1. Ni ubuhe buryo bukoreshwa bwa hydroxypropyl methylcellulose (HPMC)?
Igisubizo: HPMC ikoreshwa cyane mubikoresho byubwubatsi, gutwikira, ibisigazwa byubukorikori, ububumbyi, ubuvuzi, ibiryo, imyenda, ubuhinzi, kwisiga, itabi nizindi nganda. HPMC irashobora kugabanywa mubyiciro byubwubatsi, icyiciro cyibiribwa nicyiciro cya farumasi ukurikije intego. Kugeza ubu, ibyinshi mubicuruzwa byo murugo ni urwego rwubwubatsi. Mu cyiciro cyubwubatsi, ifu ya putty ikoreshwa mubwinshi, hafi 90% ikoreshwa kubifu ya putty, naho ibindi bikoreshwa mumasima ya sima na kole.
2. Hariho ubwoko bwinshi bwa hydroxypropyl methylcellulose (HPMC), kandi ni irihe tandukaniro mugukoresha?
Igisubizo: HPMC irashobora kugabanywa muburyo bwubwoko nubwoko bushyushye. Ibicuruzwa byubwoko bukwirakwira vuba mumazi akonje bikabura mumazi. Muri iki gihe, amazi ntagira ubwiza kuko HPMC ikwirakwizwa mumazi gusa nta gushonga nyabyo. Hafi yiminota 2, ubwiza bwamazi bugenda bwiyongera buhoro buhoro, bukora colloid ibonerana. Ibicuruzwa bishyushye, iyo bihuye namazi akonje, birashobora gukwirakwira vuba mumazi ashyushye bikabura mumazi ashyushye. Iyo ubushyuhe bugabanutse ku bushyuhe runaka (ibicuruzwa byikigo cyacu ni dogere selisiyusi 65), ibibyimba bigenda bigaragara buhoro buhoro kugeza bibaye colloid ibonerana. Ubwoko bushyushye burashobora gukoreshwa gusa mubifu ya pome na minisiteri. Muri kole yamazi no gusiga irangi, hazabaho guterana ibintu kandi ntibishobora gukoreshwa. Ubwoko bwakanya bufite intera yagutse ya porogaramu. Irashobora gukoreshwa mu ifu yuzuye ifu na minisiteri, hamwe na kole yamazi hamwe n irangi, nta kubuza.
3. Ni ubuhe buryo bwo gusesa hydroxypropyl methylcellulose (HPMC)?
Igisubizo: Uburyo bwo gushonga amazi ashyushye: Kubera ko HPMC idashonga mumazi ashyushye, HPMC irashobora gukwirakwizwa mumazi ashyushye mugihe cyambere, hanyuma igashonga vuba mugihe gikonje. Uburyo bubiri busanzwe busobanurwa gutya:
1) Shira amazi asabwa muri kontineri hanyuma uyashyuhe kuri 70 ° C. Hydroxypropyl methylcellulose yongeweho buhoro buhoro buhoro buhoro, mu ikubitiro HPMC ireremba hejuru y’amazi, hanyuma buhoro buhoro ikora ibibyimba, bikonjeshwa bikurura.
2), ongeramo 1/3 cyangwa 2/3 by'amazi asabwa muri kontineri, hanyuma ubishyuhe kugeza kuri 70 ° C, ukwirakwiza HPMC ukurikije uburyo bwa 1), hanyuma utegure amazi ashyushye; hanyuma shyiramo amazi asigaye asigaye mumazi ashyushye, imvange yarakonje nyuma yo gukurura.
Uburyo bwo kuvanga ifu: vanga ifu ya HPMC ninshi mubindi bintu byifu yifu, vanga neza na mixer, hanyuma ushyiremo amazi kugirango ushonga, hanyuma HPMC irashobora gushonga muriki gihe nta agglomeration, kuko muri HPMC nkeya gusa Inguni Ifu, izahita ishonga mugihe uhuye namazi. —— Ifu yuzuye ifu nabakora minisiteri bakoresha ubu buryo. [Hydroxypropyl methylcellulose (HPMC) ikoreshwa nk'umubyimba mwinshi kandi ugumana amazi muri pompe ya poro. ]
4. Nigute dushobora gusuzuma ubuziranenge bwa hydroxypropyl methylcellulose (HPMC) byoroshye kandi byihuse?
Igisubizo: (1) Kwera: Nubwo umweru udashobora kumenya niba HPMC yoroshye gukoresha, kandi niba ibikoresho byera byongeweho mugihe cyibikorwa, bizagira ingaruka kumiterere yabyo. Nyamara, ibyinshi mubicuruzwa byiza bifite umweru mwiza. (2) Ubwiza: Ubwiza bwa HPMC mubusanzwe bufite mesh 80 na mesh 100, naho mesh 120 ni mike. HPMC nyinshi ikorerwa muri Hebei ni mesh 80. Nibyiza, mubisanzwe, nibyiza. . Ninini yohereza urumuri, nibyiza, byerekana ko harimo ibidashobora gukemuka muri byo. . Ubucucike bwa reaction ya vertical muri rusange nibyiza, kandi nibya reaction ya horizontal ni bibi, ariko ntibisobanuye ko ubwiza bwa reaction ya vertical iruta iya reaction ya horizontal, kandi ubwiza bwibicuruzwa bugenwa nibintu byinshi. (4) Uburemere bwihariye: Ninini nini ya rukuruzi, niko iremereye. Umwihariko ni munini, muri rusange kubera ko ibiri mu itsinda rya hydroxypropyl muri yo ari byinshi, kandi ibikubiye mu itsinda rya hydroxypropyl ni byinshi, gufata amazi ni byiza.
5. Ni ubuhe bwoko bwa hydroxypropyl methylcellulose (HPMC) mu ifu yuzuye?
Igisubizo: Ingano ya HPMC ikoreshwa mubikorwa bifatika iratandukanye bitewe nikirere, ubushyuhe, ubwiza bwa calcium yivu yaho, amata yifu yifu n "ubuziranenge busabwa nabakiriya". Muri rusange, hagati ya kg 4 na 5 kg. Kurugero: ibyinshi byifu ya putty i Beijing ni kg 5; ifu ya putty muri Guizhou ni kg 5 mu cyi na 4.5 kg mu gihe cy'itumba; ingano ya putty muri Yunnan ni ntoya, mubisanzwe kg 3 kugeza kg 4, nibindi.
6. Ni ubuhe buryo bukwiye bwa hydroxypropyl methylcellulose (HPMC)?
Igisubizo: Ifu ya putty muri rusange ni 100.000 Yuan, kandi ibisabwa kuri minisiteri ni byinshi, kandi 150.000 yuan birakenewe kugirango bikoreshwe byoroshye. Byongeye kandi, umurimo wingenzi wa HPMC nukubika amazi, ugakurikirwa no kubyimba. Mu ifu ya putty, mugihe cyose gufata amazi ari byiza kandi ibishishwa bikaba bike (70.000-80,000), birashoboka. Birumvikana ko hejuru yubukonje, niko gufata amazi ugereranije. Iyo ubwiza burenze 100.000, ubwiza buzagira ingaruka kumazi. Ntabwo ari byinshi.
7. Ni ibihe bimenyetso by'ingenzi bya tekinike ya hydroxypropyl methylcellulose (HPMC)?
Igisubizo: Hydroxypropyl ibirimo hamwe nubwiza, abakoresha benshi bahangayikishijwe nibi bipimo byombi. Abafite hydroxypropyl nyinshi muri rusange bafite amazi meza. Iyifite ubukonje bwinshi ifite amazi meza, ugereranije (ntabwo rwose), naho iyifite ubukana bwinshi ikoreshwa neza muri sima ya sima.
8. Ni ibihe bikoresho by'ibanze bya hydroxypropyl methylcellulose (HPMC)?
Igisubizo: Ibikoresho nyamukuru bya hydroxypropyl methylcellulose (HPMC): ipamba itunganijwe, methyl chloride, okiside ya propylene, nibindi bikoresho fatizo, soda ya caustic, aside, toluene, isopropanol, nibindi.
9. Ni ubuhe butumwa nyamukuru bwo gukoresha HPMC mu ifu yuzuye, kandi bibaho muburyo bwa shimi?
Igisubizo: Mu ifu yuzuye, HPMC ifite inshingano eshatu zo kubyimba, gufata amazi no kubaka. Kubyimba: Cellulose irashobora kubyimba kugirango ihagarike kandi igumane igisubizo kimwe hejuru no hepfo, kandi irwanya kugabanuka. Kubika amazi: kora ifu ya putty yumye gahoro gahoro, kandi ufashe calcium yivu gukora mugihe cyamazi. Ubwubatsi: Cellulose ifite amavuta yo gusiga, ashobora gutuma ifu ya putty yubaka neza. HPMC ntabwo yitabira imiti iyo ari yo yose, ariko igira uruhare gusa. Kongeramo amazi kumashanyarazi no kuyashyira kurukuta ni reaction ya chimique, kuko havutse ibintu bishya. Niba ukuyemo ifu ya putty kurukuta kurukuta, ukayisya ifu, ukongera ukayikoresha, ntabwo bizakora kuko havutse ibintu bishya (calcium karubone). ) na. Ibice byingenzi bigize ifu ya calcium yivu ni: imvange ya Ca (OH) 2, CaO hamwe na CaCO3 nkeya, CaO + H2O = Ca (OH) 2 —Ca (OH) 2 + CO2 = CaCO3 ↓ + H2O Kalisiyumu yivu iri mumazi no mwuka Mubikorwa bya CO2, karubone ya calcium ikorwa, mugihe HPMC igumana amazi gusa, ifasha reaction nziza ya calcium yivu, kandi ntabwo yitabira reaction ubwayo.
