Patents by Inventor Hans Rufolph

Hans Rufolph 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).

  • Monomer-free resin compositions, based on unsaturated polyesters, which can be cured by UV-light
    Patent number: 4107012
    Abstract: The invention relates to a resin composition that is curable by ultra-violet light, which composition comprises(a) 10 to 99.7 percent by weight of a polyester that contains .alpha., .beta.-ethylenically unsaturated dicarboxylic acid radicals and .beta.,.gamma.-ethylenically unsaturated ether groupings, and(b) 0.3 to 10 percent by weight of a photoinitiator.
    Type: Grant
    Filed: April 24, 1973
    Date of Patent: August 15, 1978
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl Fuhr, Hans-Joachim Traenckner, Hans Jurgen Rosenkranz, Hans Rufolph, Manfred Patheiger, Artur Haus