公开(公告)号：US11826927B2

公开(公告)日：2023-11-28

申请号：US17501806

申请日：2021-10-14

Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Soon Man Hong ,  Hang Kyu Cho ,  Seung Sang Hwang ,  Chong Min Koo ,  Seon Joon Kim ,  Albert Lee ,  Hwan Gyu Lee ,  Junpyo Hong

IPC: B29B7/48 ,  C08J11/10 ,  C08J11/14 ,  C08J11/24 ,  B29C48/78 ,  B29C48/505 ,  B29C48/405 ,  B29K23/00 ,  B01J19/02 ,  B01J3/00

CPC classification number: B29B7/48 ,  B29C48/405 ,  B29C48/505 ,  B29C48/78 ,  C08J11/10 ,  C08J11/14 ,  C08J11/24 ,  B01J3/008 ,  B01J19/02 ,  B29K2023/0691 ,  C08J2323/26

Abstract: Disclosed is a recycling apparatus for a cross-linked polyethylene resin using a twin screw extruder. The recycling apparatus for a cross-linked polyethylene resin using a twin screw extruder according to an embodiment of the present disclosure includes: a raw material supply unit configured to supply a raw material that is a cross-linked polyethylene resin; and a twin screw extruder configured to receive the raw material from the raw material supply unit, the twin screw extruder including a cylinder and a twin screw installed inside the cylinder to rotate in the same direction, the twin screw extruder being configured to de-crosslink and recycle the raw material under a de-crosslinking reaction temperature and reaction pressure atmosphere while continuously transporting the raw material along the twin screw by the rotation of the twin screw.