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公开(公告)号：US20240317938A1
公开(公告)日：2024-09-26
申请号：US18269655
申请日：2021-12-17
发明人： Minjae JEONG , Jinseo LEE , Dokyoung KIM , Kyungho KWON , Do Hyun SEO
CPC分类号： C08G69/36 , C08G69/04 , C08K13/02 , C08L77/02 , C08K3/32 , C08K5/005 , C08K5/13 , C08L2201/08 , C08L2205/025 , C08L2205/03
摘要： The present disclosure relates to a method of preparing a polyamide by copolymerization of multiple components, a polyamide prepared thereby, and a composition including the same. The copolymerized polyamide according to an embodiment of the present invention and a composition including the same may exhibit excellent mechanical properties, low temperature properties, and gas barrier properties.
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公开(公告)号：US20220372221A1
公开(公告)日：2022-11-24
申请号：US17781895
申请日：2020-11-27
发明人： Hye Yeon LEE , Jinseo LEE , Kyungho KWON , Seung Hoe DO , Dokyoung KIM
摘要： The present invention relates to a process for preparing a polyamide by anionic polymerization and to a polyamide prepared thereby. A polyamide having an ultra-high molecular weight can be easily prepared by the process for preparing a polyamide according to an embodiment of the present invention. In addition, the polyamide having an ultra-high molecular weight according to an embodiment of the present invention has excellent mechanical properties, particularly, impact resistance. Accordingly, the polyamide having an ultra-high molecular weight according to an embodiment of the present invention may be advantageously used as a material for parts selected from the group consisting of materials for automobiles, materials for electronic devices, materials for industrial pipes, materials for architectural and civil engineering, materials for 3D printers, textile materials, cloth materials, materials for machine tools, medical materials, aviation materials, solar materials, battery materials, materials for sports, materials for home appliances, materials for home use, and materials for cosmetics.
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