Patents by Inventor Pierre Coosemans

Pierre Coosemans 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).

  • Polyolefin compositions and blown films obtained therefrom
    Patent number: 6211295
    Abstract: Polyolefin compositions comprising: A) a heterogeneous polyolefin composition itself comprising a fraction (A1) which is insoluble in xylene at room temperature and a fraction (A2) which is soluble in xylene at room temperature; and B) a branched propylene polymer. The said compositions are particularly processable when used in the process for the preparation of blown films. The films obtained by the said process are moreover characterized by excellent mechanical properties.
    Type: Grant
    Filed: August 27, 1998
    Date of Patent: April 3, 2001
    Assignee: Montell Technology Company by Hoofddorp
    Inventors: Emanuele Burgin, Claude Palate, Pierre Coosemans
  • Cast film of propylene polymers
    Patent number: 5741565
    Abstract: Disclosed is a multilayered cast film which has an elongation at break greater than 100%. It comprises:A) at least one layer of a crystalline homopolymer of a C.sub.3 -C.sub.6 .alpha.-olefin, or a random copolymer of propylene with ethylene and/or a C.sub.4 -C.sub.10 .alpha.-olefin, or a composition of crystalline random copolymers of propylene with ethylene and/or a C.sub.4 -C.sub.8 .alpha.-olefin (Component A); andB) at least one layer of a propylene homopolymer, or a propylene copolymer with ethylene or a C.sub.4 -C.sub.10 .alpha.-olefin, or a propylene copolymer with ethylene and a C.sub.4 -C.sub.10 .alpha.-olefin, having an elongation at break lower than 30% (Component B).
    Type: Grant
    Filed: July 25, 1995
    Date of Patent: April 21, 1998
    Assignee: Montell North America Inc.
    Inventors: Pierre Coosemans, Giuseppe Lesca, Daniele Romanini, Roberto Tanganelli