Patents Assigned to Sinanen Zeomic Co., Ltd.
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Patent number: 11918973Abstract: Provided is a heavy metal adsorbent consisting of a zeolite with a median diameter on a volume basis of 10.0 ?m or more and a pore volume measured in a pore volume calculation range of 10 nm to 1000 nm by a mercury intrusion method of 0.1000 cm3/g or less.Type: GrantFiled: August 22, 2022Date of Patent: March 5, 2024Assignee: SINANEN ZEOMIC CO., LTD.Inventors: Naoyuki Inoue, Akio Taniguchi
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Publication number: 20240058786Abstract: Provided is a heavy metal adsorbent consisting of a zeolite with a median diameter on a volume basis of 10.0 ?m or more and a pore volume measured in a pore volume calculation range of 10 nm to 1000 nm by a mercury intrusion method of 0.1000 cm3/g or less.Type: ApplicationFiled: August 22, 2022Publication date: February 22, 2024Applicant: SINANEN ZEOMIC CO., LTD.Inventors: Naoyuki INOUE, Akio TANIGUCHI
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Publication number: 20230271851Abstract: To provide a heavy metal adsorbent in which elution of aluminum from a zeolite is suppressed. A compound, which is a hydrous oxide or a hydroxide of Si, Ti, Zr, Ce or La, is mixed with the zeolite.Type: ApplicationFiled: February 23, 2023Publication date: August 31, 2023Applicant: Sinanen Zeomic Co., Ltd.Inventors: Akio TANIGUCHI, Naoyuki INOUE
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Publication number: 20230271852Abstract: To provide a material capable of adsorbing lead from water with a pH of 8 or more. A porous body of a titanium-containing compound, which has a bulk specific gravity of 0.4 g/cm3 or less, is used as an adsorbent.Type: ApplicationFiled: February 23, 2023Publication date: August 31, 2023Applicant: Sinanen Zeomic Co., Ltd.Inventors: Akio TANIGUCHI, Naoyuki INOUE
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Publication number: 20180148642Abstract: The present invention provides a photoluminescent material that emits visible light by irradiation of light, which is a sodalite containing a given amount of a silver atom (excluding a sodalite containing an oxalic acid anion) or a sodalite containing given amounts of a silver atom and a zinc atom.Type: ApplicationFiled: May 25, 2016Publication date: May 31, 2018Applicants: RENGO CO., LTD., UNION SHOWA K.K., SINANEN ZEOMIC CO., LTD.Inventors: Kouju SUGIYAMA, Kaoru YAMAGUCHI, Shinji FUJIKI, Minoru MATSUKURA, Shogo FUJIWARA, Fumio KUROSAKI, Akio TANIGUCHI, Junichi UCHITA
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Patent number: 8568791Abstract: The present invention herein provides antibacterial zeolite particles whose ion-exchangeable ions have completely or partially been replaced with silver ions and zinc ions, wherein the ratio (A/B) of the silver ion concentration (A) to the zinc ion concentration (B) in the antibacterial zeolite particles increases in the direction along the depth of each zeolite particle. The antibacterial zeolite particles show excellent discoloration-resistant characteristics, while maintaining their excellent antibacterial activities. Accordingly, the antibacterial zeolite particles can suitably be applied to all sorts of products that are required to have antibacterial properties.Type: GrantFiled: May 17, 2007Date of Patent: October 29, 2013Assignee: Sinanen Zeomic Co., Ltd.Inventors: Yasuo Kurihara, Kumiko Miyake, Masashi Uchida
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Patent number: 8361513Abstract: The present invention herein provides antimicrobial zeolite which hardly causes any color change with the elapse of time even when it is incorporated into a resin to form an antimicrobial resin composition. The present invention thus relates to antimicrobial zeolite which comprises zeolite whose ion-exchangeable ions are partially or wholly replaced with hydrogen ions and silver ions; and an antimicrobial resin composition which comprises the foregoing antimicrobial zeolite in an amount ranging from 0.05 to 80% by mass.Type: GrantFiled: April 22, 2011Date of Patent: January 29, 2013Assignee: Sinanen Zeomic Co., Ltd.Inventors: Akio Taniguchi, Kumiko Miyake, Yasuo Kurihara
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Publication number: 20110200523Abstract: The present invention herein provides antimicrobial zeolite which hardly causes any color change with the elapse of time even when it is incorporated into a resin to form an antimicrobial resin composition. The present invention thus relates to antimicrobial zeolite which comprises zeolite whose ion-exchangeable ions are partially or wholly replaced with hydrogen ions and silver ions; and an antimicrobial resin composition which comprises the foregoing antimicrobial zeolite in an amount ranging from 0.05 to 80% by mass.Type: ApplicationFiled: April 22, 2011Publication date: August 18, 2011Applicant: SINANEN ZEOMIC CO., LTD.Inventors: Akio TANIGUCHI, Kumiko MIYAKE, Yasuo KURIHARA
