Ntchito ndi gulu la hpmc

Mavalidwe otsika: 400 amagwiritsidwa ntchito podzilimbitsa okha, koma nthawi zambiri zimachokera.

Cholinga: Mafayilo otsika, kusungidwa kwamadzi osawoneka bwino, koma katundu wabwino woyambitsa, kuchuluka kwa matope.

Maonekedwe apamwamba komanso otsika otsika: 20000-40000 amagwiritsidwa ntchito makamaka ngati matanga omata, omwe atsutsana ndi matope, oletsa matope, ofuula amangiriza matope, etc.

Zifukwa: Kugwira ntchito bwino, madzi ochepa amawonjezeredwa, komanso kuchuluka kwa matope.

1. Ndi ziti zazikulu za hydroxypropyl methylcellulose (hpmc)?

- HPMC imagwiritsidwa ntchito kwambiri pazomangira, zokutira, matekenti, matenti, mankhwala, chakudya, maulimi, fodya komanso mafakitale ena. HPMC ikhoza kugawidwa mu: Grace Womanga, kalasi ya chakudya ndi kalasi yogwiritsa ntchito. Pakadali pano, zinthu zapakhomo zambiri ndizomanga. Mu kalasi yomanga, putty ufa umagwiritsidwa ntchito pamlingo waukulu, pafupifupi 90% amagwiritsidwa ntchito ngati ufa wa punty, ndipo ena onse amagwiritsidwa ntchito matope a simenti ndi gulu.

2. Ndi mitundu ingati ya hydroxypropyl methylcellulose (hpmc) alipo? Kodi amagwiