公开(公告)号：US20230051217A1

公开(公告)日：2023-02-16

申请号：US17789391

申请日：2020-12-18

Applicant: DAIKIN INDUSTRIES, LTD

Inventor： Yasukazu NAKATANI ,  Shichou CHIN ,  Toshio MIYATANI ,  Hirotake IMADA ,  Yukari HONDA

IPC: C09D165/00 ,  B05D7/16

Abstract: Provided is a film forming method that can form a film having a thickness of 500 μm 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 μm or more; and the obtained film has a surface roughness, Ra, of 0.30 μm or less.

公开(公告)号：US20210087354A1

公开(公告)日：2021-03-25

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

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

公开(公告)号：US20240141195A1

公开(公告)日：2024-05-02

申请号：US18409155

申请日：2024-01-10

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Hirotake IMADA ,  Toshio MIYATANI ,  Yukari HONDA

IPC: C09D127/18 ,  B05D1/04 ,  C09D7/48

CPC classification number: C09D127/18 ,  B05D1/04 ,  C09D7/48

Abstract: 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 μm 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.

公开(公告)号：US20210047497A1

公开(公告)日：2021-02-18

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 ,  B29C64/153 ,  B29C64/314 ,  B33Y70/00

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.

公开(公告)号：US20240343916A1

公开(公告)日：2024-10-17

申请号：US18750597

申请日：2024-06-21

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Yukari HONDA ,  Hirotake IMADA ,  Toshio MIYATANI ,  Yasukazu NAKATANI

IPC: C09D5/03 ,  C08K3/04 ,  C09D5/24 ,  C09D7/40 ,  C09D7/61 ,  C09D127/18

CPC classification number: C09D5/031 ,  C09D5/033 ,  C09D5/24 ,  C09D7/61 ,  C09D7/67 ,  C09D7/70 ,  C09D127/18 ,  C08K3/041 ,  C08K2201/001 ,  C08K2201/003 ,  C08K2201/004 ,  C08K2201/011

Abstract: Provided is a powder coating material composition which can simultaneously satisfy both of excellent electroconductive performance and surface smoothness. The powder coating material composition contains a fluorine-containing ethylenic polymer and an electroconductive material, wherein the electroconductive material is at least partially a carbon nanotube, and the carbon nanotube is contained in a proportion of 0.01 to 0.35% by mass to the total amount of the fluorine-containing ethylenic polymer and the electroconductive material.

公开(公告)号：US20240309237A1

公开(公告)日：2024-09-19

申请号：US18673507

申请日：2024-05-24

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Hirotake IMADA ,  Yukari HONDA ,  Toshio MIYATANI ,  Yasukazu NAKATANI

IPC: C09D127/18 ,  C09D5/03 ,  C09D5/16

CPC classification number: C09D127/18 ,  C09D5/031 ,  C09D5/1668

Abstract: A powder coating composition for a primer for a fluororesin layer and providing strong adhesion. The composition including an amide group-containable polymer compound (A), polyphenylene sulfide (B), and perfluorinated fluororesin (C), where the polymer compound (A) is an amide group-containing polymer (a1) having an amide group and an aromatic ring and/or an amide group-containing polymer precursor (a2) that changes to the amide group-containing polymer (a1) during sintering when forming the composition into a film, a content of the polyphenylene sulfide (B) is 1-50 mass % of a total of the polymer compound (A) and the polyphenylene sulfide (B), the perfluorinated fluororesin (C) includes tetrafluoroethylene in a range of 85.0-99.5 mol % and has a MFR in a range of 5-30 (g/10 min), and a content of the perfluorinated fluororesin (C) is 50.0-95.0 mass % of a total of the polymer compound (A), the polyphenylene sulfide (B), and the perfluorinated fluororesin (C).

公开(公告)号：US20240059865A1

公开(公告)日：2024-02-22

申请号：US18386572

申请日：2023-11-02

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 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 μm or more and 300 μm 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.