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).
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Patent number: 8993660Abstract: 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: GrantFiled: December 6, 2010Date of Patent: March 31, 2015Assignee: BASF SEInventors: Ernst Minder, Heinz Herbst, Cecile Gibon
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Patent number: 8859643Abstract: 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: GrantFiled: June 7, 2011Date of Patent: October 14, 2014Assignee: BASF SEInventors: Siqi Xue, Jing Dreher, Heinz Herbst
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Publication number: 20130244042Abstract: 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: ApplicationFiled: December 1, 2011Publication date: September 19, 2013Applicant: BASF SEInventors: Ernst Minder, Heinz Herbst
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Publication number: 20120283367Abstract: 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: ApplicationFiled: December 6, 2010Publication date: November 8, 2012Applicant: BASF SEInventors: Ernst Minder, Heinz Herbst, Cecile Gibon
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Publication number: 20120251810Abstract: 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: ApplicationFiled: July 21, 2010Publication date: October 4, 2012Applicant: BASF SEInventors: Hartmut Denecke, Alexander Tishkov, Norbert Gutfrucht, Heinz Herbst, Matthias Maase, Rainer Xalter, Christoph Fleckenstein
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Patent number: 8217105Abstract: 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: GrantFiled: October 8, 2007Date of Patent: July 10, 2012Assignee: BASF SEInventors: Heinz Herbst, Markus Kolb
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Publication number: 20110301279Abstract: 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: ApplicationFiled: June 7, 2011Publication date: December 8, 2011Applicant: BASF SEInventors: Siqi Xue, Jing Dreher, Heinz Herbst
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Patent number: 7947297Abstract: 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: GrantFiled: November 18, 2004Date of Patent: May 24, 2011Assignee: BASF SEInventors: Heinz Herbst, Urs Stadler
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Patent number: 7947296Abstract: 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: GrantFiled: December 18, 2002Date of Patent: May 24, 2011Assignee: BASF SEInventors: Heinz Herbst, Urs Stadler
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Patent number: 7807757Abstract: 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: GrantFiled: October 17, 2007Date of Patent: October 5, 2010Assignee: Ciba Specialty Chemicals Corp.Inventors: Rudolf Pfaendner, Heinz Herbst, Kurt Hoffmann, Samuel Evans, Alfred Steinmann
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Publication number: 20100036031Abstract: 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: ApplicationFiled: October 8, 2007Publication date: February 11, 2010Inventors: Heinz Herbst, Markus Kolb
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Publication number: 20090269379Abstract: 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: ApplicationFiled: October 2, 2006Publication date: October 29, 2009Inventor: Heinz Herbst
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Patent number: 7514526Abstract: 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: GrantFiled: February 7, 2006Date of Patent: April 7, 2009Assignee: Ciba Specialty Chemicals Corp.Inventors: Dirk Simon, Dario Lazzari, Stephen Mark Andrews, Heinz Herbst
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Publication number: 20080194731Abstract: 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: ApplicationFiled: October 31, 2005Publication date: August 14, 2008Inventors: Heinz Herbst, Nadi Ergenc
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Publication number: 20080153948Abstract: 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: ApplicationFiled: November 2, 2007Publication date: June 26, 2008Inventors: Hugo Camenzind, Heinz Herbst, Wiebke Wnderlich
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Publication number: 20080051521Abstract: 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: ApplicationFiled: October 17, 2007Publication date: February 28, 2008Inventors: Rudolf PFAENDNER, Heinz HERBST, Kurt HOFFMANN, Samuel EVANS, Alfred STEINMANN
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Patent number: 7326740Abstract: 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: GrantFiled: April 20, 2004Date of Patent: February 5, 2008Assignee: Ciba Specialty Chemicals CorporationInventors: Urs Stadler, Gerry Capocci, Shing Li, Melinda Reyes, Heinz Herbst
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Patent number: 7300978Abstract: 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: GrantFiled: February 23, 2004Date of Patent: November 27, 2007Assignee: Ciba Specialty Chemicals CorporationInventors: Rudolf Pfaendner, Heinz Herbst, Kurt Hoffmann, Samuel Evans, Alfred Steinmann
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Patent number: 7205379Abstract: 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: GrantFiled: March 19, 2002Date of Patent: April 17, 2007Assignee: Ciba Specialty Chemicals Corp.Inventors: Dirk Simon, Dari Lazzari, Stephen Mark Andrews, Heinz Herbst
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Publication number: 20060155065Abstract: 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: ApplicationFiled: February 7, 2006Publication date: July 13, 2006Inventors: Dirk Simon, Dario Lazzari, Stephen Andrews, Heinz Herbst