Photoimageable composition having improved flexibility, adhesion and stripping characteristics
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United States of America Patent
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Sep 14, 1999
Grant Date -
N/A
app pub date -
Dec 1, 1997
filing date -
Dec 1, 1997
priority date (Note) -
Expired
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Abstract
A negative-acting photoimageable composition useful as a photoresist comprises an acid-functional binder, a photopolymerizable component, a photoinitiator chemical system comprising 9-phenyl acridine or a homologue thereof, and a dibenzoate plasticizer.
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