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陽離子聚合反應
Sign in to savechain growth polymerization in which a cationic initiator transfers charge to a monomer which then becomes reactive
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Within Vinony's link graph, 陽離子聚合反應 is referenced by 36 other articles, and connects out to ion, heterocyclic compound and carbenium ion.
It is catalogued under the topic Polymerization reactions.
Its subject is documented across 11 Wikipedia language editions.
Article · 中文
陽離子聚合反應為一種鏈增長聚合反應,反應中陽離子引發劑(cationic initiator)會將電荷轉移單體,使單體變得有反應性。而這個具反應性單體會與其他單體進行相似的反應,最後形成聚合物。.陽離子聚合反應中的這種單體,必須受具有提供電子取代基(electron-donating substituent)的烯烴(olefins)和雜環(heterocycles)限制。相似於陰離子聚合反應,陽離子聚合反應對反應中所使用的溶劑(solvent)非常敏感,特別是溶劑可形成游離離子(free ions)的能力,此能力決定了增長的陽離子鏈的反應性。陽離子聚合反應用於聚異丁烯(polyisobutylene)的產生(如:丁基橡膠用於輪胎的內胎)和聚N-乙烯基咔唑(N-vinylcarbazole,PVK) IUPAC definition離子聚合反應中的動力鏈攜帶者( kinetic-chain carriers)為陽離子。
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