专利检索 ap:("PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION") AND inv:"Jun Seok LEE" 第 1 页

1.

发明公开
Novel diamine compound, reactive monomer for polyimide precursor containing the same, and polyimide film prepared therefrom 审中-公开

公开(公告)号：US20240279156A1

公开(公告)日：2024-08-22

申请号：US18413582

申请日：2024-01-16

申请人： PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION

发明人： Chang Sik HA , Jun Seok LEE , Sung Soo PARK , Jadhav Amol MARUTI

IPC分类号： C07C217/84 , C07C201/12 , C07C213/02 , C08G73/10

CPC分类号： C07C217/84 , C07C201/12 , C07C213/02 , C08G73/105

摘要： Disclosed are a novel diamine compound, a reactive monomer for a polyimide precursor containing the same, and a polyimide film manufactured therefrom. The novel diamine compound is represented by a following Chemical Formula 1:

where in the Chemical Formula 1, Ph represents a substituted or unsubstituted phenyl group.

2.

发明公开
Novel diamine compound having low hygroscopicity and low dielectric constant, its polymer, and polyimide film using the polymer 审中-公开

公开(公告)号：US20240199532A1

公开(公告)日：2024-06-20

申请号：US18477758

申请日：2023-09-29

申请人： PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION

发明人： Chang Sik HA , Jun Seok LEE , Sung Soo PARK , Amol Maruti JADHAV , Yong Zhu YAN

IPC分类号： C07C229/60 , C08G73/10 , C08J5/18

CPC分类号： C07C229/60 , C08G73/1039 , C08G73/1067 , C08J5/18 , C08J2479/08

摘要： Disclosed are a novel diamine compound, a polyimide precursor produced using the same, polyimide produced from the polyimide precursor, and a polyimide film manufactured using the polyimide. The novel diamine compound is represented by a following Chemical Formula 1:

where in the Chemical Formula 1, each of R1 and R2 independently represents hydrogen, an alkyl group having 1 to 5 carbon atoms, or a trifluoromethyl group.