Chemistry of inorganic compounds – Oxygen or compound thereof – Metal containing
Reexamination Certificate
2005-06-30
2009-10-13
Bos, Steven (Department: 1793)
Chemistry of inorganic compounds
Oxygen or compound thereof
Metal containing
C423S275000
Reexamination Certificate
active
07601327
ABSTRACT:
This invention pertains to a mesoporous oxide of hafnium and processes of making a mesoporous oxide of hafnium.
REFERENCES:
patent: 3514252 (1970-05-01), Levy, Jr. et al.
patent: 3518053 (1970-06-01), Kolznak et al.
patent: 3676362 (1972-07-01), Yates
patent: 3898321 (1975-08-01), Marsh
patent: 4218430 (1980-08-01), Biggerstaff
patent: 4286378 (1981-09-01), Micheli
patent: 4605631 (1986-08-01), Rossi
patent: 4664894 (1987-05-01), Suzuki et al.
patent: 4849378 (1989-07-01), Hench et al.
patent: 4944936 (1990-07-01), Lawhorne
patent: 5004710 (1991-04-01), Anderson
patent: 5021392 (1991-06-01), Daly et al.
patent: 5156828 (1992-10-01), Degnan et al.
patent: 5324848 (1994-06-01), Haushalter et al.
patent: 5532057 (1996-07-01), Jones
patent: 5607994 (1997-03-01), Tooley et al.
patent: 5631310 (1997-05-01), Tooley et al.
patent: 5718878 (1998-02-01), Zhang
patent: 5840111 (1998-11-01), Wiederhoft et al.
patent: 5889090 (1999-03-01), Tooley et al.
patent: 5922120 (1999-07-01), Subramanian et al.
patent: 5959004 (1999-09-01), Tooley et al.
patent: 6168830 (2001-01-01), Nae-Lih et al.
patent: 6224884 (2001-05-01), Remy
patent: 6444189 (2002-09-01), Wang et al.
patent: 7132093 (2006-11-01), Kaliaguine et al.
patent: 7223377 (2007-05-01), Domen et al.
patent: 2003/0166765 (2003-09-01), Sugihara
patent: 2004/0022722 (2004-02-01), Martin
patent: 2006/0110314 (2006-05-01), Torardi
patent: 2006/0110316 (2006-05-01), Torardi
patent: 2006/0110317 (2006-05-01), Torardi
patent: 2006/0110318 (2006-05-01), Torardi
patent: 2006/0257312 (2006-11-01), Torardi
patent: 2006/0263291 (2006-11-01), Torardi
patent: 2008/0031806 (2008-02-01), Gavenonis
patent: 1097400 (1995-01-01), None
patent: 1341561 (2002-03-01), None
patent: 0275688 (1988-07-01), None
patent: 0397553 (1990-11-01), None
patent: 0421076 (1991-04-01), None
patent: O421077 (1991-04-01), None
patent: 0774443 (1996-11-01), None
patent: 0899236 (1999-03-01), None
patent: 1422198 (2004-05-01), None
patent: 1484364 (2004-12-01), None
patent: 1597102 (1970-07-01), None
patent: 01133939 (1989-05-01), None
patent: 07002523 (1991-09-01), None
patent: 04089318 (1992-03-01), None
patent: 05139703 (1993-06-01), None
patent: 200070727 (2000-03-01), None
patent: 2001031422 (2001-02-01), None
patent: 2001130912 (2001-05-01), None
patent: 2001246247 (2001-09-01), None
patent: 02086823 (2007-03-01), None
patent: 136392 (1973-02-01), None
patent: 2043302 (1995-09-01), None
patent: 247930 (1973-04-01), None
patent: 247930 (1973-12-01), None
patent: 1370079 (1988-01-01), None
patent: 1806224 (1991-07-01), None
patent: WO0117901 (2001-03-01), None
patent: WO01/81244 (2001-11-01), None
patent: WO02/12123 (2002-02-01), None
patent: WO03/082742AE (2003-10-01), None
Inque et al., Crystallisation of Titania in Liquid Media at High Temperatures British Ceramic Transactions, vol. 97 (5) 222-226, 1998.
Stephen Brunauer et al., Adsorption of Gases in Multimolecular Layers, J. Amer. Chem.Soc., vol. 60, 309, 1938.
E. P. Barrett et al., The Determination of Pore Volume and Area Distributions in Porous Substances. I Computations from Nitrogen Isotherms, J. Amer. Chem Soc. vol. 73, 373, 1951.
M.K. Nazeeruddin et al., Engineering of Efficient Panchromatic Sensitizers for Nanocrystalline TiO2—Based Solar Cells.
The International Search Report, US05/42817, Mar. 30, 2006.
M.C. Carbajo et al., Macroporous Silica and Titania Obtained Using Poly[Styrene-Co-(2-Hydroxyethyl Methacrylate)] As Template, J. Mater. Chem, 2002, 12, 2740-2746.
Chang-Wen Guo et al., Fabrication of High Surface Area Fibrous TiO2 with Well-Defined Mesostructures Via a Nonsurfactant Approach, the Chemical Society of Japan, 2002, 588-589.
