Patents by Inventor Uwe Wallfahrer

Uwe Wallfahrer 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).

  • High Viscosity Lubricant Copolymers
    Publication number: 20080312117
    Abstract: A copolymer suitable for the use in or as a lubricant, which copolymer includes an ?-olefin and a di-ester of an ?,? ethylenically unsaturated dicarboxylic acid. More particularly, a high molecular weight lubricating oil base fluid or additive includes a copolymer of ?-olefins with chain lengths, for example from 12 to 18 carbon atoms, and a di-ester of an ?,? ethylenically unsaturated dicarboxylic acid, with a C3-C7 alkylic alcohol, for example n-butanol, as an esterifying component, which is compatible with other low polar lubricating oil base fluids.
    Type: Application
    Filed: June 10, 2008
    Publication date: December 18, 2008
    Applicant: ITALMATCH CHEMICALS S.P.A.
    Inventors: Uwe Wallfahrer, Lorenzo Soldavini