Title:
METHOD FOR PREPARING PLA-BASED COMPOSITE PLASTIC, COMPOSITE PLASTIC PREPARED THEREBY, AND FILM COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2024/063176
Kind Code:
A1
Abstract:
The present invention relates to a method for preparing a polylactic acid (PLA)-based composite plastic, a composite plastic prepared thereby, and a film comprising same. The present invention uses nanocellulose or chitin as a reinforcing material in order to alleviate the inherent brittleness of a PLA material, stably and uniformly disperses cellulose or chitin, which is modified by chemical and physical methods, in a PLA matrix through a pickering emulsion and twin-screw extrusion so as to form a composite, and can control the mechanical properties of PLA in accordance with the amount of reinforcing material.
Inventors:
JIN JUNG HO (KR)
KIM JOONG KWON (KR)
KIM JOONG KWON (KR)
Application Number:
PCT/KR2022/014197
Publication Date:
March 28, 2024
Filing Date:
September 22, 2022
Export Citation:
Assignee:
UNIV ULSAN FOUND IND COOP (KR)
International Classes:
C08L67/04; C08B15/04; C08B37/08; C08K7/02; C08K9/04; C08L1/12; C08L5/08
Foreign References:
| CN108504056A | 2018-09-07 | |||
| CN108329490A | 2018-07-27 | |||
| CN103341172A | 2013-10-09 | |||
| US20120283363A1 | 2012-11-08 | |||
| KR20060129015A | 2006-12-14 |
Attorney, Agent or Firm:
EO PATENT LAW FIRM (KR)
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