Patents by Inventor Michiaki OKADA

Michiaki OKADA 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).

  • Patent number: 10774028
    Abstract: A method for producing an asymmetric chain carbonate by reacting an alcohol with a halocarbonate ester compound in the presence of a basic magnesium salt.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: September 15, 2020
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Tomohito Hamada, Michiaki Okada, Akiyoshi Yamauchi, Yosuke Kishikawa
  • Publication number: 20200283370
    Abstract: A method for producing an asymmetric chain carbonate by reacting an alcohol with a halocarbonate ester compound in the presence of a basic magnesium salt.
    Type: Application
    Filed: May 22, 2020
    Publication date: September 10, 2020
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tomohito HAMADA, Michiaki OKADA, Akiyoshi YAMAUCHI, Yosuke KISHIKAWA
  • Patent number: 10730824
    Abstract: A method for producing an asymmetric chain carbonate by reacting an alcohol with a halocarbonate ester compound in the presence of a basic magnesium salt.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: August 4, 2020
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Tomohito Hamada, Michiaki Okada, Akiyoshi Yamauchi, Yosuke Kishikawa
  • Patent number: 10717693
    Abstract: The present invention provides a method for producing a diol having a specific structure in high yields while keeping high selectivity. Provided is a method for producing a diol having a specific structure by oxidizing an olefin having a specific structure in the presence of a ruthenium compound.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: July 21, 2020
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Tomohito Hamada, Michiaki Okada, Akinori Yamamoto, Yosuke Kishikawa
  • Patent number: 10464916
    Abstract: An electrolyte solution containing a compound represented by the following formula (1): wherein Rf is a C1-C8 fluorinated alkyl group, and vinylene carbonate. Also disclosed is an electrochemical device including the electrolyte solution, a lithium ion secondary battery including the electrolyte solution and a module including the lithium ion secondary battery.
    Type: Grant
    Filed: February 25, 2019
    Date of Patent: November 5, 2019
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Shinya Takano, Mayuko Takano, Akinori Tani, Michiaki Okada, Hideo Sakata, Tomo Shimada, Shinichi Kinoshita
  • Publication number: 20190185445
    Abstract: An electrolyte solution containing a compound represented by the following formula (1): wherein Rf is a C1-C8 fluorinated alkyl group, and vinylene carbonate. Also disclosed is an electrochemical device including the electrolyte solution, a lithium ion secondary battery including the electrolyte solution and a module including the lithium ion secondary battery.
    Type: Application
    Filed: February 25, 2019
    Publication date: June 20, 2019
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Shinya TANAKO, Mayuko TAKANO, Akinori TANI, Michiaki OKADA, Hideo SAKATA, Tomo SHIMADA, Shinichi KINOSHITA
  • Patent number: 10287263
    Abstract: An unsaturated cyclic carbonate containing a fluorinated alkyl group represented by the following formula: wherein Rf is a C1-C8 fluorinated alkyl group.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: May 14, 2019
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Shinya Takano, Mayuko Takano, Akinori Tani, Michiaki Okada, Hideo Sakata, Tomo Shimada, Shinichi Kinoshita
  • Patent number: 10243242
    Abstract: The present invention aims to provide an electrolyte solution that suppresses generation of gas. The electrolyte solution of the present invention includes a non-aqueous solvent (I) containing one or both of a fluorinated cyclic carbonate and a fluorinated acyclic carbonate; an electrolyte salt (II); and a compound (III) represented by the following formula (1): wherein R1 is a C1-C20 linear or branched alkenyl or alkyl group or a C3-C20 alkyl group having a cyclic structure; m is 0 or 1; R2 is a C1-C20 linear or branched alkylene group or a C3-C20 alkylene group having a cyclic structure, R1 and R2 each may have an oxygen atom between carbon atoms if R1 and R2 each have two or more carbon atoms, but the oxygen atom is not adjacent to another oxygen atom.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: March 26, 2019
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Michiaki Okada, Akinori Tani, Shinichi Kinoshita, Hiroyuki Arima, Tomo Shimada, Mayuko Taeda
  • Publication number: 20180346437
    Abstract: An unsaturated cyclic carbonate containing a fluorinated alkyl group represented by the following formula: wherein Rf is a C1-C8 fluorinated alkyl group.
    Type: Application
    Filed: November 19, 2015
    Publication date: December 6, 2018
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Shinya TAKANO, Mayuko TAKANO, Akinori TANI, Michiaki OKADA, Hideo SAKATA, Tomo SHIMADA, Shinichi KINOSHITA
  • Publication number: 20180346404
    Abstract: A method for producing an asymmetric chain carbonate by reacting an alcohol with a halocarbonate ester compound in the presence of a basic magnesium salt.
    Type: Application
    Filed: November 22, 2016
    Publication date: December 6, 2018
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tomohito HAMADA, Michiaki OKADA, Akiyoshi YAMAUCHI, Yosuke KISHIKAWA
  • Publication number: 20180327342
    Abstract: The present invention provides a method for producing a diol having a specific structure in high yields while keeping high selectivity. Provided is a method for producing a diol having a specific structure by oxidizing an olefin having a specific structure in the presence of a ruthenium compound.
    Type: Application
    Filed: November 22, 2016
    Publication date: November 15, 2018
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Tomohito HAMADA, Michiaki OKADA, Akinori YAMAMOTO, Yosuke KISHIKAWA
  • Patent number: 10062926
    Abstract: The present invention provides an electrolytic solution capable of restraining gas generation. The present invention relates to an electrolytic solution containing a nonaqueous solvent (I), an electrolyte salt (II), and a compound (III) represented by the following formula (1): wherein Rf represents a C1-C20 linear or branched fluorinated alkyl group or a C3-C20 fluorinated alkyl group having a cyclic structure, R represents a C1-C20 linear or branched alkylene group or a C3-C20 alkylene group having a cyclic structure, hydrogen atoms in R may be partially or fully replaced by fluorine atoms, Rf and R may each contain an oxygen atom between carbon atoms when having a carbon number of 2 or more as long as oxygen atoms are not adjacent to each other.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: August 28, 2018
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Michiaki Okada, Akinori Tani, Shinichi Kinoshita, Tomo Shimada, Hiroyuki Arima
  • Patent number: 9963410
    Abstract: The present invention provides a method for producing 1233yd that enables high conversion of the starting compound and high selectivity of 1233yd. The present invention provide a method for producing 1-chloro-2,3,3-trifluoropropene (1233yd), comprising the step of dehydrofluorinating 3-chloro-1,1,2,2-tetrafluoropropane (244ca).
    Type: Grant
    Filed: February 23, 2016
    Date of Patent: May 8, 2018
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Daisuke Karube, Satoshi Ohishi, Michiaki Okada
  • Publication number: 20180044268
    Abstract: The present invention provides a method for producing 1233yd that enables high conversion of the starting compound and high selectivity of 1233yd. The present invention provide a method for producing 1-chloro-2,3,3-trifluoropropene (1233yd), comprising the step of dehydrofluorinating 3-chloro-1,1,2,2-tetrafluoropropane (244ca).
    Type: Application
    Filed: February 23, 2016
    Publication date: February 15, 2018
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Daisuke KARUBE, Satoshi OHISHI, Michiaki OKADA
  • Publication number: 20170275310
    Abstract: The present invention provides a novel electrolyte solution capable of providing electrochemical devices having a high storage capacity retention. The electrolyte solution of the present invention contains a fluorinated phosphoric acid ester containing a non-fluorinated alkylene group having one or more carbon atoms as a linking group.
    Type: Application
    Filed: August 21, 2015
    Publication date: September 28, 2017
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Michiaki OKADA, Akinori TANI, Tomo SHIMADA, Mayuko TAKANO, Shinya TAKANO, Shinichi KINOSHITA, Shigeaki YAMAZAKI
  • Publication number: 20170222277
    Abstract: The present invention provides an electrolytic solution capable of restraining gas generation. The present invention relates to an electrolytic solution containing a nonaqueous solvent (I), an electrolyte salt (II), and a compound (III) represented by the following formula (1): wherein Rf represents a C1-C20 linear or branched fluorinated alkyl group or a C3-C20 fluorinated alkyl group having a cyclic structure, R represents a C1-C20 linear or branched alkylene group or a C3-C20 alkylene group having a cyclic structure, hydrogen atoms in R may be partially or fully replaced by fluorine atoms, Rf and R may each contain an oxygen atom between carbon atoms when having a carbon number of 2 or more as long as oxygen atoms are not adjacent to each other.
    Type: Application
    Filed: March 24, 2015
    Publication date: August 3, 2017
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Michiaki OKADA, Akinori TANI, Shinichi KINOSHITA, Tomo SHIMADA, Hiroyuki ARIMA
  • Patent number: 9666905
    Abstract: An electrolytic solution including a nonaqueous solvent (I), an electrolyte salt (II), and 0.001 to 20% by mass of a compound represented by the formula (1) or the formula (A) as defined herein.
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: May 30, 2017
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Mayuko Taeda, Meiten Koh, Aoi Nakazono, Michiru Kagawa, Yoshiko Kuwajima, Michiaki Okada, Tomoo Shimada, Shinichi Kinoshita
  • Publication number: 20170018809
    Abstract: An electrolyte solution including a solvent containing a fluorinated acyclic carbonate having a fluorine content of 33 to 70 mass %, a sultone derivative, and an electrolyte salt.
    Type: Application
    Filed: March 24, 2015
    Publication date: January 19, 2017
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Shigeaki YAMAZAKI, Hideo SAKATA, Hiroyuki ARIMA, Michiaki OKADA, Akinori TANI, Shinichi KINOSHITA
  • Publication number: 20160315354
    Abstract: The present invention aims to provide an electrolyte solution that suppresses generation of gas. The electrolyte solution of the present invention includes a non-aqueous solvent (I) containing one or both of a fluorinated cyclic carbonate and a fluorinated acyclic carbonate; an electrolyte salt (II); and a compound (III) represented by the following formula (1): wherein R1 is a C1-C20 linear or branched alkenyl or alkyl group or a C3-C20 alkyl group having a cyclic structure; m is 0 or 1; R2 is a C1-C20 linear or branched alkylene group or a C3-C20 alkylene group having a cyclic structure, R1 and R2 each may have an oxygen atom between carbon atoms if R1 and R2 each have two or more carbon atoms, but the oxygen atom is not adjacent to another oxygen atom.
    Type: Application
    Filed: December 15, 2014
    Publication date: October 27, 2016
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Michiaki OKADA, Akinori TANI, Shinichi KINOSHITA, Hiroyuki ARIMA, Tomo SHIMADA, Mayuko TAEDA
  • Publication number: 20160006078
    Abstract: The present invention aims to provide an electrolytic solution which restrains gas generation and has excellent battery characteristics. The electrolytic solution includes a nonaqueous solvent (I), an electrolyte salt (II), and 0.
    Type: Application
    Filed: February 27, 2014
    Publication date: January 7, 2016
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Mayuko TAEDA, Meiten KOH, Aoi NAKAZONO, Michiru KAGAWA, Yoshiko KUWAJIMA, Michiaki OKADA, Tomoo SHIMADA, Shinichi KINOSHITA