Patents by Inventor Clarissa Seidl

Clarissa Seidl 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).

  • Copolymers of monocarboxylic acids and dicarboxylic acids, their preparation and use
    Patent number: 8497318
    Abstract: The invention relates to a process for preparing a polymer by free-radical polymerization of at least one ethylenically unsaturated monocarboxylic acid and/or a salt thereof, at least one ethylenically unsaturated dicarboxylic acid and/or an anhydride and/or a salt thereof, in the presence of hypophosphorous acid and/or a salt thereof. The invention also relates to a polymer composition obtainable by this process. The invention also relates to the use of such a polymer composition as detergent additive, e.g. as dispersant, scale inhibitor or sequestrant for laundry detergents.
    Type: Grant
    Filed: July 1, 2011
    Date of Patent: July 30, 2013
    Assignee: BASF SE
    Inventors: Matthias Laubender, Ewald Heintz, Clarissa Seidl, Bolette Urtel, Alexsandro Berger
  • COPOLYMERS OF MONOCARBOXYLIC ACIDS AND DICARBOXYLIC ACIDS, THEIR PREPARATION AND USE
    Publication number: 20120004383
    Abstract: The invention relates to a process for preparing a polymer by free-radical polymerization of at least one ethylenically unsaturated monocarboxylic acid and/or a salt thereof, at least one ethylenically unsaturated dicarboxylic acid and/or an anhydride and/or a salt thereof, in the presence of hypophosphorous acid and/or a salt thereof. The invention also relates to a polymer composition obtainable by this process. The invention also relates to the use of such a polymer composition as detergent additive, e.g. as dispersant, scale inhibitor or sequestrant for laundry detergents.
    Type: Application
    Filed: July 1, 2011
    Publication date: January 5, 2012
    Applicant: BASF SE
    Inventors: Matthias LAUBENDER, Ewald Heintz, Clarissa Seidl, Bolette Urtel, Alexsandro Berger
  • METHOD FOR COLORING TEXTILE SUBSTRATES, AQUEOUS PRETREATMENT BATHS, AND USE THEREOF FOR THE PRETREATMENT OF TEXTILE SUBSTRATES
    Publication number: 20090191383
    Abstract: A process for coloring a textile substrate comprises a textile substrate (a) being pretreated with an aqueous pretreatment liquor comprising (A) at least one resin selected from melamin derivatives, dimethyloldihydroxy-ethyleneurea (DMDHEU) and derivatives of DMDHEU, and (B) at least one thickener, and thereafter (b) being printed by the ink jet process.
    Type: Application
    Filed: June 22, 2005
    Publication date: July 30, 2009
    Applicant: BASF AKTIENGESELLSCHAFT
    Inventors: Michael Kluge, Cedric Dieleman, Mike Freche, Clarissa Seidl
  • Recording liquids
    Publication number: 20070157849
    Abstract: Aqueous recording fluids comprise (a) at least one colorant which is not completely polymer enveloped, (b) at least two wetting agents selected from alkoxylated alcohols, alkoxylated acetylene alcohols, alkoxylated or nonalkoxylated acetylenediols, alkylpolyglucosides, sugar ester alkoxylates, fluorosurfactants, anionic surfactants and cationic surfactants.
    Type: Application
    Filed: February 19, 2005
    Publication date: July 12, 2007
    Applicant: BASF Akiengesellschaft
    Inventors: Michael Kluge, Ulrike Hees, Dieter Freyberg, Ralf Schomber, Clarissa Seidl