The invention provides {HEAD ~ crosslinkable compositions} based on {TAIL ~ organosilicon compounds}, which can be prepared from organosilicon compounds composed of units of the formula 
based on
The invention provides { HEAD ~ crosslinkable compositions } based on { TAIL ~ organosilicon compounds } , which can be prepared from organosilicon compounds composed of units of the formula
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH