Cellulose ethercellulose na halitta ne (auduga mai ladabi da ɓangaren itacen itace, da sauransu) a matsayin kayan masarufi, bayan an yi amfani da sinadarin ether, shine macromolecule macromolecule hydroxyl hydrogen ta hanyar rukunin ether wanda aka maye gurbinsa da wani ɓangare ko gaba ɗaya bayan an samar da kayayyaki, shine tushen cellulose na ƙasa. Ana iya narkar da cellulose a cikin ruwa, a narkar da maganin alkali da kuma maganin sinadarai na halitta bayan an yi amfani da shi, kuma yana da kaddarorin thermoplastic. Nau'in ether na cellulose, wanda ake amfani da shi sosai a gini, siminti, shafi, magani, abinci, man fetur, sinadarai na yau da kullun, yadi, takarda da kayan lantarki da sauran masana'antu. Dangane da adadin abubuwan maye, ana iya raba su zuwa ether guda ɗaya da ether gauraye, bisa ga ionization, ana iya raba ionization zuwa ionic cellulose ether da non-ionic cellulose ether. A halin yanzu, tsarin samar da samfurin ionic cellulose ether ionic yana da girma, mai sauƙin yi kuma mai rahusa, shingen masana'antu mai ƙarancin inganci, galibi ana amfani da shi a cikin ƙarin abinci, ƙarin kayan yadi, sinadarai na yau da kullun da sauran fannoni, shine babban samfuran samarwa a kasuwa.
A halin yanzu, cellulose ether na duniya shine babban sinadari.CMC, HPMC, MC, HECda sauransu,CMCFitar da kayayyaki ita ce mafi girma, wadda ta kai kusan rabin yawan kayayyakin da ake fitarwa a duniya, yayin da HPMC da MC dukkansu ke da kusan kashi 33% na buƙatun duniya, HEC kuma tana da kusan kashi 13% na kasuwar duniya. Mafi mahimmancin amfani da carboxymethyl cellulose (CMC) a ƙarshen amfani da shi shine sabulun wanki, wanda ya kai kusan kashi 22% na buƙatun kasuwa, kuma ana amfani da wasu kayayyaki galibi a kayan gini, abinci da magunguna.
Ii. Aikace-aikacen ƙasa
A da, saboda ƙarancin buƙatar cellulose ether a cikin sinadarai na yau da kullun, magunguna, abinci, rufin da sauran fannoni a China, buƙatar cellulose ether a China ta fi mayar da hankali ne a fannin kayan gini, har zuwa yau, masana'antar kayan gini har yanzu tana da kashi 33% na buƙatar cellulose ether a China. Kuma kamar cellulose ether na China a fannin kayan gini, buƙatar ta cika, a cikin sinadarai na yau da kullun, magunguna, abinci, rufin da sauran fannoni na buƙata tana ƙaruwa da sauri tare da haɓaka fasahar amfani. Misali, a cikin 'yan shekarun nan, ƙwayar shuka tare da cellulose ether a matsayin babban kayan albarkatun ƙasa, da kuma samfuran da ke fitowa daga nama na wucin gadi tare da cellulose ether suna da fa'idar buƙata da sararin girma.
A fannin kayan gini, misali, cellulose ether mai kauri, riƙe ruwa, rage danshi a hankali da sauran kyawawan halaye, don haka ana amfani da cellulose ether mai daraja ta kayan gini sosai don inganta aikin kayayyakin gini, gami da turmi mai gauraye (gami da turmi mai gauraye da busasshen turmi), kera resin PVC, fenti mai latex, putty, da sauransu. Godiya ga ci gaban matakin birane a China, saurin ci gaban masana'antar kayan gini, matakin injinan gini yana ci gaba da ingantawa, kuma buƙatun muhalli na masu amfani da kayan gini suna ƙaruwa da ƙaruwa, wanda ke haifar da buƙatar cellulose ether mara ionic a fannin kayan gini. A lokacin Tsarin Shekaru Biyar na 13, China ta hanzarta gyaran yankunan da suka lalace da gidaje da suka lalace a birane, tare da ƙarfafa gina kayayyakin more rayuwa na birane, gami da hanzarta gyaran yankunan da suka lalace da ƙauyuka a birane, da kuma haɓaka cikakken gyaran tsoffin wuraren zama da gyaran tsoffin gidaje da suka lalace da kuma wuraren gidaje marasa kammalawa. A rabin farko na shekarar 2021, an fara amfani da murabba'in mita miliyan 755.15 na sararin zama, wanda ya karu da kashi 5.5 cikin 100. Yankin gidaje da aka kammala shine murabba'in mita miliyan 364.81, wanda ya karu da kashi 25.7%. Fadada yankin gidaje da aka kammala zai haifar da bukatar da ta dace a fannin kayan gini na cellulose ether.
3. Tsarin gasar kasuwa
Kasar Sin kasa ce da ke samar da sinadarin cellulose ether a duniya, a halin yanzu, sinadarin cellulose ether ya samu karbuwa a duniya, kuma manyan kamfanonin da ke samar da sinadarin cellulose ether a fannin cellulose ether, sauran manyan masana'antun cikin gida sun hada da Kima Chemical da sauransu. Matakin rufewa, sinadarin cellulose ether a fannin abinci a yanzu ya fi shahara a Amurka, Ashland, Japan shinetsu, Koriya ta Kudu Lotte da sauran kamfanonin da ke da ikon mallakar kasashen waje. Baya ga sinadaran Anxin, akwai kamfanoni sama da tan dubu goma, dubban tan na cellulose ether kananan kamfanonin samar da kayayyaki, yawancin wadannan kananan kamfanoni suna samar da sinadarin cellulose ether na kayan gini na yau da kullun, kuma ba su da karfin samar da kayayyakin abinci da magunguna masu inganci.
Hudu, yanayin shigo da kaya da fitarwa na cellulose ether
A shekarar 2020, saboda annobar da ta shafi ƙasashen waje, fitar da sinadarin cellulose ether daga China ya nuna ci gaba mai sauri, a shekarar 2020, inda aka cimma fitar da sinadarin cellulose ether mai nauyin tan 77,272. Duk da cewa yawan sinadarin cellulose ether da aka fitar a China ya fi girma, kayayyakin da aka fitar sun dogara ne da kayan gini kamar cellulose ether, yayin da yawan sinadarin cellulose ether na likitanci da na abinci ke fitarwa ya yi ƙanƙanta, kuma ƙarin darajar kayayyakin da aka fitar ya yi ƙasa. A halin yanzu, yawan sinadarin cellulose ether da aka fitar a China ya ninka yawan kayayyakin da aka shigo da su, amma yawan kayayyakin da aka fitar ya yi ƙasa da sau biyu. A fannin kayayyakin da aka shigo da su daga ƙasashen waje, tsarin maye gurbin kayayyakin da aka fitar daga cikin gida har yanzu babban wuri ne na ci gaba.
Lokacin Saƙo: Afrilu-25-2024