Dissolution rate modifiers for photoresist compositions

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Radiation sensitive composition or product or process of making

Reexamination Certificate

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C526S280000, C526S281000

Reexamination Certificate

active

07422836

ABSTRACT:
Oligomers of polycyclic olefin monomers, and optionally allylic or olefinic monomers, and a method of making such oligomers that includes reacting polycyclic olefin monomers in the presence of a Ni or Pd containing catalyst, or in the case of allylic monomers in the presence of a free radical initiator. The oligomers can be included in photoresist compositions as dissolution rate modifiers. The photoresist compositions can further include a polymeric binder resin, a photoacid generator, and solvents.

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Exhibit C, submitted in a Declaration Under 37 CFR by Larry Rhodes in an Amendment dated Dec. 8, 2006 in the present application.

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