WO2023233924A1 - Matériau de traitement des excréments, et procédé de fabrication de celui-ci - Google Patents

Matériau de traitement des excréments, et procédé de fabrication de celui-ci Download PDF

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Publication number
WO2023233924A1
WO2023233924A1 PCT/JP2023/017262 JP2023017262W WO2023233924A1 WO 2023233924 A1 WO2023233924 A1 WO 2023233924A1 JP 2023017262 W JP2023017262 W JP 2023017262W WO 2023233924 A1 WO2023233924 A1 WO 2023233924A1
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WIPO (PCT)
Prior art keywords
diameter
excrement disposal
granules
excrement
disposal material
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PCT/JP2023/017262
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English (en)
Japanese (ja)
Inventor
隼士 吉永
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株式会社大貴
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Publication of WO2023233924A1 publication Critical patent/WO2023233924A1/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 excrement disposal material and a method for producing the same.
  • Examples of conventional excrement disposal materials include those described in Patent Document 1.
  • the excrement disposal material described in this document is composed of a plurality of granules having low water absorption, and is used in a system toilet.
  • the system toilet includes a main body (tray) for receiving excreted urine, and a partition (screen) that divides the internal space of the main body into an upper space and a lower space.
  • the upper space above the partition part
  • a water absorbent sheet that absorbs urine is arranged in the lower space.
  • a through hole is formed in the partition part to allow urine to pass through but not to allow granular materials to pass through.
  • Urine excreted into the main body passes through the gaps between the granules, and then moves from the upper space to the lower space through the through holes in the partition.
  • the through-hole Since the urine that has passed through the gaps between the granules passes through the through-holes, stains from the granules and urine components tend to adhere to the inner surface of the through-holes. If such dirt is left unattended, the through holes may become clogged and a foul odor may linger around the system toilet.
  • the through-hole is small enough to not allow the granular material to pass through, so a human finger cannot enter the through-hole. Therefore, the inner surface of the through hole cannot be cleaned by rubbing it with a human finger, and in order to clean the inner surface, a tool such as a rod-shaped brush that can be inserted into the through hole must be prepared. was there.
  • the diameter of the through hole is 12.0 mm or more.
  • the 50th percentile is 11.7 mm. Therefore, if the diameter of the through hole is 12.0 mm or more, more than half of women can insert their little finger into the through hole up to the first joint. This makes it possible to clean the inner surface of the through hole by rubbing it with the pad of your little finger.
  • the present invention has been made in view of the above problems, and provides an excrement disposal material that can be used even in system toilets in which the diameter of the through hole in the partition is 12.0 mm or more, and a method for manufacturing the same.
  • the purpose is to
  • the excrement treatment material according to the present invention is characterized in that it includes granules for treating excrement, and the granules have a size that cannot pass through a circular opening with a diameter of 12.0 mm.
  • This excrement disposal material is provided with granules having a size that cannot pass through a circular opening with a diameter of 12.0 mm. In this case, even if the excrement disposal material is used in a system toilet in which the diameter of the through-hole in the partition is 12.0 mm, it is possible to prevent particulate matter from passing through the through-hole.
  • the method for producing an excrement treatment material according to the present invention includes a granule formation step of forming granules for treating excrement, and in the granule formation step, circular openings with a diameter of 12.0 mm are formed.
  • the method is characterized in that the above-mentioned granular bodies are formed to have a size that cannot be passed through.
  • an excrement disposal material that can be used even in a system toilet in which the diameter of the through hole in the partition part is 12.0 mm or more, and a method for manufacturing the same, are realized.
  • FIG. 1 is a schematic diagram showing one embodiment of an excrement disposal material according to the present invention.
  • FIG. 2 is a perspective view showing a granular body 10.
  • FIG. It is a schematic diagram which shows the granular body 10 based on a modification.
  • FIG. 1 is a schematic diagram showing one embodiment of the excrement disposal material according to the present invention.
  • the excrement treatment material 1 is an excrement treatment material used for treatment of excrement (mainly urine).
  • the excrement disposal material 1 may be an animal excrement disposal material used to dispose of the excrement of animals such as cats and dogs, or a human excrement disposal material used to dispose of human excrement. It may be wood.
  • the excrement treatment material 1 includes a plurality of granules 10 for treating excrement.
  • the excrement disposal material 1 is used, for example, in a system toilet that includes a box-shaped main body for receiving excreted urine and a partition that divides the internal space of the main body into an upper space and a lower space. In that case, the excrement disposal material 1 is used with a plurality of granules 10 laid directly on the partition.
