The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 28, 1996
Filed:
Jun. 22, 1994
Applicant:
Inventors:
Kil-Yeong Choi, Doryong-dong, KR;
Mi-Hie Yi, Daejeon, KR;
Jae-Heung Lee, Daejeon, KR;
Moon-Young Jin, Daejeon, KR;
Young-Taik Hong, Daejeon, KR;
Assignee:
Korea Research Institute of Chemical Technology, Daejeon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528322 ; 528170 ; 528172 ; 528173 ; 528188 ; 528220 ; 528229 ; 528332 ; 528340 ; 528341 ; 528350 ;
Abstract
Polyamideimide resins having the formula (I) ##STR1## in which repeating units are bound in a head to tail or head to head manner, R is at least two divalent groups selected from the group consisting of ##STR2## (cis-, trans- conformational mixture) wherein one divalent group is ##STR3## group in a PAI molecule, produced by introducing isophorone diamine into the conventional aromatic polyamideimide resins.