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
2007-04-17
2007-04-17
Gilliam, Barbara L. (Department: 1752)
Radiation imagery chemistry: process, composition, or product th
Imaging affecting physical property of radiation sensitive...
Radiation sensitive composition or product or process of making
C430S306000, C430S320000, C430S322000, C430S434000, C430S494000
Reexamination Certificate
active
10418740
ABSTRACT:
New photoresists are provided that are suitable for short wavelength imaging, including sub-200 nm, particularly 193 nm. Resists of the invention comprise a polymer that is preferably substantially free of aromatic moieties and comprises photoacid-labile repeat units, a photoactive components such as one or more photoacid generator compounds and a solvent component that comprises methyl isoamyl ketone (5-methyl-2-hexanone).
REFERENCES:
patent: 2002/0031720 (2002-03-01), Nakamura et al.
Kavanagh Robert J.
Thackeray James W.
Corless Peter F.
Edwards Angell Palmer & & Dodge LLP
Frickey Darryl P.
Gilliam Barbara L.
Shipley Company L.L.C.
LandOfFree
Solvents and photoresist compositions for 193 nm imaging does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Solvents and photoresist compositions for 193 nm imaging, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Solvents and photoresist compositions for 193 nm imaging will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3725464