Patents Assigned to Cole Polymers Limited
  • Composition for use in making bone cement
    Patent number: 4791150
    Abstract: A composition for forming a bone cement or the like, comprising a powder component and a monomer component, the powder component comprising ethylmethacrylate polymer beads incorporating particles of opacifier therein and the monomer component comprising n-butyl methacrylate.
    Type: Grant
    Filed: September 30, 1986
    Date of Patent: December 13, 1988
    Assignees: Bonar Cole Polymers Limited, The London Hospital Medical College
    Inventors: Michael Braden, Laurence G. Wood
  • Preservation of structures
    Patent number: 4500568
    Abstract: For use in strengthening of natural or artificial structures, e.g. buildings, monuments, ruins, there is drawn under vacuum into the structure a liquid of low viscosity and comprising a monomer or monomers containing some polymer which may be polymerized in situ. The polymer may be obtained by polymerization of part of the monomer or monomers. The liquid resin is cured at ambient temperature. Acrylates and methacrylates are preferred.
    Type: Grant
    Filed: December 7, 1981
    Date of Patent: February 19, 1985
    Assignee: Cole Polymers Limited
    Inventors: Leonard L. Pearson, John Litchfield