f) adding, after said {HEAD ~ amount} of alkylene oxide is in {TAIL ~ said range}, said residual amounts of said acrylic acid and alkylene oxide to said vessel such that said entire amounts of raw acrylic acid and alkylene oxide have been supplied to the batch reaction 
f ) adding , after said { HEAD ~ amount } of alkylene oxide is in { TAIL ~ said range } , said residual amounts of said acrylic acid and alkylene oxide to said vessel such that said entire amounts of raw acrylic acid and alkylene oxide have been supplied to the batch reaction
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH