{HEAD ~ The maximum useful proportion} of {TAIL ~ such blowing agent} in composition of flowable, foamable gel is in the order of about 0.12 to 0.18 gram moles per 100 grams of the starting resin, being greater, for example, as the proportion of dichlorodifluoromethane is greater in the mixed blowing agent 
{ HEAD ~ The maximum useful proportion } of { TAIL ~ such blowing agent } in composition of flowable , foamable gel is in the order of about 0.12 to 0.18 gram moles per 100 grams of the starting resin , being greater , for example , as the proportion of dichlorodifluoromethane is greater in the mixed blowing agent
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH