{HEAD ~ The resulting gel}, or suspension is heated to {TAIL ~ a temperature} of about 90° C. to about 150° C. for an effective amount of time to allow hydrolysis and polymerization to occur 
is heated to
{ HEAD ~ The resulting gel } , or suspension is heated to { TAIL ~ a temperature } of about 90 ° C. to about 150 ° C. for an effective amount of time to allow hydrolysis and polymerization to occur
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH 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