Waterborne photoresists having polysiloxanes

G - Physics – 03 – F

Patent

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Details

G03F 7/075 (2006.01) G03F 7/027 (2006.01) G03F 7/033 (2006.01) H05K 3/00 (2006.01)

Patent

CA 2133149

A waterborne photoimageable composition or photoresist comprises a latex binder polymer having sufficient carboxylic acid functionality to render it developable in alkaline aqueous solution, a photopolymerizeable monomer fraction, a photoinitiator chemical system and a poly(siloxane(s)).

Divulgation d'une composition photographique ou d'une résine photosensible à base d'eau comprenant un liant polymère en latex renfermant suffisamment de groupements carboxyliques pour la rendre développable dans une solution aqueuse alcaline, une partie de monomères photopolymérisables, un système chimique de photoamorçage et un ou des polysiloxanes.

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