Patents by Inventor Manfred Schwartz

Manfred Schwartz 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).

  • Patent number: 11174393
    Abstract: The present invention relates to a specific radiation-curable coating composition for improving the surface adhesion of plastic parts and its uses as a primer coat, as a base coat or as a clear coat. The composition may be pigmented or unpigmented and may be cured by UV and/or EB. The invention also relates to cured coating resulting from this cure and to the coated plastic substrate with improved surface adhesion.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: November 16, 2021
    Assignee: Arkema France
    Inventors: Xavier Francois Drujon, Manfred Schwartz, Bernd Laubkermeier, Michaela Wilfert, Markus Holzel
  • Publication number: 20210130622
    Abstract: The present invention relates to a specific radiation-curable coating composition for improving the surface adhesion of plastic parts and its uses as a primer coat, as a base coat or as a clear coat. The composition may be pigmented or unpigmented and may be cured by UV and/or EB. The invention also relates to cured coating resulting from this cure and to the coated plastic substrate with improved surface adhesion.
    Type: Application
    Filed: July 5, 2018
    Publication date: May 6, 2021
    Inventors: Xavier Francois DRUJON, Manfred SCHWARTZ, Bernd LAUBKERMEIER, Michaela WILFERT, Markus HOLZEL
  • Publication number: 20040087702
    Abstract: Clay moldings comprise a mineral material based on clay minerals as the main component and at least one hydrophopic, film-forming polymer uniformly distributed in the molding.
    Type: Application
    Filed: March 3, 2003
    Publication date: May 6, 2004
    Inventors: Mario Sandor, Manfred Schwartz, Bertold Bechert, Joachim Pakusch, Hans-Jurgen Denu, Dietbert Knofel, Karl-Georg Bottger
  • Publication number: 20040009362
    Abstract: Moldings comprise a base element consisting of a cement-bound mineral material, which may be modified with polymers, and a mineral coating present on at least one of the main surfaces of the base element and comprising a polymer-modified mineral material which contains at least one clay mineral as the main component and at least one film-forming, hydrophobic polymer distributed in the mineral material.
    Type: Application
    Filed: March 4, 2003
    Publication date: January 15, 2004
    Inventors: Mario Sandor, Manfred Schwartz, Bertold Bechert, Harm Wiese
  • Patent number: 6645563
    Abstract: Aqueous formulations comprising as film-forming constituent at least one copolymer P, synthesized from ethylenically unsaturated monomers M, are used for coating shaped mineral articles, the copolymer P having a glass transition temperature in the range from −25 to +80° C. and the monomers M comprising more than 0.2% by weight and up to 5% by weight, based on their overall weight, of itaconic acid as monomer M1.
    Type: Grant
    Filed: December 7, 2000
    Date of Patent: November 11, 2003
    Assignee: BASF Aktiengesellschaft
    Inventors: Cheng-Le Zhao, Manfred Schwartz, Bertold Bechert, Harm Wiese, Wolfgang Hümmer
  • Patent number: 6531179
    Abstract: The invention describes a method of coating a concrete molding which comprises a) the application of at least one plastic, cement-bound mineral composition to an uncoated mineral molding wherein said plastic composition comprises at least one aqueous polymer dispersion and b) bringing about the setting of the plastic composition, wherein the aqueous polymer dispersion comprises: at least one polymer P in the form of dispersed polymer particles with a glass transition temperature of from −20 to +80° C., the polymer containing not more than 2% by weight of copolymerized monoethylenically unsaturated monomers having an acid group.
    Type: Grant
    Filed: December 27, 2000
    Date of Patent: March 11, 2003
    Assignee: BASF Aktiengesellschaft
    Inventors: Manfred Schwartz, Bertold Bechert, Hans-Jürgen Denu, Eckehardt Wistuba
  • Patent number: 6500492
    Abstract: The present invention provides for the use of film-forming aqueous formulations comprising in dispersed form at least one crosslinked copolymer P for coating shaped mineral articles and for a method of coating shaped mineral articles, said copolymer P comprising in copolymerized form a) from 80 to 99.89% by weight of at least one monomer selected from esters of acrylic acid with C1-C12-alkanols, esters of methacrylic acid with C1-C8-alkanols, and monovinylaromatics, b) from 0.1 to 19.99% by weight of at least one monomer different from a), and c) from 0.01 to 1.9% by weight of at least one crosslinking monomer selected from esters of acrylic or methacrylic acid with linear or branched C3-C6-alkenols, cyclic C5-C7-alkenols and polycyclic C2-C12-alkenols.
    Type: Grant
    Filed: March 28, 2001
    Date of Patent: December 31, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Manfred Schwartz, Bertold Bechert, Harm Wiese, Wolfgang Hümmer
  • Patent number: 6476097
    Abstract: An essentially solventless pigmented aqueous formulation which comprises: i) at least one polymer A in the form of polymer particles in disperse distribution, said particles comprising, from 80 to 99.9% by weight, based on the overall weight of the polymer A, of a water-insoluble polymer 1 having a glass transition temperature Tg1 in the range from −50 to +40° C., built up from ethylenically unsaturated monomers M1, and from 0.1 to 20% by weight, based on the overall weight of the polymer A, of one or more water-insoluble polymers i having a glass transition temperature Tgi of more than 50° C., built up from ethylenically unsaturated monomers Mi, ii) at least one pigment and, if desired, one or more extenders.
    Type: Grant
    Filed: January 8, 2001
    Date of Patent: November 5, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Cheng-Le Zhao, Uwe Dittrich, Manfred Schwartz, Wolfgang Hümmer
  • Patent number: 6472024
    Abstract: A method of coating a mineral molding includes applying at least one aqueous preparation to at least one surface of the molding, the aqueous preparation including: (i) as film-forming constituent at least one polymer P which is composed of ethylenically unsaturated monomers M and which is present in dispersed form in the aqueous phase of the aqueous preparation and which has a glass transition temperature TG in the range from −25 to +80° C.
    Type: Grant
    Filed: July 9, 1999
    Date of Patent: October 29, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Manfred Schwartz, Bertold Bechert, Harm Wiese, Wolfgang Hümmer
  • Publication number: 20020146515
    Abstract: The invention relates to the use of aqueous compositions comprising:
    Type: Application
    Filed: February 4, 2002
    Publication date: October 10, 2002
    Applicant: BASF Aktiengesellschaft
    Inventors: Manfred Schwartz, Bertold Bechert
  • Patent number: 6376570
    Abstract: The present invention provides aqueous pigmented coating compositions having a pigment volume concentration pvc of at least 10 which are essentially free from volatile organic compounds and comprise: (i) at least one aqueous room temperature film forming polymer dispersion of at least one polymer P which is composed of esters of acrylic acid with C2-C20 alkanols or C5-C10 cycloalkanols and/or esters of methacrylic acid with C1-C20 alkanols or C5-C10 cycloalkanols, (ii) at least one inorganic pigment and, if desired, organic or inorganic fillers, (iii) from 0.05 to <0.3% by weight, based on the polymer P, of at least one nonpolymerizable photoinitiator, (iv) water, and customary auxiliaries.
    Type: Grant
    Filed: April 19, 2000
    Date of Patent: April 23, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Cheng-Le Zhao, Uwe Dittrich, Manfred Schwartz, Gernot Franzmann
  • Patent number: 6372287
    Abstract: The present invention provides for the use of aqueous film-forming formulations comprising at least one copolymer P as film-forming constituent which is present in disperse form in the formulation and is composed of ethylenically unsaturated monomers M, the monomers M comprising i. from 70 to 99.9% by weight of at least one ester of methacrylic acid with a C1-C10-alkanol and ii. from 0.1 to 30% by weight of at least one different monoethylenically unsaturated monomer and at least 50% by weight of the monomers M being other than methyl methacrylate and not more than 1% by weight of the monomers M having two or more ethylenically unsaturated double bonds, for coating mineral moldings. The present invention additionally provides a method of coating the mineral moldings, and also the mineral moldings themselves.
    Type: Grant
    Filed: September 11, 2000
    Date of Patent: April 16, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Manfred Schwartz, Bertold Bechert, Harm Wiese, Wolfgang Hümmer, Bernd Reck
  • Publication number: 20010007711
    Abstract: The invention describes a method of coating a concrete molding which comprises a) the application of at least one plastic, cement-bound mineral composition to an uncoated mineral molding wherein said plastic composition comprises at least one aqueous polymer dispersion and b) bringing about the setting of the plastic composition, wherein the aqueous polymer dispersion comprises: at least one polymer P in the form of dispersed polymer particles with a glass transition temperature of from −20 to +80° C., the polymer containing not more than 2% by weight of copolymerized monoethylenically unsaturated monomers having an acid group.
    Type: Application
    Filed: December 27, 2000
    Publication date: July 12, 2001
    Applicant: BASF Aktiengesellschaft
    Inventors: Manfred Schwartz, Bertold Bechert, Hans-Juergen Denu, Eckehardt Wistuba
  • Publication number: 20010000232
    Abstract: Aqueous formulations comprising as film-forming constituent at least one copolymer P, synthesized from ethylenically unsaturated monomers M, are used for coating shaped mineral articles, the copolymer P having a glass transition temperature in the range from −25° to +80° C. and the monomers M comprising more than 0.2% by weight and up to 5% by weight, based on their overall weight, of itaconic acid as monomer M1.
    Type: Application
    Filed: December 7, 2000
    Publication date: April 12, 2001
    Inventors: Cheng-Le Zhao, Manfred Schwartz, Bertold Bechert, Harm Wiese, Wolfgang Hummer
  • Patent number: 6162505
    Abstract: The present invention relates to a process for coating mineral moldings with film-forming aqueous formulations in which in succession at least one 1st formulation comprising at least one copolymer P1 as binder and at least one inorganic pigment is applied to the mineral molding and, if desired, is dried and then at least one 2nd formulation comprising at least one copolymer P2 as binder and, if desired, inorganic pigment is applied, the copolymers P1 and P2 each being composed of monomers A, B and, if desired, C, wherein identical monomers A and B are selected in each case for the copolymers P1 and P2 and the 1st. formulation has a pigment volume concentration which is greater by at least 10 than that of the 2nd formulation, and to a composition of said 1st and 2nd formulations and to the use of said 1st and 2nd formulations for coating mineral moldings.
    Type: Grant
    Filed: March 8, 1999
    Date of Patent: December 19, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Manfred Schwartz, Bertold Bechert
  • Patent number: 6136383
    Abstract: Radiation-curable preparations comprise at least one polymer which has ethylenically unsaturated double bonds and are used for the coating of mineral moldings.A process for coating mineral moldings, and also mineral moldings which have a coating cured by radiation, are also described.
    Type: Grant
    Filed: July 28, 1998
    Date of Patent: October 24, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Manfred Schwartz, Klaus Menzel, Bertold Bechert, Erich Beck, Wolfgang Reich
  • Patent number: 5696185
    Abstract: Aqueous dispersions of polymers which have a high glass transition temperature and a low average molecular weight and contain a specific amount of methacrylic acid as polymerized units are suitable, in liquid or dried form, as additives for improving the flow behavior of cement-containing mineral building materials having binding properties.
    Type: Grant
    Filed: July 17, 1996
    Date of Patent: December 9, 1997
    Assignee: BASF Aktiengesellschaft
    Inventors: Wilhelm Friedrich Beckerle, Rolf Petri, Bernhard Dotzauer, Manfred Schwartz, Maximilian Angel
  • Patent number: 5576404
    Abstract: Aqueous dispersions of polymers which have a high glass transition temperature and a low average molecular weight and contain a specific amount of methacrylic acid as polymerized units are suitable, in liquid or dried form, as additives for improving the flow behavior of cement-containing mineral building materials having binding properties.
    Type: Grant
    Filed: December 14, 1995
    Date of Patent: November 19, 1996
    Assignee: BASF Aktiengesellschaft
    Inventors: Wilhelm F. Beckerle, Rolf Petri, Bernhard Dotzauer, Manfred Schwartz, Maximilian Angel
  • Patent number: 5512629
    Abstract: Aqueous dispersions of polymers which have a high glass transition temperature and a low average molecular weight and contain a specific amount of methacrylic acid as polymerized units are suitable, in liquid or dried form, as additives for improving the flow behavior of cement-containing mineral building materials having binding properties.
    Type: Grant
    Filed: May 20, 1994
    Date of Patent: April 30, 1996
    Assignee: BASF Aktiengesellschaft
    Inventors: Wilhelm F. Beckerle, Rolf Petri, Bernhard Dotzauer, Manfred Schwartz, Maximilian Angel
  • Patent number: 5314936
    Abstract: The invention relates to an aqueous polymer dispersion which may optionally contain mineral additives and/or pigments and which essentially consists of a mixture ofA) a 20% to 65% w/w aqueous dispersion of a copolymer of(a) an olefinically unsaturated compound containing one or more carboxyl groups and/or amide groups, and(b) at least two monomers selected from the group consisting of acrylates and methacrylates and vinylaromatic compounds, andB) from 0.1 to 5% w/w, based on the weight of the copolymer contained in component (A), of at least one aromatic ketone of the general formula (I) ##STR1## in which R stands for an alkyl or aryl radical and R.sup.1 stands for an aryl radical containing from 1 to 3 radicals of the formula --O--C(O)--O-- attached to one or more oxaalkylene groups.Such polymer dispersions are suitable for the manufacture of paints and coating systems.
    Type: Grant
    Filed: February 12, 1992
    Date of Patent: May 24, 1994
    Assignee: BASF Aktiengesellschaft
    Inventors: Manfred Schwartz, Reinhard Baecher, Bernhard Dotzauer, Eckehardt Wistuba, Andreas Boettcher