Hiroshi Hirashima et al., Preparation of Meso-Porous TiO2 Gels and Their Characterization, Elsevier Scienc B.V., Journal of Non-Crystalline Solids 285 (2001) 96-100.
Miah Muhammed Yusuf et al, Preparation of Mesoporous TiO2 Thin Films by Surfactant Templating, Elsevier Science B.V., Journal of Non-Crystalline Solids, 285, (2001), 90-95.
Ki Chang Song et al., Control of Phase and Pore Structure of Titania Powders Using HC1 and NH4OH Catalysts, Journal of the American Ceramic Society (2001), 84(1), 92-98.
E. J. Kim et al., Microstructure and photoactivity of Titania Nanoparticles Prepared in Nonionic W/O Microemulsions, Materials Science and Engineering A 202 (2001) 24-29.
Ki Chang Song et al., The Effect of Alcohol Solvents on the Porosity and Phase Composition of Titania, Journal of Colloid and Interface Science (2002), 231 (2), 289-298.
Olaf Muth et al, On the Way to New Nanoporous Transition Metal Oxides, Studies in Surface Science and Catalysis (2000), 129, 357-366.
Jingzhe Zhao et al, The Preparation and Mechanism Studies of Porous Titania, Materials Chemistry and Physics 63 (2000) 9-12.
E. Sasaoka, et al, Novel Preparation Method of Macroporous Metal Oxides, Journal of Materials Science Letters (1999), 18 (7), 551-552.
Ulrike Ciesla et al., Ordered Mesoporous Materials, Microporous and Mesoporous Materials 27 (1999) 131-149.
David M. Antonelli, et al., Synthesis of Hexagonally Packed Mesoporous TiO2 by a modified Sol-Gel Method, Angew Chem Int. Ed Engl. 1995, 34, No. 18.
K.H. Ahmed et al, Consequences of Foreign Salt Additives on the Structure of Texture of Some Metal Oxides, Elsevier Science B.V., Colloids and Surfaces A: Physiocochemical and Engineering Aspects (1998), 136(3), 237-243.
H. Kominami et al, Synthesis of Thermally Stable Nanocrystalline Anatase by High-Temperature Hydrolysis of Titanium Alkoxide with Water Dissolved in Organic Solvent from Gas Phase, Journal of Materials Science Letters (1996), 15 (3), 197-200.
I.A. Montoya et al, On the Effects of the Sol-Gel Sysnthesis Parameters on Textural and Structural Characteristics of TiO2, Catalysis Letters (1992), 15 (1-2), 207-217.
Jehane Ragai et al., Origin of Porosity in Titania Gels. I. Microporous and Mesoporous Gels Prepared from Titanous Chloride and Ammonia, J. Chem. Tech. Biotechnol. 1980, 30, 1-6.
Cheng Wang et al., Synthesis of Nanocrystalline TiO2 in Alcohols, Powder Technology 125 (2002) 39-44.
Huiwen Liu et al., Crystallization of ZrO2(Y2O3 3% Mol) Nanoscale Powder Prepared by Precipitation, Chinese Science Bulletin, vol. 41, No. 12, (1996).
Huiwen Liu et al, Investigation of the Crystallization of ZrO2 (Y2O3 3 Mol%) Nanopowder, J. Mater. Res., vol. 11, No. 4 (1996).
Presentation on May 23, 2005 at the American Chemical Society Mid-Atlantic Regional Meeting, Rutgers University, NJ Charlie Torardi et al, “High Porosity TiO2 Via Inorganic-Salt Porogens”.
Wang, et al., Titania from Nanoclusters to Nanowires and Nanoforks European Physical Journal D: Stomic, Molecular and Optical Physics (2003), 24 (1-3) 355-360.
Ryoji Takahashi et al, “Structural Study of Mesoporous Titania and Titanium-Stearic Acid Complex Prepared from Titanium Alkoxide” Journal of the Chemical Society, Faraday Transactions, Royal Society of Chemistry Cambridge, GB, vol. 94, No. 20, Oct. 21, 1998, XP000787675.
Adamski et al., “Synthesis of Nanostructured Tetragonal ZrO2 of Enhanced Thermal Stability”, Nukleonika, National Center for Scientific, Tehnical and Economic Informa, PL, vol. 51, No. Suppl1, 2006 pp. S27-S33, XP008086405.
Cabrera S et al., “Enhanced Surface Area in Thermally Stable Pure Mesoporous TiO2” Solid State Sciences, Elsevier, Paris, FR, vol. 2, No. 5, 2000, pp. 513-518, XP001038378.
Kaneko E Y et al., “Characterization of the Porosity Developed in a New Titania-Alumina Catalyst Support Prepared by the Sol Gel Route” Journal of Applied Crystallography, Copenhagen, DK, vol. 36, 2002, pp. 469-472, XP008086390.
Kartini I et al, “A Two-Step Sol-Gel Method for Synthesis of Nanoporous TiO2” Journal of Nanoscience and Nanotechnology, American Scientific Publishers, US. vol. 4, No. 3, Mar. 2004, pp. 270-274, XP008086389.
European Search Report.
Bos Steven
E.I. du Pont de Nemours and Company
LandOfFree
Mesoporous oxide of hafnium does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Mesoporous oxide of hafnium, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Mesoporous oxide of hafnium will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4081680