With Heat Treatment Of Coating Patents (Class 204/493)
  • Patent number: 12043764
    Abstract: The present disclosure is a cationic electrodeposition coating composition comprising an emulsion particle (A) containing a Michael addition reaction donor component and an emulsion particle (B) containing a Michael addition reaction acceptor component wherein a Michael addition reaction catalyst (C) is contained in the emulsion particle (A) or the emulsion particle (B) or is contained in the cationic electrodeposition coating composition by being microencapsulated.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: July 23, 2024
    Assignee: KANSAI PAINT CO., LTD.
    Inventors: Makoto Yasuhara, Mutsumi Ogasawara, Takahiro Hidaka
  • Patent number: 11493845
    Abstract: An anti-reflective coating composition is provided. The anti-reflective coating composition of the present invention can be useful in preventing a pull-back phenomenon in which an anti-reflective coating layer tears on a corner of a pattern of a substrate during a heat curing process and improving gap-filling performance of the pattern since a crosslinker is attached to a polymer in the composition and the content of the low-molecular-weight crosslinker in the composition is minimized to regulate a heat curing initiation temperature.
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: November 8, 2022
    Assignee: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
    Inventors: Jae Hwan Sim, So-Yeon Kim, Jung Kyu Jo, Hye-Won Lee, Jihoon Kang, Jae-Bong Lim, Jun-Han Yun
  • Patent number: 10131755
    Abstract: The present invention relates to a method for the formation of virtually defect-free monolayers of particles with long-range order. The technique involves assembling the monolayer of particles on the interface between a solidifiable liquid and a fluid, which can be air or another liquid, ordering the particles using an electric field and then solidifying the former, e.g., by applying UV light. The monolayer becomes embedded on the surface of the solidified film. The monolayers can be coated onto the surface of materials to optimize their mechanical, thermal, electrical and optical properties.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: November 20, 2018
    Assignee: New Jersey Institute of Technology
    Inventor: Pushpendra Singh
  • Patent number: 10124565
    Abstract: The present disclosure provides a graphene conductive film, a method for forming the same and a flexible touch device. The method for forming a graphene conductive film includes: growing a graphene layer on a metal catalytic substrate; coating a PAA solution onto the graphene layer, and curing the PAA solution so as to form a PI film; and removing the metal catalytic substrate so as to form the graphene conductive film with the PI film.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: November 13, 2018
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventor: Yunping Di
  • Patent number: 9758272
    Abstract: A resin-coated seamless aluminum can (10) having polyester resin coatings (5, 7) on the inner and outer surfaces thereof, the polyester resin coatings (5, 7) being formed on the inner and outer surfaces of an aluminum can body (1) via non-chromium inorganic surface-treating films (3, 3), the polyester resin coatings (3, 7) being formed of a lowly crystalline polyester to which have been introduced a copolymer unit stemming from a dibasic acid and a copolymer unit stemming from a polybasic acid having a valence of 3 or more.
    Type: Grant
    Filed: July 2, 2014
    Date of Patent: September 12, 2017
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Shozo Ichinose, Noriyoshi Obara
  • Patent number: 9751986
    Abstract: Disclosed is a low toxicity aprotic alkyl amide solvent system used for the manufacture and application of polyamideimide resins, and an efficient method for manufacturing the polyamideimide resins in a solvent system in a single reaction with distillation which allows recycling of intermediate streams. The solvent system can be used for either the manufacture or the dissolution of polyamideimide resins.
    Type: Grant
    Filed: December 17, 2012
    Date of Patent: September 5, 2017
    Assignee: FUJIFILM HUNT CHEMICALS US, INC.
    Inventors: John Sidenstick, David Noga, Kathryn Mullins, Mace Phillips
  • Patent number: 9441138
    Abstract: A prepolymer composition and a method for manufacturing them each of which is able to impart a low temperature thermosetting property surpassing the prepolymer of the phenolic resin to a prepolymer as a mixture of a blocked polyisocyanate compound and a polyisocyanate reactive compound, while suppressing generation of a toxic gas impacting on the environment and an unpleasant odor at the time of manufacturing or at the time of thermal curing, and each of which is capable of providing a thermosetting plastic as a thermally cured product thereof to the market at a cost comparable to the phenolic resin, while restraining divergence of the formaldehyde.
    Type: Grant
    Filed: March 16, 2015
    Date of Patent: September 13, 2016
    Assignee: Daiei Sangyo Kaisha, Ltd.
    Inventors: Yasushi Okamoto, Shizuka Suzuki
  • Patent number: 8574416
    Abstract: A method for producing an exhaust pipe includes electrocoating a surface of a metal base material with a paint to form a coat film. The paint includes inorganic glass particles and an electrocoating resin. The coat film is heated to a first temperature that is not lower than a burning-out temperature of the electrocoating resin. The coat film is heated, after heating the coat film to the first temperature, to a second temperature that is not lower than a softening point of the inorganic glass particles to produce the exhaust pipe which includes the metal base material and a surface coating layer formed on the surface of the metal base material.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: November 5, 2013
    Assignee: Ibiden Co., Ltd.
    Inventors: Kotaro Hayashi, Takumi Domae, Kenzo Saiki
  • Patent number: 8556088
    Abstract: The present invention is aimed to fabricate nanoporous anodic oxide ceramic membrane tubes with excellent pore characteristics by anodizing metal tubes located in a cylindrical symmetry with respect to a cathode which itself has a cylindrical symmetry. The membrane tubes may have protruded portions acting as supports and joints. The present invention also deals with stacks and bundles consisted of numbers of the anodic oxide ceramic tubes for filter and dialysis applications.
    Type: Grant
    Filed: September 20, 2012
    Date of Patent: October 15, 2013
    Assignee: Korea Electrotechnology Research Institute
    Inventor: Dae Yeong Jeong
  • Patent number: 8505744
    Abstract: The present invention is directed to methods of fabricating nanoporous anodic oxide ceramic membrane tubes with excellent pore characteristics by anodizing metal tubes located in a cylindrical symmetry with respect to a cathode which itself has a cylindrical symmetry. The membrane tubes may have protruded portions acting as supports and joints. The present invention also deals with stacks and bundles consisted of numbers of the anodic oxide ceramic tubes for filter and dialysis applications.
    Type: Grant
    Filed: September 7, 2011
    Date of Patent: August 13, 2013
    Assignee: Korea Electrotechnology Research Institute
    Inventor: Dae Yeong Jeong
  • Patent number: 8277626
    Abstract: The present invention is directed to a method for coating a substrate wherein the substrate is electrically conductive, the method comprising simultaneously applying a plurality of electrically conductive liquid materials to different portions of the substrate wherein at least one of the electrically conductive liquid materials comprises an ionic compound; and applying an electrical current to at least one of the liquid materials thereby depositing the ionic compound onto the substrate.
    Type: Grant
    Filed: June 11, 2010
    Date of Patent: October 2, 2012
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Gary Orosz, Donald W. Boyd, Benjamin Kabagambe, James W. McCamy, Douglas A. McPheron
  • Publication number: 20110160387
    Abstract: The present disclosure relates to a coating composition that can be applied to a conductive substrate via an anodic electrodeposition process, substrates coated with the coating composition and a process for applying the coating to a substrate. The electrodepositable coating composition is an aqueous dispersion comprising of an at least partially neutralized copolymer comprising ?-olefin and unsaturated carboxylic acid and a curing agent. After a layer of the coating composition has been applied to the substrate, it can be heated to cure the coating and form a crosslinked network that provides a durable chip and corrosion resistant finish.
    Type: Application
    Filed: October 3, 2008
    Publication date: June 30, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventor: Allisa Gam
  • Patent number: 7771577
    Abstract: Processes for forming a coating on electroconductive flat blanks having two major surfaces and sheared edges are provided. Also provided is a process for forming a multi-composite coating on a pre-sheared, electroconductive, flat blank having two major surfaces and sheared edges. Methods for forming and coating metal blanks are also provided. The present invention further provides a pre-sheared, flat electroconductive blank having two major surfaces and coated with a multi-layer composite coating composition on one major surface. The present invention also provides a method for coating a continuous metal strip, optionally, thereafter forming a coated blank therefrom, and, optionally, applying a second coating to the blank.
