Rubber-base floor material and method of making same

Claim 1

THE PROCESS WHICH COMPRISES LAMINATING TOGETHER BY PASSING BETWEEN ROLLS AT A TEMPERATURE OF FROM 140* F. TO 200*F. (1) A FLEXIBLE LAYER OF A VULCANIZABLE RUBBER MIXTURE THE RUBBER CONTENT OF WHICH IS SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, RUBBERY COPOLYMERS OF BUTADIENCE AND STYRENE, AND MIXTURES THEREOF, AND (2) A LAYER OF A VULCANIZABLE MIXTURE COMPRISING A HOMOGENEOUS BLEND OF (A) FROM 50 TO 95% OF RUBBER SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, RUBBERY COPOLYMERS OF BUTADIENE AND STYRENE, MIXTURES THEREOF, AND RUBBERY COPOLYMERS OF BUTADIENE AND ACRYLONITRILE, AND (B) CORRESPONDINGLY FROM 50 TO 5% OF A HARD RESINOUS COPOLYMER OF FROM 70 TO 90% OF STYRENE AND CORRESPONDINGLY FROM 30 TO 10% OF BUTADIENE, PRINTING A DISCONTINUOUS DESIGN ON THE OUTER SURFACE OF SAID LAYER (2) IN THE RESULTING LAMINATE WITH AN INK COMPRISING A PIGMENTED SOLUTION OF RUBBER IN A VOLATILE ORGANIC SOLVENT, SAID SOLUTION CONTAINING VULCANIZING INGREDIENTS, EVAPORATING SAID SOLVENT, AND VULCANIZING THE RESULTING PRINTED LAMINATE BU SUBJECTING IT TO A TEMPERATURE OF FROM 250* F. TO 400*F. WHILE PRESENT IT AGAINST AN EMBOSSED MOLDING SURFACE WITH THE PRINTED SURFACE OF SAID LAYER (2) ADJACENT THE EMOBSSED MOLDING SURFACE.