Ntlha ea pele, boemo ba ts'ebetso ea indasteri ea cellulose ether
Ka tsoelo-pele e potlakileng ea kaho, lijo, meriana, lik'hemik'hale tsa letsatsi le letsatsi le liindasteri tse ling, tlhokahalo ea 'maraka oa lefats'e bakeng sa lihlahisoa tsa ether e sa ionic cellulose e eketsehile ka potlako lilemong tsa morao tjena.Ka mor'a 2000, indasteri ea cellulose ether e tsoela pele ka potlako naheng ea rona, sehlahisoa se ruile, 'me se phethahatsa tekanyo ea khoebo e sa khaotse ka mehato, sehlopha sa lithane tse likete ho katleho ea khoebo e' ngoe le e 'ngoe, lihlahisoa ho tloha tlaase ho ea ho viscosity e phahameng, viscosity ho tloha sehlahisoa se le seng. ho kabo ea lihlahisoa butle-butle li kena 'marakeng oa kopo, haholo ntlafatsa boleng ba sehlahisoa, lihlahisoa tse mahareng butle-butle ho ea boemong ba machaba, Ho tloha ka ntle ho naha ho ea linaheng tse ling.Hona joale, likhoebo tsa malapeng tsa tlhahiso ea cellulose ether tse ka bang 70, li ajoa haholo Shandong, Jiangsu, Henan, Hebei le Chongqing le libakeng tse ling.Ho ea ka boitsebiso bo fanoeng ke Mokhatlo oa Indasteri oa Cellulose oa Chaena, kakaretso ea lihlahisoa tsa cellulose ether Chaena ka 2017 e ne e le lithane tse 373,300, ho fihlela ka 17.3% selemo le selemo.E leng haholo-holo sebelisoa ka thepa ea kaho, meriana le lijo HPMC emeloang ke non-ionic selulose ether selulose ether indasteri ntshetsopeleng lintlha-khōlō le matla a macha a ho khanna, 2017 tlhahiso ea hoo e ka bang 180,000 lithane tse, accounting hoo e ka bang 48% ea kakaretso ea tlhahiso ea malapeng selulose ether.
Cellulose ether ke tlatsetso e kholo e amang ts'ebetso ea kaho ea seretse.Palo ea cellulose ether e tlase haholo, empa e ka ntlafatsa haholo ts'ebetso ea ts'ebetso ea lihlahisoa tsa seretse.Ke karolo ea bohlokoa ea seretse se tloaelehileng se omileng se tsoakiloeng le seretse se khethehileng se omileng se tsoakiloeng.HPMC ka seretse se omeletseng se tsoakiloeng e le moemeli oa ether e seng ea ionic cellulose, e sebelisoa haholo ho tiisa, ho roala holim'a metsi, ho pata lithaele tsa ceramic le ho kenngoa ka seretse sa samente.Haholo-holo ka seretse sa samente se kopantsoeng le palo e nyenyane ea HPMC, ho ka eketsa viscosity, ho boloka metsi, ho fokotsa butle-butle le phello ea ho kenya moea, ho ntlafatsa haholo ts'ebetso ea bond tile binder, putty le lihlahisoa tse ling, ho hanyetsa serame le ho hanyetsa mocheso, ho tsitsisa le ho kuta matla, e le ho ntlafatsa ts'ebetso ea kaho ea thepa ea moaho, ho ntlafatsa boleng ba kaho le katleho ea kaho ea mochini.
Lilemong tsa morao tjena, ka tlhokomelo e ntseng e eketseha ea mmuso mabapi le ts'ireletso ea tikoloho ea litoropo, Komisi ea Naha ea Ntšetso-pele le Liphetoho, Lekala la Khoebo, Lekala la Matlo le Ntšetso-pele ea Litoropo-Mahae le mafapha a mang a amehang a phatlalalitse le ho kenya tšebetsong letoto la melaoana e mabapi le ts'ireletso ea tikoloho. tshebediso ya seretse se omileng se kopantseng.Hajoale, litoropo tse fetang 300 tsa China li hlahisitse maano a bohlokoa a ts'ebeliso ea seretse se omileng se tsoakiloeng.Kholiso e potlakileng ea seretse se omileng se ommeng e tsamaisitse kholo ea tlhokahalo ea mmaraka ea HPMC.Lenaneong la bo13 la lilemo tse hlano, ts'ebetso ea ts'ebeliso ea thepa e ncha ea moaho (ho kenyeletsoa lisebelisoa tse ncha tsa lerako, lisebelisoa tsa ho kenya mogote, lisebelisoa tse sa keneleng metsi, lisebelisoa tsa mokhabiso oa moaho le likarolo tse ling tse 'ne tsa lisebelisoa tsa mantlha) ke tataiso ea ntlafatso e buelloang ke indasteri ea naha, bokamoso ba lihlahisoa tsa HPMC bo tla ba le sebaka se ngata sa nts'etsopele.
Ka kakaretso palo ea thepa ea mohaho kereiti selulose ether, thepa ea mohaho kereiti selulose ether ka 2017 tekanyetso ea lithane tse 123,000 kapa joalo, selulose ether 'maloa dikopo tse ka sehloohong bakeng sa ceramic tile binder, lebota la insulation tsamaiso e tšehetsa seretse, putty, tloaelehileng omileng tsoakiloeng seretse, gypsum thehiloeng. lihlahisoa, sealant, seretse se khabisitsoeng, seretse sa masonry sa ALC le seretse sa plastering, moemeli oa sebopeho.Har'a lits'ebetso tse ka holimo, indasteri ea ho kenya letsoho le indasteri ea seretse e seng e lokisitsoe e itšetlehile haholo ka kaho e ncha, ha likopo tse ling li kentse letsoho ka ho teba ho nchafatsa le ho nchafatsa meaho e teng, e ka boleloang e le mocha oa kholo.Ho latela khakanyo ena, tlhoko ea 'maraka kaofela e tla eketseha ka 2018.
Indasteri ea kantle ea cellulose ether e qalile pejana, 'me sehlopha sa Dow Chemical, Yiletai, Ashlan e le moemeli oa likhoebo tsa tlhahiso ka mokhoa oa tlhahiso mme ts'ebetso e maemong a etelletseng pele.E lekanyelitsoe ke thekenoloji, likhoebo tsa malapeng tsa cellulose ether haholo-holo li hlahisa lihlahisoa tsa boleng bo tlaase tse nang le mokhoa o batlang o le bonolo le ho hloeka ha lihlahisoa tse batlang li le tlaase, 'me theknoloji e phahameng le lihlahisoa tse phahameng tsa boleng ba boleng ha li e-s'o tloaelehe Chaena.thepa ea ho haha grade cellulose ether morero oa kaho potoloho e khutšoanyane, sehlahisoa e sebelisoa ho pharaletseng, kahoo ho na le ketsahalo ea ho atolosoa ka mokhoa o sa laoleheng oa indasteri, tlhōlisano e sa laoleheng 'marakeng e lebisa ho bokhoni bo feteletseng, ha ho mohla e feletseng ea lipalo-palo, bokhoni ba hona joale ba cellulose ether. Chaena ke lithane tse ka bang 250,000, boholo ba tsona ke lihlahisoa tsa boemo bo tlaase ba thepa ea mohaho.
Ka ntlafatso ea litlhoko tsa mmuso bakeng sa ts'ireletso ea tikoloho, linaha tsa 2015 li thehile metsi a litšila, litlhoko tsa tlhahiso ea khase e litšila, ka ho utsoa, ho se hlahisoe kalafo ea metsi a litšila, sehlahisoa se sa tsitsang le khoebo ea letsoai e laoloang butle-butle, eseng ntlafatso ea bokhoni ba likhoebo butle-butle e tla felisoa. hebei, shandong le libakeng tse ling, likhoebo tse nyane tsa cellulose ether li koetsoe, Tlholisano e sa laoleheng ea indasteri ea cellulose ether e tla ntlafatsoa.
Ea bobeli, nts'etsopele ea indasteri ea cellulose ether ea lintlha tse ka sehloohong
(a) lintlha tse molemo tse amang nts'etsopele ea indasteri ea cellulose ether
1. Maiteko a ho tšehetsa le ho phahamisa leano la naha a ntse a matlafatsoa
Lekala la Chaena la Indasteri le Theknoloji ea Boitsebiso le ile la fana ka indasteri ea thepa ea mohaho "leano la leshome le metso e 'meli la Lilemo tse Hlano" le bontšitse hore thepa ea mohaho ea grade cellulose ether e le tlatsetso e phahameng ea ts'ebetso, e ka ntlafatsa ho boloka metsi a thepa ea mohaho, viscosity, ho boloka matla, tshireletso ya tikoloho, ho tsamaelana le tshekamelo ya leano la naha la indasteri."Lisebelisoa tse ncha tsa mohaho" oa leshome le metso e 'meli "meralo ea nts'etsopele" ea lilemo tse hlano e bontšitse hore ts'ireletso, ts'ireletso ea tikoloho, thepa e ncha ea ho boloka matla (ho kenyeletsoa lisebelisoa tse ncha tsa marako, lisebelisoa tsa ho futhumatsa mocheso, thepa ea mohaho e sa keneleng metsi, lisebelisoa tsa mokhabiso oa mohaho le lihlopha tse ling tse 'nè tsa thepa ea motheo. ) ke “lilemo tsa leshome le metso e ’meli tse hlano” nakong ea ho etsoa ha thepa e ncha ea mohaho.Ho kenyelletsa cellulose ether ho ka ntlafatsa le ho ntlafatsa ts'ebetso ea lisebelisoa tse ncha tsa lerako, lisebelisoa tsa mokhabiso oa moaho le lisebelisoa tse ling tsa moaho, ho kenyeletsoa boto ea gypsum, seretse se futhumatsang, seretse se omileng, resin ea PVC, pente ea latex, joalo-joalo, tumellanong le litlhoko tsa matla. poloko le tshireletso ya tikoloho.Mmuso o khothaletsa nts'etsopele ea lisebelisoa tse ncha tsa moaho, tse loketseng ho eketsa tlhoko ea HPMC 'marakeng oa lehae.
2, moruo oa naha ho khothaletsa nts'etsopele ea indasteri
Lilemong tse 30 tse fetileng, moruo oa naha oa Chaena o bolokile mokhoa oa tsoelo-pele o tsitsitseng le o potlakileng, boemo bo akaretsang ba indasteri e amehang le maemo a bophelo a batho le tsona li ntlafalitsoe haholo, cellulose ether e tsejoa e le "industrial MONOsodium glutamate", e sebelisoa haholo mafapha a fapaneng a moruo oa naha, nts'etsopele ea moruo e tla khanna kholo ea indasteri ea cellulose ether.Ka matlafatso ea tlhokomeliso ea bophelo bo botle ba batho le tikoloho, HPMC joalo ka non-ionic cellulose ether e tla nka sebaka sa lisebelisoa tse ling, 'me e sebelisoe haholo le ho ntlafatsoa.
3. Ho eketseha ha tlhoko ea 'maraka le tebello e tšepisang ea nts'etsopele
Ho ea ka Lekala la Matlo le Ntšetso-pele ea Litoropo-Mahaeng, tšebeliso ea matla mehahong e nka karolo e fetang 28 lekholong ea matla a sebelisoang Chaena.Hoo e ka bang lisekoere-mithara tse limilione tse likete tse 40 tsa meaho e teng, 99% e na le matla a matla, 'me ho sebelisoa matla a futhumatsang sebakeng se le seng se lekanang le makhetlo a 2-3 a linaha tse tsoetseng pele tse nang le latitude e tšoanang.Ka 2012, Lekala la Matlo le Ntšetso-pele ea Litoropo le Metse-Mahae le ile la hlahisa Moralo o Khethehileng oa Paballo ea Motlakase oa “Lilemo tse Hlano tsa Lilemo tse Hlano”, o ileng oa sisinya hore ka 2015, sepheo sa lisekoere-mithara tse limilione tse 800 tsa meaho e mecha e tala;Qetellong ea nako ea meralo, ho feta 20% ea meaho e mecha ea litoropo e tla fihlela litekanyetso tsa moaho o motala, tlhahiso ea thepa e ncha ea lerako e tla ikarabella ho feta 65% ea kakaretso ea thepa ea lerako, mme karolo ea likopo tsa moaho e tla fihla. ho feta 75%.HPMC e le tlatsetso e ncha ea thepa ea moaho, e tla nkela sebaka sa setso sa cellulose ether e tla sebelisoa ho lihlahisoa tse ncha tsa thepa ea moaho, litebello tsa 'maraka li pharalletse.
(B) lintlha tse mpe tse amang nts'etsopele ea indasteri ea cellulose ether
1, palo ea likhoebo tsa tlhahiso, tlholisano e sa laoleheng e bohale
Cellulose ether morero oa kaho potoloho e khutšoanyane, e isang hore likhoebo tsa malapeng le linaheng tse ling li kene tšimong, e le hore ketsahalo ea katoloso khafetsa.Har'a tsona, ho na le likhoebo tse nyane tsa tlhahiso, tseo boholo ba tsona li nang le matsete a fokolang a lichelete, boemo bo tlase ba tekheniki, lisebelisoa tse bonolo tsa tlhahiso, mehato e sa phethahalang ea ts'ireletso ea tikoloho, le tšilafalo e tebileng ea tikoloho ts'ebetsong ea tlhahiso.Dihlahiswa tsa ditheko tse tlase tse tlisitsweng ke ditjeho tse tlase di aparela mmaraka, e leng se bakang ditheko le boleng ba dihlahiswa tse sa lekanngweng, mme mmaraka o maemong a tlhodisano e sa hlakang.Lilemong tsa morao tjena, tšireletso ea tikoloho e nkiloe ka botebo ke mmuso, 'me litlhoko tsa likhoebo tsa tlhahiso li ntlafalitsoe.Likhoebo tse ling tse nyenyane tse sa khoneng ho lokisa le ho ntlafatsa li tla ikhula butle-butle 'marakeng, 'me tlhōlisano e sa laoleheng ea cellulose ether e tla ntlafatsoa.
2. Indasteri ea lapeng e qalile morao tjena ka boemo bo tlase ba tekheniki
Indasteri ea cellulose ether e qalile pejana linaheng tse tsoetseng pele, bahlahisi ba tsebahalang ba machaba ke bona barekisi ba ka sehloohong ba maraka a phahameng a lefatše, 'me ba tseba theknoloji e tsoetseng pele ea tšebeliso ea cellulose ether.China selulose ether indasteri qala ka morao ho nako, bapisoa le linaha tse tsoetseng pele, China e kopanela ho etsa lipatlisiso le tlhahiso ea selulose ether tšimong ea basebetsi ba seng bakae, boemo bo phahameng ba pokello ea litalenta profeshenale ha hoa lekana, ho na le lekhalo le itseng ka lipatlisiso le ntshetsopele. le theknoloji ea tšebeliso ea cellulose ether.Angoa ke kopo e sa lekaneng ea thekenoloji le pokello litalenta, malapeng selulose ether tlhahiso likhoebo ho hlahisa lihlahisoa kakaretso, bakeng sa litlhoko tse khethehileng tsa bareki downstream lihlahisoa tsa botho ka tlaase ho moo, ho ke ke ho le thata ho kopana le litlhoko tsa bareki ka botlalo, fokolisa boleng bo eketsehileng ba lihlahisoa le tlhōlisano ea 'maraka. .
Nako ea poso: Mar-23-2022