  • Each granule 10 has hydrophobicity. That is, the granular material 10 has the property of not absorbing liquid such as urine at all, or hardly absorbing it at all. In order for the granular material 10 to have hydrophobicity, it is necessary that the liquid passage rate measured by the following test be 60% or more. First, a granular material 10 (sample) equivalent to 50 g is placed in a sieve having an inner diameter of 10 cm and an opening of 1 mm. Place an empty beaker under the sieve.
  • FIG. 2 is a perspective view showing the granular material 10.
  • Each granular body 10 has a granular shape.
  • the granular material 10 has a substantially columnar shape (specifically, a substantially cylindrical shape).
  • substantially cylindrical is intended to include not only a perfect cylindrical shape but also a shape close to a cylindrical shape, as long as the granular material 10 is ideally formed in a cylindrical shape.
  • the granular material 10 has a size that cannot pass through a circular opening with a diameter of 12.0 mm.
  • “cannot pass through the opening” means that the granular material 10 cannot pass through the opening unless it is deformed, no matter how the direction is changed.
  • the diameter d1 of the bottom surface of the granular material 10 is larger than 12.0 mm.
  • the granular body 10 has circular openings with a diameter of 13.0 mm, a diameter of 14.0 mm, a diameter of 15.0 mm, a diameter of 16.0 mm, a diameter of 17.0 mm, a diameter of 18.0 mm, a diameter of 20.0 mm, or a diameter of 25.0 mm.
  • the size is such that it cannot pass through.
  • the diameter d1 of the bottom surface of the granular body 10 is preferably larger than 13.0 mm, 14.0 mm, 15.0 mm, 16.0 mm, 17.0 mm, 18.0 mm, 20.0 mm, or 25.0 mm.
  • each granular material 10 is mainly made of organic matter.
  • the main material of the granular material 10 refers to the material that accounts for the largest weight percentage in the granular material 10 among one or more materials that constitute the granular material 10 .
  • examples of such organic matter include papers, plants, plastics, and organic sludge.
  • Each granular body 10 may be made of only organic matter, or may be made of both organic matter and inorganic matter.
  • Paper refers to materials mainly made of pulp.
  • the paper include, in addition to ordinary paper (paper powder), classified PVC wallpaper, photographic paper, release paper, and fluff pulp.
  • a classified product of PVC wallpaper is obtained by removing a portion of polyvinyl chloride from paper and PVC wallpaper containing polyvinyl chloride.
  • plants include wood flour, sawdust, and plant residues (tea leaves, okara, etc.).
  • plastics include, in addition to ordinary plastics, aluminum vapor-deposited films and classified paper diapers (plastics obtained by classifying paper diapers).
  • organic sludges include papermaking sludge and pulp sludge. These materials may or may not be subjected to hydrophobic treatment (water repellent treatment).
  • the number of materials constituting the granular body 10 may be one, or two or more.
  • the material constituting the granules 10 is only the above-mentioned main material.
  • the granules 10 will be composed of a mixture of the main material and other materials.
  • Other materials include, for example, gypsum or baking soda.
  • gypsum or sodium bicarbonate By adding gypsum or sodium bicarbonate, it becomes easier to impart hydrophobicity to the granules 10.
  • the amount of gypsum or sodium bicarbonate is, for example, 5% by weight or more and less than 50% by weight based on the entire granular material 10.
  • This manufacturing method includes a granule forming step.
  • the granule forming step is a step of forming granules 10.
  • a plurality of granules that will become the granules 10 are formed by granulating a granulation material (material constituting the granules 10) using a granulator.
  • a granulation material material constituting the granules 10.
  • the granules may be subjected to hydrophobic treatment if necessary. Hydrophobic treatment can be performed, for example, by coating the surface of the granules with a hydrophobic agent (water repellent).
  • the granulation material is subjected to pretreatments such as crushing, kneading, and adding water as necessary. Further, after granulation, post-treatments such as sieving (granulation) and drying are performed as necessary. Through the above steps, the excrement treatment material 1 consisting of a plurality of granules 10 is obtained.
  • the granules 10 are formed so that they cannot pass through a circular opening with a diameter of 12.0 mm.
  • the excrement disposal material 1 is used in a system toilet in which the diameter of the through-hole in the partition is 12.0 mm, it is possible to prevent the granular material 10 from passing through the through-hole. That is, at least in a system toilet in which the planar shape of the through hole is circular with a diameter of 12.0 mm, it is possible to prevent the granular material 10 from passing through the through hole. Therefore, the excrement disposal material 1 and its manufacturing method are realized which can be used even in a system toilet in which the diameter of the through-hole of the partition is 12.0 mm or more.
  • the granular material 10 has a substantially columnar shape.
  • the columnar shape is a shape that can be easily molded by extrusion granulation. Therefore, the substantially columnar granules 10 are suitable for mass production using an extrusion granulator.
  • the granular material 10 has a substantially cylindrical shape.
  • the substantially cylindrical granules 10 can be formed using an extrusion granulator having circular die holes in plan view. When the planar shape of the die hole is circular in this way, it is easy to uniformly apply pressure to the granulated material during granulation. This is advantageous for smoothly performing granulation.
  • the diameter d1 of the bottom surface of the granular material 10 is larger than 12.0 mm.
  • the granular material 10 cannot pass through the circular opening with a diameter of 12.0 mm regardless of its height (height of the cylinder). Therefore, it is possible to reliably realize the granular material 10 having a size that cannot pass through a circular opening having a diameter of 12.0 mm.
  • the granular material 10 has hydrophobicity. In this case, most of the urine excreted onto the granules 10 passes through the gaps between the granules 10 without being absorbed by the granules 10. Thereby, urine can be guided downward quickly.
  • the granular material 10 has a size that cannot pass through a circular opening with a diameter of 13.0 mm, even if the excrement disposal material 1 is used in a system toilet in which the diameter of the through hole in the partition is 13.0 mm, the granular material 10 will not pass through the circular opening with a diameter of 13.0 mm. 10 from passing through the through hole.
  • the 95th percentile is 12.7 mm. Therefore, if the diameter of the through hole is 13.0 mm or more, most women can insert their little finger into the through hole up to the first joint.
  • the joint width values of each finger in this specification are based on data published on the website of the National Institute of Advanced Industrial Science and Technology Artificial Intelligence Research Center (Makiko Kawachi, 2012: AIST Japanese hand width). Dimension data (https://www.airc.aist.go.jp/dhrt/hand/index.html). The data was acquired from 2004 to 2011 using 530 Japanese men and women (327 men and 203 women) as subjects. Each data is a value obtained by measuring the maximum width of the interphalangeal joint (distal/proximal) with the finger extended using a digital caliper.
  • the diameter d1 of the bottom surface of the granules 10 is larger than 13.0 mm, it is possible to reliably realize the granules 10 having a size that cannot pass through a circular opening with a diameter of 13.0 mm.
  • the granular material 10 has a size that cannot pass through a circular opening with a diameter of 14.0 mm, even if the excrement disposal material 1 is used in a system toilet in which the diameter of the through hole in the partition is 14.0 mm, the granular material 10 will not pass through the circular opening with a diameter of 14.0 mm. 10 from passing through the through hole.
  • the 50th percentile is 13.2 mm. Therefore, if the diameter of the through hole is 14.0 mm or more, more than half of women can insert their little finger into the through hole up to the second joint. If the finger can be inserted deeply into the through hole in this way, it becomes easier to clean the inner surface of the through hole.
  • the 50th percentile is 13.4 mm. Therefore, if the diameter of the through hole is 14.0 mm or more, more than half of the men can insert their little finger up to the first joint into the through hole. This allows men to clean the inner surface of the through hole by rubbing the pad of their little finger.
  • the 50th percentile is 13.8 mm. Therefore, if the diameter of the through hole is 14.0 mm or more, approximately half or more of women can insert their index finger into the through hole up to the first joint. This also makes it possible to clean the inner surface of the through hole by rubbing it with the pad of your index finger.
  • the diameter d1 of the bottom surface of the granular material 10 is larger than 14.0 mm, it is possible to reliably realize the granular material 10 having a size that cannot pass through a circular opening with a diameter of 14.0 mm.
  • the granular material 10 has a size that cannot pass through a circular opening with a diameter of 15.0 mm, even if the excrement disposal material 1 is used in a system toilet where the diameter of the through hole in the partition is 15.0 mm, the granular material 10 will not pass through the circular opening with a diameter of 15.0 mm. 10 from passing through the through hole.
  • the 95th percentile is 14.3 mm. Therefore, if the diameter of the through hole is 15.0 mm or more, most women can insert their little finger into the through hole up to the second joint.
  • the 95th percentile is 14.9 mm. Therefore, if the diameter of the through hole is 15.0 mm or more, most women can insert their index finger into the through hole up to the first joint.
  • the 95th percentile is 14.9 mm. Therefore, if the diameter of the through hole is 15.0 mm or more, most men can insert their little finger into the through hole up to the first joint.
  • the 50th percentile is 14.9 mm. Therefore, if the diameter of the through hole is 15.0 mm or more, more than half of men can insert their little finger into the through hole up to the second joint.
  • the diameter d1 of the bottom surface of the granular material 10 is larger than 15.0 mm, it is possible to reliably realize the granular material 10 having a size that cannot pass through a circular opening with a diameter of 15.0 mm.
  • the granular material 10 has a size that cannot pass through a circular opening with a diameter of 16.0 mm, even if the excrement disposal material 1 is used in a system toilet in which the diameter of the through hole in the partition is 16.0 mm, the granular material 10 will not pass through the circular opening with a diameter of 16.0 mm. 10 from passing through the through hole.
  • the 50th percentile is 15.5 mm. Therefore, if the diameter of the through hole is 16.0 mm or more, more than half of men can insert their index finger into the through hole up to the first joint.
  • the 50th percentile is 16.0 mm. Therefore, if the diameter of the through hole is 16.0 mm or more, more than half of women can insert their index finger into the through hole up to the second joint.
  • the diameter d1 of the bottom surface of the granular material 10 is larger than 16.0 mm, it is possible to reliably realize the granular material 10 having a size that cannot pass through a circular opening with a diameter of 16.0 mm.
  • the granular material 10 has a size that cannot pass through a circular opening with a diameter of 17.0 mm, even if the excrement disposal material 1 is used in a system toilet in which the diameter of the through hole in the partition is 17.0 mm, the granular material 10 will not pass through the circular opening with a diameter of 17.0 mm. 10 from passing through the through hole.
  • the 95th percentile is 16.4 mm. Therefore, if the diameter of the through hole is 17.0 mm or more, most men can insert their little finger into the through hole up to the second joint.
  • the diameter d1 of the bottom surface of the granular material 10 is larger than 17.0 mm, it is possible to reliably realize the granular material 10 having a size that cannot pass through a circular opening with a diameter of 17.0 mm.
  • the granular material 10 has a size that cannot pass through a circular opening with a diameter of 18.0 mm, even if the excrement disposal material 1 is used in a system toilet in which the diameter of the through hole in the partition is 18.0 mm, the granular material 10 will not pass through the circular opening with a diameter of 18.0 mm. 10 from passing through the through hole.
  • the 95th percentile is 17.1 mm. Therefore, if the diameter of the through hole is 18.0 mm or more, most men can insert their index finger into the through hole up to the first joint.
  • the 95th percentile is 17.2 mm. Therefore, if the diameter of the through hole is 18.0 mm or more, most women can insert their index finger into the through hole up to the second joint.
  • the 50th percentile is 18.0 mm. Therefore, if the diameter of the through hole is 18.0 mm or more, more than half of men can insert their index finger into the through hole up to the second joint.
  • the diameter d1 of the bottom surface of the granules 10 is larger than 18.0 mm, it is possible to reliably realize the granules 10 having a size that cannot pass through a circular opening with a diameter of 18.0 mm.
  • the granular material 10 has a size that cannot pass through a circular opening with a diameter of 20.0 mm, even if the excrement disposal material 1 is used in a system toilet in which the diameter of the through hole in the partition is 20.0 mm, the granular material 10 will not pass through the circular opening with a diameter of 20.0 mm. 10 from passing through the through hole.
  • the 95th percentile is 19.4 mm. Therefore, if the diameter of the through hole is 20.0 mm or more, most men can insert their index finger into the through hole up to the second joint.
  • the diameter d1 of the bottom surface of the granular material 10 is larger than 20.0 mm, it is possible to reliably realize the granular material 10 having a size that cannot pass through a circular opening with a diameter of 20.0 mm.
  • the granular material 10 has a size that cannot pass through a circular opening with a diameter of 25.0 mm, even if the excrement disposal material 1 is used in a system toilet in which the diameter of the through hole of the partition is 25.0 mm, the granular material 10 will not pass through the circular opening with a diameter of 25.0 mm. 10 from passing through the through hole.
  • the maximum value is 23.3 mm. Therefore, as long as the diameter of the through hole is 25.0 mm or more, almost all people, regardless of gender, can insert any of their five fingers into the through hole. This makes it possible to clean the inner surface of the through hole with any finger.
  • the diameter d1 of the bottom surface of the granular material 10 is larger than 25.0 mm, it is possible to reliably realize the granular material 10 having a size that cannot pass through a circular opening with a diameter of 25.0 mm.
  • each granular material 10 is mainly made of organic matter, it is possible to obtain a granular material 10 suitable for incineration. In this case, it becomes easier to dispose of the used excrement disposal material 1 as combustible garbage, which improves convenience for the user. In particular, when each granule 10 is made of only organic matter, it is possible to obtain granules 10 that are more suitable for incineration.
  • the present invention is not limited to the above embodiments, and various modifications are possible.
  • the granular material 10 may have a columnar shape other than a cylinder.
  • a shape includes, for example, an elliptical cylinder or a prismatic cylinder.
  • the diameter of the bottom surface of the granular material 10 is defined as the diameter of the largest circle that can be included in the bottom surface.
  • the granular bodies 10 may have a shape other than a columnar shape.
  • Such shapes include, for example, a sphere or an ellipsoid.
  • the granular material 10 may have water absorbency. In order for the granular material 10 to have water absorbency, it is necessary that the liquid passage rate measured by the above-mentioned test be less than 60%.
  • the granules 10 are made of uncoated granules.
  • the granules 10 may also consist of coated granules, as shown in FIG. 3, for example.
  • the granular material 10 has a two-layer structure consisting of a core portion 12 (granulated material) and a covering portion 14.

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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)

Abstract

L'invention fournit un matériau de traitement des excréments qui peut être mis en œuvre dans un système toilettes présentant un diamètre d'orifices traversants d'une partie division supérieur ou égal à 12,0mm. L'invention fournit également un procédé de fabrication de ce matériau de traitement des excréments. Ce matériau de traitement des excréments (1) est équipé de corps granulaires (10) destinés à traiter les excréments. Les corps granulaires (10) présentent une taille ne leur permettant pas de passer dans une ouverture arrondie de 12,0mm de diamètre.
PCT/JP2023/017262 2022-06-01 2023-05-08 Matériau de traitement des excréments, et procédé de fabrication de celui-ci WO2023233924A1 (fr)

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JP2022-089330 2022-06-01
JP2022089330A JP2023176829A (ja) 2022-06-01 2022-06-01 排泄物処理材及びその製造方法

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WO2023233924A1 true WO2023233924A1 (fr) 2023-12-07

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04210536A (ja) * 1990-12-14 1992-07-31 Akiyama:Kk 発酵床添加材
JP2021112177A (ja) * 2020-01-17 2021-08-05 三光株式会社 動物用敷料
JP2022043900A (ja) * 2020-09-04 2022-03-16 花王株式会社 ペット用排泄物処理材及びこれを用いたペット用排泄物処理システム
JP2022068900A (ja) * 2020-10-23 2022-05-11 株式会社大貴 動物用トイレ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04210536A (ja) * 1990-12-14 1992-07-31 Akiyama:Kk 発酵床添加材
JP2021112177A (ja) * 2020-01-17 2021-08-05 三光株式会社 動物用敷料
JP2022043900A (ja) * 2020-09-04 2022-03-16 花王株式会社 ペット用排泄物処理材及びこれを用いたペット用排泄物処理システム
JP2022068900A (ja) * 2020-10-23 2022-05-11 株式会社大貴 動物用トイレ

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