Patents by Inventor Masayuki Furuya

Masayuki Furuya has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20210230320
    Abstract: A polymerizable composition for an optical material includes: an allyl carbonate compound (A) including two or more allyloxycarbonyl groups at a terminal which is represented by General Formula (1); and a radical polymerization initiator (B). The radical polymerization initiator (B) includes at least one kind of radical polymerization initiator (B1) which is a peroxyester-based radical polymerization initiator, and a radical polymerization initiator (B2).
    Type: Application
    Filed: December 5, 2018
    Publication date: July 29, 2021
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Tatsuya OGAWA, Masayuki FURUYA
  • Publication number: 20210079151
    Abstract: A method for setting polymerization condition includes a physical property acquiring step of, when heating a composition including a polymerization-reactive compound and a polymerization catalyst and/or a polymerization initiator and retaining heat at a predetermined temperature, acquiring a physical property value a derived from a functional group before heating of the polymerization-reactive compound and a physical property value b derived from a remaining functional group after maintaining a temperature for a predetermined time; a remaining functional group ratio calculating step of calculating a remaining functional group ratio from the physical property value a and the physical property value b; a reaction rate coefficient calculating step of calculating a reaction rate coefficient from the remaining functional group ratio on the basis of a reaction rate equation; and a polymerization temperature calculating step of calculating a polymerization temperature on the basis of the reaction rate coefficient an
    Type: Application
    Filed: June 6, 2018
    Publication date: March 18, 2021
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Masayuki FURUYA, Takeshi NISHIMURA, Shinsuke ITO, Tatsuya OGAWA
  • Publication number: 20200347924
    Abstract: A continuously variable transmission includes a variator having a belt wound around a pair of pulleys, and a case forming a container chamber for the variator. The pulleys include fixed pulleys and movable pulleys. The belt includes elements stacked to be arranged in an annular form, and rings binding the element stacked. A circumference wall portion of the case is provided with a monitoring hole enabling flank faces of the elements to be monitored.
    Type: Application
    Filed: December 6, 2018
    Publication date: November 5, 2020
    Applicant: JATCO Ltd
    Inventors: Kazuyoshi KOBAYASHI, Masao ARIMATSU, Masayuki FURUYA, Kenichi YAMAMOTO, Shogo FUJII, Masakazu TAMURA, Kazuya NUMATA, Hirohisa YUKAWA
  • Publication number: 20200233117
    Abstract: The polymerizable composition for an optical material of the present invention includes a compound (A) represented by General Formula (a) and including two or more allyloxycarbonyl groups, at least one kind of radical polymerization initiator (B) selected from the group consisting of a peroxyketal-based radical polymerization initiator, a peroxymonocarbonate-based radical polymerization initiator, and a peroxyester-based radical polymerization initiator, and a modifier (C) selected from a polyether modified siloxane compound represented by General Formula (c1) or a polyol compound represented by General Formula (c2).
    Type: Application
    Filed: February 21, 2018
    Publication date: July 23, 2020
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Tatsuya OGAWA, Masayuki FURUYA, Shinsuke ITO
  • Patent number: 10696627
    Abstract: A process for producing a pentaerythritol mercaptocarboxylic acid ester of the present invention includes: a step of reacting pentaerythritol with a mercaptocarboxylic acid, in which an absorbance of a 5 wt % aqueous solution of the pentaerythritol at a wavelength of 270 nm, which is measured using a quartz cell having an optical path length of 50 mm, is 0.07 or less.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: June 30, 2020
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Shigetoshi Kuma, Masayuki Furuya, Takeshi Nishimura
  • Patent number: 10399930
    Abstract: A manufacturing method of an isocyanate compound including obtaining a reaction solution containing an aldehyde compound by reacting a compound represented by Formula (a1) or (a2) with hydrogen and carbon monoxide in the presence of a metal compound of groups 8 to 10 and a phosphorus compound, neutralizing the reaction solution, purifying an aldehyde compound by distilling the neutralized reaction solution, reacting the aldehyde compound with ammonia and with hydrogen in the presence of a catalyst to obtain an amine compound; and reacting the amine compound with a carbonylating agent to obtain an isocyanate compound, wherein the phosphorus compound is represented by the Formula (R1O)3P, and the base compound is at least one selected from carbonate and hydrogen carbonate of metals of group I and carbonate and hydrogen carbonate of metals of group II, wherein the neutralizing the reaction solution is performed within a temperature range of 40° C. to 50° C.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: September 3, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Naoyuki Kakinuma, Masayuki Furuya, Michiharu Sakata, Koichi Tokunaga, Shigetoshi Kuma
  • Patent number: 10399929
    Abstract: A manufacturing method of an amine compound including obtaining a reaction solution containing an aldehyde compound by reacting a compound represented by Formula (a1) or (a2) with hydrogen and carbon monoxide in the presence of a metal compound of groups 8 to 10 and a phosphorus compound, neutralizing the reaction, purifying an aldehyde compound by distilling the neutralized reaction solution, and reacting the aldehyde compound with ammonia and with hydrogen in the presence of a catalyst to obtain an amine compound, wherein the phosphorus compound is represented by the Formula (R1O)3P, and the base compound is at least one selected from carbonate and hydrogen carbonate of metals of group I and carbonate and hydrogen carbonate of metals of group II, and wherein the neutralizing the reaction solution is performed within a temperature range of 40° C. to 50° C.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: September 3, 2019
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Naoyuki Kakinuma, Masayuki Furuya, Michiharu Sakata, Koichi Tokunaga, Shigetoshi Kuma
  • Publication number: 20190248949
    Abstract: A polymerizable composition for an optical material of the present invention includes (A) a compound of which pKa value is 1 to 9, (B) a di- or higher functional iso(thio)cyanate compound, and (C) a di- or higher functional active hydrogen compound.
