Patents by Inventor Clemens Auschra

Clemens Auschra 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).

  • Publication number: 20200317906
    Abstract: Aqueous silicone polymer emulsion The presently claimed invention relates to a composition in form of an emulsion of water incompatible silicone oil comprising droplets of silicone oil dispersed in a continuous aqueous phase. The composition provides better slip and mar resistance, anti-blocking properties and optical properties to the coating formulations, printing ink, personal care product compositions, textiles, leather and indirect food contact applications.
    Type: Application
    Filed: October 16, 2018
    Publication date: October 8, 2020
    Applicant: BASF SE
    Inventors: Andreas GERNANDT, Clemens AUSCHRA, Ralf KNISCHKA
  • Patent number: 10752736
    Abstract: The invention relates to a process for preparing oligo- or polyalkylene ether-modified polysiloxanes by transesterification of alkoxy-functionalized polysiloxanes with OH-terminated oligo- or polyalkylene ethers in the presence of an alkanesulfonic acid as catalyst. Oligo- or polyalkylene ether-modified polydimethylsiloxanes obtainable through this process are suitable as defoamers, as wetting agents, and as additives in coating material formulations.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: August 25, 2020
    Assignee: BASF SE
    Inventors: Lothar Engelbrecht, Wolfgang Peter, Andreas Gernandt, Clemens Auschra, Ralf Knischka, Reiner Kranwetvogel
  • Patent number: 10730967
    Abstract: The present invention relates to novel polymer compositions, to a process for their manufacturing, to the use of said polymer compositions for modifying the viscosity of aqueous compositions, and to water-borne coating compositions containing the novel polymer compositions as thickeners. The polymer compositions comprise a polymer material which is obtainable by reacting: a) a polymer P1 having at least one functional group of the formula (I), where k is an integer from 0 to 4; n is 0 or 1 p is an integer from 1 to 10, the number average of p being from 1.5 to 10; Q is a divalent moiety selected from the group consisting of —O— and —NH—; P is a p-valent hydrophilic neutral polymer radical; and R1 is as defined in the claims; with b) a succinic anhydride of the formula (II) where R is C4-C24-alkyl or C4-C24-alkenyl.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: August 4, 2020
    Assignee: BASF SE
    Inventors: Huiguang Kou, Clemens Auschra, Dario Perera-Diez
  • Publication number: 20200165368
    Abstract: The presently claimed invention relates to polymer with branched structure, in particular, hydrophobically modified alkali-soluble (or alkali-swellable) emulsion (HASE) copolymers which are effective thickeners at high shear rates and at the same time offer a Newtonian rheology profile and their use in aqueous compositions, particularly in aqueous coating formulations as well as a method for preparing hydrophobically modified alkali-soluble (or alkali-swellable) emulsion copolymers.
    Type: Application
    Filed: March 28, 2018
    Publication date: May 28, 2020
    Applicant: BASF SE
    Inventors: Matthias MAIER, Clemens AUSCHRA, Huiguang KOU
  • Patent number: 10584263
    Abstract: The present invention relates to aqueous polymer-silicon oil hybrid compositions in the form of aqueous dispersions of finely divided polymer-silicon oil hybrid particles which comprise at least one water-insoluble polymer P made of ethylenically unsaturated monomers M, at least one surface-active substance and at least non-polymerizable, non-polar silicon oil. The present invention relates in particular to the use of these compositions as additives in aqueous coating and printing ink compositions.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: March 10, 2020
    Assignee: BASF SE
    Inventors: Frank Pirrung, Lothar Engelbrecht, Clemens Auschra, Jens-Uwe Voigt, Ralf Knischka
  • Publication number: 20200048388
    Abstract: The presently claimed invention relates to novel monomers which can be used for preparing polymers which are useful as dispersants for pigments and fillers, as wetting agent and as thickening agents in liquid compositions.
    Type: Application
    Filed: October 24, 2017
    Publication date: February 13, 2020
    Applicant: BASF SE
    Inventors: Huiguang KOU, Clemens AUSCHRA, Frank PIRRUNG, Dario PERERA-DIEZ
  • Patent number: 10316114
    Abstract: This invention relates to end-functionalized living polymers or copolymers having a structure represented by the general formula 1 or 2, wherein R1 is a hydrogen atom, a methyl group, or a radically non-polymerizable organic group containing 1 to 20 carbon atoms.
    Type: Grant
    Filed: March 29, 2011
    Date of Patent: June 11, 2019
    Assignee: BASF SE
    Inventors: Huiguang Kou, Andreas Moeck, Clemens Auschra, Peter Nesvadba, Frank Oliver Heinrich Pirrung, Andreas Gernandt
  • Patent number: 10301434
    Abstract: The present invention relates to novel block copolymers of general formula (I). The invention further relates to a method for producing such block copolymers and to the use of such block copolymers, particularly as additives in liquid coating-agent compositions. A{X—[O—C(O)NH—Y—NH—C(O)—O-M-B]k}n (I).
