{HEAD ~ This invention} is directed to {TAIL ~ hyperbranched polymers}, more particularly to hyperbranched polymers containing silicon atoms, and to their use as an agent for rendering a substrate water repellent 
{ HEAD ~ This invention } is directed to { TAIL ~ hyperbranched polymers } , more particularly to hyperbranched polymers containing silicon atoms , and to their use as an agent for rendering a substrate water repellent
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL 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 OTH