Patents by Inventor Hisae Yoshizawa

Hisae Yoshizawa 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: 10787588
    Abstract: Disclosed is a solution set for forming a surface protective resin member, the solution set containing a first solution and a second solution. The first solution contains: an acrylic resin having a hydroxyl value of 40 to 280 and having a fluorine atom-containing group on a side chain of the acrylic resin; and a polyol having a plurality of hydroxyl groups bonded via a carbon chain having 6 or more carbon atoms. The second solution contains a multifunctional isocyanate. In the solution set, a content ratio of the fluorine atom to a total amount of a solid content in the first solution and a solid content in the second solution is 0.5 mass % to 15 mass %.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: September 29, 2020
    Assignee: FUJI XEROX CO., LTD.
    Inventor: Hisae Yoshizawa
  • Publication number: 20200198307
    Abstract: A laminated member includes a transparent support substrate containing a resin, and a surface resin layer on the transparent support substrate, in which the surface resin layer contains a cured product of a resin composition containing: an acrylic resin having a hydroxy value of 40 mgKOH/g to 280 mgKOH/g, a polyol having plural hydroxy groups and having a carbon chain having 6 or more carbon atoms in a straight chain linking the hydroxyl groups, and a polyfunctional isocyanate, and in which a ratio [(FI/FS)×100 (%)] of a fluorine atom content [FI] on a surface of the surface resin layer after etching a range of 2 mm square on an outermost surface of the surface resin layer with an argon gas cluster ion gun of 5 kV for 20 minutes to a fluorine atom content [FS] on the outermost surface of the surface resin layer ranges from 2% to 50%.
    Type: Application
    Filed: April 2, 2019
    Publication date: June 25, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Takako Kobayashi, Hisae Yoshizawa, Fumiaki Mera
  • Patent number: 10676607
    Abstract: Provided is a solution for forming a surface protective resin member, containing: a fluorine-containing acrylic resin having a hydroxyl value of 40 to 280; a fluorine-free acrylic resin having a hydroxyl value of 40 to 280; and a polyether polyol or a polyester polyol.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: June 9, 2020
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Hisae Yoshizawa, Yoshihiro Inaba, Fumiaki Mera, Takako Kobayashi
  • Publication number: 20200032101
    Abstract: An aqueous emulsion includes a prepolymer that is a reaction product of a multifunctional isocyanate and an acrylic resin having fluorine atoms and hydroxyl groups and having an acid value in a range of 5 mgKOH/g to 100 mgKOH/g; and an aqueous solvent.
    Type: Application
    Filed: April 2, 2019
    Publication date: January 30, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Masahiro OKI, Hisae YOSHIZAWA, Fumiaki MERA, Takako KOBAYASHI, Shimpei TAKAGI
  • Publication number: 20200031984
    Abstract: Resin particles for addition to a surface protective resin member include an acrylic-urethane resin as a main component. The resin particles have a Martens hardness at 23° C. in a range of 0.5 N/mm2 to 220 N/mm2, a recovery ratio at 23° C. in a range of 70% to 100%, and a volume average particle size D50v in a range of 3 ?m to 50 ?m.
    Type: Application
    Filed: April 4, 2019
    Publication date: January 30, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Yoshihiro INABA, Hisae YOSHIZAWA
  • Publication number: 20200010605
    Abstract: Provided is a solution for forming a surface protective resin member. The solution contains: an acrylic resin selected from: (i) an acrylic resin having a hydroxyl value of 40 to 280 and having a structure in which a silane coupling agent (a) having a functional group reactive with a hydroxyl group is bonded to a side chain; or (ii) an acrylic resin having a hydroxyl value of 40 to 280 and having a structure in which a silane coupling agent (b) having a vinyl group is polymerized as a monomer; and a polyol that has hydroxyl groups that are linked by a chain having 6 or more carbon atoms.
    Type: Application
    Filed: October 3, 2018
    Publication date: January 9, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventor: Hisae YOSHIZAWA
  • Publication number: 20200010715
    Abstract: Provided is a solution for forming a surface protective resin member, containing: an acrylic resin having a hydroxyl value of 40 to 280; a polyol having a plurality of hydroxyl groups bonded via a carbon chain having 6 or more carbon atoms; and a silicone resin having a functional group reactive to an isocyanate group.
    Type: Application
    Filed: October 11, 2018
    Publication date: January 9, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventor: Hisae YOSHIZAWA
  • Publication number: 20200010661
    Abstract: Provided is a solution for forming a surface protective resin member, containing: a fluorine-containing acrylic resin having a hydroxyl value of 40 to 280; a fluorine-free acrylic resin having a hydroxyl value of 40 to 280; and a polyether polyol or a polyester polyol.
    Type: Application
    Filed: October 17, 2018
    Publication date: January 9, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Hisae YOSHIZAWA, Yoshihiro INABA, Fumiaki MERA, Takako KOBAYASHI
  • Publication number: 20200010716
    Abstract: Disclosed is a solution set for forming a surface protective resin member, the solution set containing a first solution and a second solution. The first solution contains: an acrylic resin having a hydroxyl value of 40 to 280 and having a fluorine atom-containing group on a side chain of the acrylic resin; and a polyol having a plurality of hydroxyl groups bonded via a carbon chain having 6 or more carbon atoms. The second solution contains a multifunctional isocyanate. In the solution set, a content ratio of the fluorine atom to a total amount of a solid content in the first solution and a solid content in the second solution is 0.5 mass % to 15 mass %.
    Type: Application
    Filed: October 9, 2018
    Publication date: January 9, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventor: Hisae YOSHIZAWA
  • Patent number: 9725584
    Abstract: A resin composition includes a cellulose derivative of which a weight average molecular weight is 10,000 or greater and less than 75,000 and in which at least one hydroxyl group is substituted with an acyl group having 1 to 6 carbon atoms.
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: August 8, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Kenji Yao, Hisae Yoshizawa, Minquan Tian, Masahiro Moriyama, Ryo Tanaka
  • Patent number: 9683093
    Abstract: A resin composition includes cellulose derivatives, wherein, in a molecular weight distribution curve obtained by subjecting the cellulose derivatives to gel permeation chromatography (GPC), a maximum (PL) exists in a low molecular weight region of 10,000 to 40,000 and a maximum (PH) exists in a high molecular weight region of 100,000 to 180,000, and with respect to a total amount of a peak area (SL) of a peak including the maximum (PL) and a peak area (SH) of a peak including the maximum (PH), a ratio of the peak area (SL) is 1% to 99% and a ratio of the peak area (SH) is from 1% to 99%.
    Type: Grant
    Filed: July 25, 2016
    Date of Patent: June 20, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Ryo Tanaka, Hisae Yoshizawa, Kenji Yao
  • Patent number: 9637616
    Abstract: A resin composition includes a non-substituted cellulose resin having a weight average molecular weight in a range of 10,000 to 75,000.
    Type: Grant
    Filed: August 18, 2015
    Date of Patent: May 2, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Kenji Yao, Hisae Yoshizawa, Minquan Tian, Masahiro Moriyama, Ryo Tanaka
  • Publication number: 20160280887
    Abstract: A resin composition contains a cellulose derivative of which a weight average molecular weight is 10,000 or greater and less than 75,000 and in which at least one hydroxyl group is substituted with an acyl group having 1 to 6 carbon atoms; and a plasticizer.
    Type: Application
    Filed: August 12, 2015
    Publication date: September 29, 2016
    Inventors: Masahiro MORIYAMA, Kenji YAO, Hisae YOSHIZAWA, Ryo TANAKA
  • Publication number: 20160280893
    Abstract: A resin composition includes a cellulose derivative of which a weight average molecular weight is 10,000 or greater and less than 75,000 and in which at least one hydroxyl group is substituted with an acyl group having 1 to 6 carbon atoms.
    Type: Application
    Filed: August 19, 2015
    Publication date: September 29, 2016
    Inventors: Kenji YAO, Hisae YOSHIZAWA, Minquan TIAN, Masahiro MORIYAMA, Ryo TANAKA
  • Publication number: 20160280892
    Abstract: A resin composition includes a non-substituted cellulose resin having a weight average molecular weight in a range of 10,000 to 75,000.
    Type: Application
    Filed: August 18, 2015
    Publication date: September 29, 2016
    Inventors: Kenji YAO, Hisae YOSHIZAWA, Minquan TIAN, Masahiro MORIYAMA, Ryo TANAKA
  • Publication number: 20160280885
    Abstract: A resin composition includes 80% by weight or more of a cellulose derivative with respect to a total amount of a resin composition and has a melt viscosity in a range of from 100 Pa·s to 200 Pa·s at a temperature of 220° C. and a shear velocity of 1,000/s.
    Type: Application
    Filed: August 10, 2015
    Publication date: September 29, 2016
    Inventors: Hisae YOSHIZAWA, Kenji YAO, Masahiro MORIYAMA
  • Patent number: 9146506
    Abstract: A surface protective film includes a self-healing urethane resin and a conductive powder. In the surface protective film, the content of the conductive powder is about 5 vol % or more and about 25 vol % or less relative to the volume of the urethane resin.
    Type: Grant
    Filed: January 22, 2013
    Date of Patent: September 29, 2015
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Hisae Yoshizawa, Kazunori Anazawa, Hiroshi Saegusa, Kaoru Torikoshi
  • Patent number: 8937144
    Abstract: There is provided an elastic member including a surface resin layer including a crosslinked product of a dimethyl silicone compound having a reactive group and a fluoroalkyl compound having a reactive group.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: January 20, 2015
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Hiroshi Saegusa, Tomoko Miyahara, Hisae Yoshizawa, Kaoru Torikoshi
  • Publication number: 20140296470
    Abstract: Disclosed is a resin material which is formed by polymerization of an acrylic resin containing a side chain having a hydroxyl group and a side chain having a fluorine atom, at least one kind of polyol having a weight-average molecular weight from 300 to 5000 and selected from compounds represented by the following Formula (A), and an isocyanate.
    Type: Application
    Filed: August 14, 2013
    Publication date: October 2, 2014
    Applicant: FUJI XEROX CO., LTD.
    Inventor: Hisae YOSHIZAWA
  • Patent number: 8824946
    Abstract: A urethane resin laminate includes a substrate material having a contact angle of water in the surface of the substrate material being from 0 degree to 90 degrees, an inner urethane resin layer, and an outer urethane resin layer in this order. The inner urethane resin layer contains urethane resin that does not have a fluorine atom in a molecular structure, and has self-repairability. The outer urethane resin layer contains urethane resin containing a fluorine atom in a molecular structure, and has self-repairability.
    Type: Grant
    Filed: February 27, 2012
    Date of Patent: September 2, 2014
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Hisae Yoshizawa, Tomoko Miyahara, Hiroshi Saegusa, Kazunori Anazawa, Kaoru Torikoshi