Print-out compositions for photographic purposes and process of using same

Claim 1

A PRINT-OUT MEMBER CONSISTING OF A SUPPORT AND A COLORLESS FILM DEPOSITED THEREON CONSISTING ESSENTIALLY OF A FILM-FORMING PLASTIC WHEREIN THERE ARE DISPERSED AT LEAST ONE ARYLAMINE AND AT LEAST ONE HALOGEN CONTAINING COMPOUND WHICH RELEASES HALOGEN-CONTAINING FREE FILM RADICALS ON EXPOSURE TO LIGHT AND WHICH IS REACTIVE IN SAID FILM ON EXPOSURE TO LIGHT TO PRODUCE A COLORED REACTION PRODUCT AS A RESULT OF SAI EXPOSURE TO LIGHT; THERE BEING BETWEEN 0.1 AND 1 PART OF WEIGHT OF ARYLAMINE PER PART BY WEIGHT OF FILM-FORMING PLASTIC AND BETWEEN 0.01 AND 0.5 PART BY WEIGHT OF HALOGEN-CONTAINING COMPOUND PER PART BY WEIGHT OF FILM-FORMING PLASTIC, SAID HALOGEN-CONTAINING COMPOUND BEING A HALOGENATED HYDROCARBON SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS HAVING A BOND DISOCIATION ENERGY OF NOT LESS THAN ABOUT 40 KILOGRA M CALORIES PER MOL TO PRODUCE A HALOGEN SELECTED FROM THE GROUP CONSISTING OF C1, BR AND I AS A FREE RADICAL.