Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Raj Sakamuri
Binod B. De
Sanjay Malik
William A. Reinerth
Ahmad A. Naiini
Ognian N. Dimov
Date of Patent
October 10, 2023
Patent Application Number
16032461
Date Filed
July 11, 2018
Patent Citations
Patent Primary Examiner
Patent abstract
This disclosure relates to a photosensitive composition that includes at least one fully imidized polyimide polymer having a weight average molecular weight in the range of about 20,000 Daltons to about 70,000 Daltons; at least one solubility switching compound; at least one photoinitiator; and at least one solvent. The composition is capable of forming a film or a dry film having a dissolution rate of greater than about 0.15 micron/second using cyclopentanone as a developer.
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