1. Ni ubuhe buryo bukoreshwa na hydroxyproppopyl methylcellse (HPMC)?
. HPMC irashobora kugabanywamo muri: Icyiciro cyo kubaka, amanota y'ibiryo hamwe nicyiciro cya farumasi ukurikije imikoreshereze. Kugeza ubu, ibyinshi mu bicuruzwa byo mu rugo ni urwego rwo kubaka. Mu rwego rwo kubaka, ifu ya Prowty ikoreshwa mu mubare munini, hafi 90% ikoreshwa kuri Prowder ifu, kandi ahasigaye hakoreshwa kuri sima na kole.
2. Hariho ubwoko bwinshi bwa hydroxypropyl methylcellse (HPMC), kandi ni irihe tandukaniro rifite?
- Amafaranga: HPMC irashobora kugabanywamo ubwoko bwa ako kanya no muburyo bushyushye. Ubwoko bwibicuruzwa ako kanya ibicuruzwa byihuse mumazi akonje kandi ibura mumazi. Muri iki gihe, amazi adafite ubuyobe, kuko HPMC yatatanye gusa mumazi gusa nta nkombe nyayo. Hafi yiminota 2, viscosiya yabanyamanswa buhoro buhoro, gukora virusi yacyo. Ibicuruzwa bishyushye, iyo byujuje amazi akonje, birashobora gutatana vuba mumazi ashyushye kandi ukabura mumazi ashyushye. Iyo ubushyuhe bugabanutse ku bushyuhe runaka, viscosity igaragara buhoro kugeza igihe ikora virusi iterana. Ubwoko bushyushye buke burashobora gukoreshwa gusa muri pattle ifu na minisiteri. Mu mazi no gusiga irangi, hazabaho ibintu byinjizamo ibintu kandi ntibishobora gukoreshwa. Ubwoko bwihuse bufite uburyo bwagutse bwa porogaramu. Irashobora gukoreshwa mubukonje na minisiteri, kimwe na kole yamazi kandi irangi, nta binyuranye.
3. Ni ubuhe buryo bwo kuvugurura bwa hydroxypropyl methylcellse (HPMC)?
- Uburyo bwo kuvugurura amazi ashyushye: Kubera ko HPMC idashonga mumazi ashyushye, HPMC irashobora gutatanya mumazi ashyushye mugihe cyambere, hanyuma ashonga vuba iyo akonje. Uburyo bubiri busanzwe busobanurwa kuburyo bukurikira:
1) Shira umubare ukenewe wamazi ashyushye muri kontineri no gushyuha kugeza kuri 70 ° C. HydroxyPropyl Methycellse yongeyeho buhoro buhoro itinda cyane, mu ntangiriro hpmc yareremba hejuru y'amazi, hanyuma igacekwa buhoro buhoro ihagarikwa.
2) Noneho ongeramo umubare usigaye wamazi akonje kumazi ashyushye, imvange yarakonje nyuma yo gukangura.
Uburyo bwo kuvanga powder: Kuvanga ifu ya HPMC hamwe nizindi mboro yifu, ivange neza hamwe na inval, hanyuma wongereho amazi yo gushonga, kuko hariho HPMC ntoya ishonga, kuko hari HPMC ntoya ifumbire, mugihe cyo guhura namazi. - Ifu ya fatride hamwe nababikora bakoresha ubu buryo. .
4. Nigute nakura ireme rya hydroxyproppopyl methylcellse (HPMC) byoroshye kandi byimazeyo?
- Ariko, ibicuruzwa byinshi byiza bifite channene nziza. . . Umucyo wohererezanya, ibyiza, byerekana ko hari ibicucu bitarenze. . Ibijyanye na reactique ya reactique muri rusange nibyiza, kandi iy'umuyoboro utambitse ni bibi, ariko ntibisobanura ko ireme rya reactique riruta izo reaktor itambitse, kandi haribintu byinshi byo kumenya ubuziranenge bwibicuruzwa. (4) Imbaraga zihariye: nini nini nini, nziza cyane. Umwihariko ni kinini, muri rusange kubera ko ibikubiye mu itsinda rya hydroxyPropyle ari hejuru, kandi ibikubiye mu itsinda rya hydroxyPropyl ni ndende, ihohoterwa ry'amazi rimeze neza.
