Title:
METHOD FOR PREPARING FEEDSTOCK FOR POWDER INJECTION MOLDING
Document Type and Number:
WIPO Patent Application WO/2022/139186
Kind Code:
A1
Abstract:
The present invention relates to a method for preparing feedstock for powder-injection molding, the method comprising: a first step for primary mixing of powder and bonding agent mixture by means of a single or twin extruder; and a second step for secondary mixing, in a shear roll mixer, of the mixture that has passed through primary mixing.
Inventors:
OH JONG HOE (KR)
MIN DOO SIK (KR)
MIN DOO SIK (KR)
Application Number:
PCT/KR2021/016912
Publication Date:
June 30, 2022
Filing Date:
November 17, 2021
Export Citation:
Assignee:
KOLON PLASTICS INC (KR)
International Classes:
B30B11/22; B22F3/20; B28B3/22; B30B11/24
Foreign References:
KR101918755B1 | 2018-11-14 | |||
US20090029128A1 | 2009-01-29 | |||
KR20070005992A | 2007-01-11 | |||
KR20170087253A | 2017-07-28 | |||
JP2003145294A | 2003-05-20 |
Attorney, Agent or Firm:
PANKOREA PATENT AND LAW FIRM (KR)
Download PDF: