| abstract |
Using a spinning agent of a cycloalkane having 6 to 9 carbon atoms, an alkyl-substituted cycloalkane having 6 to 9 carbon atoms, and an alkyl-substituted aromatic hydrocarbon having a boiling point at an atmospheric pressure lower than 150 ° C., the number average molecular weight is at least A method of flash-spinning polycyclopentene having a melting point of from 250 to 330 ° C. at a temperature of 10,000 to 100,000. |