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Patent number: 7963390Abstract: A contact lens storage case comprising a case body including a pair of chambers for containing contact lenses therein, and a pair of lids for closing and opening the chambers, wherein inner faces of the chambers of the case body are formed by a synthetic resin including a silver based inorganic antimicrobic agent comprising a silver based compound carried on an inorganic carrier selected from the group consisting of a zeolite, a water soluble glass, zirconium phosphate, silica gel and activated charcoal. The contact lens storage case inhibits acanthamoeba.Type: GrantFiled: December 11, 2009Date of Patent: June 21, 2011Assignees: Sinanen Zeomic Co., Ltd., K.K. Suntech, Daisho Sangyo Co., Ltd.Inventors: Tatsuo Yamamoto, Yasuo Kurihara, Mutsumi Nakano, Takayoshi Kaizuka
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Publication number: 20110048973Abstract: A contact lens storage case comprising a case body including a pair of chambers for containing contact lenses therein, and a pair of lids for closing and opening the chambers, wherein inner faces of the chambers of the case body are formed by a synthetic resin including a silver based inorganic antimicrobic agent comprising a silver based compound carried on an inorganic carrier selected from the group consisting of a zeolite, a water soluble glass, zirconium phosphate, silica gel and activated charcoal. The contact lens storage case inhibits acanthamoeba.Type: ApplicationFiled: December 11, 2009Publication date: March 3, 2011Applicants: Sinanen Zeomic Co., Ltd., K.K. Suntech, Daisho Sangyo Co., Ltd., Tatsuo YamamotoInventors: Tatsuo YAMAMOTO, Yasuo Kurihara, Mutsumi Nakano, Takayoshi Kaizuka
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Publication number: 20110027386Abstract: The present invention relates to antimicrobial zeolite which comprises zeolite wherein a hardly soluble zinc salt is formed within fine pores present therein and an antimicrobial composition which comprises the foregoing antimicrobial zeolite in an amount ranging from 0.05 to 80% by mass. The antimicrobial zeolite according to the present invention can widely be applied, without causing any color change, even to the goods which undergo color changes with the elapse of time when the conventional antimicrobial zeolite is added.Type: ApplicationFiled: October 12, 2010Publication date: February 3, 2011Applicant: Sinanen Zeomic Co., Ltd.Inventors: Yasuo Kurihara, Kumiko Miyake, Masashi Uchida
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Publication number: 20100189810Abstract: An anti-amoebatic ophthalmologic compound which includes an inorganic carrier in which silver ions and hydrogen ions are added. The carrier includes silver ions and hydrogen ions in an amount of more than 1 ppm. The compound can be suspended in an aqueous solution. The aqueous solution may be controlled in a pH value of 5 to 8. The compound may be formed as a molded resinous piece containing an inorganic carrier including silver ions and hydrogen ions in an amount more than 0.01 wt %. The compound is stable, while sustaining a high anti-amoebatic property.Type: ApplicationFiled: June 4, 2009Publication date: July 29, 2010Applicants: Sinanen Zeomic Co., Ltd., Daisho Sangyo Co., Ltd.Inventors: Tatsuo Yamamoto, Yasuo Kurihara, Mutsumi Nakano, Takayoshi Kaizuka
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Publication number: 20090283050Abstract: The present invention relates to a feed composition which contains silver-carrying zeolite and an animal-breeding method comprising the step of administering, to an animal, the foregoing silver-carrying zeolite-containing feed composition. The feed composition has almost no influence on the useful lactobacillus, but exerts an antimicrobial effect on various kinds of harmful microorganisms, in particular, bacteria belonging to the genus Salmonella or the like. Accordingly, the feed composition would permit the improvement of the healthiness of enteric canal of domestic animals, domestic fowls and cultivated fishes and the composition would in thus permit the acceleration of their growth, while maintaining their good healthiness.Type: ApplicationFiled: May 20, 2009Publication date: November 19, 2009Applicants: KENKO CORPORATION, SINANEN ZEOMIC CO., LTD.Inventors: Satomi Tsuchibe, Toshiyasu Takada, Masashi Uchida, Yasuo Kurihara
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Publication number: 20070298128Abstract: The present invention herein provides antibacterial zeolite particles whose ion-exchangeable ions have completely or partially been replaced with silver ions and zinc ions, wherein the ratio (A/B) of the silver ion concentration (A) to the zinc ion concentration (B) in the antibacterial zeolite particles increases in the direction along the depth of each zeolite particle. The antibacterial zeolite particles show excellent discoloration-resistant characteristics, while maintaining their excellent antibacterial activities. Accordingly, the antibacterial zeolite particles can suitably be applied to all sorts of products that are required to have antibacterial properties.Type: ApplicationFiled: May 17, 2007Publication date: December 27, 2007Applicant: SINANEN ZEOMIC CO., LTD.Inventors: Yasuo Kurihara, Kumiko Miyake, Masashi Uchida
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Publication number: 20070197372Abstract: The present invention relates to antimicrobial zeolite which comprises zeolite wherein a hardly soluble zinc salt is formed within fine pores present therein and an antimicrobial composition which comprises the foregoing antimicrobial zeolite in an amount ranging from 0.05 to 80% by mass. The antimicrobial zeolite according to the present invention can widely be applied, without causing any color change, even to the goods which undergo color changes with the elapse of time when the conventional antimicrobial zeolite is added.Type: ApplicationFiled: February 13, 2007Publication date: August 23, 2007Applicant: SINANEN ZEOMIC CO., LTD.,Inventors: Yasuo Kurihara, Kumiko Miyake, Masashi Uchida
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Publication number: 20070110825Abstract: The present invention herein provides antimicrobial zeolite which hardly causes any color change with the elapse of time even when it is incorporated into a resin to form an antimicrobial resin composition. The present invention thus relates to antimicrobial zeolite which comprises zeolite whose ion-exchangeable ions are partially or wholly replaced with hydrogen ions and silver ions; and an antimicrobial resin composition which comprises the foregoing antimicrobial zeolite in an amount ranging from 0.05 to 80% by mass.Type: ApplicationFiled: January 3, 2007Publication date: May 17, 2007Applicant: Sinanen Zeomic Co., Ltd.Inventors: Akio Taniguchi, Kumiko Miyake, Yasuo Kurihara
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Patent number: 7125570Abstract: An antibacterial composition is provided which comprises a base, an antibacterial agent consisting of a silver-supporting inorganic compound and a water-soluble salt of a nitrogen atom-containing 6-membered heterocyclic compound. In the antibacterial composition, the silver component susceptible to discoloration is effectively stabilized by the use of the water-soluble salt of a nitrogen atom-containing 6-membered heterocyclic compound and therefore, the antibacterial composition never or hardly undergoes any discoloration with the lapse of time.Type: GrantFiled: February 28, 2003Date of Patent: October 24, 2006Assignee: Sinanen Zeomic Co., Ltd.Inventors: Akio Taniguchi, Yasuo Kurihara, Masashi Uchida
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Publication number: 20040146567Abstract: An antibacterial composition is provided which comprises a base, an antibacterial agent consisting of a silver-supporting inorganic compound and a water-soluble salt of a nitrogen atom-containing 6-membered heterocyclic compound. In the antibacterial composition, the silver component susceptible to discoloration is effectively stabilized by the use of the water-soluble salt of a nitrogen atom-containing 6-membered heterocyclic compound and therefore, the antibacterial composition never or hardly undergoes any discoloration with the lapse of time.Type: ApplicationFiled: February 28, 2003Publication date: July 29, 2004Applicant: SINANEN ZEOMIC CO., LTD.Inventors: Akio Taniguchi, Yasuo Kurihara, Masashi Uchida
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Patent number: 6752867Abstract: The invention provides an antibacterial agent for concrete comprising a silver compound, a copper compound and an ion-retaining compound; a concrete composition comprising the antibacterial agent; and a concrete product produced from the concrete composition. The concrete composition containing the antibacterial agent and the concrete product produced using the concrete composition show excellent antibacterial effect against causative bacteria of the corrosion of concrete such as sulfur reducing bacteria, sulfur oxidizing bacteria and carboxylic acid-producing bacteria, in particular, in sewage treatment plants.Type: GrantFiled: January 9, 2003Date of Patent: June 22, 2004Assignee: Sinanen Zeomic Co., Ltd.Inventors: Yasuo Kurihara, Javier Takahashi, Yuji Kamiike
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Publication number: 20040103823Abstract: The invention provides an antibacterial agent for concrete comprising a silver compound, a copper compound and an ion-retaining compound; a concrete composition comprising the antibacterial agent; and a concrete product produced from the concrete composition.Type: ApplicationFiled: January 9, 2003Publication date: June 3, 2004Applicant: SINANEN ZEOMIC CO., LTD.Inventors: Yasuo Kurihara, Javier Takahashi, Yuji Kamiike