Paper Patents (Class 428/491)
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Patent number: 8771835Abstract: Bio-degradable, high-barrier packaging materials and methods for production are provided. The present high-barrier packaging materials include a substrate having a print side and a back side, a coating having nano pigments on the print side and a metalized film applied to the back side with a binding layer. Preferably, at least one of the metalized film and the binding layer includes polylactic acid. Moreover, the back side preferably also includes a polylactic acid heat seal layer.Type: GrantFiled: June 6, 2008Date of Patent: July 8, 2014Assignee: NewPage Wisconsin System, Inc.Inventors: Gopal Iyengar, Thomas Borchardt, Gerald Lowe
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Publication number: 20130202876Abstract: A process for manufacturing fiberboard by preparing a fiber slurry mixture including containing cellulose fibers and water then atomizing a liquid bituminous material, such as asphalt. The liquid bituminous material is atomized by mixing it with a pressurized gas, such as compressed air, forming a mist comprising droplets of bituminous material having a diameter between 20 microns and 50 microns. A water spray solidifies the bituminous material droplets thereby forming bituminous particles which fall into the fiber slurry within the spray chamber. From there the slurry is sheared, dewatered, and dried, forming a finished fiberboard.Type: ApplicationFiled: March 15, 2013Publication date: August 8, 2013Applicant: W. R. MEADOWS, INC.Inventor: W. R. MEADOWS, INC.
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Publication number: 20130202877Abstract: A process for manufacturing fiberboard by preparing a fiber slurry mixture including containing cellulose fibers and water then atomizing a liquid bituminous material, such as asphalt. The liquid bituminous material is atomized by mixing it with a pressurized gas, such as compressed air, forming a mist comprising droplets of bituminous material having a diameter between 20 microns and 50 microns. A water spray solidifies the bituminous material droplets thereby forming bituminous particles which fall into the fiber slurry within the spray chamber. From there the slurry is sheared, dewatered, and dried, forming a finished fiberboard.Type: ApplicationFiled: March 15, 2013Publication date: August 8, 2013Applicant: W. R. MEADOWS, INC.Inventor: W.R. Meadows, Inc.
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Publication number: 20130164526Abstract: A process for manufacturing fiberboard by preparing a fiber slurry mixture including containing cellulose fibers and water then atomizing a liquid bituminous material, such as asphalt. The liquid bituminous material is atomized by mixing it with a pressurized gas, such as compressed air, forming a mist comprising droplets of bituminous material having a diameter between 20 microns and 50 microns. A water spray solidifies the bituminous material droplets thereby forming bituminous particles which fall into the fiber slurry within the spray chamber. From there the slurry is sheared, dewatered, and dried, forming a finished fiberboard.Type: ApplicationFiled: February 21, 2013Publication date: June 27, 2013Applicant: W. R. MEADOWS, INC.Inventor: W. R. Meadows, Inc.
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Patent number: 8367195Abstract: A method of making a structural component (and such a structural component) comprising mixing together wood pulp, water, bentonite clay, and calcium chloride and forming the mixture into the structural component.Type: GrantFiled: September 4, 2009Date of Patent: February 5, 2013Inventor: Frank Santoro
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Publication number: 20130029168Abstract: Coating compositions containing components derived from the thermo-catalytic conversion of biomass are provided. The components derived from the thermo-catalytic conversion of biomass are useful in increasing the bond strength retention of such coating compositions to the surface of a substrate.Type: ApplicationFiled: September 21, 2012Publication date: January 31, 2013Applicant: KIOR, INC.Inventor: KiOR, Inc.
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Patent number: 7981517Abstract: This invention relates to bituminous compositions comprising an interpolymer and a bituminous material and methods of making and using same. The interpolymer may comprise ethylene, at least one alpha-olefin, and, optionally, at least one diene and the interpolymer is derived from polymer particles having a surface coating comprising a partitioning agent. Methods of making and using the bituminous compositions are also described.Type: GrantFiled: August 20, 2008Date of Patent: July 19, 2011Assignee: Dow Global Technologies Inc.Inventors: Brian W. Walther, Arnis U. Paeglis, Morgan M. Hughes, Carl F. Baker
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Patent number: 7901777Abstract: A coated article comprising a substrate having a plastic surface and adhered thereto an organometallic film in which the metal has f electron orbitals or is niobium is disclosed. Also disclosed are methods for applying organometallic films to substrates and the organometallic films themselves.Type: GrantFiled: April 23, 2010Date of Patent: March 8, 2011Assignee: Aculon, Inc.Inventor: Eric L. Hanson
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Publication number: 20090061236Abstract: This invention relates to bituminous compositions comprising an interpolymer and a bituminous material and methods of making and using same. The interpolymer may comprise ethylene, at least one alpha-olefin, and, optionally, at least one diene and the interpolymer is derived from polymer particles having a surface coating comprising a partitioning agent. Methods of making and using the bituminous compositions are also described.Type: ApplicationFiled: August 20, 2008Publication date: March 5, 2009Applicant: Dow Global Technologies Inc.Inventors: Brian W. Walther, Arnis U. Paeglis, Morgan M. Hughes, Carl F. Baker
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Patent number: 7037864Abstract: An integrated waterproofing membrane is provided which comprises a performed waterproofing material layer covered on one major face with a adherent impervious material liner, and on the other major face with an adherent porous support sheet. The integral waterproofing membrane of the present invention allows for application without releasing of a layer even using a warming source for the application on a surface to be waterproofed.Type: GrantFiled: August 22, 2001Date of Patent: May 2, 2006Inventor: Denis Faucher
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Patent number: 6962738Abstract: A roofing component adhering assembly includes a bitumen layer having first and second major surfaces and at least a first release sheet substantially coextensive with the first major surface of the bitumen layer. The first release sheet is separable from the first major surface of the bitumen layer so that the bitumen layer of the roofing component adhering assembly can be used to adhere together overlapping surfaces, such as end and/or lateral edge portions, of first and second roofing components. The roofing component adhering assembly is especially well suited for adhering surfaces together where one of the surfaces is a granule surface, such as an end edge portion of a cap sheet. Preferably, styrene-butadiene-styrene modified bitumen is used to form the bitumen layer.Type: GrantFiled: May 30, 2003Date of Patent: November 8, 2005Assignee: Johns ManvilleInventor: Raymond C. Swann
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Publication number: 20040202878Abstract: The present invention generally relates to a composition material that is an excellent insulator, sealer, and weatherproofer. The composition comprises asphalt cement, portland cement, crystalline silica, and fiber.Type: ApplicationFiled: April 9, 2003Publication date: October 14, 2004Inventor: Joseph Vidal
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Patent number: 6706366Abstract: A curved roofing tile which is formed of strong materials so that it may be fabricated in an extra-width configuration. Strengthening ridges and connector ridges are compression molded so the roofing tile forms a one-piece unit. To help the ecology, recycled materials such as rubbers and plastics are combined into a novel formula of high strength, Class A flame retardancy and economy of manufacture.Type: GrantFiled: June 27, 2002Date of Patent: March 16, 2004Inventors: Lyle Meyer, Gerald Edson
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Patent number: 6686027Abstract: A security substrate for a document of value comprises a laminate including a generally transparent core layer and generally transparent outer layers on opposite sides of the core layer. At least one interference filter is embedded within the laminate. The interference filter includes a highly reflective opaque layer on a surface of the core layer and an optically variable thin film multilayer overlying at least a portion of the opaque layer. The interference filter is covered by one of the outer layers.Type: GrantFiled: September 25, 2000Date of Patent: February 3, 2004Assignee: Agra Vadeko Inc.Inventors: Omar Caporaletti, John Nicholas Disano, Jack Scott
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Patent number: 6672012Abstract: A gutter cover for directing the flow of rainwater from a building roof into a gutter mounted to the peripheral edge thereof while preventing debris such as leaves and twigs from entering and clogging the gutter. The cover is secured to the roof of the building such that rainwater flowing down the shingles will flow across the cover at the bottom roof line. A lower end of the cover has an arcuate nose disposed substantially above the outer edge of the gutter. The surface of the gutter is treated with one or more combinations of coatings and/or substrate textures to slow the flow of water while improving flow to the cover surface. Rainwater will flow around the arcuate nose into the gutter while debris carried by the rainwater is expelled outwardly over the edge of the gutter.Type: GrantFiled: January 10, 2002Date of Patent: January 6, 2004Assignee: American Metal Products CompanyInventors: Gobind Bahroos, David Eisenbraun, Daniel Ford, Stephen Gibbons, Dimitris Katsamberis, Dennis Maiello
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Patent number: 6663979Abstract: A coating for gypsum board includes a binder, a soy protein, and two or more pigments. Two of the pigments include calcium carbonate and magnesium carbonate and the magnesium carbonate makes up at least 20% by weight of the coating on a dry basis.Type: GrantFiled: December 19, 2001Date of Patent: December 16, 2003Assignee: United States Gypsum CompanyInventors: Subhash Deodhar, Tom Haugeberg, Robert Negri
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Patent number: 6534091Abstract: A microcapsule having a mean diameter of from about 0.1 to about 5 mm, a membrane and a matrix containing at least one active principle wherein the microcapsule is the product of the process comprising the steps of (a) forming an aqueous matrix by heating an aqueous solution comprised of a gel former, a chitosan and active principle; (b) adding the aqueous matrix to an aqueous solution of an anionic polymer selected from the group consisting of a salt of alginic acid and an anionic chitosan derivative.Type: GrantFiled: May 14, 2002Date of Patent: March 18, 2003Assignee: Cognis Iberia S. L.Inventors: Josep Garces Garces, Josep-Lluis Viladot Petit
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Publication number: 20030039853Abstract: An integrated waterproofing membrane is provided which comprises a performed waterproofing material layer covered on one major face with a adherent impervious material liner, and on the other major face with an adherent porpous support sheet. The integral waterproofing membrane of the present invention allows for application without releasing of a layer even using a warming source for the application on a surface to be waterproofed.Type: ApplicationFiled: August 22, 2001Publication date: February 27, 2003Applicant: Denis Faucher Conseils Inc.Inventor: Denis Faucher
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Publication number: 20020187337Abstract: A pitch coated board and method of manufacture are disclosed. A porous or fibrous material, is coated and partially impregnated with a thin layer, less than 10 mil in thickness, of a petroleum or coal tar pitch. A high softening point, above 200F, coal tar or petroleum pitch is heated, then preferably roller coated on a fibrous material, then cooled within 1-2 seconds or less, to produce the pitch coated material. The porous material may be heated, preferably superficially, prior to application of the pitch to facilitate some penetration.Type: ApplicationFiled: March 28, 2002Publication date: December 12, 2002Inventors: David Chris Boyer, Melvin D. Kiser, Stephen E. See
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Patent number: 6426129Abstract: An adhesive rubber article of the type having a release liner covering its tacky, adhesive surface to prevent the adhesive rubber article from adhering to various substrates or to itself prior to its intended use includes an impression or mark presented on one or more surfaces for facilitating the alignment and application of the adhesive rubber article on one or more substrates. The release liner has been scored, perforated or otherwise cut in a longitudinal direction of the article such that the scoring of the release liner further produces a visual guide on the adhesive rubber article. Thus, upon removal of the release paper, the guide may be used to align and apply the adhesive rubber article to the various substrates. These adhesive rubber articles are particularly useful within the roofing industry for bonding panels of rubber membranes together or for use as flashing.Type: GrantFiled: March 9, 1998Date of Patent: July 30, 2002Assignee: BFS Diversified Products, LLCInventors: Joseph J. Kalwara, Daniel L. Barksdale
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Patent number: 6228503Abstract: A recycled asphalt roofing material for use on sloped roofs, which provides the required elevated melt point without using prior art methods of oxidizing the asphalt prior to incorporation into the roofing material is provided. The recycled asphalt roofing material is made up of approximately 30% flux asphalt and approximately 70% reclaimed asphalt roofing material. The fibrous backing in the reclaimed material modifies the asphalt in such a way as to provide the required elevated melt point. The manufacturing process for recycled fiberglass mat-based roll and shingle roofing, in its preferred embodiment, consists of impregnating a roofing material backbone, such as a fiberglass or polyester mat with recycled asphalt material to form inner and outer layers of recycled material and then applying optional second inner and outer layers of standard asphalt coating to the inner and outer layers of the recycled material.Type: GrantFiled: October 4, 1999Date of Patent: May 8, 2001Assignee: Environmental Reprocessing, Inc.Inventor: Thomas J. Zickell
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Thermally reactive near infrared absorption polymer coatings, method of preparing and methods of use
Patent number: 6177182Abstract: Provided herein are novel polymeric coating materials for direct digital imaging by laser. More specifically the novel coating materials are thermally reactive near infrared absorption polymers designed for use with near infrared laser imaging devices. This invention further extends to the preparation and methods of use of the novel materials. The invention is particularly useful in the preparation of lithographic printing plates for computer-to-plate and digital-offset-press technologies. The invention extends to photoresist applications, to rapid prototyping of printed circuit boards and to chemical sensor development.Type: GrantFiled: May 1, 2000Date of Patent: January 23, 2001Assignee: American Dye Source, Inc.Inventor: My T. Nguyen -
Thermally reactive near infrared absorption polymer coatings, method of preparing and methods of use
Patent number: 6124425Abstract: Provided herein are novel polymeric coating materials for direct digital imaging by laser. More specifically the novel coating materials are thermally reactive near infrared absorption polymers designed for use with near infrared laser imaging devices. This invention further extends to the preparation and methods of use of the novel materials. The invention is particularly useful in the preparation of lithographic printing plates for computer-to-plate and digital-offset-press technologies. The invention extends to photoresist applications, to rapid prototyping of printed circuit boards and to chemical sensor development.Type: GrantFiled: March 18, 1999Date of Patent: September 26, 2000Assignee: American Dye Source, Inc.Inventor: My T. Nguyen -
Patent number: 5981010Abstract: A polyurethane-modified bitumen coating composition of selected surface tack and fluidity. The composition includes: bitumen; a minor modifying amount of a polyurethane prepared by the reaction of a polyisocyanate and a hydroxyl terminated polybutadiene; a tackifier; and a filler material.Type: GrantFiled: June 9, 1998Date of Patent: November 9, 1999Assignee: Interface, Inc.Inventors: C. Edward Terry, Raymond A. Berard, Daniel F. Pinholster, Jr.
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Patent number: 5945198Abstract: A coating for providing a cover sheet used in the manufacture of wallboard with a light colored finish without the use of manila top plies is disclosed. The coating has a porosity adapted to allow evaporation of moisture from the wallboard core through the cover sheet, and maintain a desired smooth appearance. A high pigment-to-binder ratio is used to provide porosity, with soy protein being added to further enhance the porosity of the coating. The coating may be applied through various conventional methods of coating paper such as roll, spray, curtain, rod and vacuum.Type: GrantFiled: September 12, 1997Date of Patent: August 31, 1999Assignee: United States Gypsum CompanyInventors: Subhash S. Deodhar, Thomas M. Haugeberg, Claudia B. Hill, Thomas G. Houman, Robert H. Negri
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Patent number: 5922124Abstract: An additive for, a method of adding thereof to uncured mixes for and resulting cured cement-type concreations such as cured embodiments of concrete, marcadam, and roof-top shingles each exhibiting improved heat and freeze-thaw durability resulting from reduced efflorescence and stability against sun ultraviolet light exposure.Type: GrantFiled: September 12, 1997Date of Patent: July 13, 1999Inventor: William W. Supplee
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Patent number: 5763036Abstract: A modified bitumen sheet material and method for a protective moisture barrier, particularly for masonry surfaces. The sheet material has a bitumen layer modified by the addition of a minor amount of a long-chain polybutadiene-isocyanate urethane polymer and optionally, a modifying amount of a hydrocarbon oil to provide a stable, non-flow and selected tackified surface properties to the bitumen layer. The sheet material includes a releasable casting paper film on one surface of the bitumen layer, to be removed prior to use, and a cross-linked polyethylene film bonded to the other outer surface of the bitumen layer as a handling or moisture barrier sheet. The sheet material is prepared by casting the hot, melted bitumen as a layer onto a casting paper sheet and applying the outer film to the exposed bitumen surface to bond to the top surface.Type: GrantFiled: July 10, 1995Date of Patent: June 9, 1998Assignee: Interface, Inc.Inventors: C. Edward Terry, Raymond A. Berard, Daniel F. Pinholster, Jr.
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Patent number: 5567565Abstract: An intermediate transfer member achieves substantially 100% toner transfer by containing a fluorocarbon elastomer containing less than 60 mole % vulnerable sites in the fluorocarbon chain. A high resolution image can be produced in an image developing system containing such a fluorocarbon elastomer. The fluorocarbon elastomer reduces the charge exchange between toner particles and the intermediate transfer member, and also reduces charge exchange between charge directors in liquid developers and the intermediate transfer member.Type: GrantFiled: July 15, 1994Date of Patent: October 22, 1996Assignee: Xerox CorporationInventors: James R. Larson, Santokh S. Badesha, Anthony M. Wallace, Donald S. Sypula
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Patent number: 5451619Abstract: A bituminous composition comprising a bituminous component and an epoxidized polymer of a conjugated diolefin and, optionally, a vinyl aromatic hydrocarbon.Type: GrantFiled: August 19, 1994Date of Patent: September 19, 1995Assignee: Shell Oil CompanyInventors: Robert Q. Kluttz, James R. Erickson
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Patent number: 5167994Abstract: A multiple ply tubular core having continuous vapor barrier layers near the inner and outer surfaces of the tube. The vapor barrier layers have overlying and underlying layers comprising fibrous cellulosic material. The tube is stable to dimensional changes caused by absorption or loss of moisture to the atmosphere.Type: GrantFiled: April 19, 1991Date of Patent: December 1, 1992Assignee: Boise Cascade CorporationInventor: Morris G. Paulson
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Patent number: 5142837Abstract: A laminated roofing material includes an aluminum foil top sheet laminated to a polyethylene film by an ionomer resin. After the sheets are bonded together they are cooled to set the resin and a asphalt coating is applied to the exposed polyethylene sheet and covered with a release paper. The roofing material is applied over an underlayment to form a roof supported by conventional sheeting material.Type: GrantFiled: November 29, 1991Date of Patent: September 1, 1992Assignee: Mineral Fiber Manufacturing CorporationInventors: Robert S. Simpson, Robert E. Simpson
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Patent number: 5096759Abstract: A laminated roofing material includes an aluminum foil top sheet laminated to a polyethylene film by an ionomer resin. After the sheets are bonded together they are cooled to set the resin and a bitumen coating is applied to the exposed polyethylene sheet and covered with a release paper. The roofing material is applied over an underlayment to form a roof supported by conventional sheeting material.Type: GrantFiled: May 30, 1990Date of Patent: March 17, 1992Assignee: Mineral Fiber Manufacturing CorporationInventors: Robert S. Simpson, Robert E. Simpson
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Patent number: 5059479Abstract: A pressure-sensitive adhesive emulsion composition, characterized in that it is a pressure-sensitive adhesive emulsion composition containing the ingredients (A) and (B) below; the content of ingredient (B) is set at 1-70 solid parts per 100 solid parts by weight of the emulsion composition.(A) A polymer derived from at least one compound selected from a group including alkyl acrylates, alkyl methacrylates, and vinyl compounds, and having a glass transition temperature in the range of -60.degree. C. to -30.degree. C.(B) A bituminous emulsifier with an average particle diameter of the emulsified particles of 0.5-3.0 .mu.m.Type: GrantFiled: December 29, 1989Date of Patent: October 22, 1991Assignee: National Starch and Chemical Investment Holding CorporationInventors: Hajime Yuyama, Fumio Maekawa, Kazuo Umekage
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Patent number: 4673614Abstract: A glass fiber board having a facing adhered to one of two major faces thereof by foamed asphalt adhesive.Type: GrantFiled: October 3, 1986Date of Patent: June 16, 1987Assignee: Owens-Corning Fiberglas CorporationInventors: James R. Wells, Donald C. Portfolio, Richard B. Beck
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Patent number: 4559267Abstract: A stick-down system for roofing membrane or shingles includes a sealant of compounded bitumen which is a roofer's flux and/or asphalt resin containing from about 3% to 20% by weight of rubber and/or thermoplastic resins such that said sealant exhibits high tackiness at ambient temperatures and is adhesive to an adjacent asphalt shingle. When roofer's flux is the compounded bitumen of choice, the sealant is adhesive to an adjacent shingle at temperatures in the range of from 90.degree.-130 .degree. F. The stick-down system also includes a release sheet having a release substance of either silicone resins, fluorine-containing resins or polyvinylidene chloride.Type: GrantFiled: September 21, 1983Date of Patent: December 17, 1985Assignee: Elk CorporationInventors: John G. Freshwater, Alfred B. Malmquist
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Patent number: 4552793Abstract: A glass fiber board product exhibits substantially improved compressive strength and is formed from a laminar mat of glass fiber containing a bonding substance. The mat is processed to rearrange the laminations of the mat so that at least a major portion extends across the thickness of the mat and the mat is then heat-cured and cut perpendicular to the major surfaces of the mat to form strips having opposite longitudinal cut faces. The strips are adhered together in side-by-side relationship to form boards with the cut faces forming opposite major surfaces of the boards. A backing sheet may be adhered to one or both sides of the board. Alternatively, boards cut from the cured mat are adhered together in stacks, which are then cut perpendicular to the boards.Type: GrantFiled: March 20, 1984Date of Patent: November 12, 1985Assignee: Fiberglas Canada Inc.Inventors: Neil M. Cameron, Phillip W. Blackmore
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Patent number: 4551216Abstract: A carbon-containing layer is produced on a substrate by means of sputtering. The carbon-containing layer is applied with good adhesion to nearly any substrate, is a very thin layer, and also exhibits a low conductivity. Parts of hydrocarbon molecules or hydrocarbon molecules are both incorporated into the carbon-containing layer during sputtering. The carbon-containing layer adheres well to nearly any substrate, is nearly scratch-proof, and helps avoid charging and contamination upon bombardment with charged particles.Type: GrantFiled: July 19, 1984Date of Patent: November 5, 1985Assignee: Siemens AktiengesellschaftInventor: Wilhelm Argyo
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Patent number: 4496622Abstract: The present invention is a sulfur stabilized composition. The composition comprises an oxidized polyolefin, preferably oxidized polyethylene or oxidized polypropylene, with oxidized polyethylene being most preferred. The composition of the present invention can comprise oxidized polyolefin, asphalt, preferably oxidized, and optionally a filler.Type: GrantFiled: June 22, 1984Date of Patent: January 29, 1985Assignee: Allied CorporationInventors: Irving B. Chang, Robert E. Beckwith, Jr.
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Patent number: 4282127Abstract: This invention relates to a bitumen-based composition comprising a ternary mixture of (a) 52-78 wt % bitumen, (b) 20-40 wt % polyolefin and (c) 2-8 wt % of a butadiene-styrene copolymer.Said composition is useful alone for sealing purposes as a melt or a solution, and is also useful for the production of composite sealing sheets.Type: GrantFiled: September 11, 1979Date of Patent: August 4, 1981Inventor: Henri F. M. Desgouilles
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Patent number: 4095384Abstract: At current high cost of materials and labor, a preferred embodiment of the present invention makes possible easy do-it-yourself erecting of building block walls of proper alignment and of sturdy structure with easy handling materials of a simple nature, including an elongated sheet strip of corrugated cardboard having tar coating upper and lower broad faces of the strip, with length-wise spaced-apart markers indicating consecutive length units, and having on each of lateral side faces the corrugated cardboard series of consecutive openings, with the strip width being less than the width of the blocks under which and above which foundation and/or tiers of blocks are to be mounted such that a groove is formed for each additional tier between that tier and the support foundation or tier therebeneath, into such groove a mortar or other binder composition is insertable to be pressed into the corrugation openings in which the mortar or other binder hardens to set-up securing the mortar or binder against the possibiType: GrantFiled: September 17, 1976Date of Patent: June 20, 1978Inventor: Daniel A. Zarriello
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Patent number: 4079158Abstract: The disclosure describes asphalt saturated felt building materials, optionally having a mineral filled asphalt base coating thereon, in which the asphalt saturating the felt and/or the asphalt in any mineral filled coating is a blend of 10-55% sulfur dispersed in the asphalt. The materials are used in the conventional manner as roofing felt, roofing shingles, and in built-up roofing, to obtain improved fire resistance.Type: GrantFiled: October 7, 1975Date of Patent: March 14, 1978Assignee: Gulf Oil Canada LimitedInventors: Gerhard J. A. Kennepohl, Laverne J. Miller, David C. Bean
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Patent number: 4065591Abstract: Disclosed is a pitch impregnant composition comprising coal tar pitch, oxidized, or unoxidized petroleum pitch with stearic acid, and particulated metallic pigments including copper, aluminum, steel, silver, iron, tin, nickel and zinc metals and copper-zinc alloys. The process comprises forcing the molten impregnant composition into the surface of the porous article preferably by imposing pressure on the impregnant composition while the article to be treated is immersed therein. Articles so treated exhibit a metallic surface appearance.Type: GrantFiled: January 16, 1976Date of Patent: December 27, 1977Assignee: Ashland Oil, Inc.Inventor: Charles R. Gannon
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Patent number: 4039725Abstract: A composition comprising plasticized sulfur wherein the composition is prepared by steps including heating the plasticized sulfur to a temperature between 160.degree. C and 220.degree. C and then cooling the hot plasticized sulfur in liquid form below its normal melting point (freeze point) to thereby obtain a liquid, tacky, plasticized sulfur. Preferably the plasticized sulfur is brought to a temperature between about 170.degree. C and 210.degree. C and then cooled. The composition is useful as an adhesive and is useful as a binder in preparing conduit or pipe from laminated layers of paper-like material. The composition is also useful in preparing structures or structural members.Type: GrantFiled: October 24, 1975Date of Patent: August 2, 1977Assignee: Chevron Research CompanyInventor: William G. Toland
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Patent number: 4032486Abstract: Adhesive compositions having a high degree of adhesive tack are provided by certain rubbery materials which are blended with a phenol-diene-olefin resinous reaction product.Type: GrantFiled: October 23, 1973Date of Patent: June 28, 1977Assignee: Minnesota Mining and Manufacturing CompanyInventor: Ramsis Gobran
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Patent number: RE37655Abstract: An additive for, a method of adding thereof to uncured mixes for and resulting cured cement-type concreations such as cured embodiments of concrete, marcadam, and roof-top shingles each exhibiting improved heat and freeze-thaw durability resulting from reduced efflorescence and stability against sun ultraviolet light exposure.Type: GrantFiled: August 19, 2000Date of Patent: April 16, 2002Inventor: William W. Supplee