Title:
POLYIMIDE POWDER AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/055186
Kind Code:
A1
Abstract:
The present invention relates to a polyimide powder and a preparation method therefor. With respect to the polyimide powder and the preparation method therefor, according to the present invention, a preparation process is simplified such that process efficiency can be improved, a polyimide is prepared in the form of a powder so as to facilitate molding thereof, and the polyimide has a low precipitation temperature and a high intrinsic viscosity so as to facilitate processing thereof, and has a uniform particle size so as to have excellent processability.
Inventors:
YANG MIN SEOK (KR)
LEE HO SUNG (KR)
LEE IK SANG (KR)
LEE HO SUNG (KR)
LEE IK SANG (KR)
Application Number:
PCT/KR2022/014793
Publication Date:
April 06, 2023
Filing Date:
September 30, 2022
Export Citation:
Assignee:
PI ADVANCED MAT CO LTD (KR)
International Classes:
C08G73/10; C08J3/12; C08L79/08
Foreign References:
| KR20130088362A | 2013-08-08 | |||
| KR20180009989A | 2018-01-30 | |||
| KR20130069336A | 2013-06-26 | |||
| KR20160098832A | 2016-08-19 |
Other References:
DEVELOPMENT OF NEW POLYIMIDE POWDER FOR SELECTIVE LASER SINTERING: "VAGANOV, Gleb et al.", JOURNAL OF MATERIALS RESEARCH, vol. 34, no. 16, 16 August 2019 (2019-08-16), pages 2895 - 2902
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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