Anxin Cellulose Co.,Ltd ke moetsi oa fektheri ea Hydroxypropyl methyl cellulose HPMC e nang le lebitso la boleng bo holimo la AnxinCel® Cellulose ethers.
Tlhahlobo e khutšoanyane ea hydroxypropyl methylcellulose HPMC
Ntlha ea pele, tšebeliso e kholo ea hydroxypropyl methyl cellulose ke efe?
HPMC E SEBELISWA HAHOLO LINTHONG TSA MOHAHO, liphahlo, li-resin tsa maiketsetso, li-ceramic, meriana, lijo, masela, temo, litlolo, koae le liindasteri tse ling. HPMC e ka aroloa ka sehlopha sa indasteri, sehlopha sa lijo le sehlopha sa meriana ho latela tšebeliso ea eona.
Ea bobeli, hydroxypropyl methyl cellulose e arotsoe ka mefuta e 'maloa, eo ho eona phapang e leng efe?
HPMC e ka aroloa ka mofuta oa hang-hang (sehlomathiso sa sehlopha "S") le mofuta o chesang o qhibilihang, lihlahisoa tsa hang-hang, metsing a batang li hasana kapele, li nyamela ka metsing, ka nako ena mokelikeli ha o na viscosity, hobane HPMC e hasana feela ka metsing, ha ho na ho qhibiliha ha 'nete. Hoo e ka bang (hlohlelletsa) metsotso e 2, viscosity ea mokelikeli e eketseha butle-butle, e etsa colloid e hlakileng e hlabang. Lihlahisoa tse qhibilihang ka ho chesang, ka metsing a batang, li ka hasana kapele ka metsing a chesang, tsa nyamela ka metsing a chesang, joalo ka mocheso ho fihlela mochesong o itseng (ho latela mocheso oa gel oa sehlahisoa), viscosity e hlaha butle-butle, ho fihlela ho thehoa colloid e bonaletsang e hlabang.
Boraro, mokhoa oa tharollo ea hydroxypropyl methyl cellulose o na le eng?
1. Mefuta eohle e ka eketsoa ho thepa ka mokhoa oa ho kopanya ka omileng;
2, e lokela ho eketsoa ka ho toba tharollong ea metsi a mocheso o tloaelehileng, ho molemo ho sebelisa mofuta oa ho qhalanya metsi a batang, ka mor'a ho eketsa ka kakaretso ka metsotso e 10-90 ho teteana (ho hlohlelletsa, ho hlohlelletsa, ho hlohlelletsa)
3. Mohlala o tloaelehileng o qhalanngoa pele ka ho hlohlelletsa ka metsi a chesang, ebe o qhibiliha ka ho eketsa metsi a batang kamora ho hlohlelletsa le ho pholisa.
4. Haeba ketsahalo ea ho bokella le ho phuthela e etsahala ha e qhibiliha, ke hobane ho kopanya ha hoa lekana kapa mohlala o tloaelehileng o eketsoa ka ho toba metsing a batang. Nakong ena, e lokela ho hlohlelletsoa kapele.
5. Haeba dipululana di hlahiswa ha di qhibilihiswa, di ka tlohelwa dihora tse 2-12 (nako e ikgethang e laolwa ke ho tsitsa ha tharollo) kapa tsa tloswa ka ho ntsha vacuum-extract, pressurization le mekgwa e meng, mme tekanyo e loketseng ya sehlahiswa se thibelang foam le yona e ka eketswa.
Ntlha ea bone, ho bonolo le ho utloahala hakae ho fumana boemo kapa ho oa ha hydroxypropyl methyl cellulose?
1, bosweu, bosweu le hoja bo ke ke ba tseba hore na HPMC e ntle, mme haeba e eketsoa tshebetsong ya tlhahiso, e tla ama boleng ba yona, empa, dihlahiswa tse ntle boholo ba tsona di ntle.
2, botenya: Botenya ba HPMC ka kakaretso ke letlooeng la 80 le letlooeng la 100, ka tlase ho 120, ha botenya bo le botenya bo molemo.
3, phetiso ea leseli: HPMC ka metsing, e etsa colloid e bonaletsang, bona phetiso ea eona ea leseli, ho feta ha e le ntle, e hlalosa lintho tse sa qhibiliheng ka hare, kettle ea karabelo e otlolohileng ka likhato tse 'maloa e ntle, e tla romela tse ling tsa kettle ea karabelo e otlolohileng, empa e ke ke ea hlalosa boleng ba tlhahiso ea kettle e otlolohileng bo betere ho feta tlhahiso ea kettle, ho na le lintlha tse ngata tse khethollang boleng ba sehlahisoa.
4, karolo: ha karolo e le kgolo, e boima haholo, ho feta e kgolo, ka kakaretso hobane dikahare tsa hydroxypropyl di hodimo, dikahare tsa hydroxypropyl di hodimo, ebe ho boloka metsi ho ba betere.
Tse hlano, hydroxypropyl methyl cellulose ka bongata ba phofo ea putty?
HPMC e sebelisa tekanyo ea 'nete, ho latela tikoloho ea tlelaemete, mocheso, boleng ba molora oa calcium sebakeng seo, mokhoa oa phofo ea putty le litlhoko tsa bareki tsa boleng bo fapaneng, 'me ho na le phapang pakeng tsa 4-5 kg.
Tse tšeletseng, viscosity ea hydroxypropyl methyl cellulose e molemo haholo?
Ikutloe u khathetse ke PHOFU EA NGOANA E AKARETSANG 100 SEKETE HO LOKILE, TLHOKO EA SEMORTAR E TELELE HAHOLO, U BATLA 150 SEKETE HO BA MOLEMO HO E SEBELISA, 'me, karolo ea bohlokoa ka ho fetisisa ea HPMC ke ho boloka metsi, e latelang ke ho teteana. Phofong ea putty, ha feela ho boloka metsi ho le molemo, viscosity e tlase (7-8), hoa khoneha hape, ehlile, viscosity e kholoanyane, ho boloka metsi ho molemo, ha viscosity e feta 100,000, viscosity ha e na phello e kholo ho ho boloka metsi.
Tse supileng, matšoao a mantlha a botekgeniki a hydroxypropyl methyl cellulose ke afe?
Sekhahla sa Hydroxypropyl
Methyl e ka hare
ho teteana
molora
Ho theola boima ba 'mele ka omileng
Robedi, thepa e tala e ka sehloohong ea hydroxypropyl methyl cellulose ke efe?
Lisebelisoa tse ka sehloohong tsa HPMC: k'hothone e hloekisitsoeng, chloromethane, propylene oxide, lisebelisoa tse ling tse tala, matlapa a alkali, toluene ea asiti.
Robong, hydroxypropyl methyl cellulose ts'ebelisong ea phofo ea putty, karolo e ka sehloohong, hore na ke lik'hemik'hale?
Phofong ea putty, e bapala likarolo tse tharo: ho teteana, ho boloka metsi le kaho. Ho teteana, cellulose e ka teteana ho bapala suspension, e le hore tharollo e lule e lekana holimo le tlase, e le khahlanong le phallo e leketlileng. Ho boloka metsi: etsa hore phofo ea putty e ome butle, karabelo ea molora e thusang tlas'a ts'ebetso ea metsi. Kaho: Cellulose e na le phello ea ho tlotsa, e ka etsa hore phofo ea putty e be le kaho e ntle. HPMC ha e nke karolo liketsong life kapa life tsa lik'hemik'hale, e bapala karolo ea thuso feela.
Hydroxypropyl methyl cellulose ke ether ea cellulose e seng ionic, joale e seng ionic ke eng?
Ka kakaretso, dintho tse sa sebetseng ha di kenelle dikarabelong tsa dikhemikhale.
CMC (carboxymethyl cellulose) ke ea cellulose ea cationic, kahoo ho kopana le calcium e putsoa ho tla fetoha slag ea bean curd.
11. Thempereichara ea gel ea hydroxypropyl methylcellulose e amana le eng?
Mocheso oa jel oa HPMC o amana le tekanyo ea eona ea methoxy. Ha tekanyo ea methoxy e le tlase, mocheso oa jel o ba o phahameng.
Leshome le metso e 'meli, phofo ea putty le hydroxypropyl methyl cellulose ha li na kamano?
Hoa bohlokoa!! HPMC ha e boloke metsi hantle, e tla baka phofo.
13. Phapang ke efe pakeng tsa tharollo ea hang-hang ea metsi a batang le tharollo e chesang ea hydroxypropyl methyl cellulose ts'ebetsong ea tlhahiso?
Mofuta oa HPMC o qhibilihang ka metsing a batang o ka mor'a kalafo ea bokaholimo ba glyoxal, o hasanngoa ka potlako metsing a batang, empa ha oa qhibiliha hantle, viscosity ea phahama, ea qhibiliha. Mofuta o qhibilihang ka mocheso ha oa ka oa phekoloa ka bokaholimo ka glyoxal. Bophahamo ba glyoxal bo boholo, ho hasana ho potlakile, empa viscosity e lieha, bophahamo bo bonyenyane, ho fapana le hoo.
14, monko oa hydroxypropyl methyl cellulose ke mokhoa oa ho khutlisa boikarabello?
