1. Luthini owona msebenzi uphambili we-hydroxypropyl methylcelcelose?
I-HPMC isetyenziswa ngokubanzi kwizinto zokwakha, iingubo, i-reomatis, i-ceramic, i-ceramics, iyeza, ukutya, ezolimo, icuba kunye namanye amashishini. I-HPMC inokwahlulwa ibe liqela lemicimbi yemizi-mveliso, kwibakala lokutya kunye namayeza ngokomsebenzi osetyenziswayo.
2. Zininzi iintlobo ze-hydroxypropyl methylceltulose. Yintoni umahluko phakathi kwabo?
I-HPMC inokwahlulwa kuba luhlobo lwethutyana (i-sperdix ye-S ") kunye nohlobo olunyibilikayo. Iimveliso zohlobo kwangoko zisasaza ngokukhawuleza emanzini abandayo kwaye zitshabalale emanzini. Ngeli xesha, ulwelo alunanto yokuba i-HPMC ichithwa njengamanzi kwaye ingenaso isisombululo sokwenyani. Emva kwe-32 (ishukumisa) imizuzu emi-2, i-viscosity ye-ulwelo inyuka kancinci kancinci kwaye i-collous ebonakalayo yenziwa i-collous collous. Iimveliso ezigwenxa ezinyibilikayo, emanzini abandayo, inokusasaza ngokukhawuleza emanzini ashushu kwaye inyamalale emanzini ashushu. Xa iqondo lobushushu liyele kubushushu obuthile (ngokobushushu be-gene yemveliso), i-vickosity ivele kancinci de kubekho i-collousi ebonakalayo kunye ne-viscous.
3. Zeziphi ii-hydroppypropyl methylcelcelcelse iindlela zesilingo?
1. Zonke iimodeli zinokongezwa kwizinto ezenziweyo ngokuxuba komile;
2. Kufuneka yongezwe ngokuthe ngqo kwisisombululo seqondo eliqhelekileyo. Kungcono ukusebenzisa uhlobo lokusasazeka kwamanzi abandayo. Emva kokongezwa, ihlala ifikelela kwi-curing kwi-10-90 imizuzu (ivuselele, ivusa)
I-3. Kwimodeli eziqhelekileyo, i-skir ishukumisa kwaye isasazeke ngamanzi ashushu, emva koko yongeza amanzi abandayo ukuze uchitheke kwaye ukupholisa.
I-4. Ukuba i-ageglomeration okanye isongelwe yenzeka ngexesha lokupheliswa, kungenxa yokuba isivuno asonelanga okanye imodeli yesiqhelo yongezwa ngokuthe ngqo kumanzi abandayo. Ngeli xesha, phakama ngokukhawuleza.
I-5. Ukuba amaqabu aveliswa ngexesha lokupheliswa, banokushiywa iiyure ezi-2 ukuya kwezi-12 (ixesha elithile kuxhomekeke ekuguquleni kwesisombululo) okanye ukususwa ngu-vacuum wokukhupha, njl njl.
4. Ungawugweba njani umgangatho we-hydroxypropyl methylcelceluplose kunye ne-ITUX?
1. Ubumhlophe. Nangona ubumhlophe bungakwazi ukugweba ukuba i-HPMC ilungile okanye ayisebenzi, kwaye yongeza iiarhente ezimhlophe ngexesha lenkqubo ziya kuchaphazela umgangatho wayo, iimveliso ezilungileyo zinobumnyama obuhle.
2. Ukulunga: Ukulunga kwe-HPMC yi-80 Mesh kunye ne-100 Mesh, ngaphantsi kwe-120, igqibele ngcono.
3. Ukukhanya ukukhanya: I-HPMC yenza i-colloid ebonakalayo emanzini. Jonga ukukhanya okukhanyayo. Ukukhululeka okukhulu kokudlulisela, okungcono ukuguquka, okuthetha ukuba kukho izinto ezingafakwanga kuzo kuyo. I-fictor ethe nkqo ilunge kakhulu, kwaye i-proctor ethe tyaba iyakukhuphela ezinye. Kodwa ayinakuthethwa ukuba umgangatho wemveliso weenkuni ezithe nkqo ubhetele kunezo zenkuni ethe tyaba. Zininzi izinto ezimisela umgangatho wemveliso.
4. Ubuninzi obuthile: kokukhona mkhulu omkhulu, enzima kakhulu. Owona mzuzu mkhulu, ukuphakama komxholo we-hydroxypropy. Ngokubanzi, ukuphakama komxholo we-hydroxypropy, kungcono ukugcinwa kwamanzi.
5. Yimalini i-hydropyl ye-hythylcelcelcelose isetyenziswa kwi-podty powder?
Isixa se-HPMC esisetyenziswa kwizicelo eziyinyani siyahluka ngokweendawo, siphakathi kwe-4-5 kg, kuxhomekeka kwimozulu yemozulu, i-calcium ye-calcium yomgangatho, iiMfuno eziMgangatho we-POCTY kunye neMide ye-Potty Powser kunye neMfuno yomgangatho.
6. Yintoni i-viscosity ye-hydroxypropyl methylceltulose?
I-Potty Powder ngokubanzi ixabisa i-RMB 100,000, ngelixa udaka luneemfuno eziphezulu. Ixabisa i-RMB i-150,000 ukuba lula ukuyisebenzisa. Ngapha koko, umsebenzi obaluleke ngakumbi we-HPMC kukugcina amanzi, ulandelwe ngokutyibilika. E-Puttow umgubo, lo gama nje ukugcinwa kwamanzi kulungile kwaye i-vickosity iphantsi (7-8), kunokwenzeka. Ewe, kokukhona i-viskosity, eyona ilungileyo yokugcina amanzi. Xa i-vickosity ingaphezulu kwe-100,000, i-vickosity ayinampembelelo encinci ekugcinweni kwamanzi.
7. Zeziphi izikhombisi eziphambili ze-hydropylpropyl methylceltulose?
Umxholo weHydroxypropy
Umxholo weMethyl
i-viscofity
I-ash
Ukuthoba umzimba owomileyo
8. Zeziphi izixhobo eziphambili ze-hydroxypropyl methylcelcelcelgalose?
Ezona zinto ziphambili ze-HPMC: i-cotton ehlaziyiweyo, i-methyl chloride, i-propylene oxide, ezinye izinto ezingafunekiyo, iSoda yeCaustic, kunye ne-Acid Callimene.
9. Isicelo kunye nomsebenzi ophambili we-hydroxypropyl methylcelgalose kwi-putty powder, ngaba yikhemikhali?
Kwi-poceble powder, idlala imisebenzi emithathu ephambili: Ukuqaqamba, ukugcinwa kwamanzi kunye nokwakha amanzi kunye nokwakha amanzi. Ukutyibilika kunokuba yinto enokuthambeka kwaye udlale indima yokumiselwa, ukugcina isisombululo iyunifomu phezulu nangaphantsi kwaye uthintele ukubamba. Ukugcinwa kwamanzi: Yenza umgubo wokubekwa umgubo kancinci kwaye uncede i-calcium engwevu ukuba iphendule phantsi kwesenzo samanzi. Ukusebenza I-HPMC ayithathi nxaxheba kuyo nayiphi na indlela yokuphendula yekhemikhali kwaye idlala kuphela indima.
10. I-HydroxyPOpyl Methylcelcelgalose i-ionic ye-ionic sether, ke yintoni uhlobo olungelulo lwe-ionic?
Ngokubanzi, izinto ezingathathi nxaxheba azithathi inxaxheba ekuphenduleni kweekhemikhali.
I-CMC (i-carboxymethylcelcelcelcelcelose) sisisele seselula kwaye siya kujika i-tofu dregs xa ityhilwe kwi-calcium ash.
11. Ithini iqondo lokushisa le-gene le-hydroxypropyl methylcelcelcelcelcelose ehambelana nayo?
Iqondo lokushisa le-HPMC lihambelana nomxholo wayo we-APEXYL. Iphantsi komxholo we-APEGAXYL, phezulu kubushushu be-gene.
12. Ngaba lukhona ubudlelwane phakathi kwe-podty powder kunye ne-hydroxypropyl methylcelcelcelgulose?
Oku kubalulekile! I-HPMC inendawo ehluphekayo yamanzi kwaye iya kubangela i-PACMP.
13. What is the difference in the production process between cold water solution and hot water solution of hydroxypropyl methylcellulose?
Uhlobo lwe-HPMC olubandayo lwamanzi lusasazeke ngokukhawuleza kumanzi abandayo emva konyango lomphezulu nge-glyngoxal, kodwa ayinyibiliki. Ukuvela kukambono, oko kukuthi, iyanyibilika. Uhlobo olushushu olushushu alunamhlaba ophathwe nge-glyngoxal. I-GlyOxal inkulu ngobukhulu kwaye isasaza ngokukhawuleza, kodwa inomqobo ocothayo kunye nevolumu encinci, kunye ne-vice.
14. Yintoni ivumba le-hydroxypropyl methylcelgulose?
I-HPMC eveliswa yindlela ye-Solvent yenziwa kunye ne-toluene kunye ne-isopropyl utywala njengamazinyo. Ukuba ayihlanjwanga kakuhle, kuya kubakho iphunga eligqithisiweyo. (Ukungathathi cala kunye nokuphinda usebenzise inkqubo yinkqubo ephambili ye-odor)
15. Ungayikhetha njani i-HydroxlyPyl ye-Hythylcelgalose yokusetyenziswa okwahlukileyo?
I-POTTY POLD: Iimfuneko zokugcinwa kwamanzi aphezulu kunye nokuSebenza okuLungileyo okuqinisekileyo (uphawu olucetyiswayo: 7010n)
Udaka oluqhelekileyo
Ukusetyenziswa kokwakha (I-Brand ecetyiswayo: hpk200ms)
I-Gyppum yodaka: Ukugcinwa kwamanzi aphezulu, i-viscofity ephakathi, i-viscofity ye-viscofity (iBakala elicetyiswayo: i-HPK600m)
16. Leliphi elinye igama le-hydroxypropyl methylcelcelcelose?
I-HPMC okanye i-MHPC ikwabizwa ngokuba yi-hydroxypropyl methylcelcelcelsulose ne hydroxlyropyl methylcelcelcelgalose ether.
17. Ukusetyenziswa kwe-hydroxypropyl methylcelcelcelose etotty powder. Yintoni ebangela umgubo we-pomty?
I-HPMC idlala iindima ezintathu eziphambili kwi-posty powder: Ukutsalwa, ukugcinwa kwamanzi kunye nokwakha amanzi kunye nokwakha amanzi. Izizathu zeqabhu zezi:
1. Yongeza amanzi amaninzi.
2. Ukuba ezantsi ayiyomisi, ihla enye i-famier ngaphezulu kuya kubangela i-bhadi.
18. Nguwuphi umahluko phakathi kwe-hydroxypropyl methylcelgalose ne-MC:
I-MC, iMethyl Selelose, yenziwa kwi-cotton ye-Alkali, esebenzisa i-methane chloride njengearhente yokuthetha, kunye nothotho lwezinto zokujongana ne-etherse. Inqanaba eliqhelekileyo lokufana ngu-1.6-2.0, kwaye ukunyibilisela amaqondo ahlukeneyo okufaka endaweni okwahlukileyo. Yinto engeyiyo i-ionic sether
. Ngokubanzi, isixa esongezelelekileyo sinkulu, ukulunga kuncinci, i-vickosity iphezulu, kwaye inqanaba lokugcina amanzi liphezulu. Isixa esongezelelekileyo sinempembelelo enkulu kwiqondo lokugcina amanzi, kwaye i-viscosity ayinanto yakwenza nenqanaba lokugcina amanzi. Inqanaba lokuchithwa ikakhulu lixhomekeke kwisidanga sokuguqulwa komphezulu kunye nokulunga kwesuntswana kweeseli zeselfowuni. Phakathi kwezi zinto zingentla kwe-seluplose, iMethylcelsulose kunye neHydroxypropythylcelcelcelcelcelcelcelcelcelcelcelcelcelcelose inamanqanaba aphezulu okugcina amanzi.
(2) I-Methyl Selelose inokuchithwa kumanzi abandayo, kodwa iya kuhlanganisa ubunzima ekupheliseni amanzi ashushu. Isisombululo se-ACTEAFOOFIO EZIQHELEKILEYO KUTSHINTSHI KAKHULU KWI-PH = 3-12, kwaye uhambelana notatshi kunye neespicacants ezininzi. Xa iqondo lobushushu lifikelela kwijeli xa ubushushu be-gegregs bunyuka, ukubekho kuya kwenzeka.
. Ngokubanzi, amaqondo obushushu aphezulu, owona manyathelo okugcina amanzi. Ukuba ubushushu obuphango bugqitha i-40 degrees, ukugcinwa kwamanzi kweMethylceluplose kuya kuphakamala kakhulu, kuchaphazela kakhulu ukwakhiwa kodaka.
. Umlinganiso apha ubhekisa kwi-Adhesion ubhekisa phakathi kwesixhobo somsebenzi wesicelo somsebenzi kunye nezinto eziselunxwemeni, oko kukuthi, ukumelana nodaka. Ukunamathela phezulu, ukumelana nodaka kuphezulu, kwaye amandla afunwa ngabasebenzi ngexesha lokuphuma aphezulu, ke ukusebenza kokusebenza kodaka akunamsebenzi.
IXESHA LOKUQALA: UJan-31-2024