公开(公告)号：US20210355077A1

公开(公告)日：2021-11-18

申请号：US17387004

申请日：2021-07-28

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Masahiro HIGASHI ,  Moe HOSOKAWA ,  Akiyoshi YAMAUCHI ,  Sumi ISHIHARA ,  Yosuke KISHIKAWA

IPC: C07C235/12 ,  C07C55/02 ,  C07C65/21 ,  C07C233/47

Abstract: A novel branched fluorine-containing compound represented by formula (1): wherein L represents a predetermined carbon-containing linker moiety; Rf, in each occurrence, is the same or different and represents fluoroalkyl optionally having at least one ether bond; Y, in each occurrence, is the same or different and represents a predetermined divalent linking group or a bond; RY, in each occurrence, is the same or different and represents hydrogen or an organic group; L represents an (n1+n2)-valent carbon-containing linker moiety having at least one carbon atom; n1 represents a number greater than or equal to 1; n2 represents a number greater than or equal to 1; n1+n2 is a number from 3 to 6; X, in each occurrence, is the same or different and represents a divalent linking group or a bond; A, in each occurrence, is the same or different and represents -ArSO3M or the like; M, in each occurrence, is the same or different and represents hydrogen, —NR4, or a metal salt; and R represents hydrogen or a C1-4 organic group.

公开(公告)号：US20240109985A1

公开(公告)日：2024-04-04

申请号：US18512953

申请日：2023-11-17

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Masahiro HIGASHI ,  Kanako NAKANISHI ,  Sumi ISHIHARA ,  Moe HOSOKAWA ,  Kensuke YAMATO ,  Kazuki KANEKO ,  Yosuke KISHIKAWA

IPC: C08F16/30 ,  C08F16/24 ,  C08F16/26 ,  C09D127/12

CPC classification number: C08F16/30 ,  C08F16/24 ,  C08F16/26 ,  C09D127/12

Abstract: A fluoropolymer of a monomer (I) represented by the general formula (I), wherein a content of a polymerization unit (I) derived from the monomer (I) is 50% by mass or more based on all polymerization units constituting the fluoropolymer:


CX2═CX—O—Rf—SO3M  General formula (I)

wherein X is independently F or CF3; Rf is a fluorine-containing alkylene group having 1 to 40 carbon atoms or a fluorine-containing alkylene group having 2 to 100 carbon atoms and having an ether bond or a keto group; and M is —H, a metal atom, —NR74, imidazolium optionally having a substituent, pyridinium optionally having a substituent, or phosphonium optionally having a substituent, wherein R7 is H or an organic group. Also disclosed are an aqueous solution and coating composition containing the fluoropolymer.

公开(公告)号：US20220127144A1

公开(公告)日：2022-04-28

申请号：US17570069

申请日：2022-01-06

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Tatsuya OHTSUKA ,  Yoshichika KUROKI ,  Atsushi SHIRAI ,  Moe HOSOKAWA ,  Yosuke KISHIKAWA

IPC: C01B17/45

Abstract: An object of this invention is to provide a simple method for producing sulfur tetrafluoride. The object is achieved by a method for producing sulfur tetrafluoride, comprising step A of reacting a fluorinated halogen compound with sulfur chloride, the fluorinated halogen compound being represented by formula: XFn, wherein X is chlorine, bromine, or iodine; and n is a natural number of 1 to 5.

公开(公告)号：US20200270203A9

公开(公告)日：2020-08-27

申请号：US16332962

申请日：2017-09-13

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Masahiro HIGASHI ,  Moe HOSOKAWA ,  Akiyoshi YAMAUCHI ,  Sumi ISHIHARA ,  Yosuke KISHIKAWA

IPC: C07C235/12 ,  C07C233/47 ,  C07C55/02 ,  C07C65/21

Abstract: A novel branched fluorine-containing compound represented by formula (1): (Rf—Yn1LX-A)n2  (1) wherein L represents a predetermined carbon-containing linker moiety; Rf, in each occurrence, is the same or different and represents fluoroalkyl optionally having at least one ether bond; Y, in each occurrence, is the same or different and represents a predetermined divalent linking group or a bond; RY, in each occurrence, is the same or different and represents hydrogen or an organic group; L represents an (n1+n2)-valent carbon-containing linker moiety having at least one carbon atom; n1 represents a number greater than or equal to 1; n2 represents a number greater than or equal to 1; n1+n2 is a number from 3 to 6; X, in each occurrence, is the same or different and represents a divalent linking group or a bond; A, in each occurrence, is the same or different and represents —ArSO3M or the like; M, in each occurrence, is the same or different and represents hydrogen, —NR4, or a metal salt; and R represents hydrogen or a C1-4 organic group.

公开(公告)号：US20200087230A1

公开(公告)日：2020-03-19

申请号：US16471975

申请日：2017-12-22

Applicant: DAIKIN INDUSTRIES, LTD.

Inventor： Tatsuya OHTSUKA ,  Yoshichika KUROKI ,  Atsushi SHIRAI ,  Moe HOSOKAWA ,  Yosuke KISHIKAWA

IPC: C07C17/18 ,  C07C67/307

Abstract: The problem to be solved by the present invention is to provide a novel method for producing a difluoromethylene compound. This problem is solved by a method for producing a difluoromethylene compound containing a —CF2— moiety, the method comprising step A of mixing: a) a carbonyl compound containing a —C(O)— moiety; b) optionally an amine; c) a fluoride represented by the formula: MF, wherein M represents a Group 1 element of the periodic table; d) a halogenated fluorine compound represented by the formula: XFn, wherein X represents chlorine, bromine, or iodine, and n is a natural number of 1 to 5; and e) sulfur chloride.