Method for making polyimide

Publication Date
2003-05-27Filing Date
2001-04-27Inventor
McGrath, James E.
Mecham, Sue J.
Metadata
Show full item recordAbstract
The invention is directed to method for making a polyimide by converting the dianhydride to the ester acid and reacting the ester acid with a diamine. The invention allows for the controlled addition of aliphatic diamines resulting in control of the polyimide properties such as the glass transition temperature, solubility, and melt processability.
Assignee
Virginia Tech Intellectual Properties, Inc.
Patent Number
6569984
Application Number
9843142
Primary/U.S. Class
528/170
Other/U.S. Class
528/125
528/126
528/128
528/172
528/173
528/183
528/188
528/220
528/229
528/272
528/350
528/353
CPC Class
C08G73/1042
C08G69/26
C08G69/28
C08G73/1007
H05K1/0346
Patent Type
utility
Collections
- Virginia Tech Patents [687]