HPMC e hlahisoang ka mokhoa oa ho qhibilihisa e entsoe ka toluene le isopropyl alcohol e le qhibilihisa. Haeba ho hlatsuoa ho se hotle haholo, ho tla ba le tatso e setseng. (Ho hlaphoheloa ha monko ke mokhoa oa bohlokoa oa monko)
15, tšebeliso e fapaneng, mokhoa oa ho khetha selulose e nepahetseng ea hydroxypropyl methyl?
Phofo ea putty: litlhoko tse phahameng tsa ho boloka metsi, bonolo bo botle ba kaho (sehlopha se khothaletsoang: 7010N)
Seretse se tloaelehileng se thehiloeng samenteng: ho boloka metsi a mangata, ho hanyetsa mocheso o phahameng, ho teteana hang-hang (sehlopha se khothaletsoang: HPK100M)
Tšebeliso ea sekhomaretsi sa moaho: lihlahisoa tsa hang-hang, ho teteana ho hoholo. (Letšoao le khothaletsoang: HPK200MS)
Seretse sa gypsum: ho boloka metsi a mangata, ho teteana ho mahareng le ho tlase, ho teteana ho potlakileng (sehlopha se khothaletsoang: HPK600M)
16, hydroxypropyl methyl cellulose lebitso le leng ke lefe?
HPMC kapa MHPC e bitsoang hydroxypropyl methyl cellulose, cellulose hydroxypropyl methyl ether.
Leshome le metso e supileng, hydroxypropyl methyl cellulose ts'ebelisong ea phofo ea putty, putty phofo bubble lebaka ke lefe?
HPMC ka phofo ea putty, e bapala likarolo tse tharo tsa ho teteana, ho boloka metsi le kaho, lebaka la bubble:
1. Ho eketsoa metsi a mangata haholo.
2. Karolo e ka tlase ha e ome, e ka holimo ho lera le leng la ho hohla, hape ho bonolo ho e phunya.
Leshome le metso e robeli, hydroxypropyl methyl cellulose le MC phapang ke efe:
MC ke methylcellulose, e entsoeng ka k'hothone e hloekisitsoeng ka mor'a kalafo ea alkali le methane chloride e le moemeli oa etherification ka letoto la liketso tsa ho etsa ether ea cellulose. Ka kakaretso, tekanyo ea phetolo ke 1.6-2.0, 'me ho qhibiliha ha maemo a fapaneng a phetolo le hona ho fapane, e leng ea ether ea cellulose e seng ea ionic.
(1) Ho boloka metsi ha methyl cellulose ho itshetlehile ka bongata ba ho eketsa ha yona, ho teteana, ho teteana ha dikarolwana le lebelo la ho qhalana ha yona. Ka kakaretso, haeba bongata ba ho eketsa bo le boholo, ho teteana ho honyenyane mme ho teteana ho hoholo, lebelo la ho boloka metsi le hodimo. Bongata ba ho eketsa bo na le tshusumetso e kgolo hodima lebelo la ho boloka metsi, mme ho teteana ha ho amane le lebelo la ho boloka metsi. Lebelo la ho qhaqha le itshetlehile haholo-holo ka tekanyo ya phetoho ya bokahodimo ba dikarolwana tsa cellulose le ho teteana ha dikarolwana. Seleng e ka hodimo, sekgahla sa ho boloka metsi sa ether methyl cellulose le hydroxypropyl methyl cellulose se hodimo.
(2) Methyl cellulose e ka qhibilihisoa ka metsing a batang, ho qhibiliha ha metsi a chesang ho tla kopana le mathata, tharollo ea eona ea metsi e pakeng tsa pH = 3-12 e tsitsitse haholo, 'me starch, le ho lumellana ho hongata ha surfactant ho molemo, ha mocheso o fihla mochesong oa gelation, ketsahalo ea gelation e tla etsahala.
(3) Phetoho ea mocheso e tla ama sekhahla sa ho boloka metsi sa methyl cellulose ka botebo, ka kakaretso ha mocheso o le holimo, ho boloka metsi ho mpefala. Haeba mocheso oa seretse o feta likhato tse 40, ho boloka metsi ha methyl cellulose ho tla mpefala haholo, ho ame kaho ea seretse ka botebo.
(4) Methyl cellulose e na le tshusumetso e totobetseng kahong le ho khomareleng ha seretse. Mona, kgomarelo e bolela matla a kgomarelang a utlwahalang pakeng tsa sesebediswa sa basebetsi sa ho daeba le substrate ya lebota, ke hore, kganyetso ya ho shapa ha seretse. Thepa ya kgomarelo e kgolo, kganyetso ya ho shapa ha seretse e kgolo, mme matla a hlokahalang ke basebetsi nakong ya tshebediso le ona a maholo, kahoo thepa ya kaho ya seretse e fokola.
Nako ea poso: Loetse-07-2022