Patents Assigned to Mineral Fiber Manufacturing Corporation
  • Roof structure
    Patent number: 5142837
    Abstract: A laminated roofing material includes an aluminum foil top sheet laminated to a polyethylene film by an ionomer resin. After the sheets are bonded together they are cooled to set the resin and a asphalt coating is applied to the exposed polyethylene sheet and covered with a release paper. The roofing material is applied over an underlayment to form a roof supported by conventional sheeting material.
    Type: Grant
    Filed: November 29, 1991
    Date of Patent: September 1, 1992
    Assignee: Mineral Fiber Manufacturing Corporation
    Inventors: Robert S. Simpson, Robert E. Simpson
  • Laminated roofing sheet
    Patent number: 5096759
    Abstract: A laminated roofing material includes an aluminum foil top sheet laminated to a polyethylene film by an ionomer resin. After the sheets are bonded together they are cooled to set the resin and a bitumen coating is applied to the exposed polyethylene sheet and covered with a release paper. The roofing material is applied over an underlayment to form a roof supported by conventional sheeting material.
    Type: Grant
    Filed: May 30, 1990
    Date of Patent: March 17, 1992
    Assignee: Mineral Fiber Manufacturing Corporation
    Inventors: Robert S. Simpson, Robert E. Simpson
  • Process of making roofing material
    Patent number: 4936938
    Abstract: A laminated roofing material includes an aluminum foil top sheet laminated to a polyethylene film by an ionomer resin. After the sheets are bonded together they are cooled to set the resin and a bitumen coating is applied to the exposed polyethylene sheet and covered with a release paper.
    Type: Grant
    Filed: July 27, 1988
    Date of Patent: June 26, 1990
    Assignee: Mineral Fiber Manufacturing Corporation
    Inventors: Robert S. Simpson, Robert E. Simpson