Patents Assigned to Toagosei Co., Ltd.
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Publication number: 20200270369Abstract: An object of the present invention is to provide an efficient method for producing cellulose nanofibers, without N-oxyl compounds such as TEMPO remaining in the cellulose nanofibers. Provided is a method for producing cellulose nanofibers, the method including: oxidizing a cellulose raw material with hypochlorous acid, or a salt thereof, having an available chlorine concentration of from 14% by mass to 43% by mass, to produce an oxidized cellulose; and fibrillating the oxidized cellulose into nanofibers.Type: ApplicationFiled: June 1, 2018Publication date: August 27, 2020Applicant: TOAGOSEI CO., LTD.Inventors: Daisuke KAMIYA, Shiroshi MATSUKI
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Publication number: 20200263019Abstract: A binder for a non-aqueous electrolyte secondary battery electrode that includes a crosslinked polymer having a carboxyl group or a salt thereof, wherein the crosslinked polymer includes 50% by mass or more and 100% by mass or less structural unit derived from an ethylenically unsaturated carboxylic acid monomer relative to all structural units, wherein a total amount of the ethylenically unsaturated carboxylic acid monomer and a salt thereof in terms of a non-neutralized form which is converted from the ethylenically unsaturated carboxylic acid monomer and a salt thereof relative to a total amount of the crosslinked polymer and a salt thereof is 5.0% by mass or less.Type: ApplicationFiled: March 5, 2018Publication date: August 20, 2020Applicants: TOAGOSEI CO. LTD., SANYO ELECTRIC CO., LTD.Inventors: Takashi HASEGAWA, Naohiko SAITO, Atsushi NISHIWAKI, Hideo MATSUZAKI, Sho URATA, Nobuhiro SAKITANI, Takaharu MORIKAWA
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Patent number: 10745448Abstract: An antiviral peptide provided by the present invention includes: (1) the signal sequence of a glycoprotein encoded for by the G gene of the vesicular stomatitis virus (VSV), or the signal sequence of hemagglutinin encoded for by the HA gene of the influenza A or influenza B virus, or a modified amino acid sequence formed by conservative substitution of 1, 2 or 3 amino acid residues in any of these signal sequences; and (2) an amino acid sequence that functions as a cell penetrating peptide (CPP).Type: GrantFiled: October 2, 2018Date of Patent: August 18, 2020Assignee: Toagosei Co., LTDInventors: Tetsuhiko Yoshida, Ayato Takada, Nahoko Baileykobayashi
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Patent number: 10745588Abstract: This invention provides a silicon wafer polishing composition used in the presence of an abrasive. The composition comprises a silicon wafer polishing accelerator, an amide group-containing polymer, and water. The amide group-containing polymer has a building unit A in its main chain. The building unit A comprises a main chain carbon atom constituting the main chain of the amide group-containing polymer and a secondary amide group or a tertiary amide group. The carbonyl carbon atom constituting the secondary amide group or tertiary amide group is directly coupled to the main chain carbon atom.Type: GrantFiled: May 23, 2017Date of Patent: August 18, 2020Assignees: FUJIMI INCORPORATED, TOAGOSEI CO., LTD.Inventors: Kohsuke Tsuchiya, Hisanori Tansho, Taiki Ichitsubo, Yoshio Mori
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Patent number: 10680246Abstract: Provided is a binder for a nonaqueous electrolyte secondary battery electrode. The binder contains a crosslinked polymer having a carboxyl group, or salt thereof, a use therefor, and a method for manufacturing a carboxyl group-containing crosslinked polymer or salt thereof for use in the binder. The crosslinked polymer contains a structural unit derived from an ethylenically unsaturated carboxylic acid monomer in the amount of 50 to 100 mass % of total structural units, and after the crosslinked polymer neutralized to a degree of a neutralization of 80 to 100 mol % has been subjected to water swelling in water and then dispersed in a 1 mass % NaCl aqueous solution, the particle diameter thereof is 0.1 to 7.0 ?m in a volume-based median diameter.Type: GrantFiled: October 26, 2016Date of Patent: June 9, 2020Assignee: TOAGOSEI CO., LTD.Inventors: Hideo Matsuzaki, Naohiko Saito, Kinuko Ogura, Atsushi Nishiwaki, Akitsugu Shibata
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Patent number: 10669669Abstract: The deodorant of the present invention is characterized in that the deodorant consists of a crystalline zinc oxide in which zinc oxide and aluminum oxide are composited, and a molar ratio (ZnO/Al2O3) of the zinc oxide to the aluminum oxide is in a range from 40 to 80. The deodorant has a high deodorizing effect against sulfur gases and acidic gases. A preferable average particle size of the deodorant is 0.2 to 15 ?m.Type: GrantFiled: September 14, 2015Date of Patent: June 2, 2020Assignee: TOAGOSEI CO., LTD.Inventor: Koji Sugiura
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Publication number: 20200152350Abstract: Provided is a composition for sealing a covered wire, the composition containing 2-cyanoacrylate including 10% by mass or more of an alkyl-2-cyanoacrylate that has, in a main chain, an alkyl group having 4 or more carbon atoms, and the composition having both water resistance and thermal shock resistance under high temperature and high humidity conditions and also having excellent heat resistance.Type: ApplicationFiled: May 23, 2018Publication date: May 14, 2020Applicant: TOAGOSEI CO., LTD.Inventors: Hiroyuki YAMAGA, Masashi YAMADA
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Patent number: 10647888Abstract: Provided is an adhesive composition which exhibits excellent water resistance and warm-water resistance without impairing instantaneous adhesiveness. The 2-cyanoacrylate adhesive composition contains a 2-cyanoacrylic acid ester, and a specific phthalic anhydride derivative, in which the content of the phthalic anhydride derivative is from 0.01 to 5% by mass, relative to the total amount of the adhesive composition. Preferably, the adhesive composition further contains an elastomer.Type: GrantFiled: February 18, 2016Date of Patent: May 12, 2020Assignee: Toagosei Co., LTD.Inventors: Masaru Ando, Norifumi Yoshida, Hiroyuki Terai
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Patent number: 10619058Abstract: A curable composition is provided that has low viscosity and rapid curing ability in the form of thin film, further has excellent resistance to emulsification and preservation stability, and has high hardness in the form of cured film, thereby achieving excellent alkali developability, which is preferably an active energy beam-curable composition. The curable composition includes a mixture (A) of a compound having two or more (meth)acryloyl groups that is obtained by conducting a transesterification reaction of a polyalcohol and a compound having one (meth)acryloyl group under the presence of catalysts X and Y. Catalyst X is a compound that is at least one of a cyclic tertiary amine having an azabicyclo structure or a salt or complex thereof, an amidine or a salt or complex thereof, and a compound having a pyridine ring or a salt or complex thereof. Catalyst Y is a compound including zinc.Type: GrantFiled: July 1, 2016Date of Patent: April 14, 2020Assignee: TOAGOSEI CO., LTD.Inventors: Kentaro Yachi, Naoki Hashimoto
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Patent number: 10611856Abstract: Provided is a method for making a curable composition that has low viscosity and rapid curing ability in the form of thin film, further has excellent resistance to emulsification and preservation stability, and has high hardness in the form of cured film, thereby achieving excellent alkali developability, which is preferably an active energy beam-curable composition, is provided. The made curable composition includes a mixture (A) of a compound having two or more (meth)acryloyl groups, and is obtained by conducting a transesterification reaction of diglycerin and/or glycerin and a compound having one (meth)acryloyl group under the presence of the following catalysts X and Y: catalyst X: a compound that is at least one member selected from the group consisting of cyclic tertiary amine having an azabicyclo structure or a salt or complex thereof, amidine or a salt or complex thereof, and a compound having a pyridine ring or a salt or complex thereof; and catalyst Y: a compound including zinc.Type: GrantFiled: July 1, 2016Date of Patent: April 7, 2020Assignee: TOAGOSEI CO., LTD.Inventors: Kentaro Yachi, Naoki Hashimoto
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Publication number: 20200079980Abstract: The present invention is an adhesive composition that is characterized by containing (A) a modified polyolefin resin and (B) an epoxy compound, and is also characterized in that: the modified polyolefin resin (A) is obtained by graft modifying a polyolefin resin with use of a modifying agent that contains an ?,?-unsaturated carboxylic acid or a derivative thereof; the content of the epoxy compound (B) is 1-20 parts by mass relative to 100 parts by mass of the modified polyolefin resin (A); and the epoxy compound is composed of two or more types of epoxy compounds.Type: ApplicationFiled: December 15, 2017Publication date: March 12, 2020Applicant: TOAGOSEI CO., LTD.Inventors: Makoto HIRAKAWA, Masashi YAMADA
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Publication number: 20200048499Abstract: An adhesive composition according to the present invention contains a polymerizable monomer (A) and a block copolymer (B) including a polymer block (a) which includes structural units derived from a styrene compound and from a maleimide compound, and an acrylic polymer block (b), in which the polymer block (a) and the acrylic polymer block (b) have a solubility parameter of 10.0 or more and 9.0 or more, respectively; the polymer block (a) contains the structural unit derived from a maleimide compound at a concentration from 30% by mass to 99% by mass with respect to the total mass of the polymer block (a); the polymer block (a) has a glass transition temperature of 150° C. or higher; and the polymer block (b) has a glass transition temperature of 20° C. or lower.Type: ApplicationFiled: April 26, 2018Publication date: February 13, 2020Applicant: TOAGOSEI CO., LTD.Inventors: Masaru ANDOU, Yuushi ANDOU, Akitsugu SHIBATA, Michihiro KAAI
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Publication number: 20200044254Abstract: A water-based binder for a non-aqueous electrolyte secondary battery. A binder for a non-aqueous electrolyte secondary battery electrode, includes a crosslinked polymer having a carboxyl group or a salt thereof, and the crosslinked polymer includes a structural unit derived from an ethylenically unsaturated carboxylic acid monomer; and a structural unit derived from a macromonomer including at least one compositional monomer selected from compounds represented by following formula (1): [C1] H2C?CR1—X??formula (1) wherein in formula (1), R1 represents a hydrogen or a methyl group; X represents C(?O)OR2 or CN; and R2 represents a straight chain or branched C1-C8 alkyl group or a C3-C8 alkyl group having an alicyclic structure.Type: ApplicationFiled: March 5, 2018Publication date: February 6, 2020Applicants: TOAGOSEI CO., LTD., SANYO ELECTRIC CO., LTD.Inventors: Naohiko SAITO, Takashi HASEGAWA, Atsushi NISHIWAKI, Hideo MATSUZAKI, Nobuhiro SAKITANI, Sho URATA, Takaharu MORIKAWA
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Publication number: 20200024758Abstract: A method for producing sodium hydroxide and/or chlorine by electrolyzing saltwater includes supplying saltwater to an anode chamber of a unit cell in a two-chamber type electrolytic cell, humidifying oxygen-containing gas in a humidifying chamber of the unit cell, and supplying humidified oxygen-containing gas generated in the humidifying chamber to a cathode chamber of the unit cell. The humidifying chamber is adjoined to and in heat exchange relation with the anode chamber or the cathode chamber in the unit cell, or is adjoined to and in heat exchange relation with an anode chamber or a cathode chamber in another unit cell adjacent to the unit cell. The oxygen-containing gas is humidified by generating water vapor with heat from the anode chamber or the cathode chamber adjoined to the humidifying chamber.Type: ApplicationFiled: September 30, 2019Publication date: January 23, 2020Applicants: KANEKA CORPORATION, TOAGOSEI CO., LTD.Inventors: Tadayoshi Shirakawa, Tomonori Idutsu, Tsugiyoshi Osakabe, Daisuke Hirota
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Patent number: 10541423Abstract: An electrode mixture layer composition for a nonaqueous electrolyte secondary battery contains an active material, water and a binder. The binder contains a crosslinked polymer of a monomer component including an ethylenically unsaturated carboxylic acid monomer, and a salt thereof. The crosslinked polymer is a polymer that is crosslinked with allyl methacrylate, and an amount of the allyl methacrylate used is 0.1 to 2.0 parts by weight relative to total 100 parts by weight of non-crosslinking monomers, and a content of the crosslinked polymer and salt thereof is 0.5% to 5.0% by weight of the active material.Type: GrantFiled: March 29, 2016Date of Patent: January 21, 2020Assignee: TOAGOSEI CO. LTD.Inventors: Hideo Matsuzaki, Naohiko Saito, Morikatsu Matsunaga, Shinya Kumagai
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Publication number: 20200002580Abstract: A pressure-sensitive adhesive composition includes a block copolymer containing a polymer block (A) and a (meth)acrylic polymer block (B), wherein the polymer block (A) contains either or both of a maleimide compound and an amide group-containing vinyl compound as a constitutional monomer thereof and has a glass transition temperature of 100° C. or higher, and the (meth)acrylic polymer block (B) contains at least one selected from compounds represented by general formula (1) as a major constitutional monomer thereof and has a glass transition temperature of 10° C. or below. CH2?CR1—C(?O)O(R2O)n—R3??(1) (wherein, R1 represents hydrogen or a methyl group; R2 represents a linear or branched C2-6 alkylene group; R3 represents hydrogen, a C1-20 alkyl group, or a C6-20 aryl group; and n represents 0 or an integer from 1 to 100.Type: ApplicationFiled: February 9, 2018Publication date: January 2, 2020Applicant: TOAGOSEI CO., LTD.Inventors: Michihiro KAAI, Kenichi NAKAMURA, Akitsugu SHIBATA
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Publication number: 20190390093Abstract: The polyester-based resin composition according to the invention is a polyester resin composition, containing: at least a polyester resin (A); and a surfactant (B), in which the polyester resin (A) is a copolymer of a compound having a polyalkylene glycol with from 3 to 50 repeating units as a structure as a constituent component, the surfactant (B) is a nonionic surfactant having a structure of a polyalkylene glycol, and the contact angle of water is 30° or less.Type: ApplicationFiled: March 14, 2017Publication date: December 26, 2019Applicant: TOAGOSEI CO., LTD.Inventors: Takahiro ITO, Tatsuya NAKAYASU, Makoto IMAHORI
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Patent number: 10501565Abstract: The present invention is a curable composition characterized by including a 2-cyanoacrylate and a particle containing titanium oxide and silicon oxide. The preferable content of the particle is in a range from 0.1 to 10.0 parts by mass based on 100 parts by mass of the 2-cyanoacrylate.Type: GrantFiled: July 13, 2016Date of Patent: December 10, 2019Assignee: TOAGOSEI CO., LTD.Inventors: Masahiro Sutou, Masaru Ando
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Patent number: 10487244Abstract: There is provided a one-pack type room-temperature-curable 2-cyanoacrylate based composition having magnetism. The 2-cyanoacrylate based composition having magnetism is characterized by containing (a) a 2-cyanoacrylic acid ester and (b) a magnetic powder dispersible in the 2-cyanoacrylic acid ester, wherein the content of the magnetic powder (b) is 5 to 500 parts by weight relative to 100 parts by weight of the 2-cyanoacrylic acid ester (a). The magnetic powder (b) is preferably a stainless steel.Type: GrantFiled: September 24, 2015Date of Patent: November 26, 2019Assignee: TOAGOSEI CO., LTD.Inventors: Hiroshige Oikawa, Yushi Ando
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Patent number: 10472496Abstract: The flame-retardant adhesive composition contains a styrene-based elastomer containing a carboxyl group, an epoxy resin, and a phosphorus-containing oligomer including a structural unit represented by general formula (1), and the epoxy resin content is 1-20 parts by mass and the phosphorus-containing oligomer content is 10-50 parts by mass with respect to 100 parts by mass of the styrene-based elastomer containing carboxyl groups. (wherein, R1 and R2 are each independently a hydrogen atom or a methyl group, n is an integer of 1-20.Type: GrantFiled: September 8, 2014Date of Patent: November 12, 2019Assignee: TOAGOSEI CO., LTD.Inventors: Masaru Takashima, Yuya Okimura, Masashi Yamada