Patents Examined by John M. Petruncio
  • Patent number: 6204235
    Abstract: An active chlorine composition is presented containing an active chlorine and an optical brightener, where the optical brightener is in the form of a microcapsule. The microcapsules are stable in the active chlorine composition and do not undergo decomposition or sedimentation.
    Type: Grant
    Filed: December 1, 1999
    Date of Patent: March 20, 2001
    Assignee: Henkel Kommanditgesellschaft Auf Aktien
    Inventors: Lidia Jimenez Carrillo, Mercedes Mendoza Cruz, Miguel Osset Hernandez
  • Patent number: 6200947
    Abstract: There are provided a metal-corrosion inhibitor and a cleaning liquid comprising said corrosion inhibitor, which are suitable for cleaning semiconductor devices, and less than that so far in use in the possibility of affecting human health and the ecological system through a water medium, the corrosion inhibitor comprising an aliphatic alcohol compound having at least one mercapto group in the molecule, wherein a number of carbon atoms constituting said alcohol compound is not less than 2, and a carbon atom bonded with a mercato group and another carbon atom bonded with a hydroxyl group are contiguously bonded with each other.
    Type: Grant
    Filed: January 18, 2000
    Date of Patent: March 13, 2001
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Masayuki Takashima, Kenichi Sawara
  • Patent number: 6197733
    Abstract: A photoresist ashing residue cleaning agent used after the ashing of the photoresist in the production of a semiconductor circuit pattern. The photoresist ashing residue cleaning agent comprises an aqueous solution containing: a) an ammonium fluoride compound; and b) an amphoteric surfactant of which the cationic group is an ammonium salt and of which the anionic group is a carboxylate.
    Type: Grant
    Filed: September 9, 1999
    Date of Patent: March 6, 2001
    Assignee: Tokuyama Corporation
    Inventors: Ichiro Mikami, Yoshifumi Yamashita, Toru Nonaka
  • Patent number: 6194373
    Abstract: A high-concentration liquid detergent composition, which does not have strong alkalinity, which has excellent compatibility even if the surfactant concentration is increased, and which is free of white turbidity, comprising (A) one or more surfactants selected from a nonionic surfactant and an anionic surfactant, (B) one or more builders selected from an amine salt and an alkali metal-amine mixed salt of aminopolycarboxylic acid chelating agent, and (C) one or more solubilizing agents selected from alcohols, with component (A) being present in a concentration of 20 wt % or more.
    Type: Grant
    Filed: July 6, 1999
    Date of Patent: February 27, 2001
    Assignee: Showa Denko K.K.
    Inventors: Makoto Saito, Tohru Yamamoto, Nobuyoshi Nambu, Masanori Furukawa
  • Patent number: 6194372
    Abstract: The present invention is a sprayable gel cleaning composition and method for producing the same that can be used to remove household and industrial spots and stains that are often present on walls, cabinets, stove tops, doors, and trim. In addition, this invention can be used to clean bug and tar stains present on automobiles, trucks, and other machinery. The sprayable gel cleaning composition is made of a solution and a gel-forming material capable of forming a gel when placed with the solution. The gel is capable of liquefying and also capable of reforming a gel when applied to a surface. The solution is composed of citrus water distillate, a solvent, a surfactant, and a terpene compound. The gel-forming material is composed of a montmorillonite or synthetic clay.
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: February 27, 2001
    Assignee: Beaumont Products, Inc.
    Inventors: Henry M. Picken, Jr., Euguene Schaffstall
  • Patent number: 6194369
    Abstract: The invention relates to an aqueous preparation for the pickling and activation of aluminum-steel composites prior to electroless dip tinning. Specifically, the invention provides pickling/activation solutions for the pretreatment of aluminum-steel composites prior to dip tinning which comprise sulfuric acid, hexafluorosilicic acid, at least one wetting agent, at least one transition metal cation and nitrate and/or nitrite ions.
    Type: Grant
    Filed: June 25, 1999
    Date of Patent: February 27, 2001
    Assignee: Th. Goldschmidt AG
    Inventors: Jan Eberhardt, Dieter Guhl, Frank Honselmann
  • Patent number: 6191085
    Abstract: A method is provided for treating a plurality of semiconductor substrates using the same aqueous SC-1 solution which solution removes and/or inhibits contamination of the semiconductor surfaces by metallic ions present in the solution or on the substrate surface comprising a basic solution containing hydrogen peroxide and an oxidation-resistant chelating additive such as CDTA in an amount effective to provide the desired treatment results. The SC-1 solution may be the conventional 5:1:1 (water:NH4OH:H2O2) solution or a dilute solution such as a 5:x:1 to 200:x:l solution wherein x is 0.025 to 2.
    Type: Grant
    Filed: May 10, 1999
    Date of Patent: February 20, 2001
    Assignee: International Business Machines Corporation
    Inventors: Emanuel I. Cooper, Scott A. Estes, Glenn W. Gale, Rangarajan Jagannathan, Harald F. Okorn-Schmidt, David L. Rath
  • Patent number: 6190804
    Abstract: A solid battery using a solid electrolyte obtained by dissolving a tetrafunctional high-molecular compound and an electrolyte salt in a solvent and crosslinking the solution by the irradiation of an actinic radiation and/or by heating, wherein the solid electrolyte is one obtained by using a tetrafunctional terminal acryloyl-modified alkylene oxide polymer having a high-molecular chain represented by following formula (I) as the above-described tetrafunctional high-molecular compound, compounding the solvent with the polymer at a ratio of from 220 to 1,900% by weight to the above-described tetrafunctional high-molecular compound, and crosslinking the compounded mixture: wherein R1 and R2 each represents a hydrogen atom or a lower alkyl group; R3 represents a hydrogen atom or a methyl group; m and n each represents 0 or an integer of at least 1; in one high-molecular chain, m+n≧35.
    Type: Grant
    Filed: December 1, 1998
    Date of Patent: February 20, 2001
    Assignee: Dai-Ichi Kogyo Seiyaku Co., Ltd.
    Inventors: Eriko Ishiko, Michiyuki Kono, Tsutomu Sada
  • Patent number: 6184191
    Abstract: A transparent cleansing bar having a logo or other design or message printed on a non-supporting sheet positioned at approximately the mid-point of the bar. The message is printed on one or both sides of a thin, clear, colorless sheet of synthetic polymer material. The bar is formed from transparent modified soap material. The message is viewable through the transparent bar. An improved method for forming the transparent cleansing bar with a printable film also is disclosed.
    Type: Grant
    Filed: September 22, 1998
    Date of Patent: February 6, 2001
    Inventor: Donna J. Wolfersberger
  • Patent number: 6184192
    Abstract: Disclosed herein is a toilet cleansing block containing a chlorine releasing agent. A preferred block is formulated with a cellulose ether to prolong life, a dye, and a stabilizer to suppress adverse interactions between the chlorine releasing agent and the cellulose ether, as well as between the chlorine releasing agent and the dye.
    Type: Grant
    Filed: April 24, 1997
    Date of Patent: February 6, 2001
    Assignee: S. C. Johnson & Son, Inc.
    Inventor: Michael E. Klinkhammer
  • Patent number: 6180580
    Abstract: Soaking compositions are disclosed which comprise oxygen bleach, a sorbitan ester in combination with an alkyl sulphonate surfactant. Said compositions are diluted in water to form soaking liquors. The invention is particularly effective in removing particulate soils like silt and clay from fabrics as well as enzymatic stains and bleachable stains.
    Type: Grant
    Filed: August 25, 1999
    Date of Patent: January 30, 2001
    Assignee: The Procter & Gamble Company
    Inventors: Gabriella Ardia, Stefano Scialla
  • Patent number: 6174847
    Abstract: This composition for stripping paints, lacquers or primers is characterized in that it consists of or comprises: (A) 5 to 90 parts by weight of water; (B) 2 to 47.5 parts by weight of benzyl alcohol; (C) 2 to 47.5 parts by weight of dimethyl sulphoxide or N-methylpyrrolidone, (A)+(B)+(C) representing 100 parts by weight.
    Type: Grant
    Filed: December 8, 1997
    Date of Patent: January 16, 2001
    Assignee: Elf Atochem, S.A.
    Inventor: Jean-Pierre Lallier
  • Patent number: 6165973
    Abstract: A fluorescent whitening agent comprising a mixture of compounds of the formulae Ia, Ib and Ic: ##STR1## in which the --SO.sub.3 R groups are in the meta and/or para position, and wherein R and M, independently of each other are H, Na, Li, K, Ca, Mg, ammonium, or ammonium that is mono-, di-, tri- or tetra-substituted by C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 -hydroxyalkyl or a mixture thereof, a process for its preparation and its use to brighten paper and especially textile materials.
    Type: Grant
    Filed: January 28, 2000
    Date of Patent: December 26, 2000
    Assignee: Ciba Specialty Chemicals Corporation
    Inventor: Richard Leon Baker
  • Patent number: 6159639
    Abstract: A WPU(PEG)-WPU(PTMG)-PEO triple-polymer based composite electrolyte is disclosed. The electrolyte includes a thin composite film and an anhydrous liquid electrolyte within the thin film. The thin film is composed of WPU(PTMG) serving as a support, PEO serving as an adsorbent of the liquid electrolytes, and WPU(PEG) serving as a compatibility promoter. On the other hand, the anhydrous liquid electrolyte is used for ionic conduction. The resulting thin film electrolyte has a good conductivity (up to 10.sup.-2 .about.10.sup.-3 S/cm at room temperature), especially within a compositional range of 0.about.75 wt. % WPU(PEG), 0.about.45 wt. % WPU(PTMG), and 20.about.95 wt. % PEO. A WPU(PEG)-WPU(PTMG)-PEO based composite electrolyte is adapted to be used in lithium ion batteries, lithium batteries, and electrochromic devices.
    Type: Grant
    Filed: May 21, 1998
    Date of Patent: December 12, 2000
    Inventors: Ten-Chin Wen, Tsung-Tien Cheng, Han-Cheng Kuo
  • Patent number: 6156231
    Abstract: An oxygen absorbing composition having an effective amount of at least one oxygen absorbent contained in an emulsion. An oxygen absorbing product is produced by dispersing an oxygen absorbent in an emulsion, dispersion, or suspension to form an oxygen absorbing composition and transferring the oxygen absorbing composition onto a substrate. A cover layer is disposed over the oxygen absorbing composition.
    Type: Grant
    Filed: January 16, 1998
    Date of Patent: December 5, 2000
    Assignee: Multisorb Technologies, Inc.
    Inventor: George E. McKedy
  • Patent number: 6149840
    Abstract: A polymer blend composition, capable of being made electrically conductive by application of heat having an electrically conductive upon doping polymer in undoped form; the undoped polymer is selected from the group consisting of substituted and unsubstituted polyparaphenylenevinylenes, polyanilines, polyazines, polythiophenes, poly-p-phenylene sulfides, polyfuranes, polyselenophenes, polyacetylenes filtered from soluble precursors and combinations and blends thereof, compounded and blended at a molecular scale with a dielectric polymer; wherein the dielectric polymer is selected from the group consisting of interpolymers of acrylonitrile-butadiene-styrene, acetal acrylic liquid crystal polymers, polybutylene terephthalate, polycarbonate, polyester, polyetherimide, polyethersulfone, polyethylene, polyethylene terephthalate, polyphenylene oxide, polyphenylene sulfide, polypropylene, polystyrene, polyurethane, polyvinychloride, styrene-acrylonitrile copolymer, fluoropolymers, nylon polyesters, and thermoplastic
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: November 21, 2000
    Assignee: International Business Machines Corporation
    Inventors: Ali Afzali Ardakani, Marie Angelopoulos, Vincent Albert Bourgault, Liam David Comerford, Michael Wayne Mirre, Steven Earle Molis, Ravi Saraf, Jane Margaret Shaw, Peter Joseph Spellane, Niranjan Mohanlal Patel
  • Patent number: 6150311
    Abstract: The invention relates to conditioning and detergent compositions comprising, in a cosmetically acceptable medium, (A) a washing base and (B) at least one silicone comprising at least one glycerol group. The compositions can be applied for the cleansing and care of the hair or skin.
    Type: Grant
    Filed: June 15, 1999
    Date of Patent: November 21, 2000
    Assignee: L'Oreal
    Inventors: Sandrine Decoster, Bernard Beauquey
  • Patent number: 6140298
    Abstract: A bleach composition and a method for bleaching stains is provided, the composition including a C.sub.7 -C.sub.20 aromatic aldehyde and a transition metal salt. Air is employed as source of oxygen which combines with the aldehyde to form the bleach active species. Peroxides, inorganic persalts and bleach precursors are unnecessary elements for the bleach systems of this invention.
    Type: Grant
    Filed: December 16, 1998
    Date of Patent: October 31, 2000
    Assignee: Lever Brothers Company, division of Conopco, Inc.
    Inventors: Uday Shanker Racherla, Robert Charles Vermeer
  • Patent number: 6140286
    Abstract: The defluxing agent for flux residue after soldering contains an acid (preferably an organic acid, and particularly an acid stronger than abietic acid; for example, acrylic acid, acetic acid, propionic acid, benzoic acid) and an organic solvent (for example, xylene, benzyl acetate, methyl .alpha.-hydroxyisobutyrate, cyclohexanone, methyl .beta.-methoxyisobutyrate), and if necessary it further contains a monohydric alcohol, a surfactant and a corrosion inhibitor. Rinsing is preferably performed after the cleaning, using a solvent which is miscible with the defluxing agent, in order to completely remove the acid. There is also disclosed a cleaning apparatus which may be generally used for this and other cleaning.
    Type: Grant
    Filed: May 30, 1997
    Date of Patent: October 31, 2000
    Assignee: Fujitsu Limited
    Inventors: Keiji Watanabe, Masayuki Ochiai, Yasuo Yamagishi, Ei Yano, Nobuo Igusa, Isamu Takachi
  • Patent number: 6140299
    Abstract: A cleaning agent characterized in that it is essentially free from tensides and that it is mainly composed of one or more alkali percarbonates or alkali earth metal percarbonates. The agent is preferably made up in the form of a tablet for an aqueous solution, and is principally composed of percarbonate in the form of sodium percarbonate.
    Type: Grant
    Filed: September 21, 1999
    Date of Patent: October 31, 2000
    Inventor: Jan-Olof Eriksson