Patents Assigned to Cardinal CG Company
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Publication number: 20070234963Abstract: A coater having a substrate cleaning device is disclosed. The substrate cleaning device comprises an ion gun (i.e., an ion source) that is positioned beneath a path of substrate travel (e.g., beneath a substrate support) extending through the coater and that is adapted for treating a bottom major surface of a substrate. Certain embodiments involve an upward coating apparatus that is further along the path of substrate travel than the substrate cleaning device. In some embodiments of this nature, the upward coating apparatus is configured for depositing a photocatalytic coating upwardly onto the bottom major surface of the substrate. Certain embodiments of the invention involve a downward coating apparatus, wherein the substrate cleaning device is further along the path of substrate travel than the downward coating apparatus. Some embodiments involve an upward coating apparatus that is further along the path of substrate travel than the substrate cleaning device.Type: ApplicationFiled: May 18, 2007Publication date: October 11, 2007Applicant: Cardinal CG CompanyInventor: Klaus Hartig
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Publication number: 20070231553Abstract: A substrate bearing a removable cover is provided. The removable cover includes two or more removable films, wherein at least one film is removable by a different removing process than another film. For example, in some cases one film is an organic film removable by heat treatment and another film is an inorganic film durable to heat treatment but is soluble to a mild acid or a mild base.Type: ApplicationFiled: March 19, 2007Publication date: October 4, 2007Applicant: CARDINAL CG COMPANYInventors: Klaus Hartig, Leah M. Miller
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Patent number: 7267880Abstract: A substrate having a surface carrying a removable transparent film that can be removed by the surface by a desired washing process, and removable presence indicator associated with the removable transparent film, the presence indicator being removable by the same desired washing process as the removable transparent film. A method of producing a substrate having a presence indicator in contact with a removable transparent film a method of washing a substrate having a presence indicator in contact with a removable transparent film are also disclosed.Type: GrantFiled: June 14, 2004Date of Patent: September 11, 2007Assignee: Cardinal CG CompanyInventors: Leah Miller, Annette Krisko, Klaus Hartig, Roger O'Shaughnessy, Gary Pfaff
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Patent number: 7264741Abstract: A coater having a substrate cleaning device is disclosed. Also disclosed are methods of processing substrates in a coater equipped with a substrate cleaning device. The substrate cleaning device comprises an ion gun (i.e., an ion source) that is positioned beneath a path of substrate travel (e.g., beneath a substrate support) extending through the coater and that is adapted for treating a bottom major surface of a substrate. Certain embodiments involve an upward coating apparatus that is further along the path of substrate travel than the substrate cleaning device. In some embodiments of this nature, the upward coating apparatus is configured for depositing a photocatalytic coating upwardly onto the bottom major surface of the substrate. Certain embodiments of the invention involve a downward coating apparatus, wherein the substrate cleaning device is further along the path of substrate travel than the downward coating apparatus.Type: GrantFiled: December 31, 2003Date of Patent: September 4, 2007Assignee: Cardinal CG CompanyInventor: Klaus Hartig
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Patent number: 7241506Abstract: A corrosion-resistant low-emissivity coating is provided. The low-emissivity coating comprises, in sequence outwardly, a corrosion-resistant inner infrared-reflective layer, a transparent dielectric middle coat, and an outer infrared-reflective layer. The outer infrared-reflective layer consists essentially of silver and the corrosion-resistant inner infrared-reflective layer has a different composition than the outer infrared-reflective layer. Also provided are methods for depositing coatings of this nature, as well as substrates bearing these coatings.Type: GrantFiled: June 7, 2004Date of Patent: July 10, 2007Assignee: Cardinal CG CompanyInventor: Klaus Hartig
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Publication number: 20070138000Abstract: The invention provides a substrate bearing a low-emissivity coating. The low-emissivity coating comprises at least one graded film region. In certain embodiments, at least one graded film region is provided between the two infrared-reflective layers of a double-type low-emissivity coating. The graded film region has a substantially continuously decreasing concentration of a first dielectric material and a substantially continuously increasing concentration of a second dielectric material. Also provided are methods of depositing such low-emissivity coatings and substrates bearing these coatings.Type: ApplicationFiled: February 7, 2007Publication date: June 21, 2007Applicant: Cardinal CG CompanyInventor: Klaus Hartig
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Publication number: 20070131536Abstract: The invention is a method for obtaining a reactive sputtering process with a reduced or eliminated hysteresis behavior. This is achieved by employing a target made from a mixture of metal and compound materials. In the method according to the present invention, the fraction of compound material is large enough to eliminate or significantly reduce the hysteresis behavior of the reactive sputtering process and enable a stable deposition of compound films at a rate significantly higher than what is possible from a target completely made from compound material.Type: ApplicationFiled: October 31, 2006Publication date: June 14, 2007Applicant: Cardinal CG CompanyInventors: Klaus Hartig, Soren Berg, Tomas Nyberg
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Publication number: 20070125304Abstract: A nonstick transport roller is provided, the roller having an outer surface defined by a thickness of nonstick material. A rope can optionally be wound around the outer surface of the roller to define an elevated support for engaging a major substrate surface. A vacuum deposition chamber for applying thin films onto substrates is also provided, the chamber having a cavity in which a controlled vacuous environment can be established, the chamber including a series of transport rollers, at least one of the transport rollers comprising a cylindrical tube having an outer surface defined by a thickness of nonstick material, optionally with a rope wound around the tube to define an elevated support for engaging a bottom major surface of a substrate.Type: ApplicationFiled: October 26, 2006Publication date: June 7, 2007Applicant: Cardinal CG CompanyInventor: Klaus Hartig
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Publication number: 20070109543Abstract: A method of and apparatus for identifying the presence of thin photocatalytic (PCAT) coatings on glass surfaces. An apparatus is disclosed that can determine whether a PCAT coating (which may comprise titanium dioxide, for example) having a thickness of less than about 100 ? is present on the surface of a substrate such as glass. The apparatus may measure the reflectance of electromagnetic energy (such as light energy) at the surface of a substrate using energy at selected wavelengths or wavelength ranges. The apparatus may determine reflectance values for PCAT coated surfaces of any thickness, as well as for uncoated surfaces.Type: ApplicationFiled: November 7, 2006Publication date: May 17, 2007Applicant: CARDINAL CG COMPANYInventors: Wayne Hoffman, Wayne Knoble
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Publication number: 20070102291Abstract: The invention provides methods and equipment for depositing films. In certain embodiments, there is provided a deposition chamber having a substrate-coating region and an electrode-cleaning region. In these embodiments, an electrode is positioned in the deposition chamber and has an interior cavity in which first and second magnet systems are disposed. In certain embodiments, there is provided a method for depositing films onto substrates using a deposition chamber of the described nature. The invention also provides electrode assemblies for film-deposition equipment. In certain embodiments, the electrode assembly comprises a rotatable electrode (optionally having an outer coating of carbon or the like) having an interior cavity, with stationary first and second generally-opposed magnet systems being disposed in this interior cavity.Type: ApplicationFiled: November 22, 2006Publication date: May 10, 2007Applicant: Cardinal CG CompanyInventor: Klaus Hartig
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Patent number: 7192648Abstract: The invention provides thin film coatings that have a transparent base layer. For example, the invention provides low-emissivity coatings with a transparent base layer. In certain embodiments, a silicon dioxide base layer is used. Methods of producing thin film coatings having a transparent base layer are provided as well. In one embodiment, sputter deposition is utilized to produce these coatings.Type: GrantFiled: February 2, 2005Date of Patent: March 20, 2007Assignee: Cardinal CG CompanyInventors: Klaus Hartig, Annette J. Krisko
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Patent number: 7192647Abstract: The invention provides a substrate bearing a low-emissivity coating. The low-emissivity coating comprises at least one graded film region. In certain embodiments, at least one graded film region is provided between the two infrared-reflective layers of a double-type low-emissivity coating. The graded film region has a substantially continuously decreasing concentration of a first dielectric material and a substantially continuously increasing concentration of a second dielectric material. Also provided are methods of depositing such low-emissivity coatings and substrates bearing these coatings.Type: GrantFiled: June 24, 2004Date of Patent: March 20, 2007Assignee: Cardinal CG CompanyInventor: Klaus Hartig
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Publication number: 20070042114Abstract: The invention provides temperable high shading performance low-emissivity coatings. The invention also provides insulating glass units, monolithic panes, and other substrates bearing such coatings. Further, the invention provides methods of producing coated substrates by depositing coatings of this nature.Type: ApplicationFiled: October 5, 2006Publication date: February 22, 2007Applicant: Cardinal CG CompanyInventors: Annette Krisko, Gary Pfaff
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Patent number: 7166199Abstract: The present invention provides a magnetron sputtering system using a gas distribution system which also serves as a source of anodic charge to generate plasma field. The sputtering system is comprised of a vacuum chamber, a cathode target of sputterable material, a power source which supplies positive and negative charge, and a gas distribution system. The gas distribution system may comprise a simple perforated gas delivery member, or it may comprise a perforated gas delivery member with an attached conductive anodic surface. The gas delivery member may also contain an inner conduit with further perforations which serves to baffle flow of the sputtering gas. Gas flow may be regulated within discrete portions of the gas distribution system. The anodic surfaces of the gas distribution system are cleaned through the action of plasma and gas flow, creating a more stable plasma and reducing the need for maintenance.Type: GrantFiled: December 18, 2002Date of Patent: January 23, 2007Assignee: Cardinal CG CompanyInventor: Klaus Hartig
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Publication number: 20070009745Abstract: The invention provides high shading performance, low-emissivity coatings. The invention provides a monolithic pane bearing a high shading performance, low-emissivity coating. The invention also provides an insulating glass unit bearing a high shading performance, low-emissivity coating. Finally, the invention provides methods of producing coated substrates by depositing high shading performance, low-emissivity coatings.Type: ApplicationFiled: September 8, 2006Publication date: January 11, 2007Applicant: Cardinal CG CompanyInventor: Wayne Hoffman
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Patent number: 7157123Abstract: Methods and equipment for depositing films. In certain embodiments, there is provided a deposition chamber having a substrate-coating region and an electrode-cleaning region. In these embodiments, an electrode is positioned in the deposition chamber and has an interior cavity in which first and second magnet systems are disposed. In certain embodiments, there is provided a method for depositing films onto substrates using a deposition chamber of the described nature. The invention also provides electrode assemblies for film-deposition equipment. In certain embodiments, the electrode assembly comprises a rotatable electrode (optionally having an outer coating of carbon or the like) having an interior cavity, with stationary first and second generally-opposed magnet systems being disposed in this interior cavity.Type: GrantFiled: December 18, 2003Date of Patent: January 2, 2007Assignee: Cardinal CG CompanyInventor: Klaus Hartig
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Patent number: 7122252Abstract: The invention provides high shading performance, low-emissivity coatings. The invention provides a monolithic pane bearing a high shading performance, low-emissivity coating. The invention also provides an insulating glass unit bearing a high shading performance, low-emissivity coating. Finally, the invention provides methods of producing coated substrates by depositing high shading performance, low-emissivity coatings.Type: GrantFiled: May 14, 2003Date of Patent: October 17, 2006Assignee: Cardinal CG CompanyInventor: Wayne L. Hoffman
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Patent number: 7105056Abstract: A pneumatic handling and recoating apparatus for handling workpieces, such as glass, is provided. The apparatus utilizes a holding device operatively connected to a vacuum assembly. The holding device engages workpieces by vacuum and subsequently releases them by a burst of gas. The burst of gas also facilitates the application of a coating material, such as a stain-retardant agent, to a workpiece upon release from the holding device.Type: GrantFiled: December 30, 2002Date of Patent: September 12, 2006Assignee: Cardinal CG CompanyInventors: Klaus Hartig, David Stebbins
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Patent number: 7101810Abstract: Transparent articles comprising transparent, nonmetallic substrate and a transparent film stack is sputter deposited on the substrate. The film stack is characterized by including at least one infrared reflective metal film, a dielectric film over the metal film, and a protective silicon nitride film of 10 ? to 150 ? in thickness over the said dielectric film. The dielectric film desirably has substantially the same index of refraction as does silicon nitride and is contiguous with the silicon nitride film.Type: GrantFiled: April 7, 2005Date of Patent: September 5, 2006Assignee: Cardinal CG CompanyInventors: Robert Bond, Roger P. Stanek, Wayne L. Hoffman
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Patent number: 7067195Abstract: The invention provides low solar reflectance, low-emissivity coatings. The invention provides a monolithic pane bearing a low solar reflectance, low-emissivity coating. Further, the invention provides an insulating glass unit bearing a low solar reflectance, low-emissivity coating. Finally, the invention provides methods of producing coated substrates by depositing low solar reflectance, low-emissivity coatings.Type: GrantFiled: April 25, 2003Date of Patent: June 27, 2006Assignee: Cardinal CG CompanyInventors: Wayne L. Hoffman, Eric Eby