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:
Jul. 04, 2006
Filed:
Jun. 03, 2003
Havva Acar, Clifton Park, NY (US);
Daniel Joseph Brunelle, Burnt Hills, NY (US);
Havva Acar, Clifton Park, NY (US);
Daniel Joseph Brunelle, Burnt Hills, NY (US);
General Electric Company, Niskayuna, NY (US);
Abstract
Disclosed herein are polyetherimide compositions comprising structural units of the formula: derived from at least one benzimidazole diamine, wherein Rand Rare independently selected from hydrogen and C–Calkyl groups; 'A' comprises structural units of the formulae: or mixtures of the foregoing structural units; wherein 'D' is a divalent aromatic group, Rand R–Rare independently selected from hydrogen, halogen, and C–Calkyl groups; “q” is an integer having a value of 1 up to the number of positions available on the aromatic ring for substitution; and “W” is a linking group; and “B” comprises substituted and unsubstituted arylene groups having from about 6 to about 25 carbon atoms. Methods for producing the polyetherimide compositions are also disclosed herein.