{HEAD ~ The catalytic inks} used in {TAIL ~ the methods} of this invention are low in solids, e.g. less than 10% solids, and have appropriate rheological properties of viscosity and surface tension that permit non sagging, non spreading images to be printed onto a web which moves vertically into a drying zone 
{ HEAD ~ The catalytic inks } used in { TAIL ~ the methods } of this invention are low in solids , e.g. less than 10 % solids , and have appropriate rheological properties of viscosity and surface tension that permit non sagging , non spreading images to be printed onto a web which moves vertically into a drying zone
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