WO2014156874A1 - 固形酸素発生組成物 - Google Patents

固形酸素発生組成物 Download PDF

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Publication number
WO2014156874A1
WO2014156874A1 PCT/JP2014/057512 JP2014057512W WO2014156874A1 WO 2014156874 A1 WO2014156874 A1 WO 2014156874A1 JP 2014057512 W JP2014057512 W JP 2014057512W WO 2014156874 A1 WO2014156874 A1 WO 2014156874A1
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Prior art keywords
weight
generating composition
oxygen
calcium
molded body
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PCT/JP2014/057512
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English (en)
French (fr)
Japanese (ja)
Inventor
忠輔 亀井
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タテホ化学工業株式会社
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Priority to JP2015508379A priority Critical patent/JP6307068B2/ja
Priority to KR1020157024962A priority patent/KR102151296B1/ko
Priority to CN201480017815.9A priority patent/CN105050948B/zh
Publication of WO2014156874A1 publication Critical patent/WO2014156874A1/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
    • A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
    • A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen
    • C01B13/0203—Preparation of oxygen from inorganic compounds
    • C01B13/0207—Water
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen
    • C01B13/0203—Preparation of oxygen from inorganic compounds
    • C01B13/0211—Peroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/727—Treatment of water, waste water, or sewage by oxidation using pure oxygen or oxygen rich gas

Definitions

  • the present invention provides an ornamental aquatic organism that gradually releases oxygen by contact with water in an aquarium such as an aquarium for appreciation fish, an aquarium for fish, an aquarium for transporting live fish, etc.
  • the present invention relates to an oxygen generating composition for maintaining a water quality environment suitable for rearing fish and transporting live fish, and a method for producing the same.
  • Patent Document 1 a solid oxygen generating composition for increasing the oxygen concentration in water has been used in order to maintain a water quality environment suitable for nurturing ornamental aquatic organisms such as ornamental fish and transporting live fish.
  • the object of the present invention is to solve the above-mentioned problems and to maintain a stable water quality environment in which oxygen is distributed in a well-balanced manner, and white turbidity does not occur even if the calcium peroxide content is small.
  • the present invention provides an oxygen generating composition that can be used, and a method for producing the same.
  • the present inventor has made various studies, and as a result, 2 to 20% by weight of calcium peroxide, 2 to 30% by weight of calcium carbonate, 2 to 30% by weight of calcium hydroxide, and phosphoric acid.
  • the shape of the compact containing 30 to 80% by weight of calcium dihydrogen has an outer surface area of 500 ⁇ 10 ⁇ 6 to 3000 ⁇ 10 ⁇ 6 m 2 , and the diameter ⁇ of the compact is defined as the thickness t of the compact.
  • aspect ratio When the value divided by (hereinafter referred to as aspect ratio) is in the range of 1.0 to 4.5, the reaction of calcium peroxide proceeds efficiently compared to the normal molded body, and the calcium peroxide content is It has been found that even in a small amount, oxygen can be distributed in water in a well-balanced manner and a stable water quality environment in which white turbidity does not occur can be maintained, and the present invention has been completed.
  • the oxygen generating composition according to [1], wherein the shape of the oxygen generating composition formed body is any one of a disk shape, a cubic shape, a rectangular parallelepiped shape, and a polygonal plate shape.
  • a method for producing an oxygen generating composition A mixing step of mixing 2 to 20% by weight of calcium peroxide, 2 to 30% by weight of calcium carbonate, 2 to 30% by weight of calcium hydroxide, and 30 to 80% by weight of calcium dihydrogen phosphate to obtain a mixture; and Molding the mixture obtained in the above mixing step so that the surface area of the outer shape of the molded body is 500 ⁇ 10 ⁇ 6 to 3000 ⁇ 10 ⁇ 6 m 2 and the aspect ratio is in the range of 1.0 to 4.5.
  • a production method comprising a molding step of obtaining an oxygen generating composition comprising a body, About.
  • the present invention provides an oxygen generating composition that can distribute oxygen in water in a well-balanced manner even when the calcium peroxide content is small, and can maintain a stable water quality environment that does not become cloudy, and a method for producing the same.
  • the oxygen generating composition of the present invention is blended in the range of the above components and content, and further formed into a molded body in the above range, whereby calcium peroxide as an oxygen releasing component is efficiently and stably in water. In response to this, the cloudiness generated during oxygen generation is minimized, and oxygen bubbles are gradually released.
  • FIG. 1 is a diagram showing a disk-like shape.
  • FIG. 2 is a diagram illustrating the shape of a rectangular parallelepiped.
  • the oxygen generating composition of the present invention comprises 2 to 20% by weight of calcium peroxide, 2 to 30% by weight of calcium carbonate, 2 to 30% by weight of calcium hydroxide, and 30 to 80% by weight of calcium dihydrogen phosphate. It consists of the molded object to contain. The weight% is based on the weight when the oxygen generating composition is 100% by weight.
  • the oxygen-releasing component of the present invention is calcium peroxide.
  • calcium peroxide alone When calcium peroxide alone is introduced into water, it reacts rapidly with water, and the amount of dissolved oxygen in water increases rapidly, so the water quality environment changes abruptly. Then, in addition to calcium peroxide, a rapid reaction between calcium peroxide and water can be suppressed by blending calcium carbonate and calcium hydroxide so as to fall within the above range. As a result, calcium peroxide reacts stably in water and releases oxygen gradually over a long period of time, so that dissolved oxygen in water can be increased stably.
  • the pH of the water into which the oxygen-generating composition is added is maintained on the neutral to acidic side without adversely affecting the survival of animals and plants. , Can maintain a stable water quality environment.
  • calcium peroxide is blended so as to contain 2 to 20% by weight. If the calcium peroxide is less than 2% by weight, the amount of oxygen released into the water is not sufficient, and if it is more than 20% by weight, it reacts rapidly with water, causing white turbidity from the oxygen generating composition, and the water quality environment. It changes suddenly.
  • the content is preferably 2 to 15% by weight, and more preferably 3 to 10% by weight.
  • the present invention 2 to 30% by weight of calcium carbonate and 2 to 30% by weight of calcium hydroxide are blended.
  • calcium carbonate and calcium hydroxide are less than 2% by weight, calcium peroxide reacts rapidly with water, and the water quality environment changes abruptly.
  • the amount is more than 30% by weight, the reaction between calcium peroxide and water is excessively suppressed, and a sufficient oxygen release amount cannot be obtained.
  • it is preferably 2 to 25% by weight, more preferably 3 to 20% by weight.
  • calcium dihydrogen phosphate is blended so as to be contained in an amount of 30 to 80% by weight. If the amount of calcium dihydrogen phosphate is less than 30% by weight, the pH in the water into which the oxygen generating composition has been added increases. If it is more than 80% by weight, the reaction between calcium peroxide and water is excessively suppressed. As a result, a sufficient oxygen release amount cannot be obtained.
  • the content is preferably 35 to 75% by weight, more preferably 40 to 70% by weight.
  • the molded body has an outer surface area of 500 ⁇ 10 ⁇ 6 to 3000 ⁇ 10 ⁇ 6 m 2 and an aspect ratio of 1.0 to 4.5.
  • the surface area of the outer shape is larger than 3000 ⁇ 10 ⁇ 6 m 2 , calcium peroxide reacts rapidly with water, white turbidity occurs, and the water quality environment changes rapidly. If it is smaller than 500 ⁇ 10 ⁇ 6 m 2 , the reaction between calcium peroxide and water is excessively suppressed, and a sufficient oxygen release amount cannot be obtained.
  • the aspect ratio is greater than 4.5, cracks may occur in the molded body during the reaction, the oxygen supply amount becomes unstable, and white turbidity may occur. If it is less than 1.0, the reaction between calcium peroxide and water is excessively suppressed, and a sufficient oxygen release amount cannot be obtained.
  • the surface area of the outer shape of the molded body is preferably 510 ⁇ 10 ⁇ 6 to 2900 ⁇ 10 ⁇ 6 m 2, more preferably 520 ⁇ 10 ⁇ 6 to 2800 ⁇ 10 ⁇ 6 m 2.
  • the aspect ratio of the molded body is preferably 1.1 to 4.4, and more preferably 1.1 to 4.3.
  • the oxygen generating composition of the present invention may contain a binder as a powder binder to such an extent that the elution of oxygen generating components is not hindered.
  • the binder include an inorganic binder and an organic binder.
  • the inorganic binder include sodium silicate and clay, and examples of the organic binder include ethyl cellulose and hydroxypropyl cellulose.
  • an organic binder is preferable.
  • the binder content in the oxygen generating composition so as to be 0.05 to 5% by weight. If it is such content, the moldability at the time of shaping
  • the method for obtaining the raw materials for each component of the oxygen generating composition of the present invention is not particularly limited, but as calcium peroxide, Nippon Peroxide, Otsuka Chemical, Tomita Pharmaceutical Co., Ltd., etc., as calcium hydroxide, Inoue Lime Industry , Ueda Lime Manufacturing, Adachi Lime Industry, Omi Chemical Industry, Okutama Industry, Maruo Calcium Co., etc.
  • Industrial and Toyo Denka Kogyo Co., Ltd., and calcium dihydrogen phosphate include commercially available products such as Odawara Kasei, Taiyo Chemical Industry, Matsuo Pharmaceutical Industry, Onoda Chemical Industry, Taihei Chemical Industry, and Yoneyama Chemical Industry Co., Ltd. Can be used.
  • the average particle size of each powder raw material of the component of the oxygen generating composition of the present invention is not particularly limited, but the average particle size is 100 ⁇ 10 ⁇ 6 to 1000 ⁇ 10 ⁇ in order to efficiently elute oxygen into water. A 6 m powder is preferred.
  • the average particle size of the calcium dihydrogen phosphate powder is more preferably 150 ⁇ 10 ⁇ 6 to 800 ⁇ 10 ⁇ 6 m. Here, the average particle diameter is measured by a sieving analysis method.
  • a low tap type sieve shaker (S-1 type, manufactured by Tokyo Glass Instruments Co., Ltd.) has a nominal opening of 3350, 2000, 1000, 850, 710, 600, 500, 425, 300, 212, JIS test sieves (JIS Z8801) of 150, 106, 75, and 45 (all units are “ ⁇ 10 ⁇ 6 m”) are stacked in order from the bottom of the sieve with the smallest meshes, and from above, calcium dihydrogen phosphate 100 After adding ⁇ 10 ⁇ 3 kg and shaking for 5 minutes, the weight of calcium dihydrogen phosphate remaining on each sieve is measured. The accumulated residual rate is obtained from the residual rate in each sieve, and is subtracted from 100% to calculate the passing weight percentage.
  • JIS test sieves JIS Z8801
  • the oxygen generating composition of the present invention comprises a molded body containing each of the above components, and includes an arbitrary molded body such as a press-molded molded body.
  • the molding pressure at the time of molding is 1 to 100 MPa at a pressure of 1.20 ⁇ 10 3 to 3.00 in order to suppress the occurrence of cracks and cloudiness and to elute the oxygen component into water efficiently.
  • a molded body molded in the range of ⁇ 10 3 kg / m 3 is desirable.
  • the molding pressure is preferably 5 to 80 MPa, more preferably 10 to 50 MPa.
  • the compact density is preferably 1.40 ⁇ 10 3 to 2.50 ⁇ 10 3 kg / m 3, more preferably 1.50 ⁇ 10 3 to 2.00 ⁇ 10 3 kg / m 3 .
  • examples of the shape of the oxygen generating composition of the present invention include a disc shape, a cubic shape, a rectangular parallelepiped shape, and a polygonal plate, and preferably a disc shape or a rectangular parallelepiped shape.
  • the diameter ⁇ is the length of the major axis of the circular surface in a disk shape, and the longest diagonal line length in the widest surface of the molded body in a cubic, rectangular parallelepiped, or polygonal plate shape. Say it. Examples of the diameter ⁇ and the thickness t in the disk shape and the rectangular parallelepiped shape are shown in FIGS. 1 and 2, respectively.
  • the method for producing the oxygen generating composition of the present invention comprises: Mixing step (A) A mixing step of mixing 2 to 20% by weight of calcium peroxide, 2 to 30% by weight of calcium carbonate, 2 to 30% by weight of calcium hydroxide, and 30 to 80% by weight of calcium dihydrogen phosphate to obtain a mixture; and Molding process (B) The mixture obtained in the mixing step (A) is molded, and the surface area of the outer shape of the molded body is in the range of 500 ⁇ 10 ⁇ 6 to 3000 ⁇ 10 ⁇ 6 m 2 and the aspect ratio is 1.0 to 4.5. It is a manufacturing method including the formation process which obtains the oxygen generating composition which consists of a molded object which is.
  • the weight% in the mixing step of the production method of the present invention is based on the weight when the oxygen generating composition is 100% by weight.
  • an oxygen generating composition capable of maintaining a stable water quality environment in which oxygen is distributed in water in a well-balanced manner and does not become cloudy even when the calcium peroxide content is small. Can do.
  • examples of the raw material preferably used include the respective compounds exemplified in the oxygen generating composition of the present invention.
  • the method for obtaining each raw material used in the production method of the present invention is not particularly limited, but commercially available products exemplified in the oxygen generating composition of the present invention can be used.
  • the average particle diameter in the production method of the present invention is measured by a sieving analysis method in the same manner as the oxygen generating composition of the present invention.
  • the average particle size of each of the above raw materials used in the production method of the present invention is not particularly limited, but a powder having an average particle size of 100 ⁇ 10 ⁇ 6 to 1000 ⁇ 10 ⁇ 6 m is preferable.
  • the average particle size of the calcium dihydrogen phosphate powder is more preferably 150 ⁇ 10 ⁇ 6 to 800 ⁇ 10 ⁇ 6 m.
  • the mixing step (A) in the production method of the present invention comprises: In a mixing step of mixing 2 to 20% by weight of calcium peroxide, 2 to 30% by weight of calcium carbonate, 2 to 30% by weight of calcium hydroxide, and 30 to 80% by weight of calcium dihydrogen phosphate to obtain a mixture. is there.
  • calcium peroxide, calcium carbonate, calcium hydroxide, and calcium dihydrogen phosphate are contained in the oxygen generating composition in an amount of 2 to 15% by weight of calcium peroxide, 2 to 25% by weight of calcium carbonate, It is preferable to contain 2 to 25% by weight of calcium hydroxide and 35 to 75% by weight of calcium dihydrogen phosphate. Further, the oxygen generating composition contains 3 to 10% by weight of calcium peroxide, 3 to 20% by weight of calcium carbonate, 3 to 20% by weight of calcium hydroxide, and 40 to 70% by weight of calcium dihydrogen phosphate. Is more preferable.
  • the raw materials are blended so that each compound has a content within the range of the present invention, that is, the content of the present invention is set according to the purity of the raw material.
  • Raw materials may be added to.
  • the mixing method is not particularly limited, but dry mixing is preferable.
  • the dry mixing may be performed using a mixing stirrer such as a general dry mixer, or may be manually mixed in a predetermined container.
  • the mixing speed, mixing time, and the like are not particularly limited, but may be mixed uniformly.
  • a granulation step may be included after each mixing step.
  • Additional components include, but are not limited to, binders, pigments and the like.
  • a binder may be added and mixed in order to stably elute active ingredients and improve moldability.
  • the binder include the compounds exemplified as the binder in the oxygen generating composition of the present invention.
  • an organic binder is preferable.
  • an alcohol such as ethyl alcohol may be added and mixed. In that case, it is preferable to dry after mixing.
  • the binder content in the oxygen generating composition so as to be 0.05 to 5% by weight. If it is such content, the moldability at the time of shaping
  • the amount of alcohol added when using an organic binder is not particularly limited, but it is preferably 0.5 to 10 parts by weight, more preferably 1 to 5 parts by weight with respect to 1 part by weight of the binder.
  • the molding step (B) in the production method of the present invention comprises: Molding the mixture obtained in the above mixing step so that the surface area of the outer shape of the molded body is 500 ⁇ 10 ⁇ 6 to 3000 ⁇ 10 ⁇ 6 m 2 and the aspect ratio is in the range of 1.0 to 4.5.
  • a molding process for obtaining an oxygen generating composition comprising a body.
  • the shape of the molded body in the molding step of the present invention may be any shape such as a disk shape, a cubic shape, a rectangular parallelepiped shape, or a polygonal plate shape, and the outer surface area of the molded body is 500 ⁇ 10 ⁇ 6.
  • a molded body is produced so that the aspect ratio is in the range of ⁇ 3000 ⁇ 10 ⁇ 6 m 2 and the aspect ratio of 1.0 to 4.5.
  • the surface area of the outer shape of the molded body is preferably 510 ⁇ 10 ⁇ 6 to 2900 ⁇ 10 ⁇ 6 m 2, and more preferably 520 to 2800 ⁇ 10 ⁇ 6 m 2 .
  • the aspect ratio is preferably 1.1 to 4.4, and more preferably 1.1 to 4.3.
  • the molding method in the molding step of the present invention is not particularly limited, and examples thereof include press molding, and any molding apparatus and molding die suitable for each molding can be used.
  • the molding density is 1.20 ⁇ 10 3 to 3.00 ⁇ 10 3 kg / m in a molding pressure range of 1 to 100 MPa. It is desirable to mold so as to be in the range of 3 .
  • the molding pressure is preferably 5 to 80 MPa, more preferably 10 to 50 MPa.
  • the compact density is preferably 1.40 ⁇ 10 3 to 2.50 ⁇ 10 3 kg / m 3, more preferably 1.50 ⁇ 10 3 to 2.00 ⁇ 10 3 kg / m 3 . If it is such a range, the molded object which suppresses generation
  • an oxygen generating composition comprising a molded body is obtained.
  • the oxygen generating composition obtained by the production method of the present invention is preferably the oxygen generating composition of the present invention.
  • the oxygen generating composition of the present invention and the oxygen generating composition obtained by the production method of the present invention are used in water, and can be used to maintain an aquatic environment such as aquarium fish. Specifically, in order to maintain a stable water quality environment in which oxygen is distributed in a balanced manner in an aquarium such as an aquarium for appreciation fish, an aquarium for fish, a tank for transporting live fish, etc., without causing cloudiness. Can do. In particular, it can be used to maintain an environment suitable for breeding ornamental fish such as medaka and freshwater shrimp that dislike water quality changes and transporting live fish.
  • ⁇ Cumulative oxygen release> Five molded sample samples were put into 5 ⁇ 10 ⁇ 3 m 3 of ion-exchanged water maintained at a temperature of 17 ° C. ⁇ 3 ° C., and the volume (m 3 ) of the amount of oxygen captured up to 720 hours was measured. A value obtained by dividing the cumulative value of the measured volume by the sample mass was defined as the cumulative oxygen release amount (10 ⁇ 6 m 3 / kg).
  • Low tap type sieve shaker manufactured by Tokyo Glass Instrument Co., Ltd., S-1 type
  • the accumulation residual rate was calculated
  • the water tank is kept at a temperature of 20 ° C. using a heater, and the occurrence of white turbidity in the water tank on the first day, the third day, and the fifth day after the start of the evaluation test is visually observed and evaluated according to the following criteria: did.
  • Example 1 Calcium peroxide powder, calcium carbonate powder, calcium hydroxide powder and calcium dihydrogen phosphate powder were prepared, and 9.7 ⁇ 10 ⁇ 3 kg of calcium peroxide having an average particle size of 208 ⁇ 10 ⁇ 6 m was added to the mixture.
  • the above mixture was put into a mold having a diameter of 13.2 ⁇ 10 ⁇ 3 m and press-molded (at a pressure of 25 MPa) using a rotary press molding machine (manufactured by Ebara Seiki).
  • the obtained molded body had a diameter of 13.2 ⁇ 10 ⁇ 3 m and a thickness of 11.5 ⁇ 10 ⁇ 3 m.
  • the surface area of the outer shape of the molded body was 750.2 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 1.15.
  • the compact density was 1.62 ⁇ 10 3 kg / m 3 .
  • Example 2 The same procedure as in Example 1 was performed except that the molded body was changed to a rectangular parallelepiped, the diagonal length was changed to 22.4 ⁇ 10 ⁇ 3 m, and the thickness was changed to 8.0 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 880.0 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 2.80. The compact density was 1.58 ⁇ 10 3 kg / m 3 .
  • Example 3 The same procedure as in Example 1 was performed except that the diameter of the molded body was 19.5 ⁇ 10 ⁇ 3 m and the thickness was 4.7 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the compact was 884.8 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 4.15. The compact density was 1.59 ⁇ 10 3 kg / m 3 .
  • Example 4 The same procedure as in Example 1 was performed except that the diameter of the molded body was 12.1 ⁇ 10 ⁇ 3 m and the thickness was 8.2 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 541.4 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 1.48. The compact density was 1.60 ⁇ 10 3 kg / m 3 .
  • Example 5 The same procedure as in Example 1 was performed except that the diameter of the molded body was 15.1 ⁇ 10 ⁇ 3 m and the thickness was 4.8 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 585.6 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 3.15. The compact density was 1.58 ⁇ 10 3 kg / m 3 .
  • Example 6 The same procedure as in Example 1 was performed except that the diameter of the molded body was 20.1 ⁇ 10 ⁇ 3 m and the thickness was 9.8 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the compact was 1252.8 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 2.05. The compact density was 1.56 ⁇ 10 3 kg / m 3 .
  • Example 7 The same procedure as in Example 1 was performed except that the diameter of the molded body was 20.0 ⁇ 10 ⁇ 3 m and the thickness was 15.0 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 1570.0 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 1.33. The compact density was 1.56 ⁇ 10 3 kg / m 3 .
  • Example 8 The same procedure as in Example 1 was performed except that the diameter of the molded body was 30.1 ⁇ 10 ⁇ 3 m and the thickness was 7.1 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 2093.5 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 4.24. The compact density was 1.53 ⁇ 10 3 kg / m 3 .
  • Example 9 The same procedure as in Example 1 was performed except that the diameter of the molded body was 29.9 ⁇ 10 ⁇ 3 m and the thickness was 9.7 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 2314.3 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 3.08. The compact density was 1.54 ⁇ 10 3 kg / m 3 .
  • Example 10 The same procedure as in Example 1 was performed except that the diameter of the molded body was 25.1 ⁇ 10 ⁇ 3 m and the thickness was 20.5 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 2604.8 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 1.22. The compact density was 1.54 ⁇ 10 3 kg / m 3 .
  • Example 11 The same procedure as in Example 1 was performed except that the diameter of the molded body was 29.9 ⁇ 10 ⁇ 3 m and the thickness was 14.8 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 2793.1 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 2.02. The compact density was 1.55 ⁇ 10 3 kg / m 3 .
  • Example 1 The same procedure as in Example 1 was performed except that the diameter of the molded body was 12.1 ⁇ 10 ⁇ 3 m and the thickness was 4.9 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the compact was 416.0 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 2.47. The compact density was 1.60 ⁇ 10 3 kg / m 3 .
  • Example 2 The same procedure as in Example 1 was performed except that the diameter of the molded body was 20.0 ⁇ 10 ⁇ 3 m and the thickness was 4.2 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 891.8 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 4.76. The compact density was 1.56 ⁇ 10 3 kg / m 3 .
  • Example 3 The same procedure as in Example 1 was performed except that the diameter of the molded body was 30.0 ⁇ 10 ⁇ 3 m and the thickness was 19.9 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the compact was 3287.6 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 1.51. The compact density was 1.53 ⁇ 10 3 kg / m 3 .
  • Example 4 The same procedure as in Example 1 was performed except that the diameter of the molded body was 12.0 ⁇ 10 ⁇ 3 m and the thickness was 14.2 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 761.1 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 0.85. The compact density was 1.59 ⁇ 10 3 kg / m 3 .
  • Example 5 The same procedure as in Example 1 was performed except that the diameter of the molded body was 19.9 ⁇ 10 ⁇ 3 m and the thickness was 28.2 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 2383.8 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 0.71. The compact density was 1.59 ⁇ 10 3 kg / m 3 .
  • Example 6 The same procedure as in Example 1 was performed except that the diameter of the molded body was 25.1 ⁇ 10 ⁇ 3 m and the thickness was 4.5 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 1343.8 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 5.58. The compact density was 1.56 ⁇ 10 3 kg / m 3 .
  • Example 7 The same procedure as in Example 1 was performed except that the diameter of the molded body was 12.4 ⁇ 10 ⁇ 3 m and the thickness was 3.1 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the compact was 362.1 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 4.00. The compact density was 1.62 ⁇ 10 3 kg / m 3 .
  • Example 8 The same procedure as in Example 1 was performed except that the diameter of the compact was 35.1 ⁇ 10 ⁇ 3 m and the thickness was 10.5 ⁇ 10 ⁇ 3 m. At this time, the surface area of the outer shape of the molded body was 3091.5 ⁇ 10 ⁇ 6 m 2 and the aspect ratio was 3.34. The compact density was 1.53 ⁇ 10 3 kg / m 3 .
  • Table 1 and Table 2 show the evaluation results regarding the molded bodies obtained in the above Examples and Comparative Examples, respectively.
  • the oxygen generating composition of the present invention and the oxygen generating composition obtained by the production method of the present invention are used in water, and are useful for maintaining an aquatic environment such as aquarium fish. Specifically, it is useful for maintaining a stable water quality environment in which oxygen is distributed in a well-balanced manner in an aquarium such as an aquarium for appreciation fish, an aquarium for fish, and an aquarium for transporting live fish. is there.
  • an environment where water is not circulated such as during power outages or when transporting ornamental aquatic organisms or live fish
  • the breeding of ornamental fish such as medaka and freshwater shrimp that dislike water quality changes It is useful for maintaining an environment suitable for transporting fish and live fish.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
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  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Farming Of Fish And Shellfish (AREA)
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  • Oxygen, Ozone, And Oxides In General (AREA)
PCT/JP2014/057512 2013-03-25 2014-03-19 固形酸素発生組成物 WO2014156874A1 (ja)

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Application Number Priority Date Filing Date Title
JP2015508379A JP6307068B2 (ja) 2013-03-25 2014-03-19 固形酸素発生組成物
KR1020157024962A KR102151296B1 (ko) 2013-03-25 2014-03-19 고형 산소 발생 조성물
CN201480017815.9A CN105050948B (zh) 2013-03-25 2014-03-19 固体产氧组合物

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JPS6177605A (ja) * 1984-09-21 1986-04-21 Daiichi Sangyo Kk 酸素発生錠剤
JPS6197107A (ja) * 1984-10-18 1986-05-15 Nippon Karuokisaido Kk 酸素発生成型物
JPH08301605A (ja) * 1995-03-09 1996-11-19 Tateho Chem Ind Co Ltd 固形酸素発生剤

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JP4247553B2 (ja) * 2002-10-15 2009-04-02 ビーゴ株式会社 化学反応式簡易酸素発生器及びその使用方法
KR20050121966A (ko) 2004-06-23 2005-12-28 주식회사 제이씨테크놀로지스 산소발생제 조성물

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JPS6177605A (ja) * 1984-09-21 1986-04-21 Daiichi Sangyo Kk 酸素発生錠剤
JPS6197107A (ja) * 1984-10-18 1986-05-15 Nippon Karuokisaido Kk 酸素発生成型物
JPH08301605A (ja) * 1995-03-09 1996-11-19 Tateho Chem Ind Co Ltd 固形酸素発生剤

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