Patents by Inventor Satomi Kashiwagi
Satomi Kashiwagi 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: 11965044Abstract: Pressure-responsive particles include pressure-responsive base particles and fatty acid metal salt particles, in which the pressure-responsive base particles contain a styrene-based resin which contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin which contains at least two kinds of (meth)acrylic acid esters as polymerization components and in which amass ratio of the (meth)acrylic acid esters to all polymerization components is 90% by mass or higher, the pressure-responsive particles have at least two glass transition temperatures, and a difference between the lowest glass transition temperature and the highest glass transition temperature is 30° C. or higher.Type: GrantFiled: January 15, 2021Date of Patent: April 23, 2024Assignee: FUJIFILM Business Innovation Corp.Inventors: Yoshifumi Iida, Takashi Hasegawa, Satomi Kashiwagi, Takako Kobayashi, Satoshi Inoue
-
Patent number: 11891544Abstract: A pressure sensitive adhesive particle includes a pressure sensitive adhesive base particle that contains a styrene resin containing styrene and a vinyl monomer other than styrene as polymerization components, and a (meth)acrylate resin containing at least two (meth)acrylates as polymerization components, in which a mass ratio of the (meth)acrylates relative to a total of polymerization components of the (meth)acrylate resin is 90 mass % or more; and an external additive. The pressure sensitive adhesive particle has a surface having an arithmetic average roughness Ra within a range of 0.005 ?m to 0.100 ?m. The pressure sensitive adhesive particle has at least two glass transition temperatures, and the difference between the lowest glass transition temperature and the highest glass transition temperature among the glass transition temperatures of the pressure sensitive adhesive particle is 30° C. or more.Type: GrantFiled: August 26, 2020Date of Patent: February 6, 2024Assignee: FUJIFILM Business Innovation Corp.Inventors: Yoshifumi Iida, Sachiko Nishioka, Takashi Hasegawa, Hajime Sugahara, Satomi Kashiwagi, Yuka Zenitani, Satoshi Inoue
-
Publication number: 20230407084Abstract: A resin composition contains a biodegradable resin and cellulose particles that have a sphericity of 0.9 or more.Type: ApplicationFiled: November 10, 2022Publication date: December 21, 2023Applicant: FUJIFILM BUSINESS INNOVATION CORP.Inventors: Kenji YAO, Yuko IWADATE, Satomi KASHIWAGI
-
Patent number: 11795316Abstract: Pressure-responsive particles include pressure-responsive base particles and inorganic oxide particles, in which the pressure-responsive base particles contain a styrene-based resin which contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin which contains at least two kinds of (meth)acrylic acid esters as polymerization components and in which amass ratio of the (meth)acrylic acid esters to all polymerization components is 90% by mass or higher, a liberation rate of the inorganic oxide particles is 10% by mass or higher and 40% by mass or lower, the pressure-responsive particles have at least two glass transition temperatures, and a difference between a lowest glass transition temperature and a highest glass transition temperature is 30° C. or higher.Type: GrantFiled: January 29, 2021Date of Patent: October 24, 2023Assignee: FUJIFILM Business Innovation Corp.Inventors: Satomi Kashiwagi, Satoshi Inoue, Sumiaki Yamasaki, Yoshifumi Iida, Takako Kobayashi, Takashi Hasegawa
-
Publication number: 20230312842Abstract: A cellulosic particle contains cellulose as its base constituent, and the 5-day and 60-day percentage biodegradations of the cellulosic particle measured as per JIS K6950:2000 are lower than 20% and 60% or higher, respectively.Type: ApplicationFiled: January 6, 2023Publication date: October 5, 2023Applicant: FUJIFILM Business Innovation Corp.Inventors: Kenji YAO, Masahiro Oki, Hideaki Yoshikawa, Kazusei Yoshida, Ayu Naito, Yuko Iwadate, Takahiro Ishizuka, Tetsuya Taguchi, Hirokazu Hamano, Satomi Kashiwagi
-
Publication number: 20220064425Abstract: Pressure-responsive particles include pressure-responsive base particles and inorganic oxide particles, in which the pressure-responsive base particles contain a styrene-based resin which contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin which contains at least two kinds of (meth)acrylic acid esters as polymerization components and in which amass ratio of the (meth)acrylic acid esters to all polymerization components is 90% by mass or higher, a liberation rate of the inorganic oxide particles is 10% by mass or higher and 40% by mass or lower, the pressure-responsive particles have at least two glass transition temperatures, and a difference between a lowest glass transition temperature and a highest glass transition temperature is 30° C. or higher.Type: ApplicationFiled: January 29, 2021Publication date: March 3, 2022Applicant: FUJIFILM Business Innovation Corp.Inventors: Satomi KASHIWAGI, Satoshi INOUE, Sumiaki YAMASAKI, Yoshifumi IIDA, Takako KOBAYASHI, Takashi HASEGAWA
-
Publication number: 20220064346Abstract: Pressure-responsive particles include pressure-responsive base particles and fatty acid metal salt particles, in which the pressure-responsive base particles contain a styrene-based resin which contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin which contains at least two kinds of (meth)acrylic acid esters as polymerization components and in which amass ratio of the (meth)acrylic acid esters to all polymerization components is 90% by mass or higher, the pressure-responsive particles have at least two glass transition temperatures, and a difference between the lowest glass transition temperature and the highest glass transition temperature is 30° C. or higher.Type: ApplicationFiled: January 15, 2021Publication date: March 3, 2022Applicant: FUJIFILM Business Innovation Corp.Inventors: Yoshifumi IIDA, Takashi HASEGAWA, Satomi KASHIWAGI, Takako KOBAYASHI, Satoshi INOUE
-
Publication number: 20220064424Abstract: Pressure-responsive particles include pressure-responsive base particles and first inorganic oxide particles, in which the pressure-responsive base particles contain a styrene-based resin which contains styrene and other vinyl monomers as polymerization components and a (meth)acrylic acid ester-based resin which contains at least two kinds of (meth)acrylic acid esters as polymerization components and in which a mass ratio of the (meth)acrylic acid esters to all polymerization components is 90% by mass or higher, Db/Da which is a ratio of a number average particle diameter Db of the first inorganic oxide particles to a number average particle diameter Da of the pressure-responsive base particles is 0.05 or higher and 0.25 or lower, the pressure-responsive particles have at least two glass transition temperatures, and a difference between a lowest glass transition temperature and a highest glass transition temperature is 30° C. or higher.Type: ApplicationFiled: January 25, 2021Publication date: March 3, 2022Applicant: FUJIFILM Business Innovation Corp.Inventors: Yoshifumi IIDA, Takashi HASEGAWA, Satomi KASHIWAGI, Takako KOBAYASHI, Satoshi INOUE
-
Patent number: 11235608Abstract: A method for forming a printed material includes forming an image on a recording medium; applying particles to a surface of the recording medium, the surface having the image formed thereon; heating the particles applied to the recording medium; and pressurizing, in a thickness direction, a multilayer body obtained by folding the recording medium so that the heated particles are sandwiched between flaps of the recording medium or a multilayer body obtained by placing another medium on top of the recording medium with the heated particles therebetween. The particles contain a styrene resin and a (meth)acrylic acid ester resin. The (meth)acrylic acid ester resin contains two (meth)acrylic acid ester monomer units, and a mass ratio of the (meth)acrylic acid ester monomer units relative to a total of polymerization components is 90 mass % or more.Type: GrantFiled: February 4, 2020Date of Patent: February 1, 2022Assignee: FUJIFILM Business Innovation Corp.Inventors: Yoshifumi Iida, Satoshi Kamiwaki, Sakae Takeuchi, Satomi Kashiwagi
-
Patent number: 11235593Abstract: A method for forming a printed material includes forming an image on a recording medium; applying particles to a surface of the recording medium, the surface having the image formed thereon; heating the particles applied to the recording medium; and pressurizing, in a thickness direction, a multilayer body obtained by folding the recording medium so that the heated particles are sandwiched between flaps of the recording medium or a multilayer body obtained by placing another medium on top of the recording medium with the heated particles therebetween. The particles contain a styrene resin and a (meth)acrylic acid ester resin. The (meth)acrylic acid ester resin contains two (meth)acrylic acid ester monomer units, and a mass ratio of the (meth)acrylic acid ester monomer units relative to a total of polymerization components is 90 mass % or more.Type: GrantFiled: July 24, 2020Date of Patent: February 1, 2022Assignee: FUJIFILM Business Innovation Corp.Inventors: Yoshifumi Iida, Satoshi Kamiwaki, Sakae Takeuchi, Satomi Kashiwagi
-
Publication number: 20210277291Abstract: A pressure sensitive adhesive particle includes a pressure sensitive adhesive base particle that contains a styrene resin containing styrene and a vinyl monomer other than styrene as polymerization components, and a (meth)acrylate resin containing at least two (meth)acrylates as polymerization components, in which a mass ratio of the (meth)acrylates relative to a total of polymerization components of the (meth)acrylate resin is 90 mass % or more; and an external additive. The pressure sensitive adhesive particle has a surface having an arithmetic average roughness Ra within a range of 0.005 ?m to 0.100 ?m. The pressure sensitive adhesive particle has at least two glass transition temperatures, and the difference between the lowest glass transition temperature and the highest glass transition temperature among the glass transition temperatures of the pressure sensitive adhesive particle is 30° C. or more.Type: ApplicationFiled: August 26, 2020Publication date: September 9, 2021Applicant: FUJIFILM Business Innovation Corp.Inventors: Yoshifumi IIDA, Sachiko NISHIOKA, Takashi HASEGAWA, Hajime SUGAHARA, Satomi KASHIWAGI, Yuka ZENITANI, Satoshi INOUE
-
Publication number: 20210269272Abstract: A method for producing a printed material includes providing pressure-induced phase transition particles to a part of an outside margin portion or a portion to be folded of a recording medium; bonding the pressure-induced phase transition particles to the recording medium; and pressure-bonding a multilayer body in which plural recording media are stacked, the recording media including the recording medium having the pressure-induced phase transition particles bonded thereon.Type: ApplicationFiled: August 5, 2020Publication date: September 2, 2021Applicant: FUJIFILM Business Innovation Corp.Inventors: Susumu YOSHINO, Yoshifumi IIDA, Satoshi KAMIWAKI, Sakae TAKEUCHI, Satomi KASHIWAGI, Sumiaki YAMASAKI, Takahiro ISHIZUKA, Shigeru SEITOKU, Kiyohiro YAMANAKA
-
Patent number: 11104538Abstract: A method for producing a printed material includes providing pressure-induced phase transition particles to a part of an outside margin portion or a portion to be folded of a recording medium; bonding the pressure-induced phase transition particles to the recording medium; and pressure-bonding a multilayer body in which plural recording media are stacked, the recording media including the recording medium having the pressure-induced phase transition particles bonded thereon.Type: GrantFiled: August 5, 2020Date of Patent: August 31, 2021Assignee: FUJIFILM Business Innovation Corp.Inventors: Susumu Yoshino, Yoshifumi Iida, Satoshi Kamiwaki, Sakae Takeuchi, Satomi Kashiwagi, Sumiaki Yamasaki, Takahiro Ishizuka, Shigeru Seitoku, Kiyohiro Yamanaka
-
Publication number: 20210017429Abstract: A pressure sensitive adhesive particle includes a styrene resin; and a (meth)acrylate resin, wherein the (meth)acrylate resin contains two kinds of (meth)acrylates as a polymerization component in which the weight proportion of the (meth)acrylate to the total polymerization components is 90% by weight or more, and has two glass transition points in which a difference between the lowest glass transition temperature and the highest glass transition temperature is 30° C. or higher.Type: ApplicationFiled: August 26, 2020Publication date: January 21, 2021Applicant: FUJI XEROX CO., LTD.Inventors: Takahiro ISHIZUKA, Satoshi KAMIWAKI, Sumiaki YAMASAKI, Yoshifumi IIDA, Sakae TAKEUCHI, Satomi KASHIWAGI, Susumu YOSHINO
-
Publication number: 20210016587Abstract: A method for forming a printed material includes forming an image on a recording medium; applying particles to a surface of the recording medium, the surface having the image formed thereon; heating the particles applied to the recording medium; and pressurizing, in a thickness direction, a multilayer body obtained by folding the recording medium so that the heated particles are sandwiched between flaps of the recording medium or a multilayer body obtained by placing another medium on top of the recording medium with the heated particles therebetween. The particles contain a styrene resin and a (meth)acrylic acid ester resin. The (meth)acrylic acid ester resin contains two (meth)acrylic acid ester monomer units, and a mass ratio of the (meth)acrylic acid ester monomer units relative to a total of polymerization components is 90 mass % or more.Type: ApplicationFiled: February 4, 2020Publication date: January 21, 2021Applicant: FUJI XEROX CO., LTD.Inventors: Yoshifumi IIDA, Satoshi KAMIWAKI, Sakae TAKEUCHI, Satomi KASHIWAGI
-
Publication number: 20210017424Abstract: A pressure sensitive adhesive particle includes a styrene resin; and a (meth)acrylate resin, wherein the (meth)acrylate resin contains two kinds of (meth)acrylates as a polymerization component in which the weight proportion of the (meth)acrylate to the total polymerization components is 90% by weight or more, and has two glass transition points in which a difference between the lowest glass transition temperature and the highest glass transition temperature is 30° C. or higher.Type: ApplicationFiled: March 13, 2020Publication date: January 21, 2021Applicant: FUJI XEROX CO., LTD.Inventors: Takahiro ISHIZUKA, Satoshi KAMIWAKI, Sumiaki YAMASAKI, Yoshifumi IIDA, Sakae TAKEUCHI, Satomi KASHIWAGI, Susumu YOSHINO
-
Publication number: 20210016557Abstract: A method for forming a printed material includes forming an image on a recording medium; applying particles to a surface of the recording medium, the surface having the image formed thereon; heating the particles applied to the recording medium; and pressurizing, in a thickness direction, a multilayer body obtained by folding the recording medium so that the heated particles are sandwiched between flaps of the recording medium or a multilayer body obtained by placing another medium on top of the recording medium with the heated particles therebetween. The particles contain a styrene resin and a (meth)acrylic acid ester resin. The (meth)acrylic acid ester resin contains two (meth)acrylic acid ester monomer units, and a mass ratio of the (meth)acrylic acid ester monomer units relative to a total of polymerization components is 90 mass % or more.Type: ApplicationFiled: July 24, 2020Publication date: January 21, 2021Applicant: FUJI XEROX CO., LTD.Inventors: Yoshifumi IIDA, Satoshi KAMIWAKI, Sakae TAKEUCHI, Satomi KASHIWAGI
-
Patent number: 10073364Abstract: Electrophotographic photoreceptor including a conductive substrate, an organic photosensitive layer on an outer peripheral surface of the conductive substrate, and an inorganic protective layer on an outer peripheral surface of the organic photosensitive layer, the inorganic protective layer containing gallium and oxygen. A volume resistivity of an inner region of the inorganic protective layer, the inner region extending 0.2 ?m or about 0.2 ?m from an inner peripheral surface of the inorganic protective layer in a thickness direction, and a volume resistivity of an outer region of the inorganic protective layer, the outer region extending 0.2 ?m or about 0.2 ?m from an outer peripheral surface of the inorganic protective layer in the thickness direction, are both 6.0×107 ?·cm or more and 4.0×108 ?·cm or less or about 6.0×107 ?·cm or more and about 4.0×108 ?·cm or less.Type: GrantFiled: July 12, 2017Date of Patent: September 11, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Yoichi Kigoshi, Masaki Hirakata, Satomi Kashiwagi, Nobuyuki Torigoe, Takeshi Iwanaga, Takashi Imai
-
Publication number: 20180095372Abstract: Electrophotographic photoreceptor including a conductive substrate, an organic photosensitive layer on an outer peripheral surface of the conductive substrate, and an inorganic protective layer on an outer peripheral surface of the organic photosensitive layer, the inorganic protective layer containing gallium and oxygen. A volume resistivity of an inner region of the inorganic protective layer, the inner region extending 0.2 ?m or about 0.2 ?m from an inner peripheral surface of the inorganic protective layer in a thickness direction, and a volume resistivity of an outer region of the inorganic protective layer, the outer region extending 0.2 ?m or about 0.2 ?m from an outer peripheral surface of the inorganic protective layer in the thickness direction, are both 6.0×107 ?·cm or more and 4.0×108 ?·cm or less or about 6.0×107 ?·cm or more and about 4.0×108 ?·cm or less.Type: ApplicationFiled: July 12, 2017Publication date: April 5, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Yoichi KIGOSHI, Masaki HIRAKATA, Satomi KASHIWAGI, Nobuyuki TORIGOE, Takeshi IWANAGA, Takashi IMAI
-
Patent number: 9864286Abstract: An electrophotographic photoreceptor includes an electroconductive substrate, an organic photosensitive layer on the electroconductive substrate and an inorganic protective layer on the organic photosensitive layer, wherein a layer that forms a surface of the organic photosensitive layer contains a charge transporting material, a binder resin, and a silica particle; the inorganic protective layer contains a group 13 element, an oxygen atom, and a hydrogen atom; a sum of element constitution ratios of the group 13 element, the oxygen atom, and the hydrogen atom to all elements constituting the inorganic protective layer is equal to or more than 90 atomic %; and an element composition ratio (oxygen atom/group 13 element) of the oxygen atom and the group 13 element is 1.0 or more and less than 1.5.Type: GrantFiled: July 8, 2016Date of Patent: January 9, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Fumiaki Mera, Nobuyuki Torigoe, Masaki Hirakata, Hideya Katsuhara, Yoichi Kigoshi, Satomi Kashiwagi, Yuko Iwadate, Kenji Kajiwara, Tatsuki Sano, Takashi Imai, Takeshi Iwanaga