Composition for and method of applying ceramic color

Claim 1

A METHOD OF APPLYING GLASS COLORS TO A BASE COMPRISING THE STEPS OF APPLYING A FIRST COAT TO SAID BASE THROUGH A SCREEN STENCIL A MELTED GLASS COLOR-CONTAINING COMPOSITION THAT COMPRISES A CERAMIC FLUX CARRYING A CERAMIC COLOR DISPERSED IN A THERMO-FLUID VEHICLE CONSISTING ESSENTIALLY OF (1) ABOUT 70 TO 95 PARTS BY WEIGHT OF A WAX-LIKE MATERIAL SELECTED FROM MEMBER OF A GROUP CONSISTING OF (A) A SUBSTANTIALLY STRAIGHT CHAIN FATTY ACID HAVING FROM 12 TO 20 CARBON ATOMS, (B) A SUBSTANTIALLY STRAIGHT CHAIN FATTY ALCOHOL HAVING FROM 12 TO 20 CARBON ATOMS, (C) AN AMIDE OF AN ALIPHATIC HYDROCARBON HAVING 16 TO 20 CARBON ATOMS AND (D) A POLY ALKYLENE ETHER GLYCOL HAVING A MOLECULAR WEIGHT OF ABOUT 2000 TO 6000 IN WHICH THE ALKYLENE GROUPS HAVE 2 TO 3 CARBON ATOMS AND MIXTURES THEREOF, ANY POLY ALKYLENE ETHER GLYCOL PRESENT BEING IN THE AMOUNT OF LESS THAN 50 PARTS BY WEIGHT AND IN COMBINATION WITH AT LEAST ONE OF THE ABOVE NAMED GROUP OF A, B AND C; AND (2) ABOUT 15 TO 30 PARTS BY WEIGHT OF A THERMOPLASTIC RESIN SELECTED FROM A MEMBER OF A GROUP CONSISTING OF ROSIN, LIMED ROSIN, HYDROGENATED ROSIN, LIMED HYDROGENATED ROSIN, POLYHYDRIC ALCOHOL ESTER OF HYDROGENATED ROSIN, A HARD BRITTLE RESIN THAT IS A POLYMERIZATION PRODUCT OF ROSIN AND HAS A MELTING POINT OF ABOUT 208 TO 217*F., A REACTION PRODUCT OF LIME AND SAID BRITTLE RESIN HAVING A MELTING POINT OF ABOUT 208 TO 217*F. AND EHTYL CELLULOSE HAVING A VISCOSITY OF AT LEAST 100 CETIPOISES PER SECOND IN A 5% SOLUTION AT 25*C. HERCULES POWDER COMPANY TEST E 80-8B, AND MIXTURES THEREOF IN WHICH ANY ETHYL CELLULOSE PRESENT IS PRESENT IN AMOUNTS LESS THAN ABOUT 10 PARTS BY WEIGHT, APPLYING A PLURALITY OF AT LEAST THREE COATS OVER SAID FIRST COAT WITH OUT INTERMEDIATE HEATING STEPS, AND THEREAFTER HEATING THE BASE WITH THE APPLIED COATS TO LEAVE THE GLASS CARRYING COLOR ON THE BASE AND FUSED THERETO.

Claim 2

A METHOD OF APPLYING GLASS COLORS TO A BASE COMPRISING THE STEPS OF APPLYING A FIRST COAT TO SAID BASE THROUGH A SCREEN STENCIL A MELTED GLASS COLOR-CONTAINING COMPOSITION THAT COMPRISES A CERAMIC FLUX CARRYING A CERAMIC COLOR DISPERSED IN A THERMO-FLUID VEHICLE CONSISTING ESSENTIALLY OF (1) ABOUT 70 TO 95 PARTS BY WEIGHT OF A WAX-LIKE MATERIAL SELECTED FROM MEMBER OF A GROUP CONSISTING OF (A) A SUBSTANTIALLY STRAIGHT CHAIN FATTY ACID HAVING FROM 12 TO 20 CARBON ATOMS, (B) A SUBSTANTIALLY STRAIGHT CHAIN FATTY ALCOHOL HAVING FROM 12 TO 20 CARBON ATOMS, (C) AN AMIDE OF AN ALIPHATIC HYDROCARBON HAVING 16 TO 20 CARBON ATOMS AND (D) A POLY ALKYLENE ETHER GLYCOL HAVING A MOLECULAR WEIGHT OF ABOUT 2000 TO 6000 IN WHICH THE ALKYLENE GROUPS HAVE 2 TO 3 CARBON ATOMS AND MIXTURES THEREOF, ANY POLY ALKYLENE ETHER GLYCOL PRESENT BEING IN THE AMOUNT OF LESS THAN 50 PARTS BY WEIGHT AND IN COMBINATION WITH AT LEAST ONE OF THE ABOVE NAMED GROUP OF A, B AND C; AND (2) ABOUT 15 TO 30 PARTS BY WEIGHT OF A THERMOPLASTIC RESIN SELECTED FROM A MEMBER OF A GROUP CONSISTING OF ROSIN, LIMED ROSIN, HYDROGENATED ROSIN, LIMED HYDROGENATED ROSIN, POLYHYDRIC ALCOHOL ESTER OF HYDROGENATED ROSIN, A HARD BRITTLE RESIN THAT IS A POLYMERIZATION PRODUCT OF ROSIN AND HAS A MELTING POINT OF ABOUT 208 TO 217*F., A REACTION PRODUCT OF LIME AND SAID BRITTLE RESIN HAVING A MELTING POINT OF ABOUT 208 TO 217*F. AND EHTYL CELLULOSE HAVING A VISCOSITY OF AT LEAST 100 CETIPOISES PER SECOND IN A 5% SOLUTION AT 25*C. HERCULES POWDER COMPANY TEST E 80-8B, AND MIXTURES THEREOF IN WHICH ANY ETHYL CELLULOSE PRESENT IS PRESENT IN AMOUNTS LESS THAN ABOUT 10 PARTS BY WEIGHT, APPLYING A PLURALITY OF AT LEAST THREE COATS OVER SAID FIRST COAT WITH OUT INTERMEDIATE HEATING STEPS, AND THEREAFTER HEATING THE BASE WITH THE APPLIED COATS TO LEAVE THE GLASS CARRYING COLOR ON THE BASE AND FUSED THERETO.