1. Takaitaccen Gabatarwa na Cellulose Ether
Cellulose ether kalma ce ta gaba ɗaya don nau'ikan abubuwan da aka samo daga cellulose na halitta (mai ladabi auduga da ɓangaren litattafan almara, da dai sauransu) Samfurin da aka samo asali ne na asali na cellulose.Bayan etherification, cellulose ne mai narkewa a cikin ruwa, dilute alkali bayani da Organic kaushi, kuma yana da thermos plasticity.Akwai nau'ikan ethers na cellulose da yawa, waɗanda aka fi amfani da su a cikin gine-gine, siminti, fenti, magunguna, abinci, man fetur, sinadarai na yau da kullun, yadi, yin takarda da kayan lantarki da sauran masana'antu.Dangane da adadin masu maye gurbin, ana iya raba shi zuwa ether guda ɗaya da gauraye ether, kuma bisa ga ionization, ana iya raba shi zuwa ether cellulose ionic da ether maras ionic.A halin yanzu, samfuran ionic cellulose ether ionic suna da fasahar samar da balagagge, shiri mai sauƙi, ƙarancin farashi, da ƙananan shingen masana'antu.Ana amfani da su musamman a cikin kayan abinci, kayan taimako na masaku, sinadarai na yau da kullun da sauran fannoni, kuma sune manyan samfuran kasuwa.samfur.
2. Babban amfani da aikin ether cellulose
A halin yanzu, manyan ethers na cellulose a duniya sun hada da CMC, HPMC, MC, HEC, da dai sauransu, daga cikinsu, CMC ne ya fi girma, wanda ya kai kusan rabin abin da ake fitarwa a duniya, yayin da HPMC da MC ke da kusan kashi 33% na duniya. bukata, kuma HEC tana da kusan kashi 30% na buƙatun duniya.13% na kasuwa.Mafi mahimmancin ƙarshen amfani da carboxymethyl cellulose (CMC) shine wanki, wanda ya kai kusan kashi 22% na buƙatun kasuwa na ƙasa, kuma ana amfani da sauran samfuran galibi a fagen kayan gini, abinci da magunguna.
Buƙatar Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙira ta Duniya ta Samfurin
3. Aikace-aikace na ƙasa
A da, saboda karancin ci gaban bukatar kasara ta samar da ether na cellulose a fannonin sinadarai na yau da kullun, magunguna, abinci, sutura, da dai sauransu, buƙatun ether na cellulose a ƙasata ya ta'allaka ne a fagen kayan gini.Har zuwa yau, masana'antar kayan gini har yanzu tana da kashi 33% na buƙatun ether na ƙasata.%.Bukatar ether na ƙasata a fannin kayan gini ya cika, kuma buƙatu a fannonin sinadarai na yau da kullun, magunguna, abinci, sutura, da dai sauransu na haɓaka cikin sauri tare da haɓaka fasahar aikace-aikacen.Alal misali, a cikin 'yan shekarun nan, shuke-shuke capsules tare da cellulose ether a matsayin babban albarkatun kasa, da kuma wucin gadi nama, wani sabon samfurin da aka yi da cellulose ether, suna da faffadan buƙatun buƙatu da kuma ɗaki don girma.
Matsakaicin kaso na kasuwa daban-daban na cellulose ether a cikin ƙasata
Ɗaukar filin kayan gini a matsayin misali, ether cellulose yana da kyawawan kaddarorin irin su kauri, riƙewar ruwa, da jinkirtawa.Saboda haka, ginin abu sa cellulose ether ne yadu amfani don inganta samar da shirye-mixed turmi (ciki har da rigar-mixed turmi da bushe-mixed turmi), PVC guduro, da dai sauransu, latex Paint, putty, da dai sauransu, ciki har da wasan kwaikwayon na kayayyakin kayan gini.Godiya ga ingantuwar matakin birane na kasata, saurin bunkasuwar masana'antar kayayyakin gini, da ci gaba da inganta matakan gine-ginen gine-gine, da karuwar bukatun kare muhalli na masu amfani da kayan gini, sun haifar da bukatar ethers wadanda ba na ionic cellulose ba. a fagen kayan gini.A cikin shirin na shekaru biyar na 13, kasar ta ta hanzarta yin gyare-gyaren guraren guraben gidaje da gurbatacciyar gidaje, tare da karfafa gine-ginen gine-ginen birane, gami da hanzarta sauya guraren dazuzzuka da kauyuka, cikin tsari da inganta ingantaccen gyaran tsoffin wuraren zama. rugujewar tsofaffin gidaje da kuma wuraren da ba a kammala ba Gyaran gidaje da sauransu.A farkon rabin shekarar 2021, yankin sabbin gine-ginen gida da aka fara shine murabba'in murabba'in miliyan 755.15, karuwar kashi 5.5%.Yankin da aka kammala na gidaje ya kai murabba'in murabba'in miliyan 364.81, haɓakar 25.7%.Maido da yankin da aka kammala na dukiya zai fitar da buƙatun da ke da alaƙa a fagen ginin ether cellulose.
4. Tsarin gasar kasuwa
Ƙasata ita ce babbar mai samar da ether na cellulose a duniya.A wannan mataki, matakin kayan gini na gida cellulose ether ya kasance a cikin gida.Shandong HEAD shine babban kamfani a fannin samar da ether na cellulose a kasar Sin.Sauran manyan masana'antun cikin gida sun hada da Shandong RUITAI, Shandong HEAD, North TIANPU Chemical, YICHENG Cellulose, da dai sauransu. Coating-grade, Pharmaceutical da abinci-sa cellulose ethers a halin yanzu yafi monopolized da kasashen waje kamfanoni kamar Dow, Ashland, Shin-Etsu, da kuma Lotte. .Baya ga Shandong HEAD da sauran kamfanoni masu karfin fiye da ton 10,000, akwai da yawa kananan masana'antun da ba na ionic cellulose ethers da damar 1,000 ton.Manyan kayan abinci da samfuran magunguna.
5. Shigo da fitarwa na ether cellulose
A cikin 2020, saboda raguwar ikon samar da kamfanoni na waje saboda annobar ketare, yawan fitar da ether na cellulose a cikin ƙasa na ya nuna saurin ci gaba.A cikin 2020, fitar da ether cellulose zai kai ton 77,272.Ko da yake yawan fitar da ether ɗin cellulose na ƙasata ya karu cikin sauri, samfuran da ake fitarwa sun fi gina sinadarai ce ta cellulose ether, yayin da adadin magunguna da na abinci na cellulose ether ke fitarwa ba su da yawa sosai, kuma ƙarin darajar kayayyakin da ake fitarwa ba su da yawa.A halin yanzu, adadin da ake fitarwa na ether ɗin cellulose na ƙasata ya ninka adadin shigo da kaya sau huɗu, amma ƙimar fitarwar bai ninka darajar shigo da kaya ba.A fagen manyan kayayyaki, tsarin maye gurbin fitarwa na gida cellulose ether har yanzu yana da ɗaki mai yawa don haɓakawa.
Lokacin aikawa: Fabrairu-23-2023