Patents by Inventor Peter Ball
Peter Ball has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20090149595Abstract: Storage stable compounds having at least two organopolysiloxane groups and at least one methylol group are useful as coatings on textile, paper, and other substrates, and are post-crosslinkable.Type: ApplicationFiled: May 14, 2007Publication date: June 11, 2009Applicant: WACKER CHEMIE AGInventors: Oliver Minge, Peter Ball, Andrea Kneissl
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Publication number: 20090105358Abstract: Foamable, isocyanate-functional organopolysiloxanes with more uniform molecular weights are produced by reaction of an aminoalkyl or hydroxyalkyl functional organopolysiloxane with a stoichiometric excess of a di- or polysiocyanate in the presence of a compatibilizer which provides a homogenous reaction mixture.Type: ApplicationFiled: March 1, 2007Publication date: April 23, 2009Applicant: WACKER CHEMIE AGInventors: Jens Cremer, Peter Ball, Volker Stanjek, Richard Weidner
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Publication number: 20080286628Abstract: Solid particles bearing zwitterionic functional groups exhibit properties unlike other functionalized particles, and are particularly useful as proton-conductive fillers in membranes for fuel cells, where they increase physical properties as well as charge conducting properties. The particles are prepared by reacting functionalized particles with zwitterionic group-containing silanes or siloxanes.Type: ApplicationFiled: October 5, 2006Publication date: November 20, 2008Applicant: WACKER CHEMIE AGInventors: Christoph Briehn, Peter Ball, Martina Baumann, Torsten Gottschalk-Gaudig, Manfred Hoelzl
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Publication number: 20080017310Abstract: Hot melt adhesives with good flow characteristics, resistance to gelling at elevated temperature, strong adhesion, and yet which can be easily removed from substrates with water, are formulated with one or more partially saponified vinyl ester homo- or copolymers having a molecular weight below 70,000 Da, a degree of hydrolysis of from 62 to 86 mol %, the adhesives being free of mannitol and anionic surfactants.Type: ApplicationFiled: February 10, 2005Publication date: January 24, 2008Applicant: WACKER POLYMER SYSTEMS GMBH & CO. KGInventors: Rene Grawe, Peter Ball, Werner Bauer, Robert Tangelder
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Patent number: 6756454Abstract: The invention relates to a method for reducing odor emissions of aqueous aromatic vinyl-1,3-diene-copolymer dispersions which have been stabilized with a protective colloid. The invention also relates to redispersion powders obtained by drying said dispersions. This is achieved by emulsion polymerization of a mixture containing at least one aromatic vinyl and at least one 1,3-diene in the presence of one or more protective colloids and by optionally drying the polymer dispersion obtained thereby. The invention is characterized in that 0.01 to 15.0 wt. % of one or more monomers selected from the group of branched or unbranched alkyl esters containing 1 to 8 carbon atoms in the alkyl radical of monounsaturated mono- or dicarboxylic acids are added at the end of the polymerization when the total content of the aqueous polymer dispersion containing free monomers ranges from >0 to ≦20 wt. %, whereby the given wt. % refers to the polymer content of the dispersion.Type: GrantFiled: May 17, 2001Date of Patent: June 29, 2004Assignee: Wacker-Chemie GmbHInventors: Theo Mayer, Peter Ball
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Patent number: 6734246Abstract: Polyvinylacetal-grafted polymers in the form of their aqueous dispersions or water-redispersible powders, and based on emulsion or suspension polymerized base polymers of one or more monomers from the group consisting of vinyl esters, (meth)acrylates, vinylaromatics, olefins, 1,3-dienes and vinyl halides, and optionally, further monomers copolymerizable therewith, the base polymers grafted with polyvinylacetals having from 0 to 5.0 mol % of vinyl acetate units, from 75 to 95 mol % of vinyl alcohol units and from 0.1 to 20 mol % of acetal units which are derived from aldehydes having 3 to 7 C atoms, are useful as additives in construction compositions, as binders, and as adhesives, and may be dried to form readily water-redispersible polymer powders.Type: GrantFiled: November 9, 2001Date of Patent: May 11, 2004Assignee: Wacker Polymer Systems GmbH & Co. KGInventors: Hans-Peter Weitzel, Peter Ball, Peter Tschirner
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Patent number: 6624243Abstract: The invention provides functionalized copolymers in the form of their aqueous dispersions or water-redispersible powders, based on a) one or more monomers from the group consisting of vinyl esters of unbranched or branched alkylcarboxylic acids having 1 to 15 carbon atoms, methacrylic esters and acrylic esters of alcohols having 1 to 15 carbon atoms, vinyl aromatics, olefins, dienes, and vinyl halides, b) from 0.05 to 5.0% by weight of one or more hydrolyzable silane monomers from the group consisting of ethylenically unsaturated, hydrolyzable silicon compounds and hydrolyzable silicon compounds from the group consisting of epoxysilanes, aminosilanes, and mercaptosilanes, c) from 0.05 to 5.0% by weight of one or more monomers from the group consisting of ethylenically unsaturated epoxide compounds, d) from 0 to 2.Type: GrantFiled: May 7, 2001Date of Patent: September 23, 2003Assignee: Wacker Polymer Systems GmbH & Co. KGInventors: Kurt Stark, Peter Tschirner, Peter Ball, Klaus Büppelmann, Udo Kotschi
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Patent number: 6602951Abstract: The invention provides for the use of non-copolymerizable hydroperoxides of the formula R—O—O—H as regulators in the free-radically initiated polymerization of ethylenically unsaturated monomers, where R is H, a C1-C18-alkyl radical, a C7-C22-aralkyl radical or a saturated or unsaturated carbocyclic or heterocyclic ring having from 3 to 18 carbon atoms, and may be substituted or unsubstituted.Type: GrantFiled: January 29, 2002Date of Patent: August 5, 2003Assignee: Wacker Polymer Systems GmbH & Co. KGInventors: Peter Weiler, Ulf Dietrich, Peter Ball
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Patent number: 6590022Abstract: A method is provided for producing protective colloid-stabilized vinyl aromatic-1.3-diene-copolymers in the form of their aqueous polymer dispersions or in the form of a powder which can be re-dispersed in water, by emulsion-polymerizing a mixture containing at least one vinyl aromatic and at least one 1,3-diene in the presence of a protective colloid and optionally, drying the resulting polymer dispersions. In the method part of the protective colloid is provided straightaway and part is metered.Type: GrantFiled: May 21, 2000Date of Patent: July 8, 2003Assignee: Wacker-Chemie GmbHInventors: Thomas Bastelberger, Reinhard Haerzschel, Theo Mayer, Peter Weitzel, Peter Ball
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Patent number: 6576720Abstract: A process for preparing polyvinyl alcohol by means of catalytic transesterification of an alcoholic polyvinyl ester solution and subsequent workup by means of isolation of the polyvinyl alcohol formed includes adding, prior to the transesterification of the polyvinyl ester solution, the acetic ester of the alcohol used as solvent, in an amount of from 5 to 70% by weight, based on the overall amount of alcoholic solvent and its acetic ester, and recycling the liquid phase obtained after isolation of the polyvinyl alcohol product to a further polyvinyl ester transesterification.Type: GrantFiled: February 7, 2002Date of Patent: June 10, 2003Assignee: Wacker Polymer Systems GmbH & Co. KGInventors: Werner Bauer, Peter Ball, Peter Tschirner
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Patent number: 6531538Abstract: The invention relates to a fast-drying rendering and coating composition comprising a binder in the form of an aqueous polymer dispersion or of a water-redispersible polymer powder, and also an organic precipitant, if desired in combination with an inorganic precipitant.Type: GrantFiled: March 6, 2000Date of Patent: March 11, 2003Assignee: Wacker-Chemie GmbHInventors: Hans-Peter Weitzel, Harald Zeh, Peter Ball, Klaus Marquardt
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Publication number: 20020151660Abstract: A process for preparing polyvinyl alcohol by means of catalytic transesterification of an alcoholic polyvinyl ester solution and subsequent workup by means of isolation of the polyvinyl alcohol formed includes adding, prior to the transesterification of the polyvinyl ester solution, the acetic ester of the alcohol used as solvent, in an amount of from 5 to 70% by weight, based on the overall amount of alcoholic solvent and its acetic ester, and recycling the liquid phase obtained after isolation of the polyvinyl alcohol product to a further polyvinyl ester transesterification.Type: ApplicationFiled: February 7, 2002Publication date: October 17, 2002Inventors: Werner Bauer, Peter Ball, Peter Tschirner
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Publication number: 20020137882Abstract: The invention provides for the use of non-copolymerizable hydroperoxides of the formula R—O—O—H as regulators in the free-radically initiated polymerization of ethylenically unsaturated monomers, where R is H, a C1-C18-alkyl radical, a C7-C22-aralkyl radical or a saturated or unsaturated carbocyclic or heterocyclic ring having from 3 to 18 carbon atoms, and may be substituted or unsubstituted.Type: ApplicationFiled: January 29, 2002Publication date: September 26, 2002Inventors: Peter Weiler, Ulf Dietrich, Peter Ball
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Publication number: 20020115785Abstract: Polyvinylacetal-grafted polymers in the form of their aqueous dispersions or water-redispersible powders, and based on emulsion or suspension polymerized base polymers of one or more monomers from the group consisting of vinyl esters, (meth)acrylates, vinylaromatics, olefins, 1,3-dienes and vinyl halides, and optionally, further monomers copolymerizable therewith, the base polymers grafted with polyvinylacetals having from 0 to 5.0 mol % of vinyl acetate units, from 75 to 95 mol % of vinyl alcohol units and from 0.1 to 20 mol % of acetal units which are derived from aldehydes having 3 to 7 C atoms, are useful as additives in construction compositions, as binders, and as adhesives, and may be dried to form readily water-redispersible polymer powders.Type: ApplicationFiled: November 9, 2001Publication date: August 22, 2002Applicant: Wacker Polymer Systems GmbH & Co. KGInventors: Hans-Peter Weitzel, Peter Ball, Peter Tschirner
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Patent number: 6417297Abstract: A process for reducing the odor emission of aqueous vinylaromatic/1,3-diene copolymer dispersions and of redispersion powders obtainable therefrom by drying, is by emulsion polymerization of a mixture containing at least one vinylaromatic and at least one 1,3-diene in the presence of one or more surfactant substances and optionally drying of the polymer dispersion obtained thereby. There are 0.01% to 15.0% by weight of one or more monomers of the branched or straight-chain alkyl esters having 1 to 8 C atoms in the alkyl radical of monounsaturated monocarboxylic or dicarboxylic acids and 0.01% to 15.0% by weight of one or more monomers based upon the vinyl esters of branched or straight-chain aliphatic carboxylic acids having 1 to 10 C atoms which are added in one step or in two successive steps toward the end of the polymerization, when the total content of free monomers in the aqueous copolymer dispersion is in the range from ≧0 to ≦20% by weight.Type: GrantFiled: June 13, 2000Date of Patent: July 9, 2002Assignee: Wacker Polymer Systems GmbH & Co. KGInventors: Theo Mayer, Peter Ball
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Publication number: 20020007009Abstract: The invention provides functionalized copolymers in the form of their aqueous dispersions or water-redispersible powders, based onType: ApplicationFiled: May 7, 2001Publication date: January 17, 2002Applicant: Wacker-Chemie GmbHInventors: Kurt Stark, Peter Tschirner, Peter Ball, Klaus Buppelmann, Udo Kotschi
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Patent number: 6262167Abstract: The invention relates to protective-colloid-stabilized polymer compositions in the form of their aqueous polymer dispersions or water-redispersible polymer powders, which comprise at least one film-forming base polymer and a protective colloid, wherein the protective colloid is a sulfonated condensation product made from unsaturated di- or polycarboxylic acids and from at least one compound selected from the class encompassing diols, polyols, diamines and polyamines.Type: GrantFiled: August 11, 1999Date of Patent: July 17, 2001Assignee: Wacker Chemie GmbHInventors: Hans-Peter Weitzel, Peter Tschirner, Reiner Figge, Doris Bauer, Peter Ball
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Patent number: 6127483Abstract: The invention relates to dispersion-powder compositions redispersible in water and containing (a) a vinyl ester ethylene copolymer with 50 to 90% by weight of vinyl esters of C.sub.2 to C.sub.12 carboxylic acid, 1 to 30% by weight of ethylene, 0-20% by weight of vinyl esters of .alpha.-branched monocarboxylic acids with 5 to 10 C-atoms, each in relation to the total weight of the vinyl ester ethylene copolymer, and (b) a water soluble copolymer with 20 to 80% by weight of hydrophobic, substantially water insoluble monomers, 20 to 80% by weight of water-soluble, salt-forming monomers from the group of ethylenically unsaturated sulfonic acids, and 0 to 50% by weight of ethylenically unsaturated monocarboxylic or dicarboxylic acids or the anhydrides thereof, each in relation to the total weight of the water soluble copolymer.Type: GrantFiled: June 15, 1998Date of Patent: October 3, 2000Assignee: Wacker-Chemie GmbHInventors: Hans-Peter Weitzel, Peter Ball, Reiner Figge
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Patent number: 6117960Abstract: The invention concerns water-soluble cross-linkable copolymers having a molecular weight of .ltoreq.500000 and comprising a) between 20 and 95 wt. % sulphonic-acid- or sulphonate-group-containing monomer units; b) between 4 and 80 wt. % N-methylol- or N-alkoxymethyl-group containing monomer units; and c) between 0.1 and 20 wt. % hydrophobic monomer units selected from the group comprising water-insoluble ethylenically unsaturated compounds and hydrophobic end groups of initiator radicals or regulator molecules, the portions in wt. % being relative to the total weight of the copolymer. The portion of sulphonic-acid- or sulphonate-group-containing monomer units can optionally be substituted by up to 50 wt. %, relative to the portion by weight of monomer units a), by carboxyl-group-containing monomer units d) or amide-group-containing monomer units e).Type: GrantFiled: September 4, 1998Date of Patent: September 12, 2000Assignee: Wacker-Chemie GmbHInventors: Klaus Kohlhammer, Gerhard Koegler, Peter Ball, Monika Rockinger, Walter Dobler
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Patent number: 6090868Abstract: A process is provided for treating mineral hydraulically or non-hydraulically setting coating agent and binder compositions using water-redispersible powders wherein one or more organopolymer powders and one or more organosilicon powders are added to the dry coating agent and binder composition.Type: GrantFiled: May 13, 1998Date of Patent: July 18, 2000Assignee: Wacker-Chemie GmbHInventors: Herbert Eck, Peter Ball, Reiner Figge