Transfer process for coating materials

Claim 1

A PROCESS FOR FORMING A FLEXIBLE WATERPROOF LIGHT WEIGHT COATED FABRIC WHICH COMPRISES APPLYING TO ONE SURFACE OF A ROUGH OR POROUS FABRIC A THREMOSETTING RESIN IN A THERMOPLASTIC INCOMPLETELY POLYMERIZED STAGE DISSOLVED IN AN ORGANIC SOLVENT, CAUSING THE SOLUTION TO IMPREGNATE THE FABRIC, EVAPORATING THE ORGANIC SOLVENT TO GIVE A THERMOPLASTIC COATING WHICH FILLS AT LEAST IN PART THE INTERSTICES IN THE FABRIC, IMPREGNATES THE YARNS, AND LAYS THE NAP FIBERS ON SAID SURFACE OF THE FABRIC, THUS REDUCING THE POROSITY OF THE FABRIC AND SMOOTHING ITS SURFACE, BRINGING A NONSELFSUPPORTING NONTHERMOPLASTIC CONTINUOUS FILM OF ORGANIC PLASTIC MATERIAL SUPPORTED ON A TEMPORARY BACKING SHEET INTO CONTACT WITH THE COATED SURFACE OF SAID FABRIC, ADHERING THE FILM TO THE COATED SURFACE BY SUBJECTING THE FILM AND COATED SURFACES TO PRESSURE AND TO HEAT SUFFICIENT TO ADVANCE THE POLYMERIZATION OF THE THREMOSETTING RESIN TO A NONTHERMOPLASTIC INFUSIBLE STAGE, AND STRIPPING THE BACKING SHEET FROM THE FILM, THE COATING UPON THE FABRIC PREVENTING RUPTURE OF THE FILM DUE TO ROUGHNESS OF THE FABRIC AND ANCHORING THE FILM TO THE FABRIC WHEREBY THE FILM TENACIOUSLY ADHERES TO THE FABRIC WITHOUT CRACKING OR PEELING THEREFROM.