O-containing Organic Compound Patents (Class 106/287.23)
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Patent number: 7303653Abstract: A sizing agent includes a vinyl copolymer having a repeating unit (i) having a quaternary amino group and a repeating unit (ii) derived from acrylic monomers having a hydrophilic polyoxyethylene, the ratio by mass, (i):(ii), of the repeating unit (i) to the repeating unit (ii) being 60:40 to 90:10. A recording sheet having the sizing agent is also provided.Type: GrantFiled: November 25, 2003Date of Patent: December 4, 2007Assignee: Canon Kabushiki KaishaInventor: Toshiya Yuasa
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Publication number: 20070221097Abstract: The present invention provides increased stain resistance, tannin blocking, adhesion, and various other properties. A composition in accordance with the principles of the present invention comprises at least three binders, nanoparticle pigment, and pigmentary titanium dioxide. In one embodiment, the present invention relates to a coating on a substrate wherein the coating has three binders, nanoparticle metal oxide pigment, and pigmentary titanium dioxide. Various additives may be included to formulate paint as known in the art.Type: ApplicationFiled: June 13, 2006Publication date: September 27, 2007Inventors: Ming-Ren Tarng, Mark Minamyer, Anh Pham, Stan Brownell, Annie Pham, Anil Alexander, Deven Shah, Kim L. Nguyen, My Linh Pham, Sidney Maxey
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Patent number: 7108795Abstract: The invention is directed to a method and composition for providing chemically-resistant roughened copper surfaces suitable for subsequent multilayer lamination. In one embodiment, a smooth copper surface is contacted with an adhesion promoting composition under conditions effective to provide a roughened copper surface, the adhesion promoting composition comprising an oxidizer, a pH adjuster, a topography modifier, and a sulfur-containing coating stabilizer. In another embodiment, a smooth copper surface is contacted with an adhesion promoting composition under conditions effective to provide a roughened copper surface, the adhesion promoting composition comprising an oxidizer, a pH adjuster, and a topography modifier. Then, in a subsequent step, the roughened copper surface is contacted with an acid resistance promoting composition.Type: GrantFiled: June 23, 2005Date of Patent: September 19, 2006Assignee: Electrochemicals, Inc.Inventors: Roger F. Bernards, Joseph Stanton Bowers, Jr., Benjamin T. Carroll, Alvin A. Kucera
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Patent number: 7067571Abstract: An antistatic agent containing a borate ester of polyoxyalklene. An antistatic resin composition comprising a thermoplastic resin and a borate ester of polyoxyalkylene. An antistatic plastic resin formed product made from a plastic resin composition comprising a thermoplastic resin and a borate ester of polyoxyalkylene.Type: GrantFiled: July 24, 2003Date of Patent: June 27, 2006Inventors: Hiroaki Sato, legal representative, Shigekatu Sato, deceased
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Patent number: 7045579Abstract: The invention relates to a coating composition comprising an acetal-functional binder and a thiol-functional cross-linker, wherein the acetal-functional binder is represented by the following formula wherein P is a binder backbone, K is a divalent and/or trivalent organic moiety having 1 to 30 carbon atoms and having one or two links to the binder backbone, A is selected from oxygen, sulphur, and NRVII, wherein RVII is hydrogen or an alkyl group with 1 to 4 carbon atoms, m is an integer from 1 to 50, n is an integer from 1 to 10, and R and R? may be the same or different and represent alkyl groups with 1 to 4 carbon atoms. In a further aspect, the invention relates to acetal-functional binders, acetal-functional monomers, a process for the preparation of said monomers, coating compositions comprising said acetal-functional binders, and to a process for the preparation of a coating composition comprising an acetal-functional polyurethane dispersion and a thiol-functional cross-linker.Type: GrantFiled: March 7, 2003Date of Patent: May 16, 2006Assignee: Akzo Nobel N.V.Inventors: Keimpe Jan Van Den Berg, Klaus Hobel, Josephus Christiaan Van Oorschot, Marcel Johannes Antonius Mensink, Kenny Abdoel Nassier Raghosing, Edith Hulsbos
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Patent number: 6953503Abstract: A slurry for molding an article is provided wherein a source powder including at least one of a ceramic powder and a metal powder is dispersed, introduced into a forming mold, cured in the forming mold to form the molded article, and at least a part of the forming mold is degraded or dissolved in releasing the molded article from the forming mold. The major components of the slurry include the source powder, a dispersion medium and a gellifying agent, wherein the dispersion medium and the gellifying agent each contain an organic compound having a reactive functional group such that the slurry is cured by a reaction between the organic compound in the dispersion medium and the organic compound in the gellifying agent.Type: GrantFiled: April 9, 2002Date of Patent: October 11, 2005Assignee: NGK Insulators, Ltd.Inventors: Sugio Miyazawa, Shinzo Hayashi, Masaru Doi
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Patent number: 6946026Abstract: A release agent for metallic molds used for forming plastic molded products which release agent contains a borate ester of polyoxyalkylene.Type: GrantFiled: July 24, 2003Date of Patent: September 20, 2005Inventors: Hiroaki Sato, Shigekatu Sato
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Patent number: 6946027Abstract: The invention is directed to a method and composition for providing chemically-resistant roughened copper surfaces suitable for subsequent multilayer lamination. In one embodiment, a smooth copper surface is contacted with an adhesion promoting composition under conditions effective to provide a roughened copper surface, the adhesion promoting composition comprising an oxidizer, a pH adjuster, a topography modifier, and a sulfur-containing coating stabilizer. In another embodiment, a smooth copper surface is contacted with an adhesion promoting composition under conditions effective to provide a roughened copper surface, the adhesion promoting composition comprising an oxidizer, a pH adjuster, and a topography modifier. Then, in a subsequent step, the roughened copper surface is contacted with an acid resistance promoting composition.Type: GrantFiled: February 17, 2004Date of Patent: September 20, 2005Assignee: Electrochemicals, Inc.Inventors: Roger F. Bernards, Joseph Stanton Bowers, Jr., Benjamin T. Carroll, Alvin A. Kucera
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Patent number: 6921576Abstract: An active energy ray-curable antistatic coating composition contains (A) inorganic oxide fine particles having a side chain having a molecular weight of at least 300 and having a functional group and (B) an antistatic agent containing at least a quaternary ammonium salt group-containing polymer, a quaternary ammonium salt group-containing silane coupling agent and/or a hydrolysis condensate of the silane coupling agent, and optionally contains (C) a polyfunctional (meth)acrylate having at least 3 (meth)acryloyl groups in a molecule.Type: GrantFiled: October 9, 2002Date of Patent: July 26, 2005Assignee: Mitsubishi Chemical CorporationInventors: Makoto Terauchi, Noritaka Hosokawa, Kazuhide Hayama
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Patent number: 6919392Abstract: The heat and light stability imparted to vinyl halide polymers by metal compounds conventionally employed for this purpose is considerably improved by the presence of a mercapto ester such as 2-mercaptoethyl stearate. The esters can replace a substantial portion of the metal compound with no significant reduction in stability.Type: GrantFiled: April 20, 1992Date of Patent: July 19, 2005Assignee: Arkema Inc.Inventors: Jean-Yves Chenard, Jean-Claude Mendelsohn
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Patent number: 6899921Abstract: A method for reducing back trap mottle of coated paper, comprising adjusting the absorbency of the coated surface combined with adjusting the adhesion between the coated paper surface and the ink. Polar additives are used in the paper coating to increase the polar fraction of the surface energy. The coated paper has a reduced sensitivity to back trap mottle.Type: GrantFiled: January 29, 2001Date of Patent: May 31, 2005Assignee: Sappi Maastricht B.V.Inventors: Jean Pierre Haenen, Maurice Essers
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Publication number: 20040237841Abstract: Nonaqueous compositions formulated for spray application to a substrate wherein the composition contains a foam-reducing quantity of at least one base-catalyzed reaction product comprising the following reactants:Type: ApplicationFiled: January 29, 2004Publication date: December 2, 2004Inventors: David W. Brown, Kenneth Breindel, Michael S. Wiggins, Ronald W. Broadbent
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Patent number: 6824603Abstract: A composition of matter comprising a mixture of an oxide powder or powders and a Reactive Organic Medium (ROM) which can be used to create electronic components on a suitable. The materials are applied to conventional polymer-based circuit substrates by any convenient printing process and thermally cured to well-consolidated oxide components at a temperature, which the substrate can withstand. Mixtures for various components, including resistors, capacitor dielectrics and magnetic cores and processes to apply them are disclosed.Type: GrantFiled: October 18, 2002Date of Patent: November 30, 2004Assignee: Parelec, Inc.Inventor: Paul H. Kydd
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Publication number: 20040211941Abstract: The composition of the present invention is one for forming a transparent conducting film, the composition comprising a water-soluble indium compound, a halogen-containing water-soluble organotin compound and a water-soluble organic high molecular compound. A method for forming a transparent conducting film according to the invention comprises the steps of i) applying to a substrate a solution for forming a transparent conducting film containing the composition in water or a solvent comprising water and an organic solvent, and ii) firing the coating film. This method may further include iii) the step of subjecting the film obtained in the firing step ii) to a reducing heat treatment.Type: ApplicationFiled: June 24, 2003Publication date: October 28, 2004Inventor: Takashi Miyoshi
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Publication number: 20040159264Abstract: The invention is directed to a method and composition for providing chemically-resistant roughened copper surfaces suitable for subsequent multilayer lamination. In one embodiment, a smooth copper surface is contacted with an adhesion promoting composition under conditions effective to provide a roughened copper surface, the adhesion promoting composition comprising an oxidizer, a pH adjuster, a topography modifier, and a sulfur-containing coating stabilizer. In another embodiment, a smooth copper surface is contacted with an adhesion promoting composition under conditions effective to provide a roughened copper surface, the adhesion promoting composition comprising an oxidizer, a pH adjuster, and a topography modifier. Then, in a subsequent step, the roughened copper surface is contacted with an acid resistance promoting composition.Type: ApplicationFiled: February 17, 2004Publication date: August 19, 2004Inventors: Roger F. Bernards, Joseph Stanton Bowers, Benjamin T. Carroll, Alvin A. Kucera
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Patent number: 6770129Abstract: Aqueous paper coating compositions containing at least one of a clay, a starch, casein, a resin, and a wax; and wherein the composition contains from about 0.Type: GrantFiled: January 28, 2003Date of Patent: August 3, 2004Assignee: Cognis CorporationInventors: David W. Brown, Kenneth Breindel, Ronald W. Broadbent, Michael S. Wiggins
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Patent number: 6717019Abstract: The present invention pertains to glycidyl ether-capped acetylenic diol ethoxylates having a structure according to the formula: wherein R1 is hydrogen or a linear, branched, or cyclic alkyl group having from 1 to about 6 carbon atoms; R2 is a linear, branched, or cyclic alkyl group having from 1 to about 12 carbon atoms; R3=—CH2OR4; R4 is a linear, branched, or cyclic alkyl, alkenyl, aryl, or aralkyl group having from 2 to about 30 carbon atoms; (n+m) is from 1 to about 100; and (p+q) is from 0.5 to about 5 and its use to reduce equilibrium and dynamic surface tension in water-based compositions containing an organic or inorganic compound, particularly aqueous organic coating, ink, acid gas scrubbing and agricultural compositions.Type: GrantFiled: January 30, 2002Date of Patent: April 6, 2004Assignee: Air Products and Chemicals, Inc.Inventor: Kevin Rodney Lassila
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Patent number: 6692892Abstract: A resist pattern having a good form without any T-top or round top is obtained by coating on a photoresist layer an anti-reflective coating composition containing at least (a) polyacrylic acid, (b) polyvinyl pyrrolidone, (c) CnF2n+1COOOH (wherein n represents an integer of 3 to 11) and (d) tetramethylammonium hydroxide to form an anti-reflective coating, and conducting patternwise exposure and development.Type: GrantFiled: July 10, 2001Date of Patent: February 17, 2004Assignee: Clariant Finance (BVI) LimitedInventors: Yusuke Takano, Hatsuyuki Tanaka, Dong Han Lee
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Patent number: 6689200Abstract: Aqueous water repellent coating compositions comprising admixtures of (i) water-based water repellent compositions and (ii) water-reducible film-forming polymers are disclosed.Type: GrantFiled: July 25, 2002Date of Patent: February 10, 2004Assignee: The Sherwin-Williams CompanyInventors: Victoria D. Scarborough, Timothy G. Teague, Cedric M. Wilson, Heath G. Saunders
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Patent number: 6641939Abstract: The invention relates to the utilization of doped alumina for static charge sensitive applications, and to methods for making and using the same, e.g., for varying the electrical conductivity of alumina by doping with an appropriate transition metal oxide and subsequently heating to high temperatures in a reducing environment. This treatment allows the electrical conductivity to be tailored and thus provides a cost effective means for producing components with controlled resistivity.Type: GrantFiled: July 1, 1999Date of Patent: November 4, 2003Assignee: The Morgan Crucible Company PLCInventors: Cheng-Tsin Lee, Randel F. Mercer
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Patent number: 6620231Abstract: In a method for improving antistatic properties, the improvement comprising the use of an antistatic composition comprising an ionic antistatic compound and a polar organic solvent; an antistatic composition comprising a nonmetallic antistatic compound, a metallic antistatic compound and a polar organic solvent; a formed article containing an antistatic composition comprising an ionic antistatic compound and a polar organic solvent; and a process for producing a polyurethane foam comprising reacting a polyol solution comprising a polyol component, a blowing agent and a catalyst, with an isocyanate prepolymer in the presence of an antistatic composition comprising an ionic antistatic compound and a polar organic solvent. The antistatic composition can be suitably used as shoe soles for safety shoes, working shoes, and the like.Type: GrantFiled: March 14, 2001Date of Patent: September 16, 2003Assignee: Kao CorporationInventors: Makoto Okubo, Kazuo Fukumoto
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Publication number: 20030118725Abstract: Disclosed are precursor compounds useful for deposition of a metal oxide film, which is applied to a capacitor of electronic elements such as semiconductor, to a substrate such as silicon, and a process for depositing such film.Type: ApplicationFiled: November 2, 2001Publication date: June 26, 2003Applicant: Shipley Company, L.L.C.Inventor: Hyun-Koock Shin
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Patent number: 6558463Abstract: A solution for forming a ferroelectric film characterized in that it contains at least one member selected from the group consisting of modified silicone oil and fluorinated surfactants, and a method for forming a ferroelectric film wherein said solution is used. A uniform film free from uneven coating (striation) is formed.Type: GrantFiled: December 20, 2000Date of Patent: May 6, 2003Assignees: NEC Corporation, Kanto Kagaku Kabushiki KaishaInventors: Takashi Hase, Yoichi Miyasaka, Toshinobu Shinnai, Hiroshi Morioka, Taku Yamate, Hayato Katsuragi, Kiyoto Mori
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Publication number: 20030066456Abstract: The quantity of dust generated by a sandable wall repair compound is reduced by adding a dust reducing additive to the compound. Dust reducing additives include oil, wax, and mixtures thereof. Dust reducing additives containing oil may include rheological and polar additives to minimize the bleeding of the oil into substrates to which the wall repair compound is applied.Type: ApplicationFiled: June 1, 2001Publication date: April 10, 2003Applicant: 3M Innovative Properties CompanyInventor: Nathaniel P. Langford
