Patents by Inventor Heiko ALZER

Heiko ALZER 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).

  • Dispersing resins for pigment preparations having a low volatile organic content
    Patent number: 9751971
    Abstract: A dispersing resin for conventional solventborne pigment preparations having a low to very low proportion of volatile organic substances is provided. Further provided are solventborne coating materials containing the dispersing resin. Uses include paints, varnishes, adhesives, inks or printing inks, and compositions for coloring of plastics. The pigment preparations produced with these resins are free of yellowing, stable to weathering, of low viscosity and intensely colored.
    Type: Grant
    Filed: February 23, 2015
    Date of Patent: September 5, 2017
    Assignee: Evonik Degussa GmbH
    Inventors: Thomas Veit, Michael Ewald, Daniel Engelke, Bettina Burian, Heiko Alzer, Jan Schwarze, Ellen Reuter, Frank Kleinsteinberg, Katrin Roland, Sandra Roediger, Erika Retzlaff, Sylvia Kroes
  • Liquid, adhesion-promoting additive and process for its preparation
    Patent number: 9221945
    Abstract: A polyester resin, comprising a polyester which comprises as esterified polymer units: at least one of an unsaturated dicarboxylic acid and an unsaturated polycarboxylic acid; and at least one of an alkoxylated diol and an alkoxylated polyol is provided. An adhesion-promoting additive comprising the polyester resin is also provided.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: December 29, 2015
    Assignee: Evonik Industries AG
    Inventors: Heiko Alzer, Ingrid Heussen, Sascha Herrwerth, Thomas Veit, Michael Ewald, Erika Retzlaff, Tanja Joerres, Annika Siebers
  • DISPERSING RESINS FOR PIGMENT PREPARATIONS HAVING A LOW VOLATILE ORGANIC CONTENT
    Publication number: 20150240020
    Abstract: A dispersing resin for conventional solventborne pigment preparations having a low to very low proportion of volatile organic substances is provided. Further provided are solventborne coating materials containing the dispersing resin. Uses include paints, varnishes, adhesives, inks or printing inks, and compositions for colouring of plastics. The pigment preparations produced with these resins are free of yellowing, stable to weathering, of low viscosity and intensely coloured.
    Type: Application
    Filed: February 23, 2015
    Publication date: August 27, 2015
    Applicant: Evonik Industries AG
    Inventors: Thomas VEIT, Michael Ewald, Daniel Engelke, Bettina Burian, Heiko Alzer, Jan Schwarze, Ellen Reuter, Frank Kleinsteinberg, Katrin Roland, Sandra Roediger, Erika Retzlaff, Sylvia Kroes
  • LIQUID, ADHESION-PROMOTING ADDITIVE AND PROCESS FOR ITS PREPARATION
    Publication number: 20150094419
    Abstract: A polyester resin, comprising a polyester which comprises as esterified polymer units: at least one of an unsaturated dicarboxylic acid and an unsaturated polycarboxylic acid; and at least one of an alkoxylated diol and an alkoxylated polyol is provided.
    Type: Application
    Filed: September 24, 2014
    Publication date: April 2, 2015
    Applicant: Evonik Industries AG
    Inventors: Heiko ALZER, Ingrid HEUSSEN, Sascha HERRWERTH, Thomas VEIT, Michael EWALD, Erika RETZLAFF, Tanja JOERRES, Annika SIEBERS