Publication number
WO2023100714A1
WO2023100714A1 PCT/JP2022/043127 JP2022043127W WO2023100714A1 WO 2023100714 A1 WO2023100714 A1 WO 2023100714A1 JP 2022043127 W JP2022043127 W JP 2022043127W WO 2023100714 A1 WO2023100714 A1 WO 2023100714A1
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animal
toilet
urine
absorbent sheet
living space
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PCT/JP2022/043127
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English (en)
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 CN202280077213.7A priority Critical patent/CN118284332A/zh
Publication of WO2023100714A1 publication Critical patent/WO2023100714A1/fr

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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
    • A01K1/01—Removal of dung or urine, e.g. from stables
    • 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 animal toilet set and a method for deodorizing animal feces and urine odors in a living space using the same.
  • an excrement disposal material such as cat litter, litter, etc., which forms a feces bed, is accommodated in the lower portion of the toilet body.
  • the toilet body is vertically partitioned by a urine-permeable partition layer such as a drainboard, the upper layer contains the excreta disposal material, and the lower layer contains, if necessary, water-absorbent resin.
  • a urine absorbent such as a urine absorbent mat made of vegetable fiber, pulp, etc.
  • the toilet body is divided up and down by a urine permeable partition layer such as a screen, and the upper layer part
  • a device in which the excreta disposal material is contained in a tray, and a urine absorbing material such as the urine absorbing mat is contained in a lower layer tray (for example, Patent Document 1).
  • the system type has an excrement disposal material stored in the upper layer that allows the urine excreted by the pet to pass through quickly, and the urine that has passed through is dropped to the lower layer through the drainage holes in the net. , the dropped urine can be positively absorbed by the urine absorber accommodated in the lower tray, which is convenient.
  • the odor of excreted fluid, etc. in the tray placed under the mesh can evaporate to the outside through the mesh, which may cause bad odors. If cat litter or the like is laid on the upper surface of the cage, the odor can be blocked, but since cats have a habit of stirring the excrement disposal material with their paws after excretion, it is recommended to stir the excrement disposal material after excretion. As a result, the excrement disposal material is scraped out, the net is exposed, and there is a risk that the excrement liquid and the like will volatilize to the outside through the exposed portion.
  • Patent Document 2 discloses a pet excrement absorbent sheet in which a fragrance component (e.g. alcohol such as geraniol), a deodorizing component (e.g. catechin), and a bactericidal component (e.g. benzalkonium salt) are added to the surface sheet. It is described that a chemical solution containing at least one component is adhered.
  • Patent Document 3 discloses a pet excrement treatment material containing pulverized plant-derived material as a main constituent material, which contains 70 to 98.99% by mass of pulverized plant-derived material and a synthetic resin. 1 to 20% by weight and 0.5% tectosilicate. 01 to 5% by mass of pet excrement disposal materials are disclosed.
  • absorbent sheets and excreta treatment agents are usually disposable and replaced with new ones in a certain cycle, those containing expensive deodorant pose a problem in terms of running costs.
  • JP 2013-17446 A Japanese Patent Application Laid-Open No. 2006-238745 JP 2006-345830 A
  • an object of the present invention is to provide a system-type animal litter box that suppresses the excrement odor that always lingers in the living space, maintains a good breeding environment, and reduces running costs. provide toilets for
  • the present inventors have found that at least part of the urine-permeable partition layer of a system-type animal litter box is molded from a synthetic resin containing a specific fibrous component. , found that the above problems can be solved, and completed the present invention.
  • the present invention includes a toilet sand container, Equipped with an absorbent sheet storage unit, An animal toilet in which a toilet sand storage part and an absorbent sheet storage part are divided into upper and lower layers by a urine permeable partition layer, toilet sand, An animal toilet set comprising a liquid absorbent sheet, At least part of the urine-permeable partition layer is a synthetic resin containing fibrous components obtained by heating woody parts and/or leaves of trees with microwaves under reduced pressure to remove at least part of essential oils and water.
  • This animal litter box set is characterized by being molded with
  • the present invention also provides a method for deodorizing animal excrement odors in a living space, characterized by installing the above-described animal toilet set in the living space.
  • the animal toilet set of the present invention is excellent in that it can suppress feces and urine odors in living spaces such as living rooms and bedrooms.
  • at least a part of the urine permeable partition layer is formed of a synthetic resin containing the fibrous component. The deodorant effect as an animal toilet set can be maintained.
  • FIG. 1 is an exploded perspective view of an animal litter box set of the present invention
  • the animal litter box of the present invention (hereinafter referred to as the "set of the present invention") comprises a toilet sand container and an absorbent sheet container, and the toilet sand container and the absorbent sheet container are separated by a urine permeable partition layer.
  • An animal toilet set comprising toilet sand and an absorbent sheet, At least part of the urine-permeable partition layer is a synthetic resin containing fibrous components obtained by heating woody parts and/or leaves of trees with microwaves under reduced pressure to remove at least part of essential oils and water. It is molded with
  • the animal litter box used in the set of the present invention (hereinafter referred to as the "toilet box of the present invention") comprises a litter storage section and an absorbent sheet storage section, and the litter storage section and the absorbent sheet storage section are separated from each other by a urine permeable partition. It is divided into upper and lower layers by layers, and is called a system type.
  • the upper layer portion of the urine-permeable partition layer may be the litter storage portion, and the urine-permeable partition layer itself may be the litter storage portion.
  • the lower layer portion is the liquid absorbent sheet storage portion, and the liquid absorbent sheet is stored in the lower layer portion directly or via a tray or the like.
  • the urine-permeable partition layer is 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. It is molded from a synthetic resin containing a fibrous component. Also, the liquid-absorbent sheet storage section and the liquid-absorbent sheet tray preferably contain various deodorant components such as activated carbon and the above fibrous components, and more preferably contain the above fibrous components.
  • the synthetic resin used in the toilet of the present invention may be either a thermoplastic resin or a thermosetting resin.
  • Thermoplastic resins are preferred because they can migrate to and improve the deodorizing effect of the fibrous component.
  • the thermoplastic resin is not particularly limited, and examples include polyolefin resin, polystyrene, polyacrylate, polymethacrylate, polyacrylonitrile, polyester, polyamide, polyurethane, polyethersulfone, polyetherketone, polyimide, polydimethylsiloxane, polycarbonate, Examples include polyphenyl sulfide and the like, and polyolefin resins are preferred.
  • the thermoplastic resin may be used alone or in combination of two or more.
  • Polyolefin-based resins include, for example, polyethylene-based resins and polypropylene-based resins.
  • the polyethylene-based resin is not particularly limited, and examples thereof include low-density polyethylene, medium-density polyethylene, high-density polyethylene, linear low-density polyethylene, and ultra-high molecular weight polyethylene.
  • the polyethylene-based resin may be used alone or in combination of two or more.
  • a copolymer having polyethylene as a partial structure for example, an ethylene-vinyl acetate copolymer, which is a copolymer of vinyl acetate and polyethylene, can also be used in the same manner as the above polyethylene.
  • the polypropylene-based resin is not particularly limited, and examples include homopolypropylene and copolymers of propylene and other olefins.
  • the polypropylene-based resins may be used alone or in combination of two or more.
  • Copolymers of propylene and other olefins may be block copolymers, random copolymers, or random block copolymers.
  • olefins to be copolymerized with propylene examples include ⁇ - - olefins and the like.
  • the synthetic resin contains a fibrous component obtained by removing at least part of the essential oil and water from the tree raw material.
  • Trees used to obtain the fibrous component are not particularly limited, but for example, Cupressaceae genus Hinoki, Cupressaceae genus Arborvitae, Cupressaceae Juniperus genus, Cupressaceae Cedar genus, Pinaceae Fir genus, Pinaceae Cedar genus, The genus Spruce of the family Pinaceae, the genus Pinus of the family Pinaceae, the genus Larch of the family Pinaceae, the genus Tsuga of the family Pinaceae, the genus Eucalyptus of the family Myrtaceae, the genus Asunaro of the family Pineaceae, the genus Kaya of the family Yew, and the genus Asunaro of the Cupressaceae.
  • Examples of trees belonging to the genus Hinoki of the Cupressaceae family include Japanese cypress, Taiwan cypress, Bay cypress, Lawson cypress, Japanese cypress, Chinese cypress, Spanish cypress, Peony cedar, Scutellaria japonicum, Suiryu cypress, Cypress cypress, Scutellaria japonicum, Shinobu cypress, Scutellaria cypress, and Himurosugi.
  • 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, noble fir, and the like.
  • 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, Japanese red pine, strobus pine, stone pine, and the like.
  • 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. These trees may combine multiple species.
  • a method of heating the woody part and/or leaves of the tree, preferably the woody part and leaves, with microwaves under reduced pressure to remove at least part of the essential oil and water 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 1 to 95 kPa, preferably 5 to 80 kPa, particularly preferably 10 to 60 kPa.
  • the steam temperature at this time is 40 to 100°C.
  • the oily component can be used as an essential oil for other uses, such as nitrogen oxide removers and fragrances.
  • 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 an excellent deodorizing effect.
  • the fibrous component exhibits the deodorant effect, but at present, judging from the woody structure in which cellulose is fixed with lignin and essential oil, it is possible to remove some of the essential oil. It is presumed that sites capable of adsorbing offensive odors were generated in the lignin structure or cellulose structure.
  • 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 exert an odor effect and a nitrogen oxide removal 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, 3-mercapto-3-methyl-1-butanol 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 has excellent deodorizing properties, and exhibits an excellent deodorizing effect against odors generated from pet toilets, especially cat excrement.
  • the fibrous component has excellent deodorant properties against odors derived from at least one selected from the group consisting of ammonia, hydrogen sulfide, methyl mercaptan, acetic acid, toluene and formaldehyde, and more preferably, It has excellent deodorant properties against odors derived from at least one selected from the group consisting of ammonia, hydrogen sulfide and methyl mercaptan.
  • this fibrous component is a natural product obtained from trees, which are plants, there is no danger to pets. Moreover, since it is difficult to volatility, the deodorizing effect can be maintained for a long period of time.
  • the fibrous component is further subjected to precision pulverization to an average particle size of 1 to 500 ⁇ m. If the average particle size is 1 ⁇ m or less, it may aggregate during molding, making it difficult to mold. may be inferior. A more preferable average particle size is 5 to 400 ⁇ m.
  • the average particle size and the maximum particle size are measured by laser diffraction, a scattering type particle size distribution measuring device, and the particle size distribution, and the median diameter (D50) is used as the value.
  • the method of precision pulverization is not particularly limited, and it is sufficient to use a conventionally known precision pulverizer.
  • precision pulverizers include turbo mills, jet mills, bead mills, blade mills, motor grinders, rotor mills, cutting mills, disk mills, and vibration mills.
  • the amount of the fibrous component contained in the synthetic resin is not particularly limited, it is, for example, 0.01 to 20 parts by mass, preferably 0.1 to 10 parts by mass of the fibrous component per 100 parts by mass of the synthetic resin.
  • the method of adding fibrous components to the synthetic resin is not particularly limited, but the amount of plastic raw materials used can be reduced, the environmental burden can be reduced, the deodorizing effect is high, and it can be maintained for a long time. Kneading is preferred.
  • a masterbatch pellet containing the fibrous component is prepared, mixed with the pellet with a ribbon blender, etc., and molded using a general-purpose synthetic resin molding method. do it. It is possible to effectively mix the synthetic resin and the fibrous component, and to heat the fibrous component in the synthetic resin to smoothly transfer part of the essential oil and water in the fibrous component to the synthetic resin side.
  • a molding method of a synthetic resin using an extruder is preferable because it can promote the porousness of the fibrous component and improve the deodorizing property. Examples of methods for molding such synthetic resins include extrusion molding, injection molding, inflation molding, and blow molding.
  • the synthetic resin can also be blended with other functional ingredients such as silica gel, zeolite, activated carbon, clay minerals, photocatalyst (titanium dioxide) fragrances, deodorants, antibacterial agents, and the like. When blending these, a conventionally known method may be followed.
  • the method for producing the toilet of the present invention is not particularly limited as long as it is a method capable of forming at least a part of the urine-permeable partition layer with the above synthetic resin.
  • the parts other than the urine permeable partition layer of the toilet of the present invention are made of the synthetic resin containing the fibrous component in the same manner as the urine permeable partition layer, or are made of the synthetic resin containing the fibrous component. Alternatively, it may be manufactured from a synthetic resin containing the deodorizing component.
  • the animal litter box used in the present invention is provided with a hood cover that can be expanded in a dome shape to a closed position that covers the upper opening of the litter container and that can be stored in an open position where the opening is fully opened. This is preferable from the point that the excrement odor does not diffuse into the living space. In addition, it is preferable that the hood cover can be removed.
  • the material of the hood cover is not particularly limited, but it may be a base material such as film, non-woven fabric, or cloth that can be folded when the cover is opened and closed.
  • Examples of the deodorizing process include conventionally known deodorant components and those containing the above fibrous components, but those containing the above fibrous components are preferred.
  • this animal litter box may have a step or the like for an animal to step on when it enters the litter box.
  • the litter used in the set of the present invention is not particularly limited, and generally commercially available litter such as cat litter for system toilets may be used, but one containing the above fibrous component is preferred.
  • litter containing the fibrous component include water-repellent litter described in International Patent Applications PCT/JP2021/41313 and PCT/JP2021/41314.
  • the liquid-absorbing sheet used in the set of the present invention is not particularly limited, and liquid-absorbing sheets such as liquid-absorbing sheets such as pet excretion sheets generally available on the market may be used, but the liquid-absorbing sheets containing the above fibrous components may be used.
  • a sheet is preferable, and examples thereof include a pet excretion sheet described in JP-A-2018-117598.
  • the set of the present invention comprises the above-described animal litter box, toilet sand, and an absorbent sheet.
  • the animal litter box has a detachable hood cover 11 and a detachable step 12, and a urine permeable partition layer 14 (at least part of which contains fibrous components) having a screen structure through which the urine of the animal can permeate. It is a container with a structure that is divided into upper and lower parts by molding of a synthetic resin that The upper layer (upper surface) of the urine-permeable partition layer 14 is a litter storage portion, in which the litter 13 is stored. A liquid-absorbent sheet storage portion 15 is provided in the lower layer, and the urine-permeable partition layer 14 is placed on the upper surface of the liquid-absorbent sheet storage portion 15 .
  • the absorbent sheet storage section 15 can accommodate an absorbent sheet tray 17 .
  • the liquid absorbent sheet 16 can be stored in the liquid absorbent sheet storage section 15 by placing it on the liquid absorbent sheet tray 17 . Since animal urine permeates the urine permeable partition layer 14 and is absorbed by the liquid absorbent sheet 16, it can be easily removed. Animal feces can be easily removed because they stay on the litter.
  • Manufacturing example 1 Production of fibrous components: 90 kg of Sakhalin fir branches with leaves were pulverized using a pulverizer (manufactured by KYB Seisakusho) to obtain small pieces of tree raw material having a size of about 10 to 20 mm. The wood material was fed into the distillation tank of the microwave distillation apparatus.
  • a pulverizer manufactured by KYB Seisakusho
  • the pressure inside the distillation tank was kept at a reduced pressure of about 15 kPa, and the wood material was irradiated with microwaves for 1 hour.
  • Generated steam essential oil and moisture
  • the amount of the obtained Sakhalin fir treated material was 68 kg.
  • the obtained Sakhalin fir-treated material was stirred and dried in a low-temperature drying apparatus (manufactured by Yokoyama Engineering Co., Ltd.) at 60°C to 70°C for 2.5 to 3 hours. After that, classification was performed with a rotary sieve classifier (16 mesh, sieve opening 1.0 mm) to prepare a solid fibrous component A. When fibrous component A was observed with an optical microscope, it was confirmed that it contained green or blue portions and contained leaf-derived materials.
  • Manufacturing example 2 Production of animal litter boxes: An animal litter box as described in Figure 1 was manufactured. First, a resin composition containing 99 parts of polypropylene and 1 part of fibrous component A is supplied to an extruder and melt-kneaded at 180° C., then the resin composition is extruded from the extruder, placed in a mold, cooled and extruded. A permeable partition layer was prepared. The step, the liquid-absorbent sheet storage part, and the liquid-absorbent sheet tray were made of polypropylene. Also, the hood cover was made using cloth and a polyacetal framework.
  • Example 1 Manufacture of animal toilet sets: Two liters of commercially available litter (Deo Toilet deodorant/antibacterial sand: manufactured by Unicharm Co., Ltd.) was placed in the upper layer of the urine-permeable partition layer of the animal litter box prepared in Production Example 2. In addition, an animal toilet set was manufactured by placing a commercially available liquid-absorbent sheet (Deo Toilet deodorant/antibacterial sheet: manufactured by Unicharm Co., Ltd.) under the urine-permeable partition layer of the toilet via a liquid-absorbent sheet tray. .
  • a commercially available liquid-absorbent sheet (Deo Toilet deodorant/antibacterial sheet: manufactured by Unicharm Co., Ltd.)
  • Comparative example 1 Manufacture of animal toilet sets: 2 liters of commercially available toilet sand (Deo toilet deodorant/antibacterial sand: manufactured by Unicharm) is stored in the upper layer of the urine permeable partition layer of a commercially available (system type deo toilet half cover: manufactured by Unicharm) animal toilet. bottom.
  • an animal toilet set was manufactured by placing a commercially available liquid-absorbent sheet (Deo Toilet deodorant/antibacterial sheet: manufactured by Unicharm Co., Ltd.) under the urine-permeable partition layer of the toilet via a liquid-absorbent sheet tray. .
  • Test example 1 Deodorant test: In a booth equivalent to a room of about 4 tatami mats with a small window for evaluation, the animal toilet set of Example 1 and Comparative Example 1 was installed at the farthest position from the small window for evaluation, and folded filter paper was placed on the sand. 5 ml of simulated fecal odor was added dropwise. After 1 hour, 15 monitors evaluated comfort/discomfort and odor intensity according to the following criteria.
  • Example 1 it was found that the urine-permeable partition layer of the animal litter box is made of a synthetic resin containing a fibrous component, so that the odor of animal excrement in the living space can be suppressed more than when it is not.
  • Reference example 1 Toilet sand Each component was blended in the blending amounts shown in Table 2 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 treatment material (Reference Example 1) was obtained in the form of cylindrical pellets with a diameter of 3-7 mm and a length of 5-20 mm.
  • Reference example 2 Absorbent sheet: The polymer absorber, citric acid, the fibrous component A obtained in Production Example 1, and the cotton-like pulp are mixed to form a sheet, which is covered with a wrapping material made of tissue and embossed, and then an antibacterial agent is added dropwise. An absorbent core was made. An absorbent core was placed on a back sheet made of polypropylene, a top sheet was further placed thereon, and the periphery was adhered with a hot-melt adhesive to obtain an absorbent sheet (Reference Example 2).
  • Example 2 Animal toilet set: Two liters of the litter of Reference Example 1 was placed in the upper layer of the urine-permeable partition layer of the animal litter box prepared in Production Example 2. Further, an animal toilet set was manufactured by accommodating the liquid-absorbing sheet of Reference Example 2 under the urine-permeable partition layer of the toilet via a liquid-absorbing sheet tray.
  • Test example 2 Deodorant test: A deodorizing test was conducted in the same manner as in Test Example 1. Table 3 shows the results.
  • Example 2 It was found that the toilet set of Example 2 can suppress the odor of animal feces in the living space.
