Ho ea ka "China Cellulose Ether Industry Research and Investment Forecast Report (2022 Edition)" e lokollotsoeng ke Li mu Information Consulting, cellulose ke karolo e ka sehloohong ea marako a lisele tsa semela le polysaccharide e ajoang ka ho fetisisa le e ngata ka ho fetisisa tlhahong.E nka karolo e fetang 50% ea khabone sebakeng sa semela.Har'a bona, lihlahisoa tsa cellulose tsa k'hothone li haufi le 100%, e leng mohloli o hloekileng ka ho fetisisa oa cellulose ea tlhaho.Ka kakaretso lehong, selulose e etsa 40-50%, 'me ho na le 10-30% ea hemicellulose le 20-30% lignin.
Indasteri ea kantle ea cellulose ether e se e holile, 'me ha e le hantle e laoloa ke likhoebo tse kholo tse kang Dow Chemical, Ashland, le Shin-Etsu.Matla a tlhahiso ea cellulose ether ea lik'hamphani tse kholo tsa kantle ho naha ke lithane tse ka bang 360,000, tseo Shin-Etsu ea Japane le Dow ea United States ka bobeli li nang le matla a tlhahiso ea lithane tse ka bang 100,000, Ashland lithane tse 80,000, le Lotte e fetang lithane tse 40,000 (ho reka Samsung. -likhoebo tse amanang le tsona), bahlahisi ba bane ba phahameng ka ho fetisisa Bokhoni ba ho hlahisa bo ikarabella ho feta 90% (ntle le matla a tlhahiso ea Chaena).Palo e nyenyane ea lihlahisoa tsa meriana, lihlahisoa tsa lijo le lisebelisoa tse phahameng tsa mohaho-cellulose ethers tse hlokahalang naheng ea heso li fanoa ke lik'hamphani tse tsebahalang tsa linaheng tse ling.
Hona joale, boholo ba matla a tlhahiso ea li-ethers tse tloaelehileng tsa moaho-grade-cellulose e atolositsoeng Chaena li ekelitse tlhōlisano ea lihlahisoa tsa lihlahisoa tsa boleng bo tlaase, ha lihlahisoa tsa meriana le tsa lijo tse nang le lithibelo tse phahameng tsa theknoloji li ntse li le boto e khutšoanyane. indasteri ea naha ea heso ea cellulose ether.
Boleng le bokgoni ba tlhahiso ya carboxymethyl cellulose le dihlahiswa tsa yona tsa letswai naheng ya heso di ntlafaditswe haholo dilemong tsa morao tjena, mme palo ya diyantle e ntse e eketseha selemo le selemo.Tlhokahalo ea 'maraka oa kantle ho naha e itšetlehile haholo ka thepa ea naha ea heso,' me mmaraka o batla o tletse.Kamore ea kholo ea nako e tlang e batla e lekanyelitsoe.
Nonionic cellulose ethers, ho akarelletsa le hydroxyethyl, propyl, methylcellulose le lihlahisoa tsa bona, li na le menyetla e ntle ea 'maraka nakong e tlang, haholo-holo lits'ebetsong tse phahameng, tse ntseng li e-na le sebaka se seholo sa nts'etsopele ea maraka.Tse kang meriana, pente ea boemo bo phahameng, lirafshoa tsa maemo a holimo, joalo-joalo li ntse li hloka ho rekoa linaheng tse ling.Ho ntse ho na le sebaka se sengata sa ntlafatso maemong a theknoloji ea tlhahiso le lipatlisiso le nts'etsopele, hape ho na le menyetla e meholo ea matsete.
Hona joale, boemo ba lisebelisoa tsa mechine bakeng sa ts'ebetso ea ho hloekisa malapeng bo tlaase, bo thibelang ka ho teba tsoelo-pele ea indasteri.Ho se hloeke ho ka sehloohong ho sehlahisoa ke sodium chloride.Nakong e fetileng, li-centrifuge tse maoto a mararo li ne li sebelisoa haholo naheng ea heso, 'me ts'ebetso ea ho hloekisa e ne e le ts'ebetso ea nakoana, e neng e hloka mosebetsi o boima, e jang matla le e senyang thepa.Boleng ba sehlahisoa le bona bo thata ho ntlafatsa.Boholo ba mela e mecha ea tlhahiso e kentse thepa e tsoetseng pele ea kantle ho naha ho ntlafatsa boemo ba lisebelisoa, empa ho ntse ho e-na le lekhalo pakeng tsa boiketsetso ba mohala oohle oa tlhahiso le linaha tsa kantle.Tsoelo-pele ea nakong e tlang ea indasteri e ka nahana ka ho kopanya lisebelisoa tsa kantle ho naha le lisebelisoa tsa malapeng, le lisebelisoa tsa ho kenya li-link tsa bohlokoa ho ntlafatsa mokhoa oa ho iketsetsa mochine oa tlhahiso.Ha ho bapisoa le lihlahisoa tsa ionic, li-ether tsa cellulose tse se nang ionic li na le litlhoko tse phahameng tsa tekheniki, 'me ho potlakile ho phunyeletsa mekoallo ea theknoloji ea theknoloji ea tlhahiso le katoloso ea kopo.
Nako ea poso: Apr-10-2023