公开(公告)号：US12036714B2

公开(公告)日：2024-07-16

申请号：US17041669

申请日：2019-02-22

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Hitoshi Imamura ,  Hiroyuki Hamada ,  Eri Mukai ,  Masahiro Kondo

IPC: B29C48/00 ,  B29C48/04 ,  B29K27/18 ,  B65D35/08 ,  C08F8/20 ,  C08F214/26 ,  C08F214/28 ,  F16L11/04 ,  C08F216/14

CPC classification number: B29C48/022 ,  B29C48/04 ,  B65D35/08 ,  C08F8/20 ,  F16L11/04 ,  B29K2027/18 ,  C08F214/262 ,  C08F214/28 ,  C08F216/1408 ,  C08F8/22 ,  C08F214/262

Abstract: A molding material including a melt-fabricable fluororesin and having a metal content of 100 ng/1 g or less as measured by an ashing method. Also disclosed is a tube made of the molding material.

公开(公告)号：US20230390979A1

公开(公告)日：2023-12-07

申请号：US18452806

申请日：2023-08-21

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Hayato TSUDA ,  Tadaharu Isaka ,  Yumi Zenke ,  Yukari Yamamoto ,  Yasuyuki Yamaguchi ,  Hiroyuki Hamada

IPC: B29C45/00 ,  B29C63/20

CPC classification number: B29C45/0001 ,  B29C63/20 ,  B29L2023/22

Abstract: Provided is an injection molded article including a pipe body section forming a flow path of a fluid, and a flange section formed on one end or both ends of the pipe body section, wherein the maximum thickness of the flange section is 2 to 12 mm, the injection molded article contains a copolymer containing tetrafluoroethylene unit and a fluoro(alkyl vinyl ether) unit, the content of the fluoro(alkyl vinyl ether) unit of the copolymer is 2.8 to 6.0% by mass with respect to the whole of the monomer units, the melt flow rate at 372° C. of the copolymer is 4.0 g/10 min or higher and lower than 11.0 g/10 min, and the number of functional groups of the copolymer is 50 or less.

公开(公告)号：US20230167269A1

公开(公告)日：2023-06-01

申请号：US18094935

申请日：2023-01-09

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Hirokazu KOMORI ,  Junpei Terada ,  Hiroyuki Sendan ,  Tadahiro Yabu ,  Yukihiro Fukagawa ,  Kenta Murayama ,  Tomohiro Shiromaru ,  Toshio Miyatani ,  Masahiro Kondou ,  Hiroyuki Hamada

IPC: C08K3/36 ,  B33Y70/00 ,  B29C64/314 ,  B29C64/153 ,  B33Y70/10

CPC classification number: C08K3/36 ,  B29C64/153 ,  B29C64/314 ,  B33Y70/00 ,  B33Y70/10 ,  B29K2027/18

Abstract: 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.

公开(公告)号：US11866570B2

公开(公告)日：2024-01-09

申请号：US18094935

申请日：2023-01-09

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Hirokazu Komori ,  Junpei Terada ,  Hiroyuki Sendan ,  Tadahiro Yabu ,  Yukihiro Fukagawa ,  Kenta Murayama ,  Tomohiro Shiromaru ,  Toshio Miyatani ,  Masahiro Kondou ,  Hiroyuki Hamada

IPC: C08K3/36 ,  B33Y70/00 ,  B29C64/314 ,  B29C64/153 ,  B33Y70/10 ,  B29K27/18

CPC classification number: C08K3/36 ,  B29C64/153 ,  B29C64/314 ,  B33Y70/00 ,  B33Y70/10 ,  B29K2027/18

Abstract: 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.

公开(公告)号：US11845847B2

公开(公告)日：2023-12-19

申请号：US16954772

申请日：2018-09-06

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Hiroyuki Sendan ,  Tadahiro Yabu ,  Yukihiro Fukagawa ,  Kenta Murayama ,  Tomohiro Shiromaru ,  Toshio Miyatani ,  Masahiro Kondou ,  Hiroyuki Hamada

IPC: C08K3/36 ,  B33Y70/10

CPC classification number: C08K3/36 ,  B33Y70/10

Abstract: A shaping material for a powder bed fusion method, containing a powder of a fluororesin.

公开(公告)号：US20230383034A1

公开(公告)日：2023-11-30

申请号：US18446746

申请日：2023-08-09

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Tadaharu ISAKA ,  Yumi Zenke ,  Yukari Yamamoto ,  Hayato Tsuda ,  Hiroyuki Hamada

IPC: C08F214/26 ,  H01B3/44

CPC classification number: C08F214/265 ,  H01B3/445

Abstract: There is provided a copolymer containing tetrafluoroethylene unit and perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of perfluoro(propyl vinyl ether) unit of 3.3 to 4.2% by mass with respect to the whole of the monomer units, the melt flow rate at 372° C. of 27.0 to 35.0 g/10 min, and the number of functional groups of 20 or less per 106 main-chain carbon atoms.

公开(公告)号：US11555098B2

公开(公告)日：2023-01-17

申请号：US17081446

申请日：2020-10-27

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Hirokazu Komori ,  Junpei Terada ,  Hiroyuki Sendan ,  Tadahiro Yabu ,  Yukihiro Fukagawa ,  Kenta Murayama ,  Tomohiro Shiromaru ,  Toshio Miyatani ,  Masahiro Kondou ,  Hiroyuki Hamada

IPC: C08K3/36 ,  B33Y70/00 ,  B29C64/314 ,  B29C64/153 ,  B29K27/18

Abstract: A shaping material for a powder bed fusion method, including a powder of a fluororesin, wherein the fluororesin has a D50 of 30 μm or more and 200 μm or less, and the fluororesin has a D10 of 12 μm or more.