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Nā ʻAno Hoʻomohala ʻana o ka Maleic Anhydride

2025-12-19

ʻEhā. ʻAnhydride Maleic Nā ʻAno Hoʻomohala
Ma Kina, ua nui ka waihona hānai benzene me ka hoʻoponopono hoʻolako maʻalahi, a ua oʻo ka ʻenehana kūloko no ka hana ʻana i ka maleic anhydride e pili ana i ka benzene oxidation he 10,000-ton. No laila, penei nā kuhikuhi hoʻomohala hou:
Ma kekahi ʻaoʻao, e kālele ana i ka hoʻonui ʻana a me ka hoʻomaikaʻi ʻana i ke kaʻina hana oxidation benzene e hōʻemi i ka hoʻohana ʻana a me ka haumia, a laila e hoʻonui ai i ka hoʻokūkū.
Ma ka ʻaoʻao ʻē aʻe, e hoʻonui i nā hana R&D no nā huahana ma hope o ka maleic anhydride. No ka laʻana, ke ulu wikiwiki nei ke koi no nā huahana e like me ka polybutylene terephthalate (PBT) (kahi huahana ma hope o 1,4-butanediol, BDO) a me ka polytetramethylene ether glycol (PTMEG) (kahi huahana ma hope o ka tetrahydrofuran, THF). He nui ka hakahaka lako o ka mākeke kūloko, a hilinaʻi nui kēia mau huahana i nā mea i lawe ʻia mai.

No ke aha e koho ai i ka Maleic Anhydride? ʻO ia ke kumu o nā resins polyester unsaturated kiʻekiʻe, a wehe pū ia i nā kemika like ʻole ma hope (BDO, THF, a pēlā aku). E leka mai iā mākou i kēia manawa e ʻimi i nā hoʻonā MA i hana kūikawā ʻia no kāu ʻoihana!