公开(公告)号：US20240274820A1

公开(公告)日：2024-08-15

申请号：US18283377

申请日：2022-03-18

Applicant: WINGO TECHNOLOGY CO., LTD. ,  DKS CO. LTD.

Inventor： Toshiyuki GOSHIMA ,  Win Maw SOE ,  Atsuhiko HIBINO ,  Masashi NAKAYAMA ,  Tetsuya HIGASHIZAKI

IPC: H01M4/62 ,  C08G73/10 ,  H01M4/02 ,  H01M4/13 ,  H01M10/0525

CPC classification number: H01M4/62 ,  C08G73/10 ,  C08G73/105 ,  C08G73/1064 ,  H01M4/13 ,  H01M10/0525 ,  H01M2004/028

Abstract: A polyimide used as an electrode material capable of remarkably improving the cycle characteristics of a lithium-ion secondary battery is provided. The polyimide is a polyimide used as an electrode material for lithium-ion secondary batteries, in which a diamine component contains an aromatic diamine compound represented by the following Formula (1).

公开(公告)号：US20220162445A1

公开(公告)日：2022-05-26

申请号：US17427670

申请日：2019-02-01

Applicant: WINGO TECHNOLOGY CO., LTD.

Inventor： Toshiyuki GOSHIMA ,  Win Maw SOE

IPC: C08L79/08 ,  C08G73/10

Abstract: Provided a polyimide compound having high heat resistance and transparency. The polyimide compound according to the present invention is characterized in that it is a reaction product of a diamine compound represented by the following general formula (1): and an alicyclic tetracarboxylic acid dianhydride represented by the following general formula (2).

公开(公告)号：US11136286B2

公开(公告)日：2021-10-05

申请号：US16868657

申请日：2020-05-07

Applicant: WINGO TECHNOLOGY CO., LTD.

Inventor： Toshiyuki Goshima ,  Win Maw Soe

IPC: C08G73/10 ,  C07C229/60 ,  C07C201/12 ,  C07C227/04 ,  C08G69/26 ,  C08G73/16

Abstract: [Problems to be solved] The present invention provides a novel diamine compound which allows for the synthesis of a polyimide compound having a high solubility in an organic solvent and a high melt moldability.
[Solution] The diamine compound according to the present invention is characterized by being represented by the following general formula (1): (wherein R1 to R8 are each independently selected from the group consisting of a hydrogen atom, a fluorine atom, a substituted or unsubstituted alkyl group, and a substituted or unsubstituted aromatic group; and at least one of R1 to R8 is a substituted or unsubstituted aromatic group).

公开(公告)号：US11124474B2

公开(公告)日：2021-09-21

申请号：US16868705

申请日：2020-05-07

Applicant: WINGO TECHNOLOGY CO., LTD.

Inventor： Toshiyuki Goshima ,  Win Maw Soe

IPC: C08G73/10 ,  C07C229/60 ,  C07C201/12 ,  C07C227/04 ,  C08G69/26 ,  C08G73/16

Abstract: [Problems to be Solved] The present invention provides a novel diamine compound which allows for the synthesis of a polyimide compound having a high solubility in an organic solvent and a high melt moldability.
[Solution] The diamine compound according to the present invention is characterized by being represented by the following general formula (1): (wherein R1 to R8 are each independently selected from the group consisting of a hydrogen atom, a fluorine atom, a substituted or unsubstituted alkyl group, and a substituted or unsubstituted aromatic group; and at least one of R1 to R8 is a substituted or unsubstituted aromatic group).

公开(公告)号：US20200262783A1

公开(公告)日：2020-08-20

申请号：US16868705

申请日：2020-05-07

Applicant: WINGO TECHNOLOGY CO., LTD.

