Patents by Inventor Heinz Herbst

Heinz Herbst 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: 8993660
    Abstract: The instant invention pertains to the use of an antistatic composition comprising a polar thermoplastic polymer and an ionic liquid as antistatic additive for non-polar thermo-plastic or elastomeric polymers. Further aspects of the invention are a process for the preparation of an antistatic non-polar thermoplastic or elastomeric polymer which process comprises incorporating therein a mixture of a polar thermoplastic polymer and an ionic liquid and the composition of a polar thermoplastic polymer, an ionic liquid and a non-polar thermoplastic or elastomeric polymer.
    Type: Grant
    Filed: December 6, 2010
    Date of Patent: March 31, 2015
    Assignee: BASF SE
    Inventors: Ernst Minder, Heinz Herbst, Cecile Gibon
  • Patent number: 8859643
    Abstract: The present invention relates to a process for producing particles which comprise at least one halogen-free flame retardant and which comprise at least one metal oxide or semimetal oxide, where the particle can be a core-shell particle with flame retardant in the core and metal oxide or semimetal oxide in the shell, or a particle in which the distribution of flame retardant and a metal oxide or semimetal oxide is in essence homogeneous. The present invention further relates to particles comprising at least one halogen-free flame retardant and comprising at least one metal oxide or semimetal oxide, to a polymer molding composition comprising said particles and comprising at least one thermoplastic or thermoset polymer, and also to the use of said particles in polymer molding compositions or for providing flame retardancy to polymer molding compositions.
    Type: Grant
    Filed: June 7, 2011
    Date of Patent: October 14, 2014
    Assignee: BASF SE
    Inventors: Siqi Xue, Jing Dreher, Heinz Herbst
  • Publication number: 20130244042
    Abstract: The present invention relates to flame retardant polymer compositions which comprise phosphinic acid salts in combination with polymer chain extension agents on the basis of epoxide structures and oxides or hydroxides of selected metals. The compositions are especially useful for the manufacture of flame retardant compositions based on thermoplastic polymers, especially polyolefin homo- and copolymers, such as polybutylene terephthalate (PBT).
    Type: Application
    Filed: December 1, 2011
    Publication date: September 19, 2013
    Applicant: BASF SE
    Inventors: Ernst Minder, Heinz Herbst
  • Publication number: 20120283367
    Abstract: The instant invention pertains to the use of an antistatic composition comprising a polar thermoplastic polymer and an ionic liquid as antistatic additive for non-polar thermo-plastic or elastomeric polymers. Further aspects of the invention are a process for the preparation of an antistatic non-polar thermoplastic or elastomeric polymer which process comprises incorporating therein a mixture of a polar thermoplastic polymer and an ionic liquid and the composition of a polar thermoplastic polymer, an ionic liquid and a non-polar thermoplastic or elastomeric polymer.
    Type: Application
    Filed: December 6, 2010
    Publication date: November 8, 2012
    Applicant: BASF SE
    Inventors: Ernst Minder, Heinz Herbst, Cecile Gibon
  • Publication number: 20120251810
    Abstract: The present invention is related to the use of specific derivatives of diphosphines as flame retardants in aromatic and heteroaromatic epoxy resins and to a method for reducing the flammability of organic material comprising aromatic and/or heteroaromatic epoxy resins in which the specific derivates of diphosphines are incorporated. Moreover, the invention is related to an aromatic and/or heteroaromatic epoxy resin composition containing aromatic and heteroaromatic epoxy resin as such or in processed form and incorporated in the aromatic and/or heteroaromatic epoxy resin at least one of the derivatives of diphosphines in an amount of from 1 to 35% by weight, based on the weight of the aromatic and/or heteroaromatic epoxy resin.
    Type: Application
    Filed: July 21, 2010
    Publication date: October 4, 2012
    Applicant: BASF SE
    Inventors: Hartmut Denecke, Alexander Tishkov, Norbert Gutfrucht, Heinz Herbst, Matthias Maase, Rainer Xalter, Christoph Fleckenstein
  • Patent number: 8217105
    Abstract: The invention describes a composition comprising a) a polyethylene, b) a sulfur-containing phenolic antioxidant, c) a migrating antistatic agent, and d) an organic peroxide. The composition is useful for the preparation of a crosslinked polyethylene as cable insulation of medium and high voltage cables with improved water tree resistance.
    Type: Grant
    Filed: October 8, 2007
    Date of Patent: July 10, 2012
    Assignee: BASF SE
    Inventors: Heinz Herbst, Markus Kolb
  • Publication number: 20110301279
    Abstract: The present invention relates to a process for producing particles which comprise at least one halogen-free flame retardant and which comprise at least one metal oxide or semimetal oxide, where the particle can be a core-shell particle with flame retardant in the core and metal oxide or semimetal oxide in the shell, or a particle in which the distribution of flame retardant and a metal oxide or semimetal oxide is in essence homogeneous. The present invention further relates to particles comprising at least one halogen-free flame retardant and comprising at least one metal oxide or semimetal oxide, to a polymer molding composition comprising said particles and comprising at least one thermoplastic or thermoset polymer, and also to the use of said particles in polymer molding compositions or for providing flame retardancy to polymer molding compositions.
    Type: Application
    Filed: June 7, 2011
    Publication date: December 8, 2011
    Applicant: BASF SE
    Inventors: Siqi Xue, Jing Dreher, Heinz Herbst
  • Patent number: 7947297
    Abstract: Plastic films, fibers and articles are provided long-term antimicrobial activity with a combination of certain phenolic and inorganic antimicrobial agents. The plastic films, fibers and articles with antimicrobial activity exhibit superior resistance to discoloration, may be processed at high temperature, and maintain physical properties upon weathering, especially upon exposure to ultraviolet radiation.
    Type: Grant
    Filed: November 18, 2004
    Date of Patent: May 24, 2011
    Assignee: BASF SE
    Inventors: Heinz Herbst, Urs Stadler
  • Patent number: 7947296
    Abstract: Plastic films, fibers and articles are provided long-term antimicrobial activity with a combination of certain phenolic and inorganic antimicrobial agents. The plastic films, fibers and articles with antimicrobial activity exhibit superior resistance to discoloration, may be processed at high temperature, and maintain physical properties upon weathering, especially upon exposure to ultraviolet radiation.
    Type: Grant
    Filed: December 18, 2002
    Date of Patent: May 24, 2011
    Assignee: BASF SE
    Inventors: Heinz Herbst, Urs Stadler
  • Patent number: 7807757
    Abstract: This invention relates to a process for stabilising and at the same time phase compatibilising plastics or plastic compositions by incorporating polymeric compounds obtainable by reacting a compound selected from the group consisting of the sterically hindered phenols, sterically hindered amines, lactones, sulfides, phosphites, benzotriazoles, benzophenones and 2-(2-hydroxyphenyl)-1,3,5-triazines, which compounds contain at least one reactive group, with a compatibilisator.
    Type: Grant
    Filed: October 17, 2007
    Date of Patent: October 5, 2010
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Rudolf Pfaendner, Heinz Herbst, Kurt Hoffmann, Samuel Evans, Alfred Steinmann
  • Publication number: 20100036031
    Abstract: The invention describes a composition comprising a) a polyethylene, b) a sulfur-containing phenolic antioxidant, c) a migrating antistatic agent, and d) an organic peroxide. The composition is useful for the preparation of a crosslinked polyethylene as cable insulation of medium and high voltage cables with improved water tree resistance.
    Type: Application
    Filed: October 8, 2007
    Publication date: February 11, 2010
    Inventors: Heinz Herbst, Markus Kolb
  • Publication number: 20090269379
    Abstract: A garment or footwear based on a synthetic thermoplastic polymer material containing (a) an antibacterial agent selected from phenolic antimicrobial compounds of the formula (I) wherein n is 0 or preferably 1, R1 and R2 are hydrogen or chloro, R3 is hydroxyl or preferably hydrogen, R4, R5 and R6 are hydrogen or chloro, R7 is hydroxyl, and X is a direct bond, —NHCONH—, —CH2— or preferably —O—; and (b) an antifungal agent selected from benzimidazole fungicides, triazoles, 2,4-bis(alkylamino)pyrimidines, isothiazolinon fungicides, 10,10?-oxy-bis-phenoxyarsen, zinc pyrithione has good antimicrobial properties.
    Type: Application
    Filed: October 2, 2006
    Publication date: October 29, 2009
    Inventor: Heinz Herbst
  • Patent number: 7514526
    Abstract: The present invention discloses a process for the preparation of a stabilized polyester that is low in the generation of aldehydes which comprises reacting one or more diacids with one or more diols in an esterification process, and/or one or more diesters with one or more diols in a transesterification process in the presence of an effective amount of a stabilizer selected from the group consisting of (a) a polyhydric alcohol which is for example poly(ethylene-co-vinyl alcohol), poly(styrene-co-allyl alcohol), maltitol, isomalt, sorbitol, xylitol, sucrose, mucic acid dibutylester, mucic acid di(phenyl-1-ethyl)ester, pentaerythritol or dipentaerythritol; (b) a compound of the formula II which is for example di-iso-octyl-phosphinic acid; (c) a sterically hindered amine which is for example Tinuvin 123 or Tinuvin 622; (d) a polyacrylamide, an anionic acrylic polymer or a cationic acrylamide copolymer; or (e) a hydroxylamine and/or a nitrone.
    Type: Grant
    Filed: February 7, 2006
    Date of Patent: April 7, 2009
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Dirk Simon, Dario Lazzari, Stephen Mark Andrews, Heinz Herbst
  • Publication number: 20080194731
    Abstract: The instant invention relates to specific polymer compositions, containing a selected antimicrobial compound and a UV-absorber. A further aspect of the invention is a process to prevent polymers, containing antimicrobials, from yellowing during exposure to actinic radiation by adding a UV-absorber or mixture of UV-absorbers to the polymer.
    Type: Application
    Filed: October 31, 2005
    Publication date: August 14, 2008
    Inventors: Heinz Herbst, Nadi Ergenc
  • Publication number: 20080153948
    Abstract: The present invention discloses a product obtainable by reacting a nano-scaled filler with a compound of the formula I AD-L-RG ??(I) wherein AD is an additive selected from the group of radical scavengers, hydroperoxide decomposers, UV-absorbers, light stabilizers, flame retardants or photoinitiators, L is a spacer, RG is a reactive group, and the nano-scaled filler can be of unmodified or organophilically modified character. These products are for example useful as stabilizers and/or compatibilizers in organic materials, or as photoinitiators in pre-polymeric or pre-crosslinking formulations.
    Type: Application
    Filed: November 2, 2007
    Publication date: June 26, 2008
    Inventors: Hugo Camenzind, Heinz Herbst, Wiebke Wnderlich
  • Publication number: 20080051521
    Abstract: This invention relates to a process for stabilising and at the same time phase compatibilising plastics or plastic compositions by incorporating polymeric compounds obtainable by reacting a compound selected from the group consisting of the sterically hindered phenols, sterically hindered amines, lactones, sulfides, phosphites, benzotriazoles, benzophenones and 2-(2-hydroxyphenyl)-1,3,5-triazines, which compounds contain at least one reactive group, with a compatibilisator.
