????? ??

1. ?? (Title)
? styrene monomer? ???? polystyrene? ??

2. ?? (Object)
? styrene monomer? ??????(benzoyl peroxide : BPO)? ???? ???? ????(????) ??? polystyrene? ???? DSC(?????????: Differential Scanning Calorimetry)??? ???? Tg? Tm? ??? ??? ??.

3. ?? (Theory)

???????(benzoyl peroxide): ???????? ?? £­O£­O£­?? ????? ??? ???? ???????? ??. ??? C14H10O4. ?? ????, ??? 242.23, ??? 104¡«105¡æ??. ??? ?? ???, ??? ?? ?????? ? ???. ???? ??? ?? ?????? ?????? ????? ???. ???? ???? ????? ?????, ?? ???? ???? ??? ?????? ????????? ?????, ?????? ¡¤???? ¡¤??? ? ?????? ?????? ????? ????? ???????? ?? ???.

?????(bulk polymerization): ??(ÈÜ„©)? ?? ???? ???(†Îλów)?? ????? ????, ???????? ??. ?? ??? ??????, ??? ???? ??? ???, ???? ?? ???? ???? ?? ? ???, ???? ??? ??? ? ?? ??? ??. ??? ???(ÖغÏϵ)? ??? ??? ????? ???, ???? ?????? ????, ? ??? ?? ?? ??? ??. ???(Òºów î) ?? ???(šâów î)? ?????? ? ????. ????? ??? ?? ??? ???? ?? ??. ????? ???? ??? ?? ????? ????, ?????? ??????? ????? ?? ?? ????.