10. HPMC ni selile ya ionic selile, none non-ionic niki?
Igisubizo: Muri rusange, non-ion ni ibintu bitazaba ionize mumazi. Ionisation bivuga inzira electrolyte igabanyijemo ion zishishwa zishobora kugenda mubwisanzure mumashanyarazi yihariye (nk'amazi, inzoga). Kurugero, sodium chloride (NaCl), umunyu turya burimunsi, ushonga mumazi na ionize kugirango ubyare sodium yimuka yimuka kubuntu (Na +) byuzuye neza na ioni ya chloride (Cl) byashizwemo nabi. Nukuvuga ko, iyo HPMC ishyizwe mumazi, ntabwo izitandukanya na ion zashizwemo, ahubwo ibaho muburyo bwa molekile.
11. Ubushyuhe bwa gel bwa hydroxypropyl methylcellulose bufitanye isano niki?
Igisubizo: Ubushyuhe bwa gel bwa HPMC bufitanye isano nuburyo bukubiyemo, hasi ya vitxy lower, nubushyuhe bwa gel ↑.
12. Haba hari isano hagati yigitonyanga cyifu ya HPMC?
Igisubizo: Ifu yifu yifu ya putty ifitanye isano cyane nubwiza bwa calcium yivu, kandi ntaho ihuriye na HPMC. Kalisiyumu nkeya ya calcium yumukara hamwe nigipimo kidakwiye cya CaO na Ca (OH) 2 muri calcium yumukara bizatera gutakaza ifu. Niba ifite aho ihuriye na HPMC, noneho niba HPMC ifite amazi mabi, bizatera no gutakaza ifu. Kubwimpamvu zihariye, nyamuneka reba ikibazo 9.
13. Ni irihe tandukaniro riri hagati yubwoko bwamazi akonje nubwoko bushyushye bwa hydroxypropyl methylcellulose mugikorwa cyo kubyara?
Igisubizo: Amazi akonje ako kanya ubwoko bwa HPMC buvurwa hejuru na glyoxal, kandi bukwirakwira vuba mumazi akonje, ariko ntibishonga. Irashonga gusa iyo ububobere bwiyongereye. Ubwoko bushyushye ntibuboneka hejuru ya glyoxal. Niba ingano ya glyoxal ari nini, gutatanya bizihuta, ariko ubwiza bwiyongera buhoro, kandi niba umubare ari muto, ibinyuranye bizaba ukuri.
14. Impumuro ya hydroxypropyl methylcellulose (HPMC) ni ubuhe?
Igisubizo: HPMC yakozwe nuburyo bwo gukemura ikoresha toluene na isopropanol nkumuti. Niba gukaraba atari byiza cyane, hazabaho umunuko usigaye.
15. Nigute ushobora guhitamo hydroxypropyl methylcellulose (HPMC) kubwimpamvu zitandukanye?
Igisubizo: Gukoresha ifu ya putty: ibisabwa ni bike, kandi viscosity ni 100.000, birahagije. Icyangombwa nukubungabunga amazi neza. Gukoresha minisiteri: ibisabwa hejuru, viscosity nyinshi, 150.000 nibyiza. Gukoresha kole: ibicuruzwa byihuse hamwe nubwiza bwinshi birasabwa.
16. Irindi zina rya hydroxypropyl methylcellulose ni irihe zina?
Igisubizo: Hydroxypropyl Methyl Cellulose, Icyongereza: Hydroxypropyl Methyl Cellulose Amagambo ahinnye: HPMC cyangwa MHPC Alias: Hypromellose; Cellulose hydroxypropyl methyl ether; Hypromellose, Cellulose, 2-hydroxypropyl methyl Cellulose ether. Cellulose hydroxypropyl methyl ether Hyprolose.
17. Gukoresha HPMC mu ifu ya putty, niyihe mpamvu itera ibibyimba mu ifu ya putty?
Igisubizo: Mu ifu yuzuye, HPMC ifite inshingano eshatu zo kubyimba, gufata amazi no kubaka. Ntukagire uruhare mubitekerezo byose. Impamvu zibibyimba: 1. Shyira amazi menshi. 2. Igice cyo hasi ntabwo cyumye, kuraho ikindi gice hejuru, kandi biroroshye kubira ifuro.
18.Ni ubuhe bwoko bw'ifu ya putty y'urukuta rw'imbere n'inyuma?
Igisubizo: Ifu yimbere yimbere ifu: calcium iremereye 800KG, calcium yumukara 150KG (etarike ya krahisi, icyatsi kibisi, ubutaka bwa Pengrun, aside citric, polyacrylamide, nibindi birashobora kongerwaho muburyo bukwiye)
Ifu yo hanze yometseho ifu: sima 350KG calcium iremereye 500KG quartz umucanga 150KG ifu ya latx 8-12KG selulose ether 3KG ibinyamisogwe ether 0.5KG fibre yibiti 2KG
Igihe cyo kohereza: Ukuboza-13-2022