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Fasaha post | 99% na mutane har yanzu suna yin electrospinning, sun riga sun yi aiki akan wannan...

Lokaci:2019-11-27 Hits:

Electrospinning wani tsari ne wanda aka shimfiɗa maganin polymer da kuma tsaftace shi ta hanyar lantarki mai ƙarfin lantarki. A cikin 80 shekaru tun zuwa da haɓaka fasahar kadi na electrostatic, fasaha da kayan aiki masu alaƙa sun sami ci gaba sosai. An yi amfani da nanomaterials masu jujjuyawar wutar lantarki sosai a aikin injiniyan nama, lodin miyagun ƙwayoyi, tufafin likitanci da sauran fannoni. Amma hanyar kadi na yau da kullun don gina tsarin hanyar sadarwa yawanci ta hanyar Nano fiber mai girma ɗaya azaman rukunin ginin da aka haɗa., amma rukunin ginin yana da matsala ta yaɗuwar rashin ci gaba, kai ga tarin kayan yana fuskantar wahala zuwa daidaitaccen tsarin sarrafawa, Halayen nanometer yana da wahala a kiyaye ƙayyadaddun mahallin, ƙuntatawa mai tsanani akan kayan haɓaka aikin aikace-aikacen

 

A cikin 'yan shekarun nan, Kayan tsarin cibiyar sadarwa na nanometer mai girma biyu na iya daidaita lahani na kayan tsarin cibiyar sadarwa na nanometer mai girma ɗaya., lahani na kayan aiki da aikin kayan ƙarfafawa, kuma suna da fa'idar aikace-aikace mai fa'ida a fagagen kare muhalli, na'urorin lantarki da injiniyan halittu. Dangane da wannan lamari, Tawagar binciken nanofiber karkashin jagorancin farfesa ding bin kuma kwararre Yu Jianyong na makarantar saka da masaku ta jami'ar Donghua ta samu gagarumin ci gaba a fannin kere-kere da sarrafa kayan polymer..

 

 

Ƙungiyar binciken Ontology ta haɓaka fasalin mafita, sarrafa tip ɗin mazugi Taylor da aka caje yanayin allurar ruwa, dakatarwa a cikin babban ƙarfin wutar lantarki rarraba filayen ɗigo da aka caje, haɗin gwiwar da aka haifar ta hanyar daidaita rarrabawar filin lantarki mai tarawa, yana aiwatar da nakasar ɗigon digo da aka caje/canji/daidaitaccen sarrafa haɗin kai, da fiber diamita na 10 ~ 40 nm tsarin hanyar sadarwa na nano mai girma biyu (yanar gizo), da nasarar aiwatar da nau'ikan shirye-shiryen yanar gizo na albarkatun ƙasa na ingantaccen ci gaba, a halin yanzu an yi nasarar shirya daga PVDF, PAN, Carbon, kamar iri-iri na Organic/nanometer nanometer cobweb TiO2 kayan.

 

 

 

Tsarin hanyar sadarwa na nano mai girma biyu ba kawai yana ba da buɗewa ba (200 ~ 300 nm), babban yanki na musamman (30 ~ 7~ m2g - 1), nano Properties kamar high porosity (99.25%), da muhimmanci inganta wettability na zabi na kayan, na inji Properties da kuma m zuwa haske yi, kayan yanar gizo gizo-gizo a cikin tacewa iska, rabuwar ruwa, ilimin halitta kariya, da sauran filayen sun nuna kyakkyawan aikace-aikace masu yuwuwa. Tsakanin su, matsananci-bakin ciki PVDF nanometer gizo-gizo kayan yanar gizo tare da babban watsa haske (m >95%) iya tace ultra-lafiya PM 0.3 a cikin iska tare da aikin tacewa na 99.86%. Idan aka kwatanta da kayan tace ruwa na al'ada, PAN nanometer gizo-gizo kayan gidan yanar gizo suna da tsari na girman girman osmotic flux tare da ingantaccen tacewa iri ɗaya. (99.92%) saboda super hydrophilic da sauri permeability. Bugu da kari, tushen carbon da TiO2 tushen nano gizo-gizo kayan yanar gizo da aka samu bayan carbonization ko calcination kuma suna nuna kyakkyawan halayen lantarki da halayen kariyar halitta., bi da bi.

 

Nunin ayyuka na kayan gidan yanar gizo na nano gizo-gizo daban-daban

 

Wannan aikin ba wai kawai ya gabatar da sabon nau'in fasahar injina mai ƙarfi na electrofluid ba, da kuma shirya kayan tsarin tsarin nano-nano-cibiyar sadarwa tare da babban aiki da multifunction, amma kuma ya ba da jagora da tunani don ƙira da haɓaka na gaba na kayan nano-fiber na yankan-baki. Bincike akan Direct Electronetting na High - Membranes na Aiki - bisa ga Kai - An tattara 2 d Abubuwan da aka buga na Nanoarchitectured Networks a cikin Sadarwar yanayi.

 

(tushe: Yadi jagorar hukuma micro)