Boemo ba ketane ea indasteri:
(1) Indasteri e holimo
Lintho tse ka sehloohong tse tala tse hlokahalang bakeng sa tlhahiso eacellulose etherkenyeletsa k'hothone e hloekisitsoeng (kapa makhasi a patsi) le metsoako e meng e tloaelehileng ea lik'hemik'hale, tse kang propylene oxide, methyl chloride, liquid caustic soda, caustic soda, ethylene oxide, toluene le lisebelisoa tse ling tse thusang. Likhoebo tsa indasteri tse holimo tsa indasteri ena li kenyelletsa k'hothone e hloekisitsoeng, likhoebo tsa tlhahiso ea makhasi a lehong le likhoebo tse ling tsa lik'hemik'hale. Ho feto-fetoha ha litheko tsa thepa e tala e boletsoeng ka holimo e tla ba le tšusumetso e fapaneng litšenyehelong tsa tlhahiso le theko ea thekiso ea cellulose ether.
Litsenyehelo tsa k'hothone e hloekisitsoeng li batla li phahame. Ho nka mohlala oa thepa ea moaho oa "cellulose ether" e le mohlala, nakong ea tlaleho, litšenyehelo tsa k'hothone e hloekisitsoeng li ne li le 31.74%, 28.50%, 26.59% le 26.90% ea theko ea thekiso ea thepa ea mohaho ea sehlopha sa cellulose ether. Ho fetoha ha theko ea k'hothone e hloekisitsoeng ho tla ama litšenyehelo tsa tlhahiso ea cellulose ether. Lintho tse ka sehloohong tse tala bakeng sa tlhahiso ea k'hothone e hloekisitsoeng ke lithara tsa k'hothone. Li-linter tsa k'hothone ke e 'ngoe ea lihlahisoa tsa tlhahiso ea k'hothone, tse sebelisoang haholo ho hlahisa makhasi a k'hothone, k'hothone e hloekisitsoeng, nitrocellulose le lihlahisoa tse ling. Boleng ba tšebeliso le tšebeliso ea lithara tsa k'hothone le k'hothone li fapane haholo, 'me ho hlakile hore theko ea eona e tlase ho feta ea k'hothone, empa e na le kamano e itseng le ho fetoha ha theko ea k'hothone. Ho feto-fetoha ha theko ea lithara tsa k'hothone ho ama theko ea k'hothone e hloekisitsoeng.
Ho feto-fetoha ho matla ha theko ea k'hothone e hloekisitsoeng ho tla ba le likhato tse fapaneng taolong ea litšenyehelo tsa tlhahiso, theko ea lihlahisoa le phaello ea likhoebo indastering ena. Ha theko ea k'hothone e hloekisitsoeng e le holimo 'me theko ea makhasi a lehong e batla e le theko e tlaase, e le ho fokotsa litšenyehelo, makhasi a lehong a ka sebelisoa e le sebaka sa ho nkela k'hothone e hloekisitsoeng, haholo-holo e sebelisetsoang ho hlahisa li-cellulose ethers tse nang le viscosity e tlaase e kang ea meriana le ea lijo tsa cellulose ethers. Ho latela lintlha tse tsoang webosaeteng ea Ofisi ea Naha ea Lipalo-palo, ka 2013, sebaka sa naha ea heso sa temo ea k'hothone e ne e le lihekthere tse limilione tse 4,35, 'me tlhahiso ea k'hothone ea naha e ne e le lithane tse limilione tse 6,31. Ho ea ka lipalo-palo tsa Mokhatlo oa China Cellulose Industry Association, ka 2014, kakaretso ea k'hothone e hloekisitsoeng e hlahisoang ke bahlahisi ba ka sehloohong ba k'hothone e hloekisitsoeng malapeng e ne e le lithane tse 332,000, 'me phepelo ea thepa e tala e ngata.
Lisebelisoa tse ka sehloohong tsa tlhahiso ea lisebelisoa tsa lik'hemik'hale tsa graphite ke tšepe le graphite carbon. Theko ea tšepe le graphite carbon e ikarabella bakeng sa karolo e batlang e phahame ea litšenyehelo tsa tlhahiso ea thepa ea lik'hemik'hale tsa graphite. Ho feto-fetoha ha litheko tsa lisebelisoa tsena tse tala ho tla ba le tšusumetso e itseng litšenyehelong tsa tlhahiso le theko ea thekiso ea lisebelisoa tsa lik'hemik'hale tsa graphite.
(2) Indasteri e tlaase ea cellulose ether
Joaloka "industrial monosodium glutamate", cellulose ether e na le karolo e tlaase ea cellulose ether 'me e na le mefuta e mengata ea lisebelisoa. Liindasteri tse tlase li hasane mekhahlelong eohle ea bophelo moruong oa naha.
Ka tloaelo, indasteri ea kaho e tlase le indasteri ea thekiso ea matlo le meaho e tla ba le tšusumetso e itseng ho sekhahla sa kholo ea tlhoko ea thepa ea moaho ea mofuta oa cellulose ether. Ha indasteri ea kaho ea lehae le indasteri ea thekiso ea matlo le meaho e ntse e hola ka potlako, tlhokahalo ea 'maraka oa lapeng bakeng sa thepa ea moaho ea cellulose ether e ntse e hola ka potlako. Ha sekhahla sa kholo ea indasteri ea kaho ea lehae le indasteri ea thekiso ea matlo e fokotseha, sekhahla sa kholo ea tlhokeho ea thepa ea moaho ea mofuta oa cellulose ether 'marakeng oa lehae e tla fokotseha, e leng ho tla matlafatsa tlholisano indastering ena le ho potlakisa ts'ebetso ea ho pholoha ha ba matla ka ho fetesisa har'a likhoebo tsa indasteri ena.
Ho tloha ka 2012, molemong oa ho fokotseha ha indasteri ea kaho ea malapeng le indasteri ea thekiso ea matlo, tlhokahalo ea thepa ea mohaho oa cellulose ether 'marakeng oa lehae ha e so fetohe haholo. Mabaka a ka sehloohong ke: 1. Kakaretso ea kakaretso ea indasteri ea kaho ea lehae le indasteri ea thekiso ea matlo e kholo, 'me tlhoko ea 'maraka e batla e le khōlō; 'maraka o ka sehloohong oa bareki oa thepa ea mohaho oa cellulose ether o ntse o atoloha butle-butle ho tloha libakeng tse tsoetseng pele moruong le litoropong tsa pele le tsa bobeli ho ea libakeng tse bohareng le tse ka bophirimela le metse ea boraro-bohareng, tlhokahalo ea malapeng le ho atolosoa ha sebaka; 2. Palo ea cellulose ether e kenyellelitsoeng litlaleho bakeng sa karolo e tlaase ea litšenyehelo tsa thepa ea mohaho. Chelete e sebelisoang ke moreki a le mong e nyenyane, 'me bareki ba hasane, e leng ntho e atisang ho ba le tlhokahalo e thata. Kakaretso ea tlhokeho ea 'maraka o ka tlaase ho metsi e batla e tsitsitse; 3. Phetoho ea theko ea 'maraka ke ntlha ea bohlokoa e amang phetoho ea sebopeho sa tlhokahalo ea thepa ea moaho ea mofuta oa cellulose ether. Ho tloha ka 2012, theko ea thekiso ea thepa ea moaho ea sehlopha sa cellulose ether e theohile haholo, e bakileng ho theoha ho hoholo ha theko ea lihlahisoa tse bohareng ho isa ho tse phahameng, ho hohela bareki ba bangata ho reka le ho khetha, ho eketsa tlhokahalo ea lihlahisoa tse bohareng ho isa ho tse phahameng, le ho hatella tlhokahalo ea 'maraka le sebaka sa theko bakeng sa mehlala e tloaelehileng.
Tekanyo ea nts'etsopele ea indasteri ea meriana le sekhahla sa kholo ea indasteri ea meriana e tla ama tlhokahalo ea "cellulose ether" ea sehlopha sa meriana. Ntlafatso ea maemo a bophelo a batho le indasteri e tsoetseng pele ea lijo li thusa ho tsamaisa tlhokahalo ea 'maraka ea mofuta oa lijo oa cellulose ether.
Mokhoa oa nts'etsopele ea cellulose ether
Ka lebaka la liphapang tsa sebopeho tlhokahalong ea 'maraka ea cellulose ether, lik'hamphani tse nang le matla le mefokolo e fapaneng li ka phela hammoho. Ka lebaka la phapang e totobetseng ea sebopeho sa tlhokahalo ea 'maraka, bahlahisi ba malapeng ba cellulose ether ba amohetse mekhoa e fapaneng ea tlhōlisano e thehiloeng ho matla a bona,' me ka nako e ts'oanang, ba tlameha ho utloisisa mokhoa oa tsoelo-pele le tataiso ea 'maraka hantle.
(1) Ho netefatsa botsitso ba boleng ba sehlahisoa e ntse e tla ba ntlha ea mantlha ea tlholisano ea likhoebo tsa cellulose ether.
Cellulose ether e ikarabella bakeng sa karolo e nyane ea litšenyehelo tsa tlhahiso ea likhoebo tse ngata tse tlase indastering ena, empa e na le tšusumetso e kholo ho boleng ba sehlahisoa. Lihlopha tsa bareki ba maemo a holimo ho isa ho a holimo li tlameha ho etsa liteko tsa foromo pele li sebelisa mofuta o itseng oa cellulose ether. Ka mor'a ho etsa mokhoa o tsitsitseng, hangata ha ho bonolo ho nkela lihlahisoa tse ling sebaka sa lihlahisoa, 'me ka nako e ts'oanang, litlhoko tse phahameng li behoa holim'a botsitso ba boleng ba cellulose ether. Ketsahalo ena e hlahella haholo mafapheng a maemo a holimo joalo ka baetsi ba thepa ea kaho e meholo lapeng le kantle ho naha, li-excipients tsa meriana, li-additives tsa lijo le PVC. E le ho ntlafatsa tlhōlisano ea lihlahisoa, bahlahisi ba tlameha ho etsa bonnete ba hore boleng le botsitso ba lihlopha tse fapaneng tsa cellulose ether tseo ba fanang ka tsona li ka bolokoa nako e telele, e le ho theha botumo bo botle ba 'maraka.
(2) Ho ntlafatsa boemo ba theknoloji ea kopo ea sehlahisoa ke tataiso ea nts'etsopele ea likhoebo tsa malapeng tsa cellulose ether
Ka theknoloji e ntseng e eketseha ea tlhahiso eacellulose ether, boemo bo phahameng ba theknoloji ea kopo bo thusa ho ntlafatsa tlhōlisano e pharaletseng ea likhoebo le ho theha likamano tse tsitsitseng tsa bareki. Likhamphani tse tsebahalang tsa cellulose ether linaheng tse tsoetseng pele haholo-holo li amohela leano la tlholisano la "ho tobana le bareki ba maemo a holimo + a nts'etsapele lits'ebeliso le ts'ebeliso" ho nts'etsapele lisebelisoa tsa ether tsa cellulose le mekhoa ea ts'ebeliso, le ho lokisa letoto la lihlahisoa ho latela likarolo tse fapaneng tsa kopo tse arotsoeng ho nolofatsa ts'ebeliso ea bareki, le ho hlaolela tlhoko ea 'maraka e tlase. Tlhōlisano ea lik'hamphani tsa cellulose ether linaheng tse tsoetseng pele li tlohile ho tloha lihlahisoa ho ea ho tlhōlisano lefapheng la theknoloji ea kopo.
Nako ea poso: Apr-25-2024