Patents by Inventor Philippe Tordjeman

Philippe Tordjeman 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).

  • Polyurethane adhesive with high shearing resistance
    Patent number: 6355760
    Abstract: The invention relates to polyurethane having improved shear strength which are obtained by polycondensation of a mixture of at least one polyol containing one or more polyether grafts and at least one short-chain alcohol with at least one diisocyanate. The invention also relates to the polyurethanes which are in the form of strips whose thickness is between 0.1 and 10 mm. The invention also relates to articles comprising the said polyurethanes.
    Type: Grant
    Filed: September 11, 2000
    Date of Patent: March 12, 2002
    Assignee: Bostik Findley
    Inventors: Eric Papon, Jean-Jacques Villenave, Philippe Tordjeman
  • Multilayer material comprising a film carrying layer of silicon oxide and a polyolefin film
    Patent number: 6017638
    Abstract: A material is provided comprising a film carrying a layer of a silicon oxide, a film comprising a binder and a film comprising polyolefin, wherein said film comprising the binder further comprises a catalyst. The invention also relates to a package comprising this material and the use of a catalyst in a film comprising a binder arranged between a film carrying a silicon oxide layer and a polyolefin film, for improving adhesion.
    Type: Grant
    Filed: May 19, 1997
    Date of Patent: January 25, 2000
    Assignee: Elf Atochem S.A.
    Inventors: Patrice Breant, Philippe Tordjeman
  • Packaging material comprising a silicon oxide layer and a polyolefin layer
    Patent number: 5731092
    Abstract: A material useful for manufacturing food packagings is formed from a film covered with silicon oxide and a polyolefin film, such that the binder arranged between the film covered with silicon oxide and the polyolefin film is selected from the group consisting of polyolefins grafted with unsaturated alkoxysilanes, polyolefins grafted with unsaturated epoxides, and copolymers of ethylene with at least one unsaturated epoxide.
    Type: Grant
    Filed: February 27, 1996
    Date of Patent: March 24, 1998
    Assignee: Elf Atochem S.A.
    Inventors: Patrice Breant, Philippe Tordjeman
  • Packaging material comprising a silicon oxide layer and a polyolefin layer
    Patent number: 5712041
    Abstract: The invention relates to a material comprising a film covered with silicon oxide and a polyolefin film such that the binder arranged between the silicon oxide and the polyolefin film is a thermoplastic resin containing at least one hydroxyl functional group.This material is useful for manufacturing food packagings in the form of cartons.
    Type: Grant
    Filed: January 25, 1996
    Date of Patent: January 27, 1998
    Assignee: Elf Atochem S.A.
    Inventors: Patrice Breant, Philippe Tordjeman