Patents Assigned to BASF
  • Patent number: 6884839
    Abstract: Aqueous primary dispersions and coating materials comprising dispersed and/or emulsified, solid and/or liquid polymer particles and/or dispersed solid core shell particles having a diameter?500 nm preparable by controlled free-radical microemulsion or miniemulsion polymerization of A) at least one olefinically unsaturated monomer and B) at least one olefinically unsaturated monomer which is different than the olefinically unsaturated monomer (A) and has the general formula I: R1R2C?CR3R4 (I), in which the radicals R1, R2, R3 and R4 independently of one another are hydrogen atoms or substituted or unsubstituted alkyl, cycloalkyl, alkylcycloalkyl, cycloalkylalkyl, aryl, alkylaryl, cycloalkylaryl, arylalkyl or arylcycloalkyl radicals, with the proviso that at least two of the variables R1, R2, R3 and R4 are substituted or unsubstituted aryl, arylalkyl or arylcycloalkyl radicals, especially substituted or unsubstituted aryl radicals; and in the presence of (C) at least one hydrophobic cross-linking agent for the
    Type: Grant
    Filed: November 8, 2000
    Date of Patent: April 26, 2005
    Assignee: BASF Coatings AG
    Inventors: Maximilian Bendix, Reinhold Clauss, Ralf Nickolaus, Wolfgang Bremser
  • Patent number: 6884614
    Abstract: Isolated nucleic acid molecules, designated PTS nucleic acid molecules, which encode novel PTS proteins from Corynebacterium glutamicum are described. The invention also provides antisense nucleic acid molecules, recombinant expression vectors containing PTS nucleic acid molecules, and host cells into which the expression vectors have been introduced. The invention still further provides isolated PTS proteins, mutated PTS proteins, fusion proteins, antigenic peptides and methods for the improvement of production of a desired compound from C. glutamicum based on genetic engineering of PTS genes in this organism.
    Type: Grant
    Filed: June 27, 2000
    Date of Patent: April 26, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Markus Pompejus, Burkhard Kröger, Hartwig Schröder, Oskar Zelder, Gregor Haberhauer
  • Patent number: 6884743
    Abstract: The present invention relates to the manufacture of solid materials or shaped bodies containing at least one zeolite and being at least partly crystalline. Furthermore, the present invention relates to the solid materials or shaped bodies as such and to the use of these materials for reactions of compounds having at least one C—C double bond with at least one hydroperoxide. Specifically, the present invention relates to a process for the manufacture of a solid material containing at least one zeolite and being at least partly crystalline, wherein the synthesis of the said solid material involves at least one partial step of contacting at least one transition metal oxide source with at least one epoxide or hydrolysate thereof prior to or during the at least partial crystallization of said solid material.
    Type: Grant
    Filed: September 16, 2002
    Date of Patent: April 26, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Müller, Georg Krug, Peter Bassler, Hans-Georg Göbbel, Peter Rudolf, Joaquim Henrique Teles
  • Publication number: 20050085616
    Abstract: Aqueous dispersions composed of polycarbodiimides which carry substantially no carboxyl groups and I are obtained from polyisocyanates of the formula I OCN—(Rc—N?C?N)n—Rc—NCO ??(I) where Rc is a divalent hydrocarbon radical with or without urea, urethane, ester and/or ether groups, as is obtained by removal of the isocyanate groups from a simple organic isocyanate or from a prepolymer which contains urethane groups and, if desired, ether or ester groups and which carries terminal isocyanate groups, two or more radicals Rc present in the same molecule having identical or different definitions, and n being from 1 to 20, or II are of the formula (II) Rd—(Rc—N?C?N—Rc)n—Rd ??(II) where n is a number from 1 to 20, Rc is as defined for the formula (I), Rd is —NH2 and Re independently at each occurrence is C1 to C20 alkyl or alkenyl, C5 to C12 cycloalkyl, C6 to C20 aryl or C7 to C20 aralkyl, in which 1 to 4 hydrogen atoms of the radical Re may be substituted by substituents that are inert toward carbodi
    Type: Application
    Filed: February 4, 2003
    Publication date: April 21, 2005
    Applicant: BASF Aktiengesellschaft
    Inventors: Ulrike Licht, Karl Haberle
  • Publication number: 20050085603
    Abstract: Complexes of the formula I where M?Ni, Pd; process for preparing the metal complexes and the use of the complexes obtainable in this way for the polymerization and copolymerization of olefins, for example in suspension polymerization processes, gas-phase polymerization processes and bulk polymerization processes.