  • Test example 3 Deodorant test: In a booth equivalent to a room of about 4 tatami mats in which a small window for evaluation was installed, the animal toilet set of Example 2 and Comparative Example 1 was installed at the farthest position from the small window for evaluation, and folded filter paper was placed on the sand. 0.5 ml of simulated fecal odor was added dropwise. Furthermore, 50 ml of 0.7% ammonia water was sprinkled on the sand in the shape of the character "" to obtain a urine odor. After 1 hour, evaluation was performed in the same manner as in Test Example 1. Table 4 shows the results.
  • Example 2 It was found that the toilet set of Example 2 can suppress mixed odors of animal feces and urine in the living space compared to Comparative Example 1.

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Housing For Livestock And Birds (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

L'invention concerne un ensemble toilettes pour animaux qui comprend : des toilettes pour animaux, lesquelles comprennent une partie de stockage de sable de litière et une partie de stockage de feuilles absorbant les liquides, et dans lesquelles la partie de stockage de sable de litière et la partie de stockage de feuilles absorbant les liquides sont séparées en couches supérieure et inférieure par une couche de séparation perméable à l'urine ; du sable de litière ; et une feuille absorbant les liquides, laquelle est caractérisée en ce qu'au moins une partie de la couche de séparation perméable à l'urine est moulée à partir d'une résine synthétique contenant un composant fibreux qui est obtenu par chauffage de parties ligneuses et/ou de feuilles d'un arbre par micro-ondes sous pression réduite pour éliminer au moins une partie d'une huile essentielle et de la teneur en humidité. L'invention concerne également un procédé pour désodoriser les excréments d'animaux et éliminer l'odeur d'urine dans un espace de vie, ledit procédé étant caractérisé en ce qu'il comprend l'installation de l'ensemble toilettes pour animaux susmentionné dans un espace de vie. Lorsque les toilettes pour animaux de type système sont installées dans un espace de vie, l'odeur des excréments et de l'urine qui se répand constamment dans l'espace de vie est contrôlée, un bon environnement d'élevage est maintenu, et les coûts de fonctionnement sont réduits.
PCT/JP2022/043127 2021-11-30 2022-11-22 Ensemble toilettes pour animaux et procédé pour désodoriser les excréments d'animaux et éliminer l'odeur d'urine dans un espace de vie à l'aide de celui-ci WO2023100714A1 (fr)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5572950A (en) * 1995-03-09 1996-11-12 O'rourke; Anthony Cat litter box assembly having a cover and a retractable hood
JP2006238780A (ja) * 2005-03-03 2006-09-14 Ooshima Design Sekkei:Kk ペット用トイレ
JP2012100576A (ja) * 2010-11-09 2012-05-31 Kao Corp ペット用トイレ
US20140360437A1 (en) * 2013-06-06 2014-12-11 Jiangsu Zhongheng Pet Articles Joint-Stock Co.,Ltd Collapsible cat litter box
JP2018117598A (ja) * 2017-01-27 2018-08-02 エステー株式会社 吸収材、ならびにそれを用いた吸収性物品およびペット排泄用シート
WO2022050140A1 (fr) * 2020-09-03 2022-03-10 エステー株式会社 Toilettes pour animaux de compagnie et leur procédé de fabrication

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5572950A (en) * 1995-03-09 1996-11-12 O'rourke; Anthony Cat litter box assembly having a cover and a retractable hood
JP2006238780A (ja) * 2005-03-03 2006-09-14 Ooshima Design Sekkei:Kk ペット用トイレ
JP2012100576A (ja) * 2010-11-09 2012-05-31 Kao Corp ペット用トイレ
US20140360437A1 (en) * 2013-06-06 2014-12-11 Jiangsu Zhongheng Pet Articles Joint-Stock Co.,Ltd Collapsible cat litter box
JP2018117598A (ja) * 2017-01-27 2018-08-02 エステー株式会社 吸収材、ならびにそれを用いた吸収性物品およびペット排泄用シート
WO2022050140A1 (fr) * 2020-09-03 2022-03-10 エステー株式会社 Toilettes pour animaux de compagnie et leur procédé de fabrication

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