Patents by Inventor Peter J. Malley

Peter J. Malley 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 blends and multi-layered structures comprising the adhesive blends
    Patent number: 5202192
    Abstract: A polyolefin-containing adhesive blend comprising: (A) 2 to 30 parts by weight of a graft copolymer of a polypropylene backbone grafted with 0.001 to 30% by weight of at least one polymerizable ethylenically unsaturated carboxylic acid or derivative thereof, (B) 10 to 50 parts by weight of a very low density polyethylene and (C) 20 to 80 parts by weight of a polypropylene, the sum of (A), (B) and (C) being 100 parts by weight. The adhesive blend is suitable for bonding polypropylene to polar materials such as ethylene-vinyl alcohol copolymers and nylon. The invention includes multi-layer structures produced using the polyolefin-containing adhesive blend.
    Type: Grant
    Filed: December 11, 1990
    Date of Patent: April 13, 1993
    Assignee: BP Chemicals Limited
    Inventors: Philip S. Hope, Peter J. Malley