Abstract: New photosensitive PBO precursor polymers which contain diazoquinone moieties attached to its backbone and in which all amino end groups are converted into amide groups. The photosensitive formulation based on the disclosed PBO precursor polymers have good imaging and mechanical properties as well as superior shelf life stability.
Type:
Application
Filed:
March 9, 2004
Publication date:
December 9, 2004
Applicant:
ARCR SPECIALTY CHEMICALS, INC.
Inventors:
Ahmad A. Naiini, Ilya Rushkin, Richard Hopla, Donald Racicot