Patents Assigned to Nippon Shokubai Co., Ltd.
  • Patent number: 12122860
    Abstract: In the present invention, a photocurable support material composition for an inkjet 3D printer comprises a water-soluble ethylenically unsaturated monomer containing an ionic group and a counter ion, and comprises a photopolymerization initiator. The ionic group is preferably at least one selected from a group consisting of carboxylic acid group, phosphoric acid group, and sulfonic acid group. The counter ion is preferably at least one selected from a group consisting of sodium ion, potassium ion, and ammonium ion.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: October 22, 2024
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventors: Yasunori Tsujino, Minoru Urata, Noriaki Majima
  • Patent number: 12116193
    Abstract: The present invention provides a water-soluble film having high solubility in cold water and high extensibility. The present invention also provides a method for simply producing such a water-soluble film. One aspect of the present invention relates to a water-soluble film including a polyamine backbone-containing compound and a water-soluble resin. Another aspect of the present invention relates to a method for producing a water-soluble film containing a polyamine backbone-containing compound and a water-soluble resin including mixing the polyamine backbone-containing compound and the water-soluble resin.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: October 15, 2024
    Assignee: Nippon Shokubai Co., Ltd.
    Inventors: Daisuke Michitaka, Hirotaka Mizoguchi
  • Publication number: 20240332617
    Abstract: In a method for producing a composition containing an electrolyte, a non-aqueous solvent, and an anionic component, the electrolyte contains a sulfonylimide compound represented by the general formula (1), and the anionic component contains a conjugate acid with an acid dissociation constant pKa (a first-step acid dissociation constant pKa1 for acids that ionize multiple times) of 0 or more and 6.5 or less and is contained at a concentration of 10000 ppm by mass or less with respect to the electrolyte. The method includes dehydrating of adding the anionic component to a solution containing the electrolyte and the non-aqueous solvent to dehydrate the solution for solvent replacement. LiN (XSO2) (FSO2) (1) (where X represents a fluorine atom, an alkyl group with 1 to 6 carbon atoms, or a fluoroalkyl group with 1 to 6 carbon atoms).
    Type: Application
    Filed: June 22, 2022
    Publication date: October 3, 2024
    Applicant: NIPPON SHOKUBAI CO., LTD.
    Inventors: Takayuki KOBATAKE, Chie OOKUBO, Ryo WATABE, Motohiro ARAKAWA
  • Patent number: 12102995
    Abstract: A nozzle includes: a flow path allowing gas to flow; tip opening portion(s) formed on a tip side of the flow path; a base end opening portion formed on a base end side of the flow path; and side hole(s) which is formed on the base end side from the tip opening portion and allows a part of the gas flowing through the flow path to be discharged toward the base end side. The tip opening portion(s) is formed in a direction of the flow path. The side hole(s) is formed along a circumferential direction of the flow path. When the gas is supplied from the base end opening portion, a ratio (Q1a/Q1b) of a flow rate (Q1a) of the gas discharged from the tip opening portion(s) and a flow rate (Q1b) of the gas discharged from the side hole(s) is 0.05 to 0.7.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: October 1, 2024
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventors: Takashi Sugimoto, Hajime Gamma, Hiromi Yunoki
  • Publication number: 20240308870
    Abstract: An object of the present invention is to provide a production method that can obtain a tungsten oxide composition having excellent dispersibility and excellent uniformity for shapes of particles. The present invention is a production method for a tungsten oxide composition, comprising: (1) a reaction step of bringing a tungsten halide and a monohydric alcohol into contact with each other and performing heating at 100° C. or higher and 250° C. or lower at a temperature-increasing rate of 3.0° C./min or lower to obtain a composition (I) comprising tungsten oxide and the monohydric alcohol; (2) a step of mixing the composition (I) and one type or two or more types of compounds (A) selected from amines, fatty acids, thiols, and phosphines to obtain a composition (II); and (3) a step of removing at least a part of the monohydric alcohol and a part of the compound (A) from the composition (II) to obtain a composition (III).
    Type: Application
    Filed: December 15, 2021
    Publication date: September 19, 2024
    Applicant: NIPPON SHOKUBAI CO., LTD.
