Patents by Inventor Helmut Grund

Helmut Grund 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: 4832863
    Abstract: A detergent composition which is distinguished by high detergency with respect to soil containing mineral oil and by low foaming both in the wash cycle and in the rinse cycle of automatic washing machines comprising (A) from 0.5 to 2% by weight C.sub.9 -C.sub.13 alkyl benezenesulfonate, (B) from 10 to 15% by weight of a fatty alcohol or oxo alcohol containing 2 to 4 ethylene oxide groups, (C) from 4 to 8% by weight of a fatty alcohol or oxo alcohol containing 6 to 8 ethylene oxide groups, the alcohols in (C) and (D) containing 12 to 15 carbon atoms, (E) from 0 to 2% by weight of a saturated or mono-unsaturated C.sub.16 -C.sub.18 alcohol containing 3 to 7 ethylene oxide groups, (E) from 5 to 20% by weight finely-divided crystalline zeolite, (F) from 40 to 60% by weight anhydrous sodium carbonate, (G) from 2 to 7% by weight sodium silicate and (H) from 0.5 to 2% by weight of a polymeric soil redeposition inhibitor.
    Type: Grant
    Filed: December 22, 1987
    Date of Patent: May 23, 1989
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Uwe Trabitzsch, Helmut Grund
  • Patent number: 4581153
    Abstract: Powder-form washing and cleaning agents which can be made up into stock liquors containing in addition to synthetic surfactants and ingredients such as alkali carbonates, alkali silicates, alkali sulfates, water-soluble, organic or inorganic complexing agents, (a) from 10 to 40% by weight of finely particulate zeolites of the NaA or NaX type or mixtures thereof and (b) from 0.5 to 2.5% by weight of xanthan gum as dispersant in a ratio by weight of a:b of from 5:1 to 25:1 for the preparation of approximately 10% by weight aqueous stable stock liquor suspensions.
    Type: Grant
    Filed: January 16, 1984
    Date of Patent: April 8, 1986
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Uwe Trabitzsch, Helmut Grund