Patents by Inventor Klaus Zinsmeister

Klaus Zinsmeister 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: 5721016
    Abstract: A process for the impregnating and priming treatment of mineral building materials of synthetic or natural origin using aqueous suspensions or solutions which contain at least one silicon-containing ion exchanger of the formula?(YO).sub.3 Si(CH.sub.2).sub.x !.sub.n EX (I)or an oligomer of this compound, whereinx signifies an integer of 1 to 12,n signifies an integer of 1 to 3, depending on EY signifies H, Na, K, Mg, Ca, BaE signifies a cation-exchanging or anion-exchanging group, andX signifies H.sup.+ or an alkali cation or alkaline earth cation or OH.sup.- or an anion,in a quantity of from 0.1 to 70% by weight, particularly from 10 to 30% by weight, based on the total quantity of the solution or suspension, with the treatment being carried out in a single stage or in multiple stages, optionally combined with a treatment with aqueous or organic emulsions or solutions containing hydrolyzable silanes and/or siloxanes.
    Type: Grant
    Filed: May 20, 1996
    Date of Patent: February 24, 1998
    Assignee: Degussa Aktiengesellschaft
    Inventors: Peter Panster, Thomas Goebel, Stefan Wieland, Marion Langen, Klaus Zinsmeister, Ute Werner, Christian Brandes