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: May 28, 2019
    Assignee: BASF SE
    Inventors: Lothar Engelbrecht, Frank Pirrung, Clemens Auschra, Ralf Knischka, Reiner Kranwetvogel
  • Publication number: 20190092903
    Abstract: The present invention relates to polyalkylene imine based polymers, which have aliphatic polyester groups attached to the polyalkylenimine backbone via an carboxamide group. The novel polymers are particularly useful as dispersants for pigments, in particular as dispersants for pigments in non-aqueous compositions. The polyalkylene imine based polymers are characterized by having a) a polyalkylene imine backbone; b) at least one aromatic moiety P.1, which is bound to a nitrogen atom of the polyalkylene imine backbone via an carboxamide or carboximide group; and c) at least one aliphatic polyester moiety P.2, which is bound to a nitrogen atom of the polyalkylene imine backbone via an carboxamide group.
    Type: Application
    Filed: February 8, 2017
    Publication date: March 28, 2019
    Applicant: BASF SE
    Inventors: Huiguang KOU, Clemens AUSCHRA, Matthias MAIER, Steffen ONCLIN
  • Patent number: 10131750
    Abstract: A polymer composition, obtainable by reacting a) a polymer P1 having at least one functional group of the formula (I) and a polymer backbone B, and b) a polymer P2 which is a polyolefine succinic anhydride:
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: November 20, 2018
    Assignee: BASF SE
    Inventors: Huiguang Kou, Steffen Onclin, Clemens Auschra, Marion Nitsch
  • Publication number: 20180305548
    Abstract: The invention relates to a process for preparing oligo- or polyalkylene ether-modified polysiloxanes by transesterification of alkoxy-functionalized polysiloxanes with OH— terminated oligo- or polyalkylene ethers in the presence of the tetra-n-C1-C6-alkoxy- titanate as catalyst. Oligo- or polyalkylene ether-modified polydimethylsiloxanes obtainable through this process are suitable as defoamers, as wetting agents, and as additives in coating material formulations.
    Type: Application
    Filed: November 2, 2016
    Publication date: October 25, 2018
    Applicant: BASF SE
    Inventors: Lothar ENGELBRECHT, Wolfgang PETER, Clemens AUSCHRA, Ralf KNISCHKA, Reiner KRANWETVOGEL
  • Publication number: 20180298149
    Abstract: The invention relates to a process for preparing oligo- or polyalkylene ether-modified polysiloxanes by transesterification of alkoxy-functionalized polysiloxanes with OH-terminated oligo- or polyalkylene ethers in the presence of an alkanesulfonic acid as catalyst. Oligo- or polyalkylene ether-modified polydimethylsiloxanes obtainable through this process are suitable as defoamers, as wetting agents, and as additives in coating material formulations.
    Type: Application
    Filed: November 2, 2016
    Publication date: October 18, 2018
    Applicant: BASF SE
    Inventors: Lothar ENGELBRECHT, Wolfgang PETER, Andreas GERNANDT, Clemens AUSCHRA, Ralf KNISCHKA, Reiner KRANWETVOGEL
  • Patent number: 9944786
    Abstract: The present invention relates to a composition, comprising a binder resin, a block copolymer which comprises at least a block A and a block B, wherein the block A comprises monomer units derived from a compound selected from (meth)acrylic acid, a (meth)acrylic acid ester, a (meth)acrylamide, a vinyl aromatic compound, or any mixture thereof, the block B comprises monomer units derived from a compound selected from a fluorinated (meth)acrylic ester having the following formula (I): H2C?C(R1)(C(O)ORF-1)??(I) wherein R1 is H or methyl; and RF-1 is an organic residue containing a perfluorinated C4-6 alkyl group, a fluorinated alpha-olefin having the following formula (II): H2C?CH(RF-2)??(II) wherein RF-2 is an organic residue containing a perfluorinated C4-6 alkyl group, i.e., —(CF2)3-5—CF3 or any mixture thereof.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: April 17, 2018
    Assignee: BASF SE
    Inventors: Mary Thomson, Ralf Knischka, Clemens Auschra, Lothar Engelbrecht
  • Publication number: 20170362351
    Abstract: The present invention relates to novel polymer compositions, to a process for their manufacturing, to the use of said polymer compositions for modifying the viscosity of aqueous compositions, and to water-borne coating compositions containing the novel polymer compositions as thickeners. The polymer compositions comprise a polymer material which is obtainable by reacting: a) a polymer P1 having at least one functional group of the formula (I), where k is an integer from 0 to 4; n is 0 or 1 p is an integer from 1 to 10, the number average of p being from 1.5 to 10; Q is a divalent moiety selected from the group consisting of —O— and —NH—; P is a p-valent hydrophilic neutral polymer radical; and R1 is as defined in the claims; with b) a succinic anhydride of the formula (II) where R is C4-C24-alkyl or C4-C24-alkenyl.
    Type: Application
    Filed: December 15, 2015
    Publication date: December 21, 2017
    Applicant: BASF SE
    Inventors: Huiguang KOU, Clemens AUSCHRA, Dario PERERA-DIEZ
  • Publication number: 20170335068
    Abstract: A polymer composition, obtainable by reacting a) a polymer P1 having at least one functional group of the formula (I) and a polymer backbone B, and b) a polymer P2 which is a polyolefine succinic anhydride:
    Type: Application
    Filed: November 4, 2015
    Publication date: November 23, 2017
    Applicant: BASF SE
    Inventors: Huiguang KOU, Steffen ONCLIN, Clemens AUSCHRA, Marion NITSCH
  • Publication number: 20170247570
    Abstract: The present invention relates to aqueous polymer-silicon oil hybrid compositions in the form of aqueous dispersions of finely divided polymer-silicon oil hybrid particles which comprise at least one water-insoluble polymer P made of ethylenically unsaturated monomers M, at least one surface-active substance and at least non-polymerizable, non-polar silicon oil. The present invention relates in particular to the use of these compositions as additives in aqueous coating and printing ink compositions.
    Type: Application
    Filed: September 22, 2015
    Publication date: August 31, 2017
    Applicant: BASF SE
    Inventors: Frank PIRRUNG, Lothar ENGELBRECHT, Clemens AUSCHRA, Jens-Uwe VOIGT, Ralf KNISCHKA
  • Patent number: 9701785
    Abstract: A polymer comprises at least one functional group of the formula (I) bound to one of the termini and/or to the backbone of the polymer, or a salt thereof. # indicates the point of attachment to the terminus and/or to the polymer backbone; A is a chemical bond or a divalent moiety selected from the group consisting of C1-C6 alkylene, —O—(C2-C6 alkylene), —C(?O)—O—(C2-C6 alkylene), —NR3—(C2-C6 alkylene) and C(?O)—NR3—(C2-C6 alkylene), where the C2-C6 alkylene part is attached to Q; Q is a divalent moiety selected from the group consisting of —O—, —NH— and —S—; and X is a divalent moiety selected from the group consisting of linear C1-C10 alkylene, linear C2-C6 alkenylene, C4-C7 cycloalkylene, arylene and alkarylene, wherein the linear C1-C10 alkylene, the linear C2-C6 alkenylene, the C4-C7 cycloalkylene, the arylene and the alkarylene may be substituted.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: July 11, 2017
    Assignee: BASF SE
    Inventors: Huiguang Kou, Clemens Auschra, Frank Pirrung, Dario Perera-Diez
  • Patent number: 9683126
    Abstract: The present invention relates to novel polymer dispersants and to a liquid compositions containing solid fine particles, such as organic or inorganic pigments and fillers, and the polymer dispersants.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: June 20, 2017
    Assignee: BASF SE
    Inventors: Huiguang Kou, Clemens Auschra, Frank Pirrung
  • Patent number: 9670350
    Abstract: The present invention relates to novel polymer dispersants in the form of comb polymers P and to a liquid composition containing solid fine particles, such as organic or inorganic pigments and fillers, and the polymer dispersants. The comb polymer P having at least 0.5 mol-%, e.g. 0.
    Type: Grant
    Filed: June 6, 2014
    Date of Patent: June 6, 2017
    Assignee: BASF SE
    Inventors: Huiguang Kou, Clemens Auschra, Frank Pirrung, Matthias Maier, Dario Perera-Diez
  • Patent number: 9587105
    Abstract: The present invention relates to a composition, comprising a binder resin, a block copolymer which comprises at least a block A and a block B, wherein the block A comprises monomer units derived from a compound selected from (meth)acrylic acid, a (meth)acrylic acid ester, a (meth)acrylamide, a vinyl aromatic compound, or any mixture thereof, the block B comprises monomer units derived from a compound selected from a fluorinated (meth)acrylic ester having the following formula (I): H2C?C(R1)(C(0)ORF-1), wherein R1 is H or methyl; and RF-1 is an organic residue containing a perfluorinated C4-6 alkyl group, a fluorinated alpha-olefin having the following formula (II): H2C?CH(RF-2) (II) wherein RF-2 is an organic residue containing a perfluorinated C4-6 alkyl group, i.e. —(CF2)3-5—CF3 or any mixture thereof.
    Type: Grant
    Filed: February 22, 2013
    Date of Patent: March 7, 2017
    Assignee: BASF SE
    Inventors: Mary Thomson, Ralf Knischka, Clemens Auschra, Lothar Engelbrecht