    Type: Application
    Filed: October 31, 2017
    Publication date: August 15, 2019
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Shinsuke Ito, Masayuki Furuya, Kouji Suesugi, Takeshi Nishimura, Mamoru Tanaka
  • Publication number: 20190100614
    Abstract: A polymerizable composition for an optical material according to the present invention includes one or two or more compounds selected from the group consisting of component (A): an ester compound having a specific structure and component (B): an ether compound having a specific structure, and a polymerizable compound.
    Type: Application
    Filed: March 29, 2017
    Publication date: April 4, 2019
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Shinsuke Ito, Koji Suesugi, Masayuki Furuya, Takeshi Nishimura, Mamoru Tanaka
  • Publication number: 20190091953
    Abstract: A process for producing a plastic lens includes a step of stirring and mixing a solution including a polymerization reactive compound in a preparation tank; a step of transferring the polymerizable composition obtained in the step from the preparation tank to a lens casting mold; a step of curing the polymerizable composition; and a step of obtaining a plastic lens molded product by separating the obtained resin from the lens casting mold. The step of transferring the polymerizable composition includes a step of re-mixing the polymerizable composition discharged from the preparation tank and injecting the polymerizable composition into the lens casting mold.
    Type: Application
    Filed: June 13, 2016
    Publication date: March 28, 2019
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Shinsuke ITO, Kouji SUESUGI, Masayuki FURUYA, Takeshi NISHIMURA, Mamoru TANAKA
  • Publication number: 20180186733
    Abstract: A process for producing a pentaerythritol mercaptocarboxylic acid ester of the present invention includes: a step of reacting pentaerythritol with a mercaptocarboxylic acid, in which an absorbance of a 5 wt % aqueous solution of the pentaerythritol at a wavelength of 270 nm, which is measured using a quartz cell having an optical path length of 50 mm, is 0.07 or less.
    Type: Application
    Filed: June 24, 2016
    Publication date: July 5, 2018
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Shigetoshi KUMA, Masayuki FURUYA, Takeshi NISHIMURA
  • Publication number: 20180093944
    Abstract: A manufacturing method of an amine compound including obtaining a reaction solution containing an aldehyde compound by reacting a compound represented by Formula (a1) or (a2) with hydrogen and carbon monoxide in the presence of a metal compound of groups 8 to 10 and a phosphorus compound, neutralizing the reaction, purifying an aldehyde compound by distilling the neutralized reaction solution, and reacting the aldehyde compound with ammonia and with hydrogen in the presence of a catalyst to obtain an amine compound, wherein the phosphorus compound is represented by the Formula (R1O)3P, and the base compound is at least one selected from carbonate and hydrogen carbonate of metals of group I and carbonate and hydrogen carbonate of metals of group II, and wherein the neutralizing the reaction solution is performed within a temperature range of 40° C. to 50° C.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Naoyuki KAKINUMA, Masayuki FURUYA, Michiharu SAKATA, Koichi TOKUNAGA, Shigetoshi KUMA
  • Publication number: 20180093945
    Abstract: A manufacturing method of an isocyanate compound including obtaining a reaction solution containing an aldehyde compound by reacting a compound represented by Formula (a1) or (a2) with hydrogen and carbon monoxide in the presence of a metal compound of groups 8 to 10 and a phosphorus compound, neutralizing the reaction solution, purifying an aldehyde compound by distilling the neutralized reaction solution, reacting the aldehyde compound with ammonia and with hydrogen in the presence of a catalyst to obtain an amine compound; and reacting the amine compound with a carbonylating agent to obtain an isocyanate compound, wherein the phosphorus compound is represented by the Formula (R1O)3P, and the base compound is at least one selected from carbonate and hydrogen carbonate of metals of group I and carbonate and hydrogen carbonate of metals of group II, wherein the neutralizing the reaction solution is performed within a temperature range of 40° C. to 50° C.
    Type: Application
    Filed: October 3, 2017
    Publication date: April 5, 2018
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Naoyuki KAKINUMA, Masayuki FURUYA, Michiharu SAKATA, Koichi TOKUNAGA, Shigetoshi KUMA
  • Patent number: 9809533
    Abstract: The purification method of an aldehyde compound of the present invention includes a step of neutralizing a reaction solution containing an aldehyde compound by adding water and a base compound to the reaction solution, and a step of distilling the neutralized reaction solution, in which the reaction solution is obtained by reacting a compound represented by the following Formula (a1) or (a2) with hydrogen and carbon monoxide in the presence of a metal compound of groups 8 to 10 and a phosphorus compound, the phosphorus compound is represented by Formula (R1O)3P, and the base compound is at least one kind selected from among carbonate and hydrogen carbonate of metals of group I on the periodic table and carbonate and hydrogen carbonate of metals of group II on the periodic table.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: November 7, 2017
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Naoyuki Kakinuma, Masayuki Furuya, Michiharu Sakata, Koichi Tokunaga, Shigetoshi Kuma
  • Patent number: 9227925
    Abstract: A process for producing an aldehyde compound of the invention comprising: reacting a compound represented by the following formula (a1) or (a2) with a hydrogen and a carbon monoxide in a presence of a compound containing a metal belonging to Groups 8 to 10 and a phosphorous compound so as to satisfy the following conditions (1) and (2) to synthesize an aldehyde compound; wherein the condition (1) is that a content of a metal included in the compound containing a metal belonging to Groups 8 to 10 is 0.
    Type: Grant
    Filed: May 7, 2012
    Date of Patent: January 5, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Shigetoshi Kuma, Michiharu Sakata, Kouichi Tokunaga, Chitoshi Shimakawa, Naoyuki Kakinuma, Masayuki Furuya, Mamoru Tanaka
  • Patent number: 9206119
    Abstract: There is provided a process for preparing ?-mercaptocarboxylic acid represented by the following General Formula (3) comprising step of reacting hydrogen sulfide, alkali hydroxide represented by a formula: XOH (X represents Na or K), and unsaturated carboxylic acid represented by the following General Formula (1) under atmospheric pressure to obtain a reaction solution including a compound represented by the following General Formula (2) and step of neutralizing the reaction solution in an acid. An amount of the alkali hydroxide is equal to or greater than total moles of the unsaturated carboxylic acid and the hydrogen sulfide.
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: December 8, 2015
    Assignee: MITSUI CHEMICALS INC.
    Inventors: Masayuki Furuya, Tatsuya Ogawa, Takeshi Nishimura
  • Patent number: 9133112
    Abstract: A process for preparing ?-mercaptocarboxylic acid is provided with Step a for reacting a compound represented by a formula: X12S or a compound represented by a formula: X2SH, alkali hydroxide represented by a formula: X3OH (the X groups being defined), and unsaturated carboxylic acid represented by the following General Formula (1) to obtain a reaction solution including a compound represented by the following General Formula (2) and a compound represented by the following General Formula (3), Step b for neutralizing the reaction solution obtained in Step a with an acid to obtain a reaction solution including ?-mercaptocarboxylic acid represented by the following General Formula (4) and a compound represented by the following General Formula (5), Step c for distillation-refining the reaction solution obtained in Step b to obtain the ?-mercaptocarboxylic acid, and Step d for returning a distillation residue in Step c to Step a.
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: September 15, 2015
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Masayuki Furuya, Tatsuya Ogawa, Takeshi Nishimura
  • Publication number: 20140323761
    Abstract: A process for preparing ?-mercaptocarboxylic acid is provided with Step a for reacting a compound represented by a formula: X12S or a compound represented by a formula: X2SH, alkali hydroxide represented by a formula: X3OH (the X groups being defined), and unsaturated carboxylic acid represented by the following General Formula (1) to obtain a reaction solution including a compound represented by the following General Formula (2) and a compound represented by the following General Formula (3), Step b for neutralizing the reaction solution obtained in Step a with an acid to obtain a reaction solution including ?-mercaptocarboxylic acid represented by the following General Formula (4) and a compound represented by the following General Formula (5), Step c for distillation-refining the reaction solution obtained in Step b to obtain the ?-mercaptocarboxylic acid, and Step d for returning a distillation residue in Step c to Step a.
    Type: Application
    Filed: November 20, 2012
    Publication date: October 30, 2014
    Inventors: Masayuki Furuya, Tatsuya Ogawa, Takeshi Nishimura
  • Publication number: 20140288329
    Abstract: There is provided a process for preparing ?-mercaptocarboxylic acid represented by the following General Formula (3) comprising step of reacting hydrogen sulfide, alkali hydroxide represented by a formula: XOH (X represents Na or K), and unsaturated carboxylic acid represented by the following General Formula (1) under atmospheric pressure to obtain a reaction solution including a compound represented by the following General Formula (2) and step of neutralizing the reaction solution in an acid. An amount of the alkali hydroxide is equal to or greater than total moles of the unsaturated carboxylic acid and the hydrogen sulfide.
    Type: Application
    Filed: November 20, 2012
    Publication date: September 25, 2014
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Masayuki Furuya, Tatsuya Ogawa, Takeshi Nishimura
  • Patent number: D865644
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: November 5, 2019
    Assignee: CAR MATE MFG. CO., LTD.
    Inventors: Masayuki Furuya, Katsuya Toyoshima