5. Ni ubuhe buryo bukwiye bwa hydroxypropyl methylcellse (HPMC)?
--SANZWE: Poitt Powder muri rusange 100.000 Yuan, kandi ibisabwa kuri minisiteri biri hejuru, kandi 150.000 Yuan irasabwa kugirango ikoreshwe byoroshye. Byongeye kandi, imikorere yingenzi ya HPMC ni ifungwa ry'amazi, ikurikirwa no kubyimba. Muri ifu ya Putty, igihe cyose ihohoterwa rishingiye ku mazi ari ryiza kandi ko bigaragara ko ari hasi (70.000-80.000), birashoboka. Birumvikana ko hejuru cyane viscosiya, gusubizwa amazi meza. Iyo visosity irenze 100.000, urubyiruko ruzagira ingaruka ku kugumana amazi. Ntabwo akiri byinshi.
6. Nibihe bipimo nyamukuru bya tekiniki bya HydroxyPropyl Methylcellse (HPMC)?
--SANGRe: HydroxyPropyl Ibirimo na visosity, abakoresha benshi bahangayikishijwe nibi bipimo byombi. Abafite hydroxyroproppopyl muri rusange bafite isuku myiza. Umwe ufite ubushyuhe bwinshi afite igumana ryamazi, ugereranije (ntabwo rwose), kandi Umwe ufite ubutwari bwo hejuru akoreshwa neza muri sima.
7. Nibihe bikoresho nyamukuru bya hydroxypropyl methylcellse (HPMC)?
- Igisubizo: Ibikoresho nyamukuru bya hydroxypropyl methylcellsells (HPMC): Ipamba yatunganijwe, Acide, na Acie, Toluene, Isopropanol, nibindi
8. Niyihe mikorere nyamukuru yo gusaba HPMC mubutaka bwa Putty, kandi bibaho byakozwe na shimi?
- HPMwer: Muri Prowder ifu, HPMC igira uruhare rutatu yo kubyimba, kugumana amazi no kubaka. Kwinginga: Ubugari burashobora kwiyongera guhagarika no gukomeza umwambaro hejuru no hasi, no kurwanya kunyeganyega. Ihagarikwa ry'amazi: Kora ifu ya LIPTY yumye buhoro, kandi ifashe akajagari iz kwitwara munsi y'ibikorwa by'amazi. Kubaka: Ubugari bufite ingaruka zo gusiga, ishobora gutuma ifu ya LETY igira kubaka neza. HPMC ntabwo yitabira imiti iyo ari yo yose, ahubwo igira uruhare runini gusa. Ongeraho amazi kuri powder ifu hanyuma uyishyire kurukuta ni reaction yimiti, kuko ibintu bishya byashizweho. Niba ukuye ifu ya Putty kurukuta kuva kurukuta, kuyitontobo mu ifu, kandi ukongera kuyikoresha, ntabwo bizakora kuko ibintu bishya (Calcium Carbonate) yashizweho. ). Ibice byingenzi bya Ifu ya Ash Calcium ni: imvange ya ca (Oh) 2, Caito na Calci3 yakozwe mu mazi, mugihe cya HPMC Calcium, kandi ntabwo yitabira reaction yose ubwayo.
9. HPMC ni selile itari ionic ether, none niki kitari ionic?
- Muri rusange: Mu magambo ya Palaman, ntabwo ari ions ni ibintu bidakora ionize mumazi. Ionation ivuga inzira aho hatangwamo amashanyarazi yitandukanije na ™ iyoni ishobora kugenda muburyo bwihariye (nk'amazi, inzoga). Kurugero, sodium chloride (nacl), umunyu turya burimunsi, turasenyutse mumazi na ON +) ni ions yuzuye na chloride iny. Nukuvuga, igihe HPMC yashyizwe mumazi, ntabwo izatandukanya ions, ariko ibaho muburyo bwa molekile.
10. Ubushyuhe bwa GEL ni ubuhe bushyuhe bwa hydroxypropyl methylcellse bijyanye?
--SANG: Ubushyuhe bwa Gel bwa HPMC bufitanye isano nuburyo bwabwo. Ibirimo byo hasi ↓, hejuru yubushyuhe bwa gel.
11. Hari umubano uri hagati yigitonyanga cya prowder ifu na HPMC?
--SANZWE: Gutakaza ifu ya Prowder ifitanye isano cyane cyane nubwiza bwa calcium ya ash, kandi ntaho ihuriye na HPMC. Ibirimo byo hasi bya calcium calcium hamwe nigipimo kidakwiye cya cao na ca (oh) 2 mumibura yijimye bizatera igihombo cya powder. Niba bifite aho bihuriye na HPMC, niba HPMC ifite agafungo k'amazi mazi, izanakaza igihombo cy'ifu.
12. Ni irihe tandukaniro riri hagati yubwoko bukonje-amazi ako kanya hamwe nuburyo bushyushye bwa hydroxypropyl methylcellse mubikorwa byumusaruro?
- Ubwoko bukonje-amazi ako kanya bwa HPMC buvurwa na glegoxal, kandi ikwirakwiza vuba mumazi akonje, ariko ntabwo rwose ishonga. Gusa birashonga mugihe ubukuru bwiyongera. Ubwoko butandukanye bwashonze ntabwo buvurwa na glegoxal. Niba umubare wa Glyoxal ari munini, gutatanya bizahita byihuta, ariko viscosity iziyongera buhoro, kandi niba amafaranga ari nto, ibinyuranye nabyo bizaba ukuri.
13. Niyihe mpumuro ya hydroxypropyl methylcellse (HPMC)?
--SANCE: HPMC yakozwe nuburyo bworoshye bukoresha toluene na isopropanol nkuko bitanga. Niba gukaraba atari byiza cyane, hazabaho impumuro zisigaye.
14. Nigute wahitamo hydroxyproppoppopyl methylcellse (HPMC) kumigambi itandukanye?
--SANK: Gusaba ifu ya Putty: Ibisabwa birake cyane, kandi viscosity ni 100.000, birahagije. Icyangombwa nugumana neza amazi. Gushyira mu bikorwa minisiteri: Ibisabwa byinshi, viscosity, 150.000 nibyiza. Gusaba kole: Ibicuruzwa ako kanya hamwe nisuka nyinshi zirakenewe.
15. Ni irihe zina rindi kuri hydroxypropyl methylcellse?
--SANG: HYDROXYPropyl Methyl Methyl MethyPropyl Methyl Methyl Methyl Methyl Methyl Methyl Methyl Methyl Methyl Methyl Methyl Methyl Methyli: HPMC cyangwa MHPC alias: HYPPROMOSE; Ubugari bwa CellroxyPropyl Methyl ether; HYPROMMOMELLOSE, TOLLULULOSE, 2-HYDROXYPropyl Methyl Methyl Tliver. Ubugari bwa CellroxyPropyl Methyl Ether Ether Syplose.
.
- HPMwer: Muri Prowder ifu, HPMC igira uruhare rutatu yo kubyimba, kugumana amazi no kubaka. Ntukitabira imyifatire iyo ari yo yose. Impamvu zibyibushye: 1. Shyira amazi menshi. 2. Igice cyo hasi ntabwo cyumye, gusa gikuraho ikindi gice hejuru, kandi biroroshye kubyibumba.
17. Ni irihe tandukaniro riri hagati ya HPMC na MC?
- MC ni methyl selile, ikozwe muri selile ifata ipamba inoze hamwe na alkali, ukoresheje chloride ya alkali, ukoresheje metani ya methane, kandi inyuze mu ruhererekane. Mubisanzwe, urwego rwo gusimburwa ni 1.6 ~ 2.0, kandi kwikebana nabyo bitandukanye nuburyo butandukanye bwo gusimburwa. Ni iya Not-ionic selile.
. Mubisanzwe, niba amafaranga yongeyeho ari manini, igorofa ni nto, kandi viscometity nini, igipimo cyo kugumana amazi ni kinini. Muri bo, ingano yo kongenge ifite ingaruka zikomeye ku gipimo cyo kugumana amazi, kandi urwego rwa vicosity ntabwo ruringaniye mu rwego rwo kugabana amazi. Igipimo cyo gusebanya cyane cyane giterwa nurwego rwo guhindura hejuru yubuso bwa selire hamwe nibyiza. Muri erebire yavuzwe haruguru, Methyl selile na hydroxypropyl methyl Methyl ifite ibiciro byamazi menshi.
(2) methylcellsellse irashonga mumazi akonje, kandi bizaba bigoye gushonga mumazi ashyushye. Igisubizo cyacyo gihamye cyane murwego rwa PH = 3 ~ 12. Ifite neza hamwe nigitako, Guar gum, nibindi nibindi byinshi. Iyo ubushyuhe bugera ku bushyuhe bwa gelale, pelation ibaho.
. Mubisanzwe, hejuru yubushyuhe, ihohoterwa rikabije. Niba ubushyuhe bwa minisiteri burenze 40 ° C, ugumana amazi ya methyl selile bizagabanuka cyane, bigira ingaruka zikomeye kubakwa kuri minisiteri.
. "Imyitozo" ikubiyemo imbaraga zifatika zumvaga hagati yigikoresho cyo gusabana nurukuta, ni ukuvuga ko kurwanya minisiteri. Kubungabunga ni byinshi, kurwanya imisiteri ari nini, kandi imbaraga zisabwa n'abakozi mu buryo bwo gukoresha nacyo ni kinini, kandi imikorere y'ubwubatsi ya minisiteri irakennye. Methyl Adherilose Ashesion ari kurwego ruciriritse mubicuruzwa bya selile.
HPMC ni hydroxypropyl methylcellse, aricyo selile itari ionic ivanze ku ipamba itunganijwe nyuma ya alkalide na methyl nkabashitsi, kandi binyuze murukurikirane rwibitekerezo. Urwego rwo gusimbuza ni 1.2 ~ 2.0. Imitungo yayo iratandukanye kubipimo bitandukanye bya uburyo na hydroxyproppopyl.
. Ariko ubushyuhe bwa pelale mumazi ashyushye burenze ivya methyl selile. Kudakemura mumazi akonje nabyo birateye imbere cyane ugereranije na methyl selile.
. Ubushyuhe bugira ingaruka kandi ku rubyiruko, uko ubushyuhe bwiyongera, vicosity igabanuka. Ariko, viscosity yayo yo hejuru ifite ingaruka zo hepfo kurenza methyl selile. Igisubizo cyacyo kirahagaze mugihe kibitswe mubushyuhe bwicyumba.
. Amazi ya Caustic Soda namazi ntabwo afite ingaruka nke kubikorwa byayo, ariko alkali irashobora kwihutisha iseswa ryayo kandi ryongerera ubuyobe. HydroxyPropyl Methylcellse irahamye muminyuhuri isanzwe, ariko iyo kwibanda ku gisubizo cyumunyu hejuru, viscogity ya hydroxyPropyl methylcellse igisubizo gikunda kwiyongera.
.
. Nka Polyvinyl Inzoga, ibikatsi bya Ether, gum yimboga, nibindi
.
.
18. Ni iki kigomba kwitabwaho muburyo bwo gushyira mubikorwa isano iri hagati ya viscosity nubushyuhe bwa HPMC?
- Gusubiramo: Guscosity ya HPMC nibipimo bidafite ubushyuhe, ni ukuvuga, viscosity yiyongera uko ubushyuhe bugabanuka. Ibyatsi bibi mubisanzwe bivuga bivuga ibisubizo byikizamini cya 2% yamazeko ku bushyuhe bwa dogere 20.
Mubyiciro bifatika, twakagombye kumenya ko mubice bifite ubushyuhe bunini hagati yizuba nimbeho, birasabwa gukoresha ubushyuhe buke ugereranije nimbeho, bikubera byiza kubaka. Bitabaye ibyo, igihe ubushyuhe ari buke, vino ya selile iziyongera, kandi ikiganza cyumva kizaremereye mugihe gihumura.
Hagati ya Viscosity: 75000-100000 ikoreshwa cyane cyane kugirango ikore.
Impamvu: Kugumana amazi meza.
Ubuswa bukabije: 150000-200000 ikoreshwa cyane kumashusho yubushyuhe bwa polystyrene ifu ya mirmal ifu ya mirmal na minisiteri yubushyuhe bwa microbead.
Impamvu: virusi yo hejuru, minisiteri ntabwo yoroshye kugwa, kumanika, no kunoza kubaka.
Ariko muri rusange, muri rusange viscosiya, ni byiza kugumana amazi. Rero, urebye ikiguzi, inganda nyinshi zumye zisimbuza hagati na selile ya selile (20000-40000) hamwe na selile-violcosity (20000-40000) kugirango ugabanye ingano yo kongerera. .
Igihe cyagenwe: Feb-21-2025