Cemun da aka samo asali ne mai ban sha'awa shine mafi girman aikace-aikacen busassun bushe na yanzu. Abincin kwayoyin halitta ne mai tsabta tare da ciminti a matsayin babban abu a matsayin babban abu na ciminti da kuma aiki tare da grading riƙe da grading, wakili mai riƙe da grading da marigayi foda. cakuda. Gabaɗaya, yana buƙatar haɗe da ruwa kawai. Idan aka kwatanta da turmi na yau da kullun, zai iya sosai inganta ƙarfin haɗin gwiwa tsakanin kayan da ke fuskanta da substrate, yana da kyawawan kayan anti-sigari kuma yana da kyakkyawan maganin ruwa da juriya da ruwa. Hakanan ana amfani dashi don ado na fale-falen buraka da waje, fale-falen falowar da sauran kayan ado. Ana amfani dashi sosai a cikin ado na ciki da waje na waje, benaye, benaye, ɗakunan wanka, kitchens, da sauransu. Bonding abu.
Yawancin lokaci, idan muka yanke hukunci game da batun tayal, ya kamata mu kula da ƙarfin kayan aikinta da kuma lokacin buɗewa ban da aikin aikinta da kuma ikon yin zango. Baya ga shafar kaddarorin na roba, kamar su sandar aiki, da sauransu, etheran sel mai ƙarfi yana da ƙarfi sosai akan kayan ƙirar tayal.
1. Bude lokaci
YausheRayayyun polymer fodadapel etherCoexist a cikin rigar turk, wasu samfuran bayanai suna nuna cewa roba ta roba da aka haɗe zuwa ciminti samfurin, wanda ya fi ƙarfafawa ruwa a cikin ruwa, wanda ke shafar ƙarin. Da danko da saita lokacin turmi. A tashin hankali na ether na sel ya fi girma fiye da na foda na roba, da kuma haɓaka ƙarin ether a cikin keɓaɓɓiyar keɓaɓɓiyar da ke cikin bangon hydrogen.
A cikin turmi na rigar, ruwa a cikin turmi ya bushe, etel ether na wadatar a farfajiya, kuma an samar da fim ɗin a saman turmi a cikin minti 5, kamar yadda ruwa yake da kauri daga Etmi. Wani ɓangare na ƙaura zuwa bakin ciki na turmi Layer Layer, farkon bude membrane ba a narkar da shi, kuma hijirar ruwa zai kawo ƙarin ether zuwa saman turmi.
Fim na fim na ether a farfajiya na turmi yana da babban tasiri a kan aikin turmi:
Na farko, fim ɗin da aka kafa ya yi kyau sosai, za'a narkar da sau biyu sau biyu, zai iya iyakance fitar ruwa, rage ƙarfi.
Na biyu, fim ɗin da aka kafa ya yi kauri mai kauri, da maida hankali ne na sel ether a cikin ruwayen da aka haɗa da hannu yana da girma, kuma danko yana da girma. Lokacin da aka buga tayal, ba mai sauƙi ne ya rushe fim ɗin ƙasa ba.
Daga wannan, an fahimci cewa fim ɗin yana haifar da kaddarorin na ether suna da babban tasiri a kan lokacin buɗe. Nau'in sel mai ether (HPMC,Haik jini, MC, da dai sauransu) da kuma digiri na ERIRA (Digiri na canzawa) kai tsaye yana shafar kaddarorin samar da fim na ethulose, da wuya da kuma tauri fim.
2, ƙarfi
Baya ga ba da damar amfani da kayan aikin da yawa da aka bayyana a sama zuwa turmi, ƙwayoyin sel ether refards da hydration kabin. Wannan abin harin shi ne akasin haka ne saboda adsorpa na kwayoyin sel na uku a kan tsarin sel na ert, amma galibi yana magana, sel da sel da calcium hydroxide. A kan samfurin sunadarai, ba da wuya a ba shi da wuya a tsarin ma'adinai na asibitin ba. Bugu da kari, saboda karuwa a cikin danko na pore, enelulose ether yana rage motsi (CA2 +, so42- ,,,) a cikin mafita tsarin.
Daidai wani muhimmin sigar sigogi ne wanda ke wakiltar kayan sinadarai na selulose. Kamar yadda aka ambata a sama, danko yafi tasiri karfin riƙe ruwa da kuma yana da tasiri mai mahimmanci akan aikin wani sabo tura'idodin. Koyaya, karatun gwaji sun gano cewa danko na eth eth eth eth eth eth ethertics kusan babu wani tasiri a kan hydric na ciminti. Girman kwayar cuta yana da ɗan lokaci kaɗan akan hydration, kuma mafi girman bambanci tsakanin ma'aunin kwayoyin halitta daban-daban ne kawai 10 min. Sabili da haka, nauyin kwayoyin ba shine sigar sigogi don sarrafa hydimar ciminti ba.
"Aikace-aikacen sel ether a cikin kayayyakin busasshiyar kayayyaki na ciminti" a fili ya bayyana cewa retard na etherulose yana dogara da tsarin sunadarai. Babban Trend Trend shi ne cewa don MHEC, mafi girma digiri na methylation, karami retard na seluluse ether. Bugu da kari, hydrophilic sauya (kamar saura ga HEC) sun fi masara fiye da sauyin hydrophobic (kamar saura ga MH, MHPC, MHPC). Tasirin retard na selulose na ethulous shine galibi sigogi biyu na nau'in da adadin mahimman rukunin.
Gwajin tsarinmu shima ya gano cewa abubuwan da ake maye gurbinsu suna taka muhimmiyar rawa a cikin ƙarfin talaina na tayal. Mun kimanta aikin HPMC tare da digiri daban-daban na canzawa a cikin mawuyacin tayal, kuma mun gwada nau'ikan sel celullu tare da daban-daban kungiyoyi daban-daban. Yin tasirin kaddarorin kayan tayali, Hoto na 2 da Hoto na 2 sune abubuwan canzawa a cikin ƙarfin ƙwararrun Tile a ɗakin zafin rana.
Siffa 2
Siffa 3
A cikin gwajin, muna la'akariHydroxypyl methyl selululose (hpmc), wanda shine hadaddun ether. Sabili da haka, ya kamata mu sanya lambobi biyu tare. Don HPMC, muna buƙatar wadatar wadata don tabbatar da ƙarancin ruwa da watsa haske. Mun san abubuwan da suka dace. Hakanan yana tantance ƙoshin zafi na HPMC, wanda ke ƙayyade yanayin da ake amfani da HPMC. Sabili da haka, ana amfani da abun cikin hpmc da aka saba amfani da shi a cikin kewayon. Yadda za a hada memtaxy da Hydroxypropoxy da Hydroxyproxy a cikin wannan kewayon don cimma sakamako mafi kyau shine abin da muke nazari. Hoto na 2 ya nuna cewa a cikin wani yanki, karuwar abun ciki na metoxyl zai kawo wani yanki na jan karfin, yayin da abun ciki zai karu da karfin hydroxypoxyl zai karu. Don buɗe lokaci, akwai tasirin gaske.
Lokacin Post: Dec-18-2018