Inventor： Toshiyuki Goshima ,  Maw Soe Win

IPC: C07C229/60 ,  C08G73/10 ,  C07C227/04 ,  C07C201/12 ,  C08G73/16 ,  C08G69/26

Abstract: [Problems to be Solved] The present invention provides a novel diamine compound which allows for the synthesis of a polyimide compound having a high solubility in an organic solvent and a high melt moldability.[Solution] The diamine compound according to the present invention is characterized by being represented by the following general formula (1): (wherein R1 to R8 are each independently selected from the group consisting of a hydrogen atom, a fluorine atom, a substituted or unsubstituted alkyl group, and a substituted or unsubstituted aromatic group; and at least one of R1 to R8 is a substituted or unsubstituted aromatic group).

公开(公告)号：US20190389795A1

公开(公告)日：2019-12-26

申请号：US16481090

申请日：2018-01-17

Applicant: WINGO TECHNOLOGY CO., LTD.

Inventor： Toshiyuki Goshima ,  Maw Soe Win

IPC: C07C229/60 ,  C07C227/04 ,  C07C201/12 ,  C08G73/10

Abstract: [Problems to be solved] The present invention provides a novel diamine compound which allows for the synthesis of a polyimide compound having a high solubility in an organic solvent and a high melt moldability.[Solution] The diamine compound according to the present invention is characterized by being represented by the following general formula (1): (wherein R1 to R8 are each independently selected from the group consisting of a hydrogen atom, a fluorine atom, a substituted or unsubstituted alkyl group, and a substituted or unsubstituted aromatic group; and at least one of R1 to R8 is a substituted or unsubstituted aromatic group).

公开(公告)号：US12269949B2

公开(公告)日：2025-04-08

申请号：US17427670

申请日：2019-02-01

Applicant: WINGO TECHNOLOGY CO., LTD.

Inventor： Toshiyuki Goshima ,  Win Maw Soe

IPC: C08L79/08 ,  C08G73/10

Abstract: Provided a polyimide compound having high heat resistance and transparency. The polyimide compound according to the present invention is characterized in that it is a reaction product of a diamine compound represented by the following general formula (1): and an alicyclic tetracarboxylic acid dianhydride represented by the following general formula (2).

公开(公告)号：US20200262782A1

公开(公告)日：2020-08-20

申请号：US16868657

申请日：2020-05-07

Applicant: WINGO TECHNOLOGY CO., LTD.

Inventor： Toshiyuki Goshima ,  Maw Soe Win

IPC: C07C229/60 ,  C08G73/10 ,  C07C227/04 ,  C07C201/12 ,  C08G73/16 ,  C08G69/26

Abstract: [Problems to be solved] The present invention provides a novel diamine compound which allows for the synthesis of a polyimide compound having a high solubility in an organic solvent and a high melt moldability.[Solution] The diamine compound according to the present invention is characterized by being represented by the following general formula (1): (wherein R1 to R8 are each independently selected from the group consisting of a hydrogen atom, a fluorine atom, a substituted or unsubstituted alkyl group, and a substituted or unsubstituted aromatic group; and at least one of R1 to R8 is a substituted or unsubstituted aromatic group).

公开(公告)号：US10683259B2

公开(公告)日：2020-06-16

申请号：US16481090

申请日：2018-01-17

Applicant: WINGO TECHNOLOGY CO., LTD.

Inventor： Toshiyuki Goshima ,  Maw Soe Win

IPC: C08G69/26 ,  C07C229/60 ,  C07C201/12 ,  C07C227/04 ,  C08G73/10 ,  C08G73/16

Abstract: [Problems to be solved] The present invention provides a novel diamine compound which allows for the synthesis of a polyimide compound having a high solubility in an organic solvent and a high melt moldability.[Solution] The diamine compound according to the present invention is characterized by being represented by the following general formula (1): (wherein R1 to R8 are each independently selected from the group consisting of a hydrogen atom, a fluorine atom, a substituted or unsubstituted alkyl group, and a substituted or unsubstituted aromatic group; and at least one of R1 to R8 is a substituted or unsubstituted aromatic group).