    Type: Grant
    Filed: September 11, 2007
    Date of Patent: August 10, 2010
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Donald D. Emmonds, Catharine A. Palmer, Linda K. Anderson, Robin M. Peffer, Donald W. Boyd, Paul R. Kerr
  • Patent number: 7497935
    Abstract: The invention provides a curable electrodepositable coating composition that has improved durability in the presence of metal ions. The coating composition includes one or more ungelled, active hydrogen-containing ionic salt group-containing resins which are electrodepositable on an electrode, one or more curing agents, and one or more metal deactivators.
    Type: Grant
    Filed: August 27, 2004
    Date of Patent: March 3, 2009
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Gregory J. McCollum, Geoffrey R. Webster, Jr., Michael L. White
  • Patent number: 6951602
    Abstract: The invention relates to the use of a water-soluble polyvinyl alcohol (co)polymer or a mixture of polyvinyl alcohol (co)polymers as additives in aqueous electrodeposition baths, to electrodeposition baths comprising a polyvinyl alcohol (co)polymer, and to a method of coating an electrically conductive substrate.
    Type: Grant
    Filed: June 29, 2000
    Date of Patent: October 4, 2005
    Assignee: BASF Coatings AG
    Inventors: Hardy Reuter, Dagmar Schemschat, Karl-Heinz Grosse-Brinkhaus, Ulrich Heimann, Walter Jouck
  • Publication number: 20040118687
    Abstract: The present invention provides an improved two-layer coating system. The present invention relates to a process for forming a cured gradient coating film, comprising the steps of: applying an aqueous electrodeposition coating composition comprising at least two resins and a curing agent, on an electrically conductive substrate, heating a electrodeposition coating film to form a layer separation, and then, curing the electrodeposition coating film to form a cured gradient coating film; wherein the resins include one resin component constituting a resin layer (a) in direct contact with air before applying top coating and other resin component constituting a resin layer (b) in direct contact with the electrically conductive substrate, and, wherein a solubility parameter (&dgr;a) of a resin component A and a solubility parameter (&dgr;b) of a resin component B have a specific relationship.
    Type: Application
    Filed: November 7, 2003
    Publication date: June 24, 2004
    Inventors: Hisaichi Muramoto, Koji Izumiya
  • Patent number: 6736950
    Abstract: Method of electro-dipcoating while reducing edge migration on stoving by 1) electro-deposition of a coating layer from an electrically depositable coating composition containing a heat-curable binder system having a content of olefinically unsaturated double bonds that are radically polymerisable under UV irradiation, on an electrically conductive substrate having edges, 2) UV irradiation of at least part of the electrically deposited coating layer, avoiding complete curing, 3) complete curing of the electrically deposited coating layer by stoving.
    Type: Grant
    Filed: March 28, 2002
    Date of Patent: May 18, 2004
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Klausjörg Klein, Walter Kühhiri, Siegfried Kuphal
  • Patent number: 6588095
    Abstract: A method, and structure formed thereof, for processing an exposed conductive connection between an thermal inkjet head device and a flexible tape circuit connectable to control signals for driving the inkjet device. According to the method of processing, the exposed conductive connection is electrophoretically plated with a polymer to protect it against corrosive damage by coupling the exposed conductive connection to a first voltage potential and immersing it into an electrophoretic polymer solution in contact with an electrode at a second voltage potential thereby establishing a current between the electrode and the exposed connection such that the exposed connection is coated with a thin film of polymer of uniform thickness.
    Type: Grant
    Filed: April 27, 2001
    Date of Patent: July 8, 2003
    Assignee: Hewlett-Packard Development Company, LP.
    Inventor: Alfred I-Tsung Pan
  • Patent number: 6589411
    Abstract: An electrodeposition coating process consisting of the successive process steps: 1) electrodeposition of a coating layer of an electrodeposition coating agent that contains a thermally curable binder system onto the surface of an electrically conductive substrate and 2) thermal curing of the electrodeposited coating layer by irradiation with near infrared radiation.
    Type: Grant
    Filed: May 10, 2001
    Date of Patent: July 8, 2003
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Matthias Kimpel, Martin Wulf, Oliver Reis, Gerhard Pech, Christoph Moelzer
  • Publication number: 20020166770
    Abstract: A process for the production of a multi-layer coating, wherein a primer layer which is electrically conductive in the at least partially cured state is applied by electrodeposition from an electrodeposition coating agent (I) to an electrically conductive three-dimensional object, at least partially cured exclusively by the action of near infra-red radiation substantially only on the surfaces of the object exposed to the radiation, and an additional coating layer is applied by electrodeposition from an electrodeposition coating agent (II) which is different from electrodeposition coating agent (I), and then this additional coating layer as well as completely uncured or incompletely cured area parts of the primer layer produced from electrodeposition coating agent (I) are cured.
    Type: Application
    Filed: May 10, 2001
    Publication date: November 14, 2002
    Inventors: Matthias Kimpel, Martin Wulf, Oliver Reis
  • Publication number: 20020027077
    Abstract: An electrodeposition coating composition that is excellent in bath stability and that can give a cured film enhanced in hardness and an electrodeposition coating process is provided.
    Type: Application
    Filed: August 16, 2001
    Publication date: March 7, 2002
    Inventors: Hiroyuki Sakamoto, Ichiro Kawakami, Koji Izumiya, Takao Saito, Masahiro Nishio
  • Publication number: 20020014412
    Abstract: The invention provides a cured multilayer coating having improved properties and a process for the production of said cured multilayer coating.
    Type: Application
    Filed: July 17, 2001
    Publication date: February 7, 2002
    Inventor: Timothy S. December
  • Patent number: 6312576
    Abstract: The present invention provides a multilayer film composition wherein at least two layers of the multilayer film composition are applied via electrophoretic deposition processes. In a preferred embodiment, the first layer of the multilayer film composition is a conductive film layer applied by a cationic electrodeposition process with a second layer applied directly to the conductive first layer via a cathodic electrodeposition process. Preferably, the second layer of the cathodic electrocoat coating composition comprises a carbamate functional cathodic resin.
    Type: Grant
    Filed: December 30, 1999
    Date of Patent: November 6, 2001
    Assignee: BASF Corporation
    Inventor: Timothy S. December
  • Patent number: 6248225
    Abstract: A process for applying two electrodeposited coatings, one on top of the other, to an electrically conductive substrate is provided. An electrically conductive first coating is applied to provide for corrosion resistance and a second polyurethane-based coating is applied to the first coating to provide chip resistance. Also, aqueous dispersions of the polyurethane coating compositions are disclosed.
    Type: Grant
    Filed: May 11, 1999
    Date of Patent: June 19, 2001
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Thomas Palaika, Ellor J. Van Buskirk, Victor G. Corrigan, Venkatachalam Eswarakrishnan, Gregory J. McCollum, Robert R. Zwack, Philippe Faucher, Craig A. Wilson, Chester J. Szymanski, James E. Poole, Keith S. Ritter, Richard F. Syput
  • Patent number: 6231738
    Abstract: The present invention provides a multilayer film composition wherein at least two layers of the multilayer film composition are applied via electrophoretic deposition processes. In a preferred embodiment, the first layer of the multilayer film composition is a conductive film layer applied by a cationic electrodeposition process with a second layer applied directly to the conductive first layer via an anodic electrodeposition process. Preferably, the second layer of the anodic electrocoat coating composition comprises a carbamate functional anodic resin.
    Type: Grant
    Filed: December 30, 1999
    Date of Patent: May 15, 2001
    Assignee: BASF Corporation
    Inventor: Timothy S. December
  • Patent number: 6228472
    Abstract: The invention provides a process for preparing an allophanate-containing compound in the presence of a metal catalyst and a tertiary amine. In a preferred process, the tertiary amine compound also has a hydroxyl group. The hydroxyl group can react with the isocyanate functionality. Also disclosed is a process in which an allophanate-containing compound is prepared with copper acetate monohydrate as a catalyst. The allophanate-containing compound is used as a curing agent in coating compositions, particularly electrocoat coating compositions. The coating compositions are used to coat articles.
    Type: Grant
    Filed: December 21, 1998
    Date of Patent: May 8, 2001
    Assignee: BASF Corporation
    Inventor: Charles L. Tazzia
  • Patent number: 6214188
    Abstract: The invention provides a polymer (a) having a polymer backbone having appended thereto at least one carbamate functional group, the polymer represented by randomly repeating units according to the formula: R1 represents H or CH3, R2 represents H, alkyl, or cycloalkyl, L represents a divalent linking group, A represents repeat units comprising at least one repeat unit having a pendant carboxylic acid group, x represents 10 to 90 weight %, and y represents 90 to 10 weight %. The invention further provides an anodic electrocoat coating composition comprising an aqueous dispersion of a polymer (a) and (b) a compound having a plurality of functional groups that are reactive with said carbamate groups, wherein the repeat units A of polymer (a) having a pendant carboxylic acid group are base-salted.
    Type: Grant
    Filed: December 21, 1998
    Date of Patent: April 10, 2001
    Assignee: BASF Corporation
    Inventor: Timothy S. December
  • Patent number: 6190523
    Abstract: An electrocoat coating composition includes an anionic addition polymer latex and a water-insoluble crosslinking resin that is dispersed with an anionic dispersing resin.
    Type: Grant
    Filed: July 20, 1999
    Date of Patent: February 20, 2001
    Assignee: BASF Corporation
    Inventor: Charles L. Tazzia
  • Patent number: 6190525
    Abstract: Disclosed are improved electrodeposition bath compositions comprising a resinous phase dispersed in an aqueous medium, the resinous phase being comprised of an active hydrogen containing ionic electrodepositable resin and a curing agent, where the improvement comprises the addition to an electrodeposition bath of at least one source of yttrium in an amount of about 10 to 10,000 parts per million of total yttrium based on electrodeposition bath weight. The electrodeposition bath compositions are preferably cationic and provide for excellent corrosion resistance over a variety of metal substrates including untreated steel. Also disclosed is a method of electrocoating a conductive substrate using the improved electrodeposition bath compositions of the invention. Metallic substrates which are coated using the method of the invention are also disclosed.
    Type: Grant
    Filed: April 22, 1999
    Date of Patent: February 20, 2001
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Richard F. Karabin, Alan J. Kaylo
  • Patent number: 6132581
    Abstract: Disclosed are electrodepositable coating compositions containing a polymer prepared from the polymerization of an ethylenically unsaturated monomer having a heterocyclic ring containing at least one ring nitrogen atom bonded to a vinyl group or a mixture of monomers comprised of such a monomer, the compositions further including contaminants capable of forming defects in the electrodeposited coating surface. The polymer is present in an amount effective to abate formation of the surface defects caused by the contaminants. A method of electrocoating a conductive substrate using the electrodepositable coating compositions of the invention is also disclosed.
    Type: Grant
    Filed: April 22, 1999
    Date of Patent: October 17, 2000
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Alan J. Kaylo, Thor G. Lingenfelter
  • Patent number: 5928730
    Abstract: A process for forming a cured paint film from a paint containing, as a binder, a resin containing a carbonyl group, or a resin, or a resin mixture containing a carbonyl group and a carboxyl group or a paint containing, as a binder, a resin containing a resin or a resin mixture containing a group which forms a carboxyl group in the subsequent contact step with a hydrazine compound or polyhydrazide compound. The uncured paint film, which contains a carbonyl group, or a carbonyl group and a carboxyl group or a group that forms a carboxyl group, is subjected to a step of curing the paint film by allowing the uncured paint film to contact with a hydrazine compound or a polyhydrazide compound.
    Type: Grant
    Filed: November 25, 1997
    Date of Patent: July 27, 1999
    Assignee: Kansai Paint Co., Ltd.
    Inventor: Yasuharu Nakayama
  • Patent number: 5858190
    Abstract: A method for manufacturing ink jet printheads and the product printheads derived therefrom. The method involves the electro-deposition passivation of ink channels in ink jet printheads.
    Type: Grant
    Filed: September 25, 1997
    Date of Patent: January 12, 1999
    Assignee: MicroFab Technologies, Inc.
    Inventor: Donald J. Hayes
  • Patent number: 5741599
    Abstract: Aromatic diamines having a carboxylic acid group and various other diamines are reacted with aromatic tetracarboxylic dianhdyrides in organic polar solvents to provide polyimides. Polyimide compositions for electrodeposition which comprise the neutralized salts of the polyimides, water and poor solvents for the polyimides have good keeping quality and when electrodeposited on electrically conductive materials, can form polyimide coats that have high levels of appearance, smoothness and denseness while exhibiting good physical and chemical characteristics in such aspects as heat resistance, electrical insulation and chemical resistance.
    Type: Grant
    Filed: October 10, 1996
    Date of Patent: April 21, 1998
    Assignee: PI Materials Research Laboratory
    Inventors: Yoshihiro Oie, Hiroshi Itatani, Shinichi Furusaki, Yuji Yamazaki, Sadakazu Hokamura
  • Patent number: 5693206
    Abstract: An electrocoagulation printing apparatus comprises a positive cylindrical electrode having a central longitudinal axis extending horizontally and a passivated surface defining a positive electrode active surface, the positive electrode being formed of an electrolytically inert metal; a drive mechanism for rotating the positive electrode about the longitudinal axis thereof at a substantially constant speed; a coating device for coating the positive electrode active surface with an olefinic substance and a metal oxide to form on the surface micro-droplets of olefinic substance containing the metal oxide; and a printing head for forming on the olefin and metal oxide-coated positive electrode active surface a plurality of dots of colored, coagulated colloid by electrocoagulation of an electrolytically coagulable colloid in the presence of a coloring agent, the dots of colored, coagulated colloid being representative of a desired image.
    Type: Grant
    Filed: June 18, 1996
    Date of Patent: December 2, 1997
    Assignee: Elcorsy Technology Inc.
    Inventors: Adrien Castegnier, Normand Lepine, Gilles Gadbois, Christian Laplante
  • Patent number: 5605715
    Abstract: The invention provides a method for making an electrical circuit device as well as a resulting device itself. The method includes the steps of forming a base or substrate of conductive metal and then securing an electrically conductive masking element to the substrate. The resulting product is coated with a layer of fusible particles of a dielectric or resistive material that is repelled by the surface of the masking element. The coated product is then heated to fuse the particles and provide a hard dielectric or resistive layer over surface portions of the base. The masking element provides an exposed conductive path to the base metal or substrate. A section of conductive metal foil may be bonded to the masking element to provide a continuous conductive bus on the substrate.
    Type: Grant
    Filed: December 9, 1993
    Date of Patent: February 25, 1997
    Assignee: The Erie Ceramic Arts Company
    Inventors: Richard N. Giardina, Craig C. Sundberg, Joseph J. Herbert
  • Patent number: 5492614
    Abstract: A method of electrocoating an electroconductive substrate utilizes an aqueous electrocoating composition containing an electrodepositable water dispersible film forming polymer and a pigment grind composition. The pigment grind composition contains pigment, electrodepositable water dispersible acrylic polymer and a reactive diluent. The reactive diluent has a number average molecular weight of between about 200 and about 2500 and is selected from polyalkylene glycols, polyalkylene glycol ethers, glycol ether formals or mixtures of these. The pigment grind composition has a volatile organic content of less than two pounds per gallon. The method is particularly suitable for anodic electrodeposition.
    Type: Grant
    Filed: May 25, 1994
    Date of Patent: February 20, 1996
    Assignee: PPG Industries, Inc.
    Inventors: Steven R. Zawacky, Jeffrey G. Koren, Mark L. Follet, Patricia A. Aikens