Title:
OLEFIN GAS REFINING METHOD AND POLYOLEFIN MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2023141522
Kind Code:
A
Abstract:
To provide a refining method which can suppress blockage of a refining system becoming an obstruction factor of long-term continuous operation, in a continuous process for removing precipitation of an organic aluminum component by bringing olefin gas containing the organic aluminum component into contact with water.SOLUTION: In a method for refining olefin gas, olefin gas 30 containing an organic aluminum component is brought into contact with water inside a scrubber 1, in order to remove the organic aluminum component. In the method for refining olefin gas, a surface 20 of a gas outlet peripheral edge part of a gas nozzle 10 for supplying the olefin gas to the scrubber has a contact angle 80° or larger relative to water.SELECTED DRAWING: Figure 1
Inventors:
MITSUYA KENJI
SATO DAIKI
SATO DAIKI
Application Number:
JP2022047881A
Publication Date:
October 05, 2023
Filing Date:
March 24, 2022
Export Citation:
Assignee:
JAPAN POLYPROPYLENE CORP
International Classes:
B01D53/14; B01D53/18; C07C7/11; C07C11/04; C07C11/06; C08F10/00
Attorney, Agent or Firm:
Tatsuto Kishimoto
Akihiko Yamashita
Noriaki Yamamoto
Akihiko Yamashita
Noriaki Yamamoto