Patents by Inventor Guy Leon Jean Ghislain Biesmans

Guy Leon Jean Ghislain Biesmans 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).

  • PROCESS FOR RIGID POLYURETHANE FOAMS
    Publication number: 20010014703
    Abstract: Process for preparing rigid polyurethane or urethane-modified polyisocyanurate foams comprising the step of reacting an organic polyisocyanate with a polyfunctional isocyanate-reactive component in the presence of a blowing agent mixture comprising from 50 to 90% by weight of cyclopentane and from 10 to 50% by weight of a mixture comprising isopentane and/or n-pentane and isobutane and/or n-butane wherein the weight ratio of isopentane and/or n-pentane over isobutane and/or n-butane is between 5/95 and 95/5.
    Type: Application
    Filed: February 22, 1999
    Publication date: August 16, 2001
    Inventors: RIK DE VOS, WALTER BAZZO, GUY LEON JEAN GHISLAIN BIESMANS, LUC FERDINAND LEON COLMAN
  • Polyisocyanate based xerogels
    Patent number: 6063826
    Abstract: Process for making polyisocyanate based xerogels by trimerisation of an organic polyisocyanate in an organic solvent in the presence of a (co)polymer containing an isocyanate-reactive group, gellation and drying of the obtained sol-gel.
    Type: Grant
    Filed: March 31, 1998
    Date of Patent: May 16, 2000
    Assignee: Imperial Chemical Industries PLC
    Inventors: Guy Leon Jean Ghislain Biesmans, Andy Mertens, Els Kinnaes
  • Polyisocyanate based aerogel
    Patent number: 5990184
    Abstract: Process for making polyisocyanate based aerogels by trimerisation of an organic polyisocyanate in an organic solvent in the presence of a (co)polymer containing an isocyanate-reactive group, gellation and supercritically drying of the obtained sol-gel.
    Type: Grant
    Filed: March 31, 1998
    Date of Patent: November 23, 1999
    Assignee: Imperial Chemical Industries PLC
    Inventor: Guy Leon Jean Ghislain Biesmans
  • Method of forming a thermal insulating device
    Patent number: 5851458
    Abstract: Thermal insulating device with an open celled polyurethane foam core, evacuated and refilled with an insulating gas.
    Type: Grant
    Filed: December 5, 1996
    Date of Patent: December 22, 1998
    Assignee: Imperial Chemical Industries PLC
    Inventors: Rik De Vos, Guy Leon Jean Ghislain Biesmans, Alan James Hamilton
  • Non-planar evacuated insulation panels and a method for making same
    Patent number: 5843353
    Abstract: Non-planar integral evacuated insulation panels and a method for making these by providing grooves in the filler material prior to enveloping said filler and forming by evacuating, which method allows to make evacuated insulation panels of specific non-planar shapes depending on the depth and shape of the grooves.
    Type: Grant
    Filed: March 20, 1996
    Date of Patent: December 1, 1998
    Assignee: Imperial Chemical Industries PLC
    Inventors: Rik De Vos, Guy Leon Jean Ghislain Biesmans
  • Microvoid polyurethane materials
    Patent number: 5763502
    Abstract: Microvoid polyurethane materials having densities below 300 kg/M.sup.3 and void sizes below 5 micron which are suitable for use as insulating filler in evacuated insulation panels.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: June 9, 1998
    Assignee: Imperial Chemical Industries PLC
    Inventors: Martin Barker, Alain Luc Raymonde Marie Paul Herssens, Norman Washington Keane, Guy Leon Jean Ghislain Biesmans, Karen Liliane Jane Van Der Sande