公开(公告)号：US20240299972A1

公开(公告)日：2024-09-12

申请号：US18664573

申请日：2024-05-15

Applicant: LG Energy Solution, Ltd.

Inventor： Ki Tae Kim ,  Taek Soo Lee ,  Do Hyun Lee ,  Cheolwoo Kim ,  Sang Hoon Choy

IPC: B05C5/02 ,  B05C11/00 ,  H01M4/04

CPC classification number: B05C5/0254 ,  B05C11/00 ,  H01M4/0404 ,  H01M4/0409

Abstract: The present disclosure relates to a slot die coating apparatus for coating an electrode collector with an electrode active material slurry. The slot die coating apparatus includes a coating roller; a slot die comprising a slurry receiving part and a discharge opening configured to discharge the electrode active material slurry in an opposite direction on which gravity acts; an air vent installed in the slot die so that it is directly connected to a point at which the slurry receiving part and the discharge opening connect.

公开(公告)号：US20220134378A1

公开(公告)日：2022-05-05

申请号：US17431561

申请日：2020-05-12

Applicant: LG Energy Solution, Ltd.

Inventor： Ki Tae Kim ,  Do Hyun Lee ,  Taek Soo Lee ,  Cheolwoo Kim ,  Sang Hoon Choy

IPC: B05C5/02 ,  H01M4/04

Abstract: The present disclosure relates to a slot die coating apparatus for coating an electrode active material slurry onto an electrode collector, the slot die coating apparatus including a coating roller, a die comprising a lower discharge opening, through which a first electrode active material slurry is discharged, and an upper die located on the upper side of the lower die and having an upper discharge opening, through which a second electrode active material slurry is discharged, and an upper air vent may be installed in the upper die and a lower air vent may be installed in the lower die.

公开(公告)号：US20220080451A1

公开(公告)日：2022-03-17

申请号：US17419832

申请日：2020-08-27

Applicant: LG Energy Solution, Ltd.

Inventor： Ki Tae Kim ,  Taek Soo Lee ,  Do Hyun Lee ,  Cheolwoo Kim ,  Sang Hoon Choy

IPC: B05C5/02 ,  H01M4/04 ,  B05C11/00

Abstract: The present disclosure relates to a slot die coating apparatus for coating an electrode active material slurry onto an electrode collector, the slot die coating apparatus including: a coating roller; at least two or more dies; a discharge opening through which the electrode active material slurry is discharged in an opposite direction on which gravity acts; and an air vent installed in the die.

公开(公告)号：US11819876B2

公开(公告)日：2023-11-21

申请号：US17431561

申请日：2020-05-12

Applicant: LG Energy Solution, Ltd.

Inventor： Ki Tae Kim ,  Do Hyun Lee ,  Taek Soo Lee ,  Cheolwoo Kim ,  Sang Hoon Choy

IPC: B05C5/02 ,  H01M4/04 ,  B05C1/08 ,  B05C9/06

CPC classification number: B05C5/0254 ,  B05C1/0813 ,  B05C5/0241 ,  B05C5/0245 ,  H01M4/0404 ,  H01M4/0409 ,  B05C9/06

Abstract: The present disclosure relates to a slot die coating apparatus for coating an electrode active material slurry onto an electrode collector, the slot die coating apparatus including a coating roller, a die comprising a lower discharge opening, through which a first electrode active material slurry is discharged, and an upper die located on the upper side of the lower die and having an upper discharge opening, through which a second electrode active material slurry is discharged, and an upper air vent may be installed in the upper die and a lower air vent may be installed in the lower die.

公开(公告)号：US12115554B2

公开(公告)日：2024-10-15

申请号：US17419832

申请日：2020-08-27

Applicant: LG Energy Solution, Ltd.

Inventor： Ki Tae Kim ,  Taek Soo Lee ,  Do Hyun Lee ,  Cheolwoo Kim ,  Sang Hoon Choy

IPC: B05C5/02 ,  B05C11/00 ,  H01M4/04

CPC classification number: B05C5/0254 ,  B05C11/00 ,  H01M4/0404 ,  H01M4/0409

Abstract: The present disclosure relates to a slot die coating apparatus for coating an electrode active material slurry onto an electrode collector, the slot die coating apparatus including: a coating roller; at least two or more dies; a discharge opening through which the electrode active material slurry is discharged in an opposite direction on which gravity acts; and an air vent installed in the die.

公开(公告)号：US20240033772A1

公开(公告)日：2024-02-01

申请号：US18379836

申请日：2023-10-13

Applicant: LG Energy Solution, Ltd.

Inventor： Ki Tae Kim ,  Do Hyun Lee ,  Taek Soo Lee ,  Cheolwoo Kim ,  Sang Hoon Choy

IPC: B05C5/02 ,  H01M4/04 ,  B05C1/08

CPC classification number: B05C5/0254 ,  B05C5/0245 ,  H01M4/0404 ,  H01M4/0409 ,  B05C5/0241 ,  B05C1/0813 ,  B05C9/06

Abstract: The present disclosure relates to a slot die coating apparatus for coating an electrode active material slurry onto an electrode collector, the slot die coating apparatus including a coating roller, a die comprising a lower discharge opening, through which a first electrode active material slurry is discharged, and an upper die located on the upper side of the lower die and having an upper discharge opening, through which a second electrode active material slurry is discharged, and an upper air vent may be installed in the upper die and a lower air vent may be installed in the lower die.