The catalytic inks have appropriate rheological properties of {TAIL ~ viscosity} and surface tension that permit non sagging, non spreading images to be printed onto a web which can travel vertically into {HEAD ~ a drying zone} 
The catalytic inks have appropriate rheological properties of { TAIL ~ viscosity } and surface tension that permit non sagging , non spreading images to be printed onto a web which can travel vertically into { HEAD ~ a drying zone }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD