Patents by Inventor Gerhard Kothe

Gerhard Kothe 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).

  • Adhesive for floor coverings, process of its production and its application
    Patent number: 4322330
    Abstract: An adhesive for floor coverings containing(a) 100 parts by weight of an aqueous polymer dispersion having a solids content of from 30% to 70% by weight of the total weight of said dispersion, the solids content consisting of synthetic resin particles of at least a bimodal particle size distribution wherein the majority of the larger particles is at least twice the size of the majority of the smaller particles and where the majority of the larger particles has a particle size distribution of from 0.5 to 3 .mu.m and the majority of the smaller particles has a particle size distribution of from 0.1 to 1 .mu.
    Type: Grant
    Filed: July 10, 1980
    Date of Patent: March 30, 1982
    Assignee: Wacker-Chemie GmbH
    Inventors: Ekkehard Merz, Gerhard Kothe