1
Ronald Lloyd, Peter J Metcalfe: Moisture vapor transmitting film of polyurethane blended with an incompatible polymer. Smith and Nephew Associated Companies, Jacobs & Jacobs, June 5, 1984: US04452845 (63 worldwide citation)

A moisture vapor transmitting film comprising a blend of polyurethane and an incompatible polymer characterized in that the incompatible polymer forms a discrete phase within a continuous matrix of polyurethane and that said film contains voids and processes for the manufacture thereof.


2
Peter J Metcalfe, Andrew J Carter: Polymer blend films. Smith and Nephew Associated Companies, Jacobs & Jacobs, June 24, 1986: US04596738 (44 worldwide citation)

A moisture vapor transmitting elastomeric film which comprises a blend of incompatible polymers and contains voids characterized in that the blend comprises a continuous matrix of ethylene vinyl acetate within which the incompatible polymer forms a discrete particulate phase matrix, processes for th ...


3
Owen L Johns, Peter J Metcalfe: Dressings. Smith & Nephew United, Larson and Taylor, April 8, 1997: US05618556 (30 worldwide citation)

There is described an adhesive dressing comprising a backing layer having a pressure sensitive adhesive layer over one surface thereof, a pad adhered to a portion of the adhesive layer a removable protector which covers the remainder of the adhesive layer and a conformable support layer which is lig ...


4
Peter J Metcalfe: Adhesive dressing and components. Smith and Nephew Associated Companies, Jacobs & Jacobs, December 24, 1985: US04559938 (14 worldwide citation)

A flexible film suitable for use in adhesive medical dressings which film comprises a blend of polymers characterized in that the blend comprises a continuous matrix of 1,2 polybutadiene and an incompatible polymer which forms a discrete particulate phase within the continuous matrix and the film co ...


5
Curtis J Elwell, Frederick K Lesan, Victor Verbeek, Peter J Metcalfe: Radial split ring seal for filtration systems. Toray, Pillsbury Winthrop Shaw Pittman, May 20, 2014: US08728213 (2 worldwide citation)

A radial seal is described for use in a filtration system having annular elements. The rings or annuli fit in a groove in an outer surface of a seal plate. Each annulus has an outer diameter larger than the inner diameter of a cylindrical housing of the filtration system. A gap in the annulus has a ...


6
Peter J Metcalfe: Products, processes and use. Smith and Nephew Associated Companies, Jacobs & Jacobs, September 5, 1989: US04863778 (1 worldwide citation)

The present invention is directed to an elastic apertured film which contains voids. The film comprises a blend of polyurethane and an incompatible polymer which forms a discrete phase within the matrix of polyurethane. The film is in the form of a net. The area of apertures is 5 to 75% of the total ...