Patents by Inventor Toshio Miyatani
Toshio Miyatani 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: 20240141195Abstract: A powder coating material composition including a tetrafluoroethylene-based copolymer, wherein the tetrafluoroethylene-based copolymer is a copolymer of 9.0 to 13.0 mass % of hexafluoropropylene, 0.8 to 3.0 mass % of a perfluoroalkyl vinyl ether, and tetrafluoroethylene, having a melt flow rate of 13 to 26 g/10-min, a melting point of 240 to 270° C., an average particle size of 5 to 500 ?m and an apparent density of 0.5 to 1.1 g/ml. Also disclosed is a film that is formed from the powder coating material composition, a laminate including the film, a coated article wherein the film of the powder coating material composition is provided on a metal substrate, and a film-forming method which includes forming a primer film on an object to be coated, and forming a film on a surface of the primer film using the powder coating material composition.Type: ApplicationFiled: January 10, 2024Publication date: May 2, 2024Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Hirotake IMADA, Toshio MIYATANI, Yukari HONDA
-
Publication number: 20240059865Abstract: A shaped body of a fluororesin obtained using a shaping material comprising a powder of a fluororesin. The powder of the fluororesin has a static bulk density of 0.3 g/ml or more and 1.5 g/ml or less, and a particle diameter of 10 ?m or more and 300 ?m or less in terms of D50. Also disclosed is a three-dimensional structure containing the shaped body, and a method of shaping the shaping material.Type: ApplicationFiled: November 2, 2023Publication date: February 22, 2024Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Hiroyuki SENDAN, Tadahiro YABU, Yukihiro FUKAGAWA, Kenta MURAYAMA, Tomohiro SHIROMARU, Toshio MIYATANI, Masahiro KONDOU, Hiroyuki HAMADA
-
Patent number: 11866570Abstract: A molded body which is formed from a shaping material containing a fluororesin powder. The fluororesin powder has a D50 of 30 ?m or more and 200 ?m or less and a D10 of 12 ?m or more. Also disclosed is a method for forming a molded body from a shaping material containing the fluororesin powder, the method including controlling the temperature of the fluororesin powder; and irradiating the fluororesin powder with a laser at the controlled temperature to fuse the same.Type: GrantFiled: January 9, 2023Date of Patent: January 9, 2024Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Hirokazu Komori, Junpei Terada, Hiroyuki Sendan, Tadahiro Yabu, Yukihiro Fukagawa, Kenta Murayama, Tomohiro Shiromaru, Toshio Miyatani, Masahiro Kondou, Hiroyuki Hamada
-
Patent number: 11845847Abstract: A shaping material for a powder bed fusion method, containing a powder of a fluororesin.Type: GrantFiled: September 6, 2018Date of Patent: December 19, 2023Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Hiroyuki Sendan, Tadahiro Yabu, Yukihiro Fukagawa, Kenta Murayama, Tomohiro Shiromaru, Toshio Miyatani, Masahiro Kondou, Hiroyuki Hamada
-
Publication number: 20230167269Abstract: A molded body which is formed from a shaping material containing a fluororesin powder. The fluororesin powder has a D50 of 30 µm or more and 200 µm or less and a D10 of 12 µm or more. Also disclosed is a method for forming a molded body from a shaping material containing the fluororesin powder, the method including controlling the temperature of the fluororesin powder; and irradiating the fluororesin powder with a laser at the controlled temperature to fuse the same.Type: ApplicationFiled: January 9, 2023Publication date: June 1, 2023Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Hirokazu KOMORI, Junpei Terada, Hiroyuki Sendan, Tadahiro Yabu, Yukihiro Fukagawa, Kenta Murayama, Tomohiro Shiromaru, Toshio Miyatani, Masahiro Kondou, Hiroyuki Hamada
-
FILM FORMING METHOD, POLYPHENYLENE SULFIDE POWDER COATING MATERIAL, COATING FILM, AND COATED ARTICLE
Publication number: 20230051217Abstract: Provided is a film forming method that can form a film having a thickness of 500 ?m or more with a single coating of a substrate. The present disclosure is a film forming method using a powder coating material containing a polyphenylene sulfide resin, the method including heating the powder coating material at a temperature equal to or higher than a melting point of the polyphenylene sulfide resin and within a range of 250 to 400° C., in which a single coating of a substrate forms a film having a thickness of 500 ?m or more; and the obtained film has a surface roughness, Ra, of 0.30 ?m or less.Type: ApplicationFiled: December 18, 2020Publication date: February 16, 2023Applicant: DAIKIN INDUSTRIES, LTDInventors: Yasukazu NAKATANI, Shichou CHIN, Toshio MIYATANI, Hirotake IMADA, Yukari HONDA -
Patent number: 11555098Abstract: A shaping material for a powder bed fusion method, including a powder of a fluororesin, wherein the fluororesin has a D50 of 30 ?m or more and 200 ?m or less, and the fluororesin has a D10 of 12 ?m or more.Type: GrantFiled: October 27, 2020Date of Patent: January 17, 2023Assignee: DAIKIN INDUSTRIES. LTD.Inventors: Hirokazu Komori, Junpei Terada, Hiroyuki Sendan, Tadahiro Yabu, Yukihiro Fukagawa, Kenta Murayama, Tomohiro Shiromaru, Toshio Miyatani, Masahiro Kondou, Hiroyuki Hamada
-
Publication number: 20210087354Abstract: A shaping material for a powder bed fusion method, containing a powder of a fluororesin.Type: ApplicationFiled: September 6, 2018Publication date: March 25, 2021Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Hiroyuki SENDAN, Tadahiro YABU, Yukihiro FUKAGAWA, Kenta MURAYAMA, Tomohiro SHIROMARU, Toshio MIYATANI, Masahiro KONDOU, Hiroyuki HAMADA
-
Publication number: 20210047497Abstract: A shaping material for a powder bed fusion method, including a powder of a fluororesin, wherein the fluororesin has a D50 of 30 ?m or more and 200 ?m or less, and the fluororesin has a D10 of 12 ?m or more.Type: ApplicationFiled: October 27, 2020Publication date: February 18, 2021Applicant: Daikin Industries, LTD.Inventors: Hirokazu KOMORI, Junpei TERADA, Hiroyuki SENDAN, Tadahiro YABU, Yukihiro FUKAGAWA, Kenta MURAYAMA, Tomohiro SHIROMARU, Toshio MIYATANI, Masahiro KONDOU, Hiroyuki HAMADA
-
Patent number: 10023748Abstract: The present invention aims to provide a fluorine-containing polymer powder that is environmentally less harmful and forms a sufficiently smooth film without impairing the properties of the fluorine-containing polymers. The present invention relates to a fluorine-containing polymer powder including a fluorine-containing polymer prepared by suspension polymerization, which contains less than 0.1 ppm of a fluorine-containing surfactant and has an average particle size of not less than 1 ?m and less than 100 ?m and a bulk density of 0.90 to 1.50 g/cm3.Type: GrantFiled: August 29, 2012Date of Patent: July 17, 2018Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Yasukazu Nakatani, Toshio Miyatani, Fumiko Shigenai, Toshiyuki Kinoshita
-
Patent number: 9868877Abstract: The present invention provides a composition including a fluorine-containing polymer, and excellent in heat resistance even if only a small amount of additives is added to the composition. The present invention relates to a composition, comprising: a fluorine-containing polymer (a) and a cobalt compound (b).Type: GrantFiled: June 17, 2010Date of Patent: January 16, 2018Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Yasukazu Nakatani, Toshio Miyatani, Hiroshi Torii, Natsumi Okamoto, Takayuki Hirao, Manabu Fujisawa, Shigehito Sagisaka
-
Publication number: 20140163159Abstract: The present invention aims to provide a fluorine-containing polymer powder that is environmentally less harmful and forms a sufficiently smooth film without impairing the properties of the fluorine-containing polymers. The present invention relates to a fluorine-containing polymer powder including a fluorine-containing polymer prepared by suspension polymerization, which contains less than 0.1 ppm of a fluorine-containing surfactant and has an average particle size of not less than 1 ?m and less than 100 ?m and a bulk density of 0.90 to 1.50 g/cm3.Type: ApplicationFiled: August 29, 2012Publication date: June 12, 2014Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yasukazu Nakatani, Toshio Miyatani, Fumiko Shigenai, Toshiyuki Kinoshita
-
Patent number: 8404782Abstract: A stabilized fluorine-containing polymer powder having an average particle size of 5 to 100 ?m is prepared by contacting a fluorine-containing polymer powder, which is prepared by milling the fluorine-containing polymer and removing fine particles, fibrous particles and coarse particles by classification, with a fluorinating agent so that the total number of unstable terminal groups is decreased to 7 to 50 per 106 carbon atoms. This is a fluorine-containing polymer powder achieved a high coating efficiency in an electrostatic coating method and provides a film having good properties such as heat resistance, non-tackiness, low frictional property, chemical resistance, etc.Type: GrantFiled: July 9, 2010Date of Patent: March 26, 2013Assignee: Daikin Industries, Ltd.Inventors: Yasukazu Nakatani, Toshio Miyatani, Koichiro Ogita
-
Publication number: 20120111601Abstract: The present invention provides a composition including a fluorine-containing polymer, and excellent in heat resistance even if only a small amount of additives is added to the composition. The present invention relates to a composition, comprising: a fluorine-containing polymer (a) and a cobalt compound (b).Type: ApplicationFiled: June 17, 2010Publication date: May 10, 2012Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yasukazu Nakatani, Toshio Miyatani, Hiroshi Torii, Natsumi Okamoto, Takayuki Hirao, Manabu Fujisawa, Shigehito Sagisaka
