Patents by Inventor Anja Oltmanns

Anja Oltmanns 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).

  • Antistatic stretch film
    Patent number: 11813826
    Abstract: A stretchable antistatic film can be formed in a production process using a specific thermoplastic polyurethane. The thermoplastic polyurethane is useful for the production of said film.
    Type: Grant
    Filed: April 8, 2021
    Date of Patent: November 14, 2023
    Assignee: BASF SE
    Inventors: Marcus Harald Bluemel, Hilar Altenhofer, Frank Schaefer, Johannes Fischer, Anja Oltmanns, Torsten Neises
  • ANTISTATIC STRETCH FILM
    Publication number: 20230131631
    Abstract: A stretchable antistatic film can be formed in a production process using a specific thermoplastic polyurethane. The thermoplastic polyurethane is useful for the production of said film.
    Type: Application
    Filed: April 8, 2021
    Publication date: April 27, 2023
    Applicant: BASF SE
    Inventors: Marcus Harald Bluemel, Hilar Altenhofer, Frank Schaefer, Johannes Fischer, Anja Oltmanns, Torsten Neises
  • Conductive thermoplastic polyurethane
    Patent number: 10692624
    Abstract: The invention relates to a composition comprising a thermoplastic polyurethane, where the thermoplastic polyurethane has been prepared from a) a diisocyanate, b) a polyol comprising a polyol A and a polyol B and c) a chain extender, optionally with the aid of catalysts and optionally further comprising additives and/or auxiliaries, and a salt and/or an ionic liquid, preferably an ionic liquid, is comprised in the composition and the polyol A comprises ethoxy and propoxy groups and the polyol B comprises butoxy groups.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: June 23, 2020
    Assignee: BASF SE
    Inventors: Frank Schaefer, Ernst Minder, Dirk Kempfert, Christoph Bahr, Cornelia Hinrichs, Anja Oltmanns
  • Thermoplastically processable transparent blends of thermoplastic polyurethane and poly(meth)acrylates
    Patent number: 9896578
    Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane and at least one poly(meth)acrylate, where the at least one thermoplastic polyurethane is a polyurethane based on hexamethylene 1,6-diisocyanate (HDI), on at least one diol, and on at least one chain extender, selected from the group consisting of ethylene 1,2-glycol, 1,2-propanediol, 1,3-propanediol, 1,4-butanediol, 2,3-butanediol, 1,5-pentanediol, 1,6-hexanediol, diethylene glycol, dipropylene glycol, 1,4-cyclohexanediol, 1,4-dimethanolcyclohexane, and neopentyl glycol. The present invention further relates to moldings comprising the compositions of the invention, and also to the use of the compositions of the invention for producing a foil and for coating a molding.
    Type: Grant
    Filed: October 14, 2013
    Date of Patent: February 20, 2018
    Assignee: BASF SE
    Inventors: Oliver Steffen Henze, Frank Uhlhorn, Alfons Bertels, Anja Oltmanns, Marc Hansen
  • CONDUCTIVE THERMOPLASTIC POLYURETHANE
    Publication number: 20160260516
    Abstract: The invention relates to a composition comprising a thermoplastic polyurethane, where the thermoplastic polyurethane has been prepared from a) a diisocyanate, b) a polyol comprising a polyol A and a polyol B and c) a chain extender, optionally with the aid of catalysts and optionally further comprising additives and/or auxiliaries, and a salt and/or an ionic liquid, preferably an ionic liquid, is comprised in the composition and the polyol A comprises ethoxy and propoxy groups and the polyol B comprises butoxy groups.
    Type: Application
    Filed: October 14, 2014
    Publication date: September 8, 2016
    Applicant: BASF SE
    Inventors: Frank SCHAEFER, Ernst MINDER, Dirk KEMPFERT, Christoph BAHR, Cornelia HINRICHS, Anja OLTMANNS
  • THERMOPLASTICALLY PROCESSABLE TRANSPARENT BLENDS OF THERMOPLASTIC POLYURETHANE AND POLY(METH)ACRYLATES
    Publication number: 20150274958
    Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane and at least one poly(meth)acrylate, where the at least one thermoplastic polyurethane is a polyurethane based on hexamethylene 1,6-diisocyanate (HDI), on at least one diol, and on at least one chain extender, selected from the group consisting of ethylene 1,2-glycol, 1,2-propanediol, 1,3-propanediol, 1,4-butanediol, 2,3-butanediol, 1,5-pentanediol, 1,6-hexanediol, diethylene glycol, dipropylene glycol, 1,4-cyclohexanediol, 1,4-dimethanolcyclohexane, and neopentyl glycol. The present invention further relates to moldings comprising the compositions of the invention, and also to the use of the compositions of the invention for producing a foil and for coating a molding.
    Type: Application
    Filed: October 14, 2013
    Publication date: October 1, 2015
    Applicant: BASF SE
    Inventors: Oliver Steffen Henze, Frank Uhlhorn, Alfons Bertels, Anja Oltmanns, Marc Hansen