公开(公告)号：US20230037700A1

公开(公告)日：2023-02-09

申请号：US17937602

申请日：2022-10-03

Applicant: AGC INC.

Inventor： Hiroki HAYAMIZU ,  Tamaki CHINSOGA ,  Masato FUKUSHIMA ,  Masahiko NAKAMURA

IPC: C08L27/12 ,  H01B3/56

Abstract: A dielectric, including a halogenated olefin having from 2 to 4 carbon atoms, and having a water content of 6000 ppm or less in terms of mass.

公开(公告)号：US20230323177A1

公开(公告)日：2023-10-12

申请号：US18335290

申请日：2023-06-15

Applicant: AGC Inc.

Inventor： Tamaki CHINSOGA ,  Tomoaki TANIGUCHI

IPC: C09K5/04 ,  C09K3/30 ,  C11D7/50 ,  H01B3/56 ,  C23G5/028

CPC classification number: C09K5/044 ,  C09K3/30 ,  C09K5/048 ,  C11D7/5018 ,  C09K2205/126 ,  C23G5/02803 ,  C23G5/02841 ,  C09K2205/24 ,  H01B3/56

Abstract: A hydrohaloolefin composition includes a hydrohaloolefin as a main component, further includes 1,1,2,3-tetrafluorobutane, in which a content of the 1,1,2,3-tetrafluorobutane is 0.001 to 0.1% by mass with respect to a total amount of organic compounds.

公开(公告)号：US20230326693A1

公开(公告)日：2023-10-12

申请号：US18333912

申请日：2023-06-13

Applicant: AGC Inc.

Inventor： Hiroki HAYAMIZU ,  Tamaki CHINSOGA ,  Masato FUKUSHIMA

IPC: H01H33/56 ,  H01H33/22 ,  H01H11/00

CPC classification number: H01H33/56 ,  H01H33/22 ,  H01H11/00 ,  H01H2033/566 ,  H01H2223/002

Abstract: An electrical apparatus have a grounded tank with a conductor at an inside thereof, in which:



the inside of the grounded tank is filled with insulating arc-extinguishing gas;
the insulating arc-extinguishing gas is confined in the grounded tank by a sealing member;
the insulating arc-extinguishing gas includes at least one selected from the group consisting of a hydrofluoroolefin having 3 or 4 carbon atoms and a hydrochlorofluoroolefin having 3 or 4 carbon atoms; and
the sealing member includes at least one selected from the group consisting of an ethylene propylene rubber, an isobutylene-isoprene rubber, a chloroprene rubber, a natural rubber, a nitrile rubber, a hydrogenated nitrile rubber, an urethane rubber, a chlorosulfonated polyethylene rubber, a vinylidene fluoride based fluororubber, a tetrafluoroethylene-perfluorovinylether based rubber and a polytetrafluoroethylene.

公开(公告)号：US20230261446A1

公开(公告)日：2023-08-17

申请号：US18295922

申请日：2023-04-05

Applicant: AGC INC.

Inventor： Tamaki CHINSOGA ,  Masato FUKUSHIMA ,  Hiroki HAYAMIZU

IPC: H02B13/055

CPC classification number: H02B13/055

Abstract: An electric facility includes: a metal tank in which a conductor member is disposed, the metal tank being filled with a dielectric, in which the dielectric contains at least one selected from the group consisting of 1-chloro-2,3,3,3-tetrafluoropropene and 1,1,1,4,4,4-hexafluoro-2-butene; and a surface of the conductor member includes one or more selected from the group consisting of a metal and a metal oxide.

公开(公告)号：US20220135759A1

公开(公告)日：2022-05-05

申请号：US17577473

申请日：2022-01-18

Applicant: AGC Inc.

Inventor： Tamaki CHINSOGA ,  Mai TASAKA

IPC: C08J9/14 ,  C08J9/00 ,  C08J9/35

Abstract: To provide a composite comprising a resin foam and a resin member different from the resin foam, which can suppress deterioration of the outer appearance of the resin member.
A composite comprising a resin foam formed by using a blowing agent containing 1-chloro-2,3,3,3-tetrafluoropropene, and a resin member different from the resin foam, containing a resin selected from the group consisting of a polycarbonate resin, a polystyrene resin, a polyphenylene ether resin, an acrylonitrile/butadiene/styrene resin and a styrene/acrylonitrile copolymer resin.

公开(公告)号：US20200224822A1

公开(公告)日：2020-07-16

申请号：US16835565

申请日：2020-03-31

Applicant: AGC Inc.

Inventor： Tamaki CHINSOGA ,  Masato FUKUSHIMA

IPC: F17C1/00 ,  C07C21/185 ,  F17C5/02

Abstract: To provide a method for safely and stably storing a hydrochlorofluoroolefin filled in a container for storage, transportation, etc. A method for storing a hydrochlorofluoroolefin in a sealed storage container, wherein the hydrochlorofluoroolefin is stored in such a state that a gas phase and a liquid phase coexist in the storage container, and the concentration of air in the gas phase in the storage container at a temperature of 25° C. is kept to be at most 3.0 vol %, and a method for storing a hydrochlorofluoroolefin in a sealed storage container, wherein the hydrochlorofluoroolefin is stored in such a state that a gas phase and a liquid phase coexist in the storage container, and the concentration of oxygen in the gas phase in the storage container at a temperature of 25° C. is kept to be at most 0.6 vol %.