Abstract: To provide a process for producing CeO2 fine particles having high crystallinity, being excellent in uniformity of composition and particle size and having a small particle size, and a polishing slurry containing such fine particles. A process for producing CeO2 fine particles, which comprises a step of obtaining a melt containing, as represented by mol % based on oxides, from 5 to 50% of CeO2, from 10 to 50% of RO (wherein R is at least one member selected from the group consisting of Mg, Ca, Sr and Ba) and from 30 to 75% of B2O3, a step of quenching the melt to obtain an amorphous material, a step of precipitating CeO2 crystals from the amorphous material, and a step of separating the CeO2 crystals from the obtained crystallized product, in this order. A polishing slurry containing from 0.1 to 20 mass % of such fine particles.
Abstract: Disclosed is a phase change ink composition comprising a phase change ink carrier and a colorant compound of the formula or mixtures thereof, wherein R1, R2, R3, M, A, E, G, J, m, n, and p are as defined herein.
Type:
Grant
Filed:
November 30, 2005
Date of Patent:
June 3, 2008
Assignee:
Xerox Corporation
Inventors:
Jeffrey H. Banning, Bo Wu, C Wayne Jaeger
Abstract: Disclosed is a compound comprising three or more moieties of the formula said moieties being bonded to a central atom, monomeric group of atoms, oligomer, or polymer. Also disclosed is a phase change ink composition comprising a phase change ink carrier and a colorant compound comprising three or more moieties of the formula said moieties being bonded to a central atom, monomeric group of atoms, oligomer, or polymer.
Abstract: Disclosed is a phase change ink comprising (a) a colorant and (b) a phase change ink carrier, said carrier comprising (i) a branched triamide and (ii) a polyethylene wax having an average peak molecular weight of from about 350 to about 730 and a polydispersity of from about 1.05 to about 3.0. Also disclosed is a process which comprises (1) incorporating into an ink jet printing apparatus a phase change ink comprising (a) a colorant and (b) a phase change ink carrier, said carrier comprising (i) a branched triamide and (ii) a polyethylene wax having an average peak molecular weight of from about 350 to about 730 and a polydispersity of from about 1.05 to about 3.0; (2) melting the ink; and (3) causing droplets of the melted ink to be ejected in an imagewise pattern onto a substrate.
Type:
Grant
Filed:
November 30, 2005
Date of Patent:
May 27, 2008
Assignee:
Xerox Corporation
Inventors:
Bo Wu, Trevor J. Snyder, Stephan V. Drappel, Jule W. Thomas, Jr., Donald R. Titterington, C Geoffrey Allen
Abstract: Disclosed are methods and compositions of synthesis mixtures for the synthesis of aluminophosphates and silicoaluminophosphate molecular sieves, which enable the control and adjustment of the crystal particle size of aluminophosphates and silicoaluminophosphate molecular sieves. The synthesis mixture compositions used have two or more organic templates present at a molar ratio of total template to aluminum of ?1.25; such a synthesis mixture is susceptible to control of product particle size through variation in the amount of seeds used in the synthesis.
Type:
Grant
Filed:
April 28, 2003
Date of Patent:
May 20, 2008
Assignee:
ExxonMobil Chemical Patents Inc.
Inventors:
Machteld M. Mertens, Marcel J. G. Janssen, Teng Xu
Abstract: The present invention relates to pigments whose particles have a length of from 2 ?m to 5 mm, a width of from 2 ?m to 2 mm and a thickness of from 50 nm to 1.5 ?m and a ratio of length to thickness of at least 2:1, the particles having a core of a metallically reflecting material having two substantially parallel faces, the distance between which is the shortest axis of the core, comprising (a), optionally, on one parallel face of the core, an SiOy layer wherein 0.95<y?2.0, (b), on the SiOy layer, an SiOx layer wherein 0.03<x?0.95, and (c), on the SiOx layer, an SiOz layer wherein 0.95<z?2.0, to a method for the production thereof, and to the use thereof in paints, textiles, ink-jet printing, cosmetics, coating compositions, plastics, printing inks and in glazes for ceramics and glass. The pigments without an SiOy layer produce brilliant colours. The pigments with an SiOy layer are opaque and exhibit brilliant colours with a metallic appearance.
Abstract: A catalyst suitable for the dehydrogenation and hydrogenation of hydrocarbons comprises at least one first metal and at least one second metal bound to a support material. The at least one first metal comprises at least one transition metal, suitably a platinum group metal. The support material is provided with an overlayer such that acidic sites on the support material are substantially blocked. In a preferred embodiment the catalyst is also substantially chloride free. Method of preparing catalyst are also disclosed.
Type:
Grant
Filed:
July 15, 2002
Date of Patent:
May 20, 2008
Assignee:
Johnson Matthey PLC
Inventors:
Martin John Hayes, Chandresh Malde, Michael Ian Petch, Stephen David Pollington, Brian Ronald Charles Theobald
Abstract: The present invention relates to an inkjet printing ink which has good color developing property and fastness and a broad color gamut in printing various textile materials such as polyesters, cottons, silks, nylons, etc., knitted materials, particularly mixed fibers so that the product value of printed fiber products including garments can be increased, a process for preparation thereof, and a printing method using said ink. Moreover, the present invention provides an ink for inkjet printing suitable for polyester ultrafine microfibers and nylon/polyester ultrafine microfibers.
Type:
Grant
Filed:
March 6, 2004
Date of Patent:
May 20, 2008
Assignee:
Inktec Co.Ltd
Inventors:
Kwang Choon Chung, Myoung Seon Gong, Hoo Shick Kim, Byung Hoon Im
Abstract: An ink for ink jet recording which is used for an ink jet printer in which at least a portion of a member being in contact with the ink is formed by any one of a borosilicate glass, a soda lime glass, a photosensitive glass, single crystal silicon, polysilicon, a silicon oxide film, a titanium nitride film, a zirconium film, a titanium oxide film, and a silicon nitride film, wherein a corrosion inhibitor is contained, and a phosphonium ion represented by the general formula (Formula 1) described below is contained: (wherein in Formula 1, Ra, Rb, Rc and Rd represent a linear, branched, or cyclic alkyl group having 1 to 4 carbon atoms, a hydroxyalkyl group, a halogenated alkyl group and a substituted or non substituted phenyl group, and X? represents a counter ion) is provided.
Abstract: A water-based ink that comprises a water-soluble anionic colorant, an aluminum ion and an acid ion, wherein the content of the acid ion is more than that of the aluminum ion, and the content of the water-soluble anionic colorant is 20 to 1,000 times as much as that of the acid ion by molar ratio.
Abstract: A water-based ink of the present invention comprises water, a plurality of different water-soluble organic solvents, and a water-insoluble coloring material, wherein the above water-soluble organic solvents consist of a good solvent to the above water-insoluble coloring material and a poor solvent to the above water-insoluble coloring material, and the total amount (% by mass) of the good solvents in the ink is represented by A and the total amount (% by mass) of the poor solvent in the ink is represented by B, the ratio of A to B ranges from 10:5 to 10:30 both inclusive, and when the respective Ka values of the above water-soluble organic solvents are determined by the Bristow method and compared with each other, a water-soluble organic solvent having the largest Ka value is the poor solvent. The pigment ink has a sufficiently large area factor even with a small amount of ink and provides an image of high OD.
Abstract: A carbon fine particle structure containing plural carbon fine particles having a graphite structure and a crosslinked part containing plural functional groups chemically bonded to each other, at least one ends of each of the functional groups being connected to different carbon fine particles, the plural carbon fine particles and the crosslinked part constituting a network structure, and a process for producing the same are provided. A carbon fine particle transcriptional body and a solution for producing the carbon fine particle structure, an carbon fine particle structure electronic device using the carbon fine particle structure and a process for producing the same, and an integrated circuit using the same are provided.
Abstract: An ink set, an inkjet recording apparatus including the ink set, and a method of forming an image using the ink set include a black ink composition comprising a first colorant, water, and a first alkyl ether and a color ink composition comprising a second colorant, water, and a second alkyl ether, wherein an amount of the first alkyl ether based on 100 parts by weight of the black ink composition is at most twice an amount of the second alkyl ether based on 100 parts by weight of the color ink composition. When using the ink set, an image of effective quality may be formed which has a reduced bleeding without decreasing an image density.
Abstract: Novel, rapidly drying, low volatile organic compound (VOC), minimal dot gain coatings, (including lithographic ink and varnish systems) are herein described. These systems dry sufficiently rapidly, that their usage eliminates ink drying speed as the rate limiting factor in most lithographic printing applications. In addition to providing enhanced drying rates as compared with their conventional counterparts, the rapid drying, low/no VOC lithographic coating systems of the instant invention can provide the user with significant improvement in dried film rub resistance.
Abstract: A fluorescent water base ink for ink-jet recording includes water, a first fluorescent dye, and a second fluorescent dye. The first fluorescent dye absorbs light in a first absorption wavelength region in an ultraviolet region to emit fluorescence, and the first fluorescent dye absorbs light in a second absorption wavelength region to emit no fluorescence. The second fluorescent dye absorbs light in an absorption wavelength region in the ultraviolet region, which is different from the first absorption wavelength region of the first fluorescent dye, to emit fluorescence. A wavelength region of the fluorescence of the second fluorescent dye is not overlapped with the first absorption wavelength region of the first fluorescent dye, but at least a part of the wavelength region of the fluorescence of the second fluorescent dye is overlapped with the second absorption wavelength region. The fluorescence intensity of the ink is increased.
Abstract: The present invention provides a powdered lithium transition metal oxide useful as a major component for cathode active material of rechargeable lithium batteries, comprising a lithium transition metal oxide particle, a doped interface layer formed near the surface of the particle, and a thermodynamically and mechanically stable outer layer, and a method of preparing the same.
Type:
Grant
Filed:
September 24, 2004
Date of Patent:
April 29, 2008
Assignee:
LG Chem, Ltd.
Inventors:
Jens M. Paulsen, Munju Kim, Joon Sung Bae, Jaeup Jang, Hong-Kyu Park
Abstract: The disclosure is generally related to writing instruments capable of making markings containing large diameter glitter pigment particles, and glitter ink compositions for the same. In one embodiment, the disclosure provides a capillary-action marker comprising a glitter ink composition comprising glitter pigment particles having a particle size greater than about 12.1 microns in at least one dimension and at least one solvent, a low density ink reservoir for storing the glitter ink composition, and a porous nib in fluid communication with the low density ink reservoir.
Abstract: The present invention relates to a boroaluminosilicate glass which exhibits excellent UV transmission. In particular, the present invention is directed at an alkali fluorine-doped boroaluminosilicate glass comprising, in mole percent on the oxide basis, of 30-80% SiO2, 1-20% Al2(O, F2)3, 5-35% B2O3, 5-20% R2O, where R is Li, Na, K, Rb or Cs, and an amount of up to 12% of F. The glass possesses an R/Al molar ratio of between 0.4 to 3 and an F/O molar ratio of no greater than 0.35. The alkali fluorine-doped boroaluminosilicate glass of the present invention exhibits a UV transmission at 300 nm, of greater than 80%/mm.
Type:
Grant
Filed:
May 12, 2006
Date of Patent:
April 15, 2008
Assignee:
Corning Incorporated
Inventors:
Lauren Kay Cornelius, Adam James Gillmar Ellison
Abstract: A water base pigment ink for ink-jet recording contains a pigment, a propylene glycol derivative which has a saturation vapor pressure of 2 to 10 hPa and an octanol-water distribution coefficient log P of 0 to 1.35, and dipropylene glycol-n-propyl ether. The propylene glycol derivative is contained in the ink by 0.25 to 1.5% by weight, and the dipropylene glycol-n-propyl ether is contained in the ink by 0.5 to 1% by weight. The ink is excellent in the paper surface drying performance. Further, it is possible to avoid the occurrence of the feathering and the blank stripes in letters.
Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier. More particularly, the polymerization catalyst comprises a bulky ligand metallocene-type catalyst system.
Type:
Grant
Filed:
July 10, 1998
Date of Patent:
April 8, 2008
Assignee:
Univation Technologies, LLC
Inventors:
Agapios Kyriacos Agapiou, Chi-I Kuo, David Michael Glowczwski, Steven Kent Ackerman