After the partial hydrolysis and condensation, the reaction mixture consists of {HEAD ~ the organopolysiloxane copolymer}, free alcohol corresponding to the alkoxy group which is hydrolyzed from the silane by the water addition and water resulting from the condensation of {TAIL ~ the silanol groups} 
After the partial hydrolysis and condensation , the reaction mixture consists of { HEAD ~ the organopolysiloxane copolymer } , free alcohol corresponding to the alkoxy group which is hydrolyzed from the silane by the water addition and water resulting from the condensation of { TAIL ~ the silanol groups }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL