Appeal No. 2002-0728
Application No. 09/404,570
benzyloxy-4,5-dimethoxy benzaldehyde, 5-bromo-2-hydroxy-3-methoxy
benzaldehyde, 4-hydroxy-3,5-dimethoxy benzaldehyde, 2,3,5-
trichlorobenzaldehyde, 2,3,6-trichlorobenzaldehyde, 2,4,5-
trimethoxy benzaldehyde, 2,4,6-trimethoxy benzaldehyde, 3,5-
dichloro-2-hydroxy-benzaldehyde, 3,5-dibromo-2-hydroxy-
benzaldehyde, 3,5-diiodo-2-hydroxy-benzaldehyde, 3,4-dihydroxy-5-
methoxy benzaldehyde, 3,5-dimethyl-4-hydroxy benzaldehyde, 2,6-
dimethoxybenzaldehyde, 2-nitro cinnamaldehyde, 4-(diethylamino)
cinnamaldehyde, 4-acetoxy-3-methoxy cinnamaldehyde, 4-hydroxy-3-
methoxy cinnamaldehyde, 2-hydroxy-1-naphthaldehyde, 2-methoxy-1-
naphthaldehyde, 9-anthraldehyde, 5-bromo-2-furaldehyde, 5-nitro-2-
thiophene carboxaldehyde, 9-ethyl-3-carbazole carboxaldehyde,
4-stillbene carboxaldehyde, 2-hydroxy-5-methyl-1,3-benzene
dicarboxaldehyde, terephthal dicarboxaldehyde, 2-
(diphenylphosphino) benzaldehyde, 1-(phenylsulfonyl)-2-
pyrrolecarboxaldehyde, 1-pyrene carboxaldehyde,
phenanthrene carboxaldehyde, 2-fluorenecarboxaldehyde, or mixtures
thereof.
14. An ink composition according to claim 1 containing a
conductivity enhancing agent which is a complex of a dianiline and
a phosphorus-containing acid.
23. An ink composition according to claim 1 wherein the aldehyde
copolymer ink vehicle is poly ((phenyl glycidyl ether)-co-
formaldehyde), poly ((o-cresyl glycidyl ether)-co-formaldehyde), or
mixtures thereof.
REFERENCES
The examiner relies on the following prior art references:
Watt 4,105,806 Aug. 8, 1978
Schwarz et al. (Schwarz) 5,122,187 Jun. 16, 1992
Takazawa et al. (Takazawa) 5,279,655 Jan. 18, 1994
Tobias et al. (Tobias) 5,286,288 Feb. 15, 1994
Shacklette 5,378,403 Jan. 3, 1995
Malhotra et al. (Malhotra) 5,931,995 Aug. 3, 1999
Siddiqui 5,939,468 Aug. 17, 1999
Nishizaki et al. (Nishizaki) 6,022,910 Feb. 8, 2000
Han WO 93/22775 Nov. 11, 1993
(Published International Patent Application)
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