    Type: Application
    Filed: October 17, 2007
    Publication date: February 28, 2008
    Inventors: Rudolf PFAENDNER, Heinz HERBST, Kurt HOFFMANN, Samuel EVANS, Alfred STEINMANN
  • Patent number: 7326740
    Abstract: Disclosed are natural products composites protected against the deleterious effects of microorganisms comprising at least one natural product, at least one thermoplastic resin, and an effective amount of an antifungal agent. The composites are further advantageously protected against weathering and color formation by the incorporation therein of at least one light stabilizer and at least one compound selected from the group consisting of the oxides, hydroxides or silicates of Ca, Mg, Al and Zn. The light stabilizers are selected from the group consisting of the ultraviolet light absorbers and the sterically hindered amines. The metal oxide is for example CaO. The natural products are for example wood flour, flax, hemp, jute, kenaf, or rice husk. The thermoplastic resin is for example polyethylene or polypropylene. The antifungal agent and potential coadditives are incorporated via melt processing such as extrusion, co-kneading, pultrusion and injection molding.
    Type: Grant
    Filed: April 20, 2004
    Date of Patent: February 5, 2008
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Urs Stadler, Gerry Capocci, Shing Li, Melinda Reyes, Heinz Herbst
  • Patent number: 7300978
    Abstract: This invention relates to a process for stabilising and at the same time phase compatibilising plastics or plastic compositions by incorporating polymeric compounds obtainable by reacting a compound selected from the group consisting of the sterically hindered phenols, sterically hindered amines, lactones, sulfides, phosphites, benzotriazoles, benzophenones and 2-(2-hydroxyphenyl)-1,3,5-triazines, which compounds contain at least one reactive group, with a compatibilisator.
    Type: Grant
    Filed: February 23, 2004
    Date of Patent: November 27, 2007
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Rudolf Pfaendner, Heinz Herbst, Kurt Hoffmann, Samuel Evans, Alfred Steinmann
  • Patent number: 7205379
    Abstract: The present invention discloses a process for the preparation of a stabilized polyester that is low in the generation of aldehydes which comprises reacting one or more diacids with one or more diols in an esterification process, and/or one or more diesters with one or more diols in a transesterification process in the presence of an effective amount of a stabilizer selected from the group consisting of (a) a polyhydric alcohol which is for example poly(ethylene-co-vinyl alcohol), poly(styrene-co-allyl alcohol), maltitol, isomalt, sorbitol, xylitol, sucrose, mucic acid dibutylester, mucic acid di(phenyl-1-ethyl)ester, pentaerythritol or dipentaerythritol; (b) a compound of the formula II, which is for example di-iso-octyl-phosphinic acid; (c) a sterically hindered amine which is for example Tinuvin 123 or Tinuvin 622; (d) a polyacrylamide or a cationic acrylamide copolymer; or (e) a hydroxyamine and/or a nitrone.
    Type: Grant
    Filed: March 19, 2002
    Date of Patent: April 17, 2007
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Dirk Simon, Dari Lazzari, Stephen Mark Andrews, Heinz Herbst
  • Publication number: 20060155065
    Abstract: The present invention discloses a process for the preparation of a stabilized polyester that is low in the generation of aldehydes which comprises reacting one or more diacids with one or more diols in an esterification process, and/or one or more diesters with one or more diols in a transesterification process in the presence of an effective amount of a stabilizer selected from the group consisting of (a) a polyhydric alcohol which is for example poly(ethylene-co-vinyl alcohol), poly(styrene-co-allyl alcohol), maltitol, isomalt, sorbitol, xylitol, sucrose, mucic acid dibutylester, mucic acid di(phenyl-1-ethyl)ester, pentaerythritol or dipentaerythritol; (b) a compound of the formula II which is for example di-iso-octyl-phosphinic acid; (c) a sterically hindered amine which is for example Tinuvin 123 or Tinuvin 622; (d) a polyacrylamide, an anionic acrylic polymer or a cationic acrylamide copolymer; or (e) a hydroxylamine and/or a nitrone.
    Type: Application
    Filed: February 7, 2006
    Publication date: July 13, 2006
    Inventors: Dirk Simon, Dario Lazzari, Stephen Andrews, Heinz Herbst