Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Reexamination Certificate
2006-05-12
2011-11-22
Vajda, Peter (Department: 1721)
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
C430S108100, C430S108700, C430S137110
Reexamination Certificate
active
08062820
ABSTRACT:
The invention provides a toner composition comprising toner particles and composite metal oxide particles comprising a core consisting of a first metal oxide and a coating consisting of a second metal oxide. The core is substantially spherical and non-aggregated. The invention also provides a method for the preparation of a toner composition.
REFERENCES:
patent: 5332639 (1994-07-01), Nakamura et al.
patent: 5422214 (1995-06-01), Akiyama et al.
patent: 5424129 (1995-06-01), Lewis et al.
patent: 5989768 (1999-11-01), Little
patent: 6214507 (2001-04-01), Sokol et al.
patent: 6251555 (2001-06-01), Hayashi et al.
patent: 6479206 (2002-11-01), Suzuki et al.
patent: 6576389 (2003-06-01), Vanbesien et al.
patent: 6620508 (2003-09-01), Inoue et al.
patent: 6746808 (2004-06-01), Nakamura et al.
patent: 2002/0005145 (2002-01-01), Sherman
patent: 2003/0073024 (2003-04-01), Vanbesien et al.
patent: 2003/0129516 (2003-07-01), Nakamura et al.
patent: 2004/0229040 (2004-11-01), Kudo et al.
patent: 2005/0058924 (2005-03-01), Miyakawa
patent: 57 158656 (1982-09-01), None
patent: 2002-029730 (2002-01-01), None
Translation of JP 2002-029730 published Jan. 2002.
Barringer et al., “High-Purity, Monodisperse TiO2Powders by Hydrolysis of Titanium Tetraethoxide. 2. Aqueous Interfacial Electrochemistry and Dispersion Stability,”Langmuir. 1(4): 420-428 (1985).
Brunauer et al., “Adsorption of Gases in Multimolecular Layer,”The Journal of the American Chemical Society, 40: 309-319 (Feb. 1938).
Iller, “Polymerization of Silica,”The Chemistry of Silica, 173-311 (Wiley & Sons, New York, NY, 1979).
Kim et al., “Synthesis and Characterization of Titania-Coated Silica Fine Particles by Semi-Batch Process,”Colloids and Surfaces A: Physicochem. Eng. Aspects, 224: 119-126 (2003).
Ryu et al., “Deposition of Titania Nanoparticles on Spherical Silica,”Journal of Sol-Gel Science and Technology, 26: 489-493 (2003).
Tatsuda et al., “Penetration of Titanium Tetraisopropoxide into Mesoporous Silica Using Supercritical Carbon Dioxide,”Chemistry of Materials, 16(9): 1799-1805 (2004).
International Preliminary Report on Patentability dated Nov. 27, 2008, with respect to PCT/US2007/011374.
Floess Joachim K.
Fomitchev Dmitry
Tu Hairuo
Williams William R.
Cabot Corporation
Vajda Peter
LandOfFree
Toner composition and method of preparing same does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Toner composition and method of preparing same, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Toner composition and method of preparing same will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4276713