Process of ornamentation of articles made of plastics

Claim 1

A PROCESS FOR PRODUCING A METALLIC ORNAMENTATION ON THE SURFACE OF OBJECTS MADE OF ORGANIC RESINOUS PLASTICS SELECTED FROM THE GROUP CONSISTING OF CELLULOSE BASE RESIN PLASTICS, OF PLASTICS DERIVED FROM STYRENE AND OF PLASTICS OF THE ALLYL TYPE OF POLYESTER RESINS COMPRISING COATING THE SURFACE OF THE RESINOUS PLASTIC TO BE ORNAMENTED WITH A DESIGN CARRYING SOLUBLE ADHERING LAYER, CONSISTING SUBSTANTIALLY OF A MIXTURE OF ROSIN, WAX AND AN ESSENTIAL OIL, SAID LAYER SHOWING THE ORNAMENTAL DESIGN TO BE APPLIED TO THE SURFACE OF THE OBJECTS TO BE ORNAMENTED IN THE SHAPE OF OPEN AND BLOCKING SOLID PORTIONS, THE FORMER COVERING THE PORTIONS OF TEH SURFACE TO BE ORNAMENTED WHICH ARE TO BE COVERED WITH METAL AND THE LATTER COVERING THE PORTIONS OF THE SURFACE TO BE ORNAMENTED TO BE KEPT FREE OF METAL DEPOSITS, SPRAYING A SUSPENSION OF FINELY POWDERED PARTICLES OF METAL IN ACETONE ONTO THE SURFACE COVERED BY THE AFORESAID SOLUBLE LAYER CARRYING THE ORNAMENTAL DESIGN, AND APPLYING, AFTER EVAPORATION OF THE ACETONE, A SOLVENT FOR THE SOLUBLE LAYER IN ORDER TO REMOVE THE LAYER TOGETHER WITH THE METAL WHICH HAS BEEN SPRAYED ONTO SAID LAYER FROM THE SURFACE TO BE DECORATED.