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Patent number: 6511706Abstract: A precursor composition useful for liquid delivery MOCVD, including SBT precursors dissolved in a solvent system containing tetrahydrofuran. The associated liquid delivery MOCVD process may be carried out with vaporization of the precursor composition on a porous vaporization element having an average pore diameter in the range of from about 50 to about 200 micrometers, with the resultant precursor vapor being admixed with a carrier gas to achieve high efficiency formation of SBT films.Type: GrantFiled: November 16, 1999Date of Patent: January 28, 2003Assignee: Advanced Technology Materials, Inc.Inventors: Bryan C. Hendrix, Thomas H. Baum, Debra A. Desrochers-Christos, Jeffrey F. Roeder, Witold Paw
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Publication number: 20030003235Abstract: A composition for forming a high-quality tantalum film which is advantageously used as an capacitor insulating film and a process for forming the high-quality tantalum film. The composition for forming a tantalum oxide film, which comprises at least one tantalum compound selected from the group consisting of a reaction product of a compound capable of reacting with a tantalum alkoxide and a tantalum alkoxide and a hydrolyzate of the reaction product, and a solvent, and the process for forming the tantalum oxide film by applying this composition to a substrate and heating it.Type: ApplicationFiled: July 22, 2002Publication date: January 2, 2003Inventors: Hiroshi Shiho, Hitoshi Kato, Sachiko Okada, Isamu Yonekura, Yasuo Matsuki
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Patent number: 6485555Abstract: The present invention relates to sizing of paper and more specifically to a substantially water-free and aqueous composition of a sizing agent where the composition contains a cellulose reactive sizing agent, a cationic compound with a molecular weight up to 10000 and a non-ionic compound. Additionally, the invention relates to the preparation and use of above-mentioned compositions.Type: GrantFiled: December 21, 2001Date of Patent: November 26, 2002Assignee: Akzo Nobel N.V.Inventors: Erik Lindgren, Sten Frölich, Rein Sikkar
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Patent number: 6472012Abstract: The present invention relates to an antireflection film effective for improving the transparency of an image display device such as a liquid crystal display (LCD), a plasma display (PDP), CRT, EL or a touch panel, to an optical product made of glass, such as a lens for eye glasses, and to an antireflection glass. The present invention is also directed to a process of coating a glass surface with a mixture comprising particular silicon compounds and thermosetting the coating film at a temperature ranging from 480 to 520° C. This process can be used to form an antireflection film on a glass surface having a refractive index ranging from 1.33 to 1.38 and a contact angle of water of at most 40 degrees.Type: GrantFiled: November 30, 2000Date of Patent: October 29, 2002Assignee: Nissan Chemical Industries, Ltd.Inventors: Takakazu Nakada, Kenichi Motoyama, Rie Gunji, Makoto Wakabayashi, Hitoshi Furusho, Hiroyoshi Fukuro
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Patent number: 6444024Abstract: The present invention relates to a substantially water-free sizing composition, an aqueous sizing dispersion and a process for the production of paper and board. The composition or dispersion comprises a cellulose reactive sizing agent and a copolymer which is prepared from a monomer mixture comprising one or more olefins and one or more derivatives of unsaturated carboxylic acids. More specifically, the composition or dispersion comprises a copolymer prepared form a monomer mixture comprising one or more &agr;-olefins and one or more derivatives of &agr;,&bgr;-unsaturated dicarboxylic acids.Type: GrantFiled: December 16, 1999Date of Patent: September 3, 2002Assignee: Akzo Nobel NVInventors: Robert J. Mills, Jochen Hoffmann, Ralf Krückel, Albert Van Den Berg
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Patent number: 6432269Abstract: A novel opacifying composition for use with alkaline paper which does not react with alkyl succinic anhydride, is provided. The opacifier comprises a mixture of an aromatic polymer, preferably a styrene acrylic polymer, and a stearamide which preferably comprises either a mono-stearamide or a di-stearamide of amino ethyl ethanol amine or both a mono-stearamide or a di-stearamide of amino ethyl ethanol amine. The opacifying composition comprises the opacifier and water. The water is preferably present in an effective amount to provide the opacifying composition in a liquid, emulsion form. Preferably the opacifier comprises from 5% to 60%, more preferably from 15% to 50% , most preferably from 30% to 40% aromatic polymer and preferably from 40% to 95%, more preferably from 50% to 85%, most preferably from 60% to 70% of the stearamide. A base is preferably present in an effective amount to provide the opacifying composition with a pH of from 7.5 to 11.0.Type: GrantFiled: June 12, 2000Date of Patent: August 13, 2002Assignee: Omnova Solutions Inc.Inventor: Louis Robert Dragner
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Patent number: 6425947Abstract: The invention relates to compositions for the application of coatings primarily to wood and metal structures and installations, which have high fireproofing and thermal insulation properties, and can be used in construction, the aircraft industry, rail transport and shipbuilding. The composition includes a foaming system, which itself includes pentaerythritol or sorbitol, ammonium polyphosphate, boric acid, urea, filler and pigment, and also resin as a binder.Type: GrantFiled: July 27, 2001Date of Patent: July 30, 2002Assignee: Isle Firestop LimitedInventors: Alexandr A. Berlin, Nikolai A. Khalturinsky, Tatyana A. Rudakova, Jury M. Evtushenko
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Publication number: 20020061366Abstract: Applicants have discovered that amine oxides enhance the uniform distribution and penetration of wood preservatives into wood substrates, minimize leaching of the wood preservatives, and improve the weatherability of the wood substrate. The present invention provides a method for enhancing the uniform distribution and penetration of at least one wood preservative into a wood substrate by applying a preservative composition to the wood substrate. The preservative composition comprises a wood distribution and penetration enhancing agent, which includes an amine oxide, and the wood preservatives. Another embodiment of the present invention is a method for enhancing the uniform distribution and penetration of one or more wood preservatives by applying the wood preservatives to the wood substrate and then applying the aforementioned wood distribution and penetration enhancing agent to the wood substrate.Type: ApplicationFiled: October 5, 2001Publication date: May 23, 2002Applicant: LONZA INC.Inventors: Leigh E. Walker, Shilan Shen
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Publication number: 20020056401Abstract: Superconductor precursor solutions are disclosed. The precursor solutions contain, for example, a salt of a rare earth metal, a salt of an alkaline earth metal and a salt of a transition metal. The precursor solutions can optionally include a Lewis base. The precursor solutions can be processed relatively quickly to provide a relatively thick and good quality intermediate of a rare earth metal-alkaline earth metal-transition metal oxide.Type: ApplicationFiled: May 14, 2001Publication date: May 16, 2002Inventors: Martin W. Rupich, Thomas A. Kodenkandath
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Patent number: 6383272Abstract: A composition and process are described which are useful in treating metal surfaces, which composition comprises an oxidizer, an acid, a corrosion inhibitor, an organic nitro compound and, optionally, a benzotriazole with an electron withdrawing group in the 1-position which electron withdrawing group is a stronger electron withdrawer than a hydrogen group, optionally, a source of adhesion enhancing species selected from the group consisting of molybdates, tungstates, tantalates, niobates, vanadates, isopoly or heteropoly acids of molybdenum, tungsten, tantalum, niobium, vanadium, and combinations of any of the foregoing and optionally but preferably a source of halide ions. The composition and process are useful in increasing the adhesion of metal surfaces to polymeric substances and in preserving said adhesion through temperature variation.Type: GrantFiled: June 8, 2000Date of Patent: May 7, 2002Inventor: Donald Ferrier
