公开(公告)号：US20240270914A1

公开(公告)日：2024-08-15

申请号：US18568984

申请日：2022-10-12

Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Byeong-Soo BAE ,  Yung LEE

IPC: C08J5/24 ,  B29C70/12 ,  B29C70/54 ,  B29K83/00 ,  B29K277/00 ,  B29K309/08

CPC classification number: C08J5/244 ,  B29C70/12 ,  B29C70/545 ,  C08J5/246 ,  B29K2083/00 ,  B29K2277/10 ,  B29K2309/08 ,  B29K2995/0046 ,  B29K2995/0077 ,  C08J2383/04

Abstract: The present invention provides a fiber-reinforced composite film with omnidirectional stretchability on which an auxetic structure 100 is formed integrally with the film on a film, wherein the auxetic structure 100 comprises a plurality of space regions 130 in the form of single closed curves regularly arranged on the film; an island 120 formed surrounded by the space region 130; and a connection portion 110 formed at regular intervals by the space region 130 to connect adjacent islands 120; wherein the film, island 120 and connection portion 110 are plastic materials reinforced with fibers wherein the space region 130 is filled with the elastic auxiliary member 20 and a manufacturing method thereof.