-
Publication number: 20100273948Abstract: A stabilized fluorine-containing polymer powder having an average particle size of 5 to 100 ?m is prepared by contacting a fluorine-containing polymer powder, which is prepared by milling the fluorine-containing polymer and removing fine particles, fibrous particles and coarse particles by classification, with a fluorinating agent so that the total number of unstable terminal groups is decreased to 7 to 50 per 106 carbon atoms. This is a fluorine-containing polymer powder achieved a high coating efficiency in an electrostatic coating method and provides a film having good properties such as heat resistance, non-tackiness, low frictional property, chemical resistance, etc.Type: ApplicationFiled: July 9, 2010Publication date: October 28, 2010Applicant: DAIKIN INDUSTRIES, LTD.Inventors: Yasukazu NAKATANI, Toshio MIYATANI, Koichiro OGITA
-
Patent number: 7781532Abstract: A stabilized fluorine-containing polymer powder having an average particle size of 5 to 100 ?m is prepared by contacting a fluorine-containing polymer powder, which is prepared by milling the fluorine-containing polymer and removing fine particles, fibrous particles and coarse particles by classification, with a fluorinating agent so that the total number of unstable terminal groups is decreased to 7 to 50 per 106 carbon atoms. This is a fluorine-containing polymer powder achieved a high coating efficiency in an electrostatic coating method and provides a film having good properties such as heat resistance, non-tackiness, low frictional property, chemical resistance, etc.Type: GrantFiled: June 30, 2006Date of Patent: August 24, 2010Assignee: Daikin Industries, Ltd.Inventors: Yasukazu Nakatani, Toshio Miyatani, Koichiro Ogita
-
Patent number: 7192638Abstract: A fluorine-containing coating composition obtainable by compounding a macromolecular material with an ethylene-tetrafluoroethylene copolymer having an average particle diameter of 1 to 30 ?m. The macromolecular material is one occurring as a liquid or in a state dissolved in a solvent at below the melting initiating temperature of the ethylene-tetrafluoroethylene copolymer. Furthermore, a volume ratio between the ethylene-tetrafluoroethylene copolymer and the macromolecular material is 35:65 to 95:5.Type: GrantFiled: May 9, 2002Date of Patent: March 20, 2007Assignee: Daikin Industries, Ltd.Inventors: Nobuyuki Tomihashi, Koichiro Ogita, Toshio Miyatani, Yasukazu Nakatani, Hiroshi Torii
-
Publication number: 20060247385Abstract: A stabilized fluorine-containing polymer powder having an average particle size of 5 to 100 ?m is prepared by contacting a fluorine-containing polymer powder, which is prepared by milling the fluorine-containing polymer and removing fine particles, fibrous particles and coarse particles by classification, with a fluorinating agent so that the total number of unstable terminal groups is decreased to 7 to 50 per 106 carbon atoms. This is a fluorine-containing polymer powder achieved a high coating efficiency in an electrostatic coating method and provides a film having good properties such as heat resistance, non-tackiness, low frictional property, chemical resistance, etc.Type: ApplicationFiled: June 30, 2006Publication date: November 2, 2006Inventors: Yasukazu Nakatani, Toshio Miyatani, Koichiro Ogita
-
Patent number: 7094838Abstract: A stabilized fluorine-containing polymer powder having an average particle size of 5 to 100 ?m is prepared by contacting a fluorine-containing polymer powder, which is prepared by milling the fluorine-containing polymer and removing fine particles, fibrous particles and coarse particles by classification, with a fluorinating agent so that the total number of unstable terminal groups is decreased to 7 to 50 per 106 carbon atoms. This a fluorine-containing polymer powder achieved a high coating efficiency in an electrostatic coating method and provides a film having good properties such as heat resistance, non-tackiness, low frictional property, chemical resistance, etc.Type: GrantFiled: April 25, 2002Date of Patent: August 22, 2006Assignee: Daikin Industries, Ltd.Inventors: Yasukazu Nakatani, Toshio Miyatani, Koichiro Ogita
-
Publication number: 20040204536Abstract: It is an object of the present invention to provide a powder coating which is excellent in processibility to attain the desired coat surface smoothness and can give coats excellent in chemical resistance and free from cracking due to chemicals or temperature shocks.Type: ApplicationFiled: December 12, 2003Publication date: October 14, 2004Inventors: Toshio Miyatani, Nobuyuki Tomihashi, Hiroshi Torii, Koichiro Ogita