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Patent number: 6375730Abstract: A non-ozone depleting, non-flammable co-solvent composition useful as a carrier for actives such as accelerators, catalysts, initiators, activators and other primer materials for use as adhesive promoter compositions in combination with adhesive compositions. The co-solvent compositions include an azeotropic, non-flammable solution of a fluorinated compound and a substituted benzene compound.Type: GrantFiled: December 11, 1998Date of Patent: April 23, 2002Assignee: Loctite CorporationInventors: Ju-Chao Liu, Edward Fisher
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Publication number: 20020014611Abstract: A composition for reducing surface tension comprising from about 0.1% to about 0.5% by weight of a hydrocarbon surfactant and from 0.0001% to about 0.3% by weight of a fluorocarbon surfactant, provided that the hydrocarbon surfactant is present at less than or equal to 0.08% by weight when the fluorocarbon surfactant is present at greater than or equal to 0.Type: ApplicationFiled: May 15, 2001Publication date: February 7, 2002Inventors: Charles Kenneth Taylor, Kai Volker Schubert, Richard David Koehler
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Patent number: 6344080Abstract: Protection film composition for a plasma display panel consisting of a metal oxide including 60 wt %˜90 wt % of magnesium 2-methoxyethoxide, and 10 wt %˜40 wt % of metal polyoxohydroxide, and an organic solvent, thereby enhancing a luminance, reducing a discharge current and discharge voltage required for providing the same luminance, and permitting to form an excellent magnesium oxide thin film having no pin hole, crack, and excellent electric characteristics.Type: GrantFiled: May 15, 2000Date of Patent: February 5, 2002Assignee: LG Electronics Inc.Inventors: Jeong Jun Kim, Sung Ho Woo, Hee Kwon Chae, Chang Woo Park
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Patent number: 6340386Abstract: A solvent composition useful for liquid delivery MOCVD, comprising toluene and a Lewis base, wherein toluene is present at a concentration of from about 75% to about 98% by volume, based on the total volume of toluene and the Lewis base. Such solvent composition is usefully employed to dissolve or suspend precursors therein for liquid delivery MOCVD, e.g., MOCVD of ferroelectric material films such as SBT.Type: GrantFiled: November 15, 1999Date of Patent: January 22, 2002Assignee: Advanced Technology Materials, Inc.Inventors: Bryan C. Hendrix, Thomas H. Baum, Debra Desrochers Christos, Jeffrey F. Roeder
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Patent number: 6328873Abstract: Cathodic electrodeposition coating compositions containing, in addition to conventional self-cross-linking or external cross-linking film-forming binders as well as optionally cross-linking agents, pigments, extenders, additives conventionally used in coating agents and solvents, from 0.1 to 5 wt-%, based on the resin solids content of the coating compositions, of one or more sulphonamides, when coated on a galvanized surface, produce coatings that are substantially free of pinholes.Type: GrantFiled: March 30, 2000Date of Patent: December 11, 2001Assignee: E. I. du Pont de Nemours and CompanyInventors: Klausjoerg Klein, Norbert David, Heinz-Peter Katzmann
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Patent number: 6251972Abstract: Single-material recycled thermoplastics from commercial and industrial waste can be stabilized against thermal oxidative degradation by adding a combination of a sterically hindered phenol with an organic phosphite or phosphonite and an inorganic compound from the series consisting of metal oxides, hydroxides and carbonates.Type: GrantFiled: March 21, 1995Date of Patent: June 26, 2001Assignee: Ciba Specialty Chemicals Corp.Inventors: Kurt Hoffmann, Heinz Herbst, Rudolf Pfaendner, Franciszek Sitek
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Patent number: 6183550Abstract: Aqueous paper size dispersions comprising: a) at least one paper sizing compound, and b) a water-soluble dispersant containing at least two hydrophilic groups and at least one hydrophobic group. Processes for sizing paper utilizing the aqueous paper size dispersions, and paper made by the processes.Type: GrantFiled: April 16, 1999Date of Patent: February 6, 2001Assignee: Hercules IncorporatedInventors: Herbert Conner, Tingdong Lin, Gert Tuin, Henrica G. M. van de Steeg