Patents Assigned to Sekisui Chemicals Co., Ltd.
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Publication number: 20240270580Abstract: [Problem] There are provided: a reducing agent in which, in a perovskite oxide, when a combination of metal elements, a composition ratio thereof and the like are set, the amount of carbon dioxide is sufficiently reduced, the efficiency of converting carbon dioxide into valuables containing carbon (that is, a yield of valuables containing carbon) is high, and the efficiency of reduction using hydrogen is high; and a method of producing a gas using such a reducing agent. [Solution] The reducing agent of the present invention produces valuables containing carbon by reduction of carbon dioxide and is easily reduced using hydrogen.Type: ApplicationFiled: March 16, 2022Publication date: August 15, 2024Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Keisuke IIJIMA, Koji TAKIZAWA, Risa SAKURAI
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Patent number: 12060470Abstract: The present invention provides a polyolefin resin foam sheet having an area density of 5 g/m2 or more and 400 g/m2 or less, and having a time (t) required for a weight decrease from 90% by mass to 10% by mass, of 9 minutes or more, as measured by thermogravimetric analysis carried out at a heating rate of 10° C./min and a measurement temperature of 23° C. to 550° C. According to the present invention, a polyolefin resin foam sheet can be provided that has a high fire retardancy while maintaining a lightweight property.Type: GrantFiled: September 27, 2019Date of Patent: August 13, 2024Assignee: Sekisui Chemical Co., Ltd.Inventors: Asami Nagai, Daisuke Mukohata
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Patent number: 12054833Abstract: An organic carbonate synthesis catalyst for electrochemically synthesizing an organic carbonate from carbon monoxide, comprises: an active particle containing a metal element; and a porous carbon supporting the active particle.Type: GrantFiled: March 22, 2021Date of Patent: August 6, 2024Assignee: SEKISUI CHEMICAL CO., LTD.Inventor: Naohiro Fujinuma
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Patent number: 12053955Abstract: Provided is an interlayer film for laminated glass capable of making bluish fogging less likely to occur. An interlayer film for laminated glass according to the present invention contains a pigment, and in the interlayer film for laminated glass, a value YId obtained by subtracting a yellow index YIp calculated from parallel light transmittance from a yellow index YIt calculated from total light transmittance is ?1.0 or more.Type: GrantFiled: June 23, 2021Date of Patent: August 6, 2024Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Atsushi Nohara, Kinryou Chou, Kazuhiko Nakayama, Moyuru Okajima
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Patent number: 12049610Abstract: Provided is a device for continuously manufacturing an organic substance with high productivity, in which a means is installed whereby a synthesis gas having a specific nutrient source concentration for microbes in a continuous fermenter is stored with good efficiency and the gas composition thereof is made uniform in a stage prior to supplying the synthesis gas to the fermenter including microbes, so that uniformity of the synthesis gas composition is ensured. A device for manufacturing an organic substance, provided with a gas generating unit for gasifying a carbon source and generating a starting material gas, a gas supply unit for supplying a synthesis gas including the starting material gas to a fermenter, and a fermenter for microbial fermentation of the synthesis gas in the fermenter, a gas circulation unit for making the gas composition uniform being further provided between the gas generating unit and the gas supply unit or to the gas supply unit.Type: GrantFiled: March 20, 2019Date of Patent: July 30, 2024Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Kokoro Hamachi, Kanetomo Sato
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Patent number: 12049561Abstract: The resin composition of the present invention has a phase separation structure including a continuous phase of a thermoplastic resin A and a dispersion phase of a thermoplastic resin B, wherein the thermoplastic resin A and the thermoplastic resin B each have a glass transition temperature of ?50° C. or more and 50° C. or less, an absolute value of a difference between glass transition temperatures Tg1 and Tg2, which are each in a range of ?50° C. or more and 50° C. or less, is 17° C. or less, and a haze at 23° C. is less than 1.5%. The present invention can provide a resin composition excellent in transparency at low temperature, a resin film containing the resin composition, and a glass laminate including the resin film.Type: GrantFiled: December 10, 2020Date of Patent: July 30, 2024Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Yuji Oohigashi, Yumiko Teraguchi
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Patent number: 12043722Abstract: The present invention provides a conductive paste which leaves less fine undissolved matter when dissolved in an organic solvent and thus can be easily filtrated, which has excellent printability, and which can exhibit excellent surface smoothness after printing. Provided is a conductive paste used for forming an electrode of a multilayer ceramic capacitor, the conductive paste containing: a polyvinyl acetal resin; an organic solvent; and a conductive powder, the polyvinyl acetal resin having a wave number A (cm?1) of a peak within a range of 3,100 to 3,700 cm?1 in an IR absorption spectrum measured using an infrared spectrophotometer; and a hydroxy group content (mol %), the wavenumber A of the peak and the hydroxy group content satisfying relations of the following formulas (1) and (2): [(3,470?A)/Hydroxy group content]?5.Type: GrantFiled: September 25, 2020Date of Patent: July 23, 2024Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Hiroko Kobayashi, Kazuto Nakamura
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Publication number: 20240239085Abstract: Provided is a dispersion capable of enhancing the transparency and the heat shielding property of an obtained interlayer film for laminated glass when a material containing the dispersion is used as a material for the interlayer film for laminated glass. The dispersion according to the present invention includes tin-doped indium oxide particles having at least one configuration selected from the group consisting of a first configuration (when a sum total of integrated intensities of peaks in wide-angle X-ray scattering is represented by It, and integrated intensity of a peak of (222) plane is represented by I0, I0/It is less than 0.380), a second configuration (when integrated intensity of a peak of (222) plane in wide-angle X-ray scattering is represented by I0, and integrated intensity of a peak of (622) plane is represented by Ia, Ia/I0 is 0.Type: ApplicationFiled: May 17, 2022Publication date: July 18, 2024Applicants: SEKISUI CHEMICAL CO., LTD., Mitsubishi Materials Electronic Chemicals Co., Ltd.Inventors: Atsushi NOHARA, Eri ASANO
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Publication number: 20240240057Abstract: A pressure-sensitive adhesive tape of the present invention includes a paper base material and a pressure-sensitive adhesive layer provided on a surface of the paper base material, wherein the pressure-sensitive adhesive layer includes a rubber component containing natural rubber, wherein the pressure-sensitive adhesive layer has a biobased content of 15% or more, SP adhesive force of 4 N/24 mm or more, and a ball tack value of 8 or more. According to the present invention, the pressure-sensitive adhesive tape having a reduced environmental impact and excellent packing performance can be provided.Type: ApplicationFiled: May 11, 2022Publication date: July 18, 2024Applicant: Sekisui Chemical Co., Ltd.Inventors: Kiyoshirou NARIMATSU, Nobuto KAMIYA, Kensuke TSUMURA, Kenta HAYASHI
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Patent number: 12037423Abstract: The present invention provides a chlorinated polyvinyl chloride resin that enables excellent continuous productivity in molding and that enables a molded article to have both processability and unevenness-preventing properties. Provided is a chlorinated polyvinyl chloride resin having, in Raman measurement by Raman spectroscopy, an average of a ratio (A/B) of a peak intensity A observed in a range of 660 to 700 cm?1 to a peak intensity B observed in a range of 600 to 650 cm?1 of 0.50 to 2.00, and a standard deviation of the A/B of 0.090 or less.Type: GrantFiled: March 27, 2020Date of Patent: July 16, 2024Assignees: SEKISUI CHEMICAL CO., LTD., TOKUYAMA SEKISUI CO., LTD.Inventors: Norikazu Mashino, Kento Murakami, Isao Higuchi, Yasunari Kusaka, Takashi Muramoto
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Publication number: 20240234226Abstract: Provided is a curable composition for inkjet and air cavity formation, the curable composition capable of forming a cured product layer having a high aspect ratio and capable of enhancing adhesiveness and sealability. A curable composition for inkjet and air cavity formation according to the present invention contains a photocurable compound having a (meth)acryloyl group or a vinyl group and having no cyclic ether group, and a thermosetting compound having no (meth)acryloyl group and having a cyclic ether group, in which a content of the thermosetting compound in 100 wt % of the curable composition for inkjet and air cavity formation is 5 wt % or more, and when a B-staged product is obtained by irradiating the curable composition for inkjet and air cavity formation with light having a wavelength of 365 nm at an illuminance of 2000 mW/cm2, a viscosity at 40° C. of the B-staged product is 2.5×102 Pa·s or more and 3.0×10? Pa·s or less.Type: ApplicationFiled: April 14, 2022Publication date: July 11, 2024Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Yusuke FUJITA, Takashi WATANABE, Mitsuru TANIKAWA, Yoshifumi SUGISAWA, Tomoya TANAKA, Takanori INOUE, Taichi HAMADA
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Publication number: 20240227089Abstract: Provided is a non-electroconductive flux capable of enhancing productivity and impact resistance of a connected structure to be obtained and suppressing occurrence of solder flash. The non-electroconductive flux according to the present invention contains an epoxy compound, an acid anhydride curing agent, and an organophosphorus compound.Type: ApplicationFiled: January 20, 2022Publication date: July 11, 2024Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Hidefumi YASUI, Kiyoto MATSUSHITA
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Patent number: 12031014Abstract: A composition comprising: a substance (A) comprising at least one metal atom selected from the group consisting of zinc, cobalt, niobium, zirconium, cadmium, copper, nickel, chromium, vanadium, titanium, molybdenum, magnesium, iron and aluminum, with the proviso that a metal organic framework is excluded; an organic substance (B) having at least two metal coordination sites capable of being coordinated to the metal atom to form a crystal, wherein the metal coordination sites are of at least one type selected from the group consisting of a carboxy group and a metal organic framework; and a coordination promoter (C) that undergoes a reaction or a phase transition upon stimulation to promote the coordination of the metal coordination sites of the organic substance (B) to the metal atom of the substance (A).Type: GrantFiled: August 22, 2018Date of Patent: July 9, 2024Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Atsushi Ikoma, Shigeki Nomura, Rasika Dasanayake Aluthge
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Patent number: 12031000Abstract: The present invention relates to a polyvinyl alcohol film comprising a vinyl alcohol-based polymer, wherein, when the polyvinyl alcohol film is measured by a solid echo method using pulse NMR at 60° C. for waveform separation of a free induction decay curve of 1H spin-spin relaxation into three curves derived from three components a component A, a component B, and a component C in order of short relaxation time, the component B has a resulting relaxation time of 0.03 milliseconds or more and 0.05 milliseconds or less, and a resulting component ratio of 30% or more and 50% or less. From the polyvinyl alcohol film according to the present invention, a polarizing film having good polarization performance can be manufactured without the occurrence of unevenness of dyeing.Type: GrantFiled: March 28, 2019Date of Patent: July 9, 2024Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Yohei Nishimura, Yasunari Kusaka, Nami Nakajima
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Publication number: 20240217224Abstract: The present invention provides a laminate that can maintain sufficient strength even after combustion and that can reduce a strength decrease due to flame and heat caused by ignition inside a battery especially when the laminate is used as a cover for an in-vehicle battery. Provided is a laminate including: a base layer containing a resin and a fiber; and a sintering layer containing a thermoplastic resin and a sintering promoter.Type: ApplicationFiled: March 25, 2022Publication date: July 4, 2024Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Hiroaki MOCHIZUKI, Kenichi MATSUMURA, Takehisa SUGAYA
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Patent number: 12023647Abstract: Provided is a method for reusing an adsorbent which can stably exhibit purification ability by regenerating a used absorbent, in order to keep the composition of a purified syngas constant. The present invention concerns a method for regenerating a zeolite adsorbent which adsorbs a carbon dioxide gas from a syngas comprising the carbon dioxide gas and reduces the concentration of the carbon dioxide gas in the syngas, comprising: a step of recovering a used zeolite adsorbent; a step of calcining the used zeolite adsorbent at a temperature of 300° C. to 600° C. in an oxygen atmosphere to produce a regenerated zeolite adsorbent; and a step of reusing the regenerated zeolite adsorbent.Type: GrantFiled: September 25, 2019Date of Patent: July 2, 2024Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Kazuto Natsuyama, Kokoro Hamachi
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Publication number: 20240209240Abstract: The present invention aims to provide an adhesive tape achieving both excellent adhesion and excellent holding power and an adhesive composition used for the adhesive tape. Provided is an adhesive tape including an adhesive layer, the adhesive layer having a shear storage modulus at 100° C. of 4.0×104 Pa or greater and 1.0×106 Pa or less as measured using a dynamic viscoelasticity measuring device at a measurement frequency of 1 Hz, and an elongation at break at 25° C. of 800% or greater as measured using a tensile tester at a tensile speed of 300 mm/min.Type: ApplicationFiled: April 27, 2022Publication date: June 27, 2024Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Yudai OGATA, Nagisa TSUJI, Akira SHIMOJITOSHO
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Publication number: 20240207848Abstract: Provided is a tape laminate so that peeling due to gas generation is less likely to occur and gas leakage and contamination can be suppressed when the tape laminate is used for sealing a fluidic path. A tape laminate 1 includes: a first base material 2; a first adhesive layer 3 that is provided on a main surface 2a of the first base material 2 and contains a gas generating agent that generates a gas by applying light or heat; and a second adhesive layer 4 that is provided directly or indirectly on a main surface 3a of the first adhesive layer 3 and has a through hole 6.Type: ApplicationFiled: July 7, 2022Publication date: June 27, 2024Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Shoutarou KOBARU, Sou YAMAGUCHI, Katsura UCHIDA, Tatsunori TAKAMATSU
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Publication number: 20240208185Abstract: A resin film comprising a light diffusion layer comprising a light diffusion particle and a thermoplastic resin, wherein, when a laminated glass obtained by adhesion of two sheets of clear glass having a thickness of 2.5 mm with the resin film being interposed is irradiated with simulated solar light by a solar simulator, an x value and a y value of chromaticity coordinates (CIE1931) of transmitted light are respectively 0.25 or more and 0.4 or less and 0.25 or more and 0.4 or less.Type: ApplicationFiled: May 31, 2022Publication date: June 27, 2024Applicant: SEKISUI CHEMICAL CO., LTD.Inventor: Yuusuke OOTA
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Publication number: 20240191109Abstract: The present invention aims to provide an adhesive tape achieving both excellent adhesion and excellent holding power. Provided is an adhesive tape including an adhesive layer, the adhesive layer having scattering peaks in a scattering vector q range from 0.05 nm?1 to 1.0 nm?1 in small-angle X-ray scattering (SAXS) measurements at 23° C. and 100° C., and the adhesive layer having peaks of a loss tangent tan ? as determined by dynamic viscoelasticity measurement at a measurement frequency of 1 Hz, a temperature of a peak observed at the highest temperature among the peaks being 45° C. or lower.Type: ApplicationFiled: April 27, 2022Publication date: June 13, 2024Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Yudai OGATA, Nagisa TSUJI, Akira SHIMOJITOSHO, Takamichi SHINOHARA