Patents by Inventor Hans B. Fuchs

Hans B. Fuchs 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).

  • 3,4-polyisoprene-containing rubber blend mixtures for tire treads
    Patent number: 5104941
    Abstract: Rubber mixtures for tire treads are found, which show an improved wet skid resistance coupled with balanced abrasion and rolling resistance properties. This is achieved by rubber blend mixtures which contain 3,4-polyisoprene having a 3,4-content from 55 to 75%, a glass transition temperature from 0.degree. to -25.degree. C., a number average molecular weight of 200,000 and higher and an inhomogeneity U of less than 1.8. Motor vehicle tires can be prepared in an advantageous manner with these rubber mixtures.
    Type: Grant
    Filed: March 20, 1991
    Date of Patent: April 14, 1992
    Assignee: Huels Aktiengesellschaft
    Inventors: Jurgen Wolpers, Hans B. Fuchs, Christoph Herrmann, Walter Hellermann, Karl-Heinz Nordsiek