Polymetal printing plates
Abstract
Abstract METHOD OF FORMING A POLYMETAL PRINTING PLATE WHICH COMPRISES THE STEPS OF EXPOSING APOLYMETAL PLATE HAVING A THIN HYDROPHILIC METAL LAYER DISPOSED OVER A HYDROPHOBIC METAL SURFACE, SAID HYDROPHILIC METAL LAYER BEARING A LIGHT-SENSITIVE LAYER CAPABLE OF DEVELOPING A RD OF 1.0 TO 2.2 TO ACTINIC RADIATION TO PRODUCE A POTENTIAL RD OF 1.0 TO 2.2, DEVELOPING SAID LIGHT-SENSITIVE LAYER WITH WATER-INSOLUBLE POWDER PARTICLES USING PHYSICAL FORCE TO EMBED THE POWDER PARTICLES IN THE LIGHT-SENSITIVE LAYER, REMOBING NON-EMBEDDED POWDER PARTICLES, FUSING THE WATER-INSLUBLE POWDER PARTICLES TO THEHYDROPHILIC METAL SUBBING LAYER BY HEATING, ETCHING THE HYDROPHILIC METAL LAYER IN THE AREAS UNPROTECTED BY THE FUSED WATER-INSOLUBLE POWDER PARTICLES AND REMOVING THE FUSED WATER-INSOLUBLE POWDER PARTICLES.
Inventors
- 👤 R Jones
- 👤 W Thompson
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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