Assertion: volume butadiene | /r/HasProperty | butene
Facets:
value: mostly
type: DEGREE
Source sentences:
text: When the butadiene has been formed by the reaction of acetaldehyde and ethanol, such vapors comprise the uncondensed portion of the reaction products and they may contain by volume 63.0% butadiene, 3.5% other four carbon atom hydrocarbons, mostly butenes, 6.5% three carbon atom hydro- ',carbons, mostly propylene, 14.6% two carbon atom hydrocarbons, mostly ethylene, 1.7% methane, 8.0% acetaldehyde and 2.7% diethyl ether.
text: When the butadiene has been formed by the reaction of acetaldehyde and ethanol, such vapors comprise the uncondensed portion of the reaction products and they may contain by volume 63.0% butadiene, 3.5% other four carbon atom hydrocarbons, mostly butenes, 6.5% three carbon atom hydrocarbons, mostly propylene, 14.6% two carbon atom hydrocarbons, mostly ethylene, 1.7% methane, 8.0% acetaldehyde and 2.7% diethyl ether.