    Inventors: Yukihiro FUKATA, Takeo AKATSUKA, Naoki KOBAYASHI
  • Patent number: 12084582
    Abstract: The emulsion for water-based inks of the present invention comprises an emulsion particle containing a polymer component having a glass transition temperature of 55° C. or more and a polymer component having a glass transition temperature of less than 55° C., and the emulsion particle having an acid value derived from carboxyl groups of 0 to 6. Further, the ink composition for water based inks of the present invention comprises the above-mentioned emulsion for water-based inks.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: September 10, 2024
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventor: Keiichi Nakamoto
  • Publication number: 20240294787
    Abstract: An ink for ink-jet textile printing, the ink including a pigment, resin emulsion particles, an oxazoline-group-containing compound, and an aqueous medium, in which the resin emulsion particles have an average particle diameter of 150 nm or larger, a content of the resin emulsion particles is 10 to 20 mass % with respect to 100 mass % of the ink for ink-jet textile printing, and a content of the oxazoline-group-containing compound is contained in an amount of 0.5 to 10 mass % with respect to 100 mass % of the resin emulsion particles.
    Type: Application
    Filed: May 13, 2022
    Publication date: September 5, 2024
    Applicant: NIPPON SHOKUBAI CO., LTD.
    Inventor: Keiichi NAKAMOTO
  • Publication number: 20240274881
    Abstract: A method for storing a non-aqueous electrolyte solution containing a lithium salt in a sealed container, wherein at least one of carbon dioxide (CO2) or carbon monoxide (CO) occupying a gas phase part in the sealed container has a concentration of 10% or more.
    Type: Application
    Filed: March 14, 2022
    Publication date: August 15, 2024
    Applicant: NIPPON SHOKUBAI CO., LTD.
    Inventors: Ryo NISHIHATA, Takayuki KOBATAKE, Chie OOKUBO
  • Patent number: 12053756
    Abstract: The present invention provides a water absorbent agent that achieves both improvement in the water absorption time thereof and reduction in the residual monomer variation rate thereof. A present inventive method for producing a water absorbent agent having a water-absorbent resin as a main component, the method including a surface-crosslinking step for a water-absorbent resin and a mixing step for a sulfur-containing reducing agent aqueous solution, the method satisfies (1) a specific surface area of the water-absorbent resin, (2) an average droplet diameter of the sulfur-containing reducing agent aqueous solution, and a temperature of the aqueous solution, (3) stirring-mixing conditions, and (4) a heating and drying step conditions.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: August 6, 2024
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventors: Kazuki Kimura, Daisuke Takeda
  • Publication number: 20240239736
    Abstract: A method for producing a compound represented by the following Formula (II), the method comprising a step of subjecting a compound represented by the following Formula (I) to heat treatment in the presence of an organic sulfonic acid and an inorganic oxide solid to obtain the compound represented by the following Formula (II), wherein a Hammett acidity function of the inorganic oxide solid is more than ?12.0: wherein R each independently represents an alkyl group, an alkenyl group, or an aryl group, wherein R has the same meaning as R in Formula (I).
    Type: Application
    Filed: September 2, 2021
    Publication date: July 18, 2024
    Applicant: NIPPON SHOKUBAI CO., LTD.
    Inventors: Masaru Kirishiki, Hiroki Yamashita, Wataru Ikemoto, Kazuyuki Oshima, Ponnuru Koushik, Hideaki Nagano
  • Patent number: 12030997
    Abstract: A production method includes a surface-crosslinking step of heating a mixture of a surface-crosslinking agent and a particulate dried polymer obtained with an acid group-containing unsaturated monomer as a main component. A moisture content of the particulate dried polymer is not greater than 15% by mass. A heating device including a rotary container and a plurality of heating tubes that are located within the rotary container, extend in an axial direction of the rotary container, and rotate together with the rotary container, is used in the surface-crosslinking step. The heating device includes a means for introducing and discharging a gas into and from the rotary container.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: July 9, 2024
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventors: Ryota Wakabayashi, Shin-ichi Fujino, Mai Sato, Yoshihiro Shobo, Shin-ya Katsube, Kunihiko Ishizaki
  • Patent number: 12027666
    Abstract: The present invention aims to provide an electrolyte composition from which an electrolyte film having a higher battery performance than typical electrolyte films is obtained. The present invention provides an electrolyte composition containing an alkali metal salt. The composition further contains a photocurable and/or thermosetting monomer; and a salt dissociating agent. A content ratio of the alkali metal salt is 50% by mass or more relative to 100% by mass of the total amount of the alkali metal salt, the photocurable and/or thermosetting monomer, and the salt dissociating agent.
    Type: Grant
    Filed: July 5, 2019
    Date of Patent: July 2, 2024
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventor: Shin-ya Shibata
  • Publication number: 20240213539
    Abstract: A non-aqueous electrolyte solution, containing: compounds represented by the general formulae (1) to (3): LiN(R1SO2)(R2SO2) (where R1 and R2 are identical to or different from each other and each represent a fluorine atom, an alkyl group having 1 to 6 carbon atoms, or a fluoroalkyl group with 1 to 6 carbon atoms) (1) LiPFa(CmF2m+1)6?a (where 0?a?6 and 1?m?4)??(2) (Li)m(A)n(UFx)y (where A represents an oxygen atom, a sulfur atom, a phosphorus atom, or a nitrogen atom, U represents a boron atom or a phosphorus atom, 1?m?6, 1?n?6, x is 3 or 5, and 1?y?6)??(3).
    Type: Application
    Filed: March 14, 2022
    Publication date: June 27, 2024
    Applicant: NIPPON SHOKUBAI CO., LTD.
    Inventors: Toru ODANI, Ryo NISHIHATA, Hiroyuki MIZUNO
  • Patent number: 12018121
    Abstract: The present invention provides a (poly)alkylene glycol-containing compound having higher detergency for composite stains of hydrophilic stains and hydrophobic stains than conventional (poly)alkylene glycol-containing compounds. The present invention relates to a (poly)alkylene glycol-containing compound including: a hydrophobic structural moiety (A); a (poly)alkylene glycol moiety (B); and one lactam ring-containing structural unit (C), in its structure, the hydrophobic structural moiety (A) being present in a proportion of 2.5 to 60% by mass in 100% by mass of the (poly)alkylene glycol-containing compound.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: June 25, 2024
    Assignee: Nippon Shokubai Co., Ltd.
    Inventors: Daisuke Michitaka, Ryusuke Kanao, Tsuyoshi Nishikawa
  • Patent number: 12006418
    Abstract: A binder composition comprising a rust inhibitor having a sulfur atom in the molecule, and a carboxyl group-containing polymer.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: June 11, 2024
    Assignee: Nippon Shokubai Co., Ltd.
    Inventors: Yuichi Kawata, Ikuo Shimizu
  • Publication number: 20240157298
    Abstract: A draw solute for a forward osmosis membrane process, containing a compound including a structural site derived from an amine compound and a polyoxyalkylene structural site wherein two or more oxyalkylene groups are randomly bonded.
    Type: Application
    Filed: March 30, 2022
    Publication date: May 16, 2024
    Applicant: NIPPON SHOKUBAI CO., LTD.
    Inventors: Sumito Kumagai, Hiroki Tokushima, Akitoshi Matono
  • Patent number: 11981824
    Abstract: In the present invention, a photocurable composition for a support material for an inkjet 3D printer comprises a water-soluble ethylenically unsaturated monomer containing an ionic group and a counter ion, and a water content is not more than 10 mass % in 100 mass % of the photocurable composition for a support material. It is preferably that the photocurable composition for a support material for an inkjet 3D printer further comprises a photopolymerization initiator.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: May 14, 2024
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventors: Hirotaka Mizoguchi, Yasunori Tsujino
  • Patent number: 11970585
    Abstract: The present invention addresses the problem of reducing the undried residue when recycling a fine powder of water-absorbing resin. The present invention is a method for producing a water-absorbing resin, wherein: a fine powder recycling step includes vi-1) a granulation step for obtaining a granulated gel, vi-2) a granulated gel addition step, and vi-3) a gel mixing step; the solids content of the granulated gel in the granulated gel addition step is 50-90% by mass; and the temperature of the granulated gel and the temperature of the water-containing gel-like crosslinked polymer is 50-100° C.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: April 30, 2024
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventors: Satoshi Matsumoto, Kenji Kadonaga, Kunihiko Ishizaki
  • Publication number: 20240132270
    Abstract: Methods and systems for storing 1,1-disubstituted alkene compositions using storage containers are disclosed. The storage containers enable the 1,1-disubstituted alkene compositions to exhibit a long shelf life and maintain reactivity.
    Type: Application
    Filed: February 2, 2022
    Publication date: April 25, 2024
    Applicant: Nippon Shokubai Co., Ltd.
    Inventors: Bradley Resch, Camille Boucher-Jacobs, Mina Ranly, Kazuyuki Oshima, Lonnie Jaycox, Wataru Ikemoto, Hideaki Nagano
  • Patent number: 11964042
    Abstract: Provided is an additive for a chemical agent, which is capable of improving the functions of various chemical agents. The additive for a chemical agent according to an embodiment of the present invention includes a polymer (I) containing 50 mol % to 100 mol % of a structural unit derived from an N-vinyl lactam-based monomer with respect to 100 mol % of structural units derived from all monomers, the additive for a chemical agent having an average particle diameter of 100 ?m or less in a state of having been dried under a reduced pressure of 0.02 MPa or less at 100° C. for 1 hour.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: April 23, 2024
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventors: Yui Ikemoto, Yuko Toba, Masahiro Nakanosho, Hirokazu Niwa