    Type: Application
    Filed: October 12, 2004
    Publication date: April 21, 2005
    Applicant: BASF Akiengesellschaft
    Inventors: Marc Kristen, Peter Preishuber-Pflugl, Benno Bildstein, Alexander Krajete
  • Publication number: 20050085646
    Abstract: The present invention relates to a process for treating a solid material containing at least one zeolite and being at least partly crystalline or treating a shaped body obtained from said solid material wherein said solid material or shaped body is brought in contact with a composition containing water after at least one of the following steps of an integrated process for producing a solid material or a shaped body containing at least one zeolite: (i) after step (II) of separating the at least partly crystalline solid material from its mother liquor or (ii) after step (S) of shaping said solid material into a shaped body or (iii) after a step (C) of calcining said solid material or said shaped body. The present invention furthermore relates to the solid material obtainable by the inventive process and the shaped body obtainable by the inventive process.
    Type: Application
    Filed: October 12, 2004
    Publication date: April 21, 2005
    Applicant: BASF Aktiengesellschaft
    Inventors: Ulrich Muller, Georg Krug, Peter Bassler, Hans-Georg Gobbel, Peter Rudolf, Joaquim Teles
  • Publication number: 20050084469
    Abstract: The present invention relates to cationic polymers, to processes for the preparation thereof, and to the use thereof in cosmetic formulations.
    Type: Application
    Filed: March 13, 2003
    Publication date: April 21, 2005
    Applicant: BASF Aktiengesellschaft
    Inventors: Claudia Wood, Maximilian Angel, Lysander Chrisstoffels
  • Patent number: 6881791
    Abstract: A curable, water-based coating composition comprising a reaction product of: a copolymer comprising a free-radical polymerization product of: a first block comprising a reaction product of: a plurality of ethylenically unsaturated monomers, and a vinyl aromatic hydrocarbon monomer, wherein at least one monomer of the plurality of ethylenically unsaturated monomers includes a functional group that can react with a water-dispersible cross-linking agent, and at least one monomer of the plurality of ethylenically unsaturated monomers is present in an amount such that it can render the copolymer water dispersible, and a second block comprising a reaction product of at least one ethylenically unsaturated monomer, wherein at least a portion of which are non-functional, and a water-dispersible cross-linking agent, wherein the water-based copolymer is free of salt structures.
    Type: Grant
    Filed: June 5, 2003
    Date of Patent: April 19, 2005
    Assignee: BASF Corporation
    Inventors: Swaminathan Ramesh, Paul Harris, Wolfgang Bremser, Walter H. Ohrbom
  • Patent number: 6881742
    Abstract: Novel benzamidoxime derivatives, processes and intermediates for their preparation and their use as fungicides are described. In the context of the present invention, benzamidoxime derivatives are compounds of the formula I where: A is an aryl or hetaryl radical; Y is a straight-chain or branched C1-C4-alkylene group, where one carbon can be replaced by oxygen, nitrogen or sulfur or by a cyclopropyl group; Rn1 are one to five identical or different radicals from the group consisting of: hydrogen, halogen, C1-C6-alkyl, C1-C6-alkoxy, C1-C4-haloalkyl, C1-C4-haloalkoxy, C1-C4-alkylthio, C1-C4-alkoxyalkoxy; R2 is unsubstituted or substituted phenyl-C1-C6-alkyl, thienyl-C1-C4-alkyl, or pyrazolyl-C1-C4-alkyl, Rp3 are one to five identical or different radicals from the group consisting of: hydrogen, halogen, C1-C6-alkyl, C1-C6-alkoxy, C1-C4-haloalkyl, C1-C4-haloalkoxy, C1-C4-alkylthio, C1-C4-alkoxyalkoxy, C1-C6-alkylcarbonyl; n is 0-5; p is, depending on the number of free valencies, 0-4.
    Type: Grant
    Filed: October 5, 2000
    Date of Patent: April 19, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Joachim Rheinheimer, Karl Eicken, Ingo Rose, Thomas Grote, Eberhard Ammermann, John-Bryan Speakman, Siegfried Strathmann, Gisela Lorenz
  • Patent number: 6881702
    Abstract: A catalyst suitable for the gas-phase oxidation of organic compounds to ?,?-unsaturated aldehydes and/or carboxylic acids and having an active phase comprising a multimetal oxide material is prepared by a process in which a particulate catalyst precursor which contains oxides and/or compounds of the elements other than oxygen which constitute the multimetal oxide material, which compounds can be converted into oxides, is prepared and said catalyst precursor is converted by calcination into a catalytically active form, wherein a stream of the particulate catalyst precursor is passed at substantially constant speed through at least one calcination zone at constant temperature for calcination.
    Type: Grant
    Filed: September 20, 2001
    Date of Patent: April 19, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Heiko Arnold, Signe Unverricht, Raimund Felder, Klaus Harth, Klaus Joachim Müller-Engel
  • Patent number: 6881848
    Abstract: A process for the preparation of a compound of formula (I) comprising oxidizing a compound of formula (II) with trifluoroperacetic acid in the presence of a corrosion inhibiting compound such as boric acid. Also, a process for preparing a compound of formula (II) by adding sulfur dioxide to a mixture of the corresponding disulfide, a formate salt, trifluoromethyl bromide and a polar solvent; and a process for preparing the disulfide comprising adding S2Cl2 to a solution, in an organic solvent, of the corresponding 4-unsubstituted pyrazole.
    Type: Grant
    Filed: July 3, 2003
    Date of Patent: April 19, 2005
    Assignee: BASF Agro B.V. Arnhem (NL), Wädenswil-Branch
    Inventors: Jean-Louis Clavel, Isabelle Pelta, Sylvie Le Bars, Philippe Charreau
  • Patent number: 6881779
    Abstract: The present invention provides a compound having anionic functional groups that is useful as a pigment dispersant in waterborne coating compositions, particularly in anodic electrocoat compositions. The compound comprises an acrylic backbone having a stabilizing substituent and a plurality of anionic groups. The anionic groups result from the incorporation of a plurality of acid groups into the acrylic backbone followed by reaction with organic amine.
    Type: Grant
    Filed: November 8, 2001
    Date of Patent: April 19, 2005
    Assignee: BASF Corporation
    Inventor: Timothy S. December
  • Patent number: 6881867
    Abstract: In a process for the hydroformylation of ethylenically unsaturated compounds, at least one complex of a metal of transition group VIII. with at least one phosphorus-, arsenic- or antimony-containing compound as ligand is used as hydroformylation catalyst, where the compound used as ligand in each case comprises two groups which comprise a P, As or Sb atom and at least two further hetero atoms and are bound to a xanthene-like molecular framework. New compounds of this type and catalysts which comprise at least one complex of a metal of transition group VIII. with at least one such compound as ligand are also provided.
    Type: Grant
    Filed: September 17, 2001
    Date of Patent: April 19, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Ahlers, Dag Wiebelhaus, Rocco Paciello, Michael Bartsch, Robert Baumann, Dieter Vogt, Alison Hewat
  • Patent number: 6880461
    Abstract: Flexographic printing plates are produced by means of direct laser engraving by a process in which the starting material used is a flexographic printing element which has a relief-forming layer comprising a combination of a styrene/butadiene block copolymer and 20-40% by weight of a plasticizer. Flexographic printing plates obtainable by this process are used for flexographic printing with water-based or alcohol-based printing inks.
    Type: Grant
    Filed: June 16, 2003
    Date of Patent: April 19, 2005
    Assignee: BASF Drucksysteme
    Inventor: Margit Hiller
  • Patent number: 6881854
    Abstract: The invention relates to a process for conjugating two double bonds separated by a methylene bridge in a long-chain alkene, in which the long-chain alkene is isomerized with an a) imino base, or b) iminophosphorane base, as catalyst.
    Type: Grant
    Filed: March 26, 2002
    Date of Patent: April 19, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Arne Ptock, Kai-Uwe Baldenius, Andreas Keller
  • Patent number: 6881853
    Abstract: A process for preparing propylene oxide comprises at least the following steps: (a) propene is reacted with a hydroperoxide in a solvent in the presence of a zeolite catalyst to give a mixture (M0), where the mixture (M0) comprises propylene oxide, solvent, unreacted propene, unreacted hydroperoxide and oxygen, (b) the propylene oxide is separated from the mixture (M0) so as to give a mixture (M1) which comprises unreacted propene and oxygen, (c) the mixture (M1) is brought into contact with a liquid medium comprising at least a solvent to give the mixtures (M2) and (M3), where the mixture (M3) comprises part of the unreacted propene and oxygen and the mixture (M2) comprises solvent and residual propene, and ?the mixture (M3) which has been separated off and comprises unreacted propene and oxygen has a ratio of oxygen to propene such that the mixture (M3) is not ignitable, and ?the mixture (M2) is fed to at least one reaction of propene with hydroperoxide.
    Type: Grant
    Filed: July 18, 2002
    Date of Patent: April 19, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Joaquim Henrique Teles, Alwin Rehfinger, Anne Berg, Peter Rudolf, Norbert Rieber, Peter Bassler
  • Patent number: 6881356
    Abstract: A process for preparing a solution of sulfone-containing tanning materials comprises a) preparing a component A by a1) reacting phenol with concentrated sulfuric acid, with oleum of an SO3 content of from 20 to 65% by weight or with a mixture of sulfuric acid and oleum of an SO3 content of from 20 to 65% by weight, the molar ratio of total sulfuric acid, reckoned as SO3, to phenol being in the range from 0.7:1 to 1.5:1, at from 100 to 180° C. to form a mixture containing phenolsulfonic acid, dihydroxydiphenyl sulfone and sulfuric acid, or mixing the individual components to prepare a corresponding mixture, a2) then condensing said mixture with from 0.25 to 4 mol of urea and with from 0.5 to 4 mol of an aliphatic aldehyde of 1 to 6 carbon atoms per mole of phenol units present at from 40 to 90° C., a3) optionally adding a base to set a pH of from 4 to 5, b) preparing a component B by b1) reacting dihydroxydiphenyl sulfone with from 0.
    Type: Grant
    Filed: August 16, 2002
    Date of Patent: April 19, 2005
    Assignee: BASF Aktiengesellschaft
    Inventors: Gunther Pabst, Gerhard Wolf, Jürgen Kast, Jürgen Werner
  • Publication number: 20050080171
    Abstract: Pigment preparations including as essential constituents (A) from 60 to 90% by weight of at least one pigment, (B) from 10 to 40% by weight of at least one nonionic surface-active additive based on polyethers, and (C) from 0.1 to 10% by weight of at least one anionic surface-active additive based on sulfonates, sulfates, phoshonates or phosphates, the sum total of the weight percentages not exceeding 100% by weight, are prepared and used for pigmenting macromoleular organic and inorganic materials.
    Type: Application
    Filed: January 30, 2003
    Publication date: April 14, 2005
    Applicant: BASF Aktiengesellschaft
    Inventors: Hansulrich Reisacher, Juan Gomez
  • Publication number: 20050080196
    Abstract: Disclosed is a method for making nongelled addition polymers, especially carbamate functional additional polymers from linear unsaturated anhydrides. The method comprises reacting an unsaturated linear anhydride with an active hydrogen compound to provide two monomers comprising polymerizable C?C bonds, at least one of said monomers comprising an acid functional group; polymerizing the polymerizable C?C bonds of the two monomers to provide an acid functional polymerization product; and reacting the acid functional polymerization product with an epoxy functional compound to provide a nongelled addition polymer, wherein the disclosed method does not include a step comprising the physical removal of any acid functional monomers or polymerization products. Also disclosed is a curable coating composition containing the resulting carbamate functional polymer, as well as a coated substrate comprising a cured film resulting from the application and curing of the disclosed curable coating composition.
    Type: Application
    Filed: October 1, 2004
    Publication date: April 14, 2005
    Applicant: BASF Corporation
    Inventors: Swaminathan Ramesh, Paul Harris, Walter Ohrbom, Donald Campbell, Donald St. Aubin, Ulrike Rockrath
  • Publication number: 20050080213
    Abstract: The present invention relates to the use of acetophenone or benzophenone derivatives of the formula I where R is unsubstituted or substituted C1 to C3 alkyl, C6 to C10 aryl or aralkyl having from 6 to 10 carbon atoms in the aryl moiety and from 1 to 6 carbon atoms in the alkyl moiety as copolymerizable photoinitiators. The invention further relates to copolymers containing acetophenone or benzophenone derivatives of the formula I in copolymerized form, to processes for preparing said copolymers, and to the use of said copolymers in UV crosslinkable compositions.
    Type: Application
    Filed: February 4, 2003
    Publication date: April 14, 2005
    Applicant: BASF Aktiengesellshaft
    Inventors: Harald Meyer, Heike Becker, Ulrich Erhardt, Karl-Heinz Schumacher, Martin Jung, Jochem Henkelmann