Khampani ea ronae sebelisana le Univesithi ea East China ea Saense le Theknoloji, 'me ea pele e amohela karabelo e tsoelang pele ka ketlele le ts'ebetso e tsoelang pele ea distillation bakeng sa tlhahiso eaFurfuryl joala. Ka ho feletseng o ile a hlokomela karabelo ka mocheso o tlase le othomathike opereishene e hole, ho etsa hore boleng bo tsitse le litšenyehelo tsa tlhahiso li theohe. Re na le ketane e felletseng ea lihlahisoa bakeng sa lisebelisoa tsa ho lahla, 'me re entse tsoelo-pele e kholo mekhoeng le mefuta ea lihlahisoa. Lihlahisoa tse khethehileng tse entsoeng ho odara li fumaneha hape ho latela kopo ea bareki. Re na le lihlopha tsa litsebi tse thabelang botumo bo botle indastering bakeng sa tlhahiso, lipatlisiso le tšebeletso, tse ka rarollang mathata a hau a ho laola ka nako.
Ka 1931, setsebi sa k'hemistri sa Amerika Adskins o ile a hlokomela hydrogenation ea furfural ho furfuryl joala ka lekhetlo la pele ka koporo ea chromic acid e le sesosa, mme a fumana hore sehlahisoa sena e ne e le sehlahisoa sa hydrogenation e tebileng ea lesale la furffuran le sehlopha sa aldehyde, le khetho ea sehlahisoa se ne se ka ntlafatsoa ka ho fetola mocheso karabelo le maemo a catalytic reaction. Ho latela maemo a fapaneng a karabelo, ts'ebetso ea furfural hydrogenation ho furfuryl alcohol e ka aroloa ka mokhoa oa mokelikeli oa mokelikeli le mokhoa oa khase ea khase, o ka aroloa ka mokhoa oa khatello e phahameng (9.8MPa) le mokhoa oa khatello ea mahareng (5 ~ 8MPa).
mokelikeli mohato hydrogenation
Liquid phase hydrogenation ke ho emisa catalyst ho furfural ho 180 ~ 210 ℃, khatello e mahareng kapa khatello e phahameng ea hydrogenation, sesebelisoa ke mochini o se nang letho oa tora. E le ho fokotsa mocheso oa mocheso, tekanyo ea ho eketsoa ha furfural e ne e atisa ho laoloa 'me nako ea ho arabela (e kholo ho feta 1h) e ne e le telele. Ka lebaka la ho khutlela morao ha thepa, karabelo ea hydrogenation e ke ke ea lula mohatong oa tlhahiso ea joala ea furfuryl, 'me e ka hlahisa lihlahisoa tse ling tse kang 22 methylfurfuran le tetrahydrofurfuran joala, e lebisang tšebelisong e phahameng ea thepa e tala,' me ho thata ho khutlisa litšila, ho le bonolo ho li sebelisa. baka tšilafalo e tebileng ea chromium. Ho phaella moo, mokhoa oa mohato oa mokelikeli o hloka ho sebetsoa tlas'a khatello, e hlokang litlhoko tse phahameng tsa thepa. Hona joale, mokhoa ona o sebelisoa haholo-holo naheng ea rona. Khatello e phahameng ea karabelo ke khaello e kholo ea mokhoa oa mokelikeli-mohato. Leha ho le joalo, tlhahiso ea joala ea furfuryl ka karabelo ea mokelikeli tlas'a khatello e tlase (1 ~ 1.3MPa) e tlalehiloe Chaena, 'me ho fumanoe chai e ngata.
E le e 'ngoe ea lisebelisoa tse tala bakeng sa organic synthesis, e ka sebelisoa ho hlahisa levulinic acid, furan resin e nang le thepa e sa tšoaneng, furfuryl alcohol-urea resin le phenolic resin. Ho hanyetsa ho bata ha li-plasticizers tse entsoeng ho eona ho molemo ho feta tsa Butanol le Octanol esters. Hape ke lihlapolli tse ntle bakeng sa lirekere tsa furan, li-varnish, le li-pigment, le libeso tsa rokete. Ntle le moo, e boetse e sebelisoa ho li-synthetic fibers, rabara, chefo e bolaeang likokoanyana le liindasteri tsa foundry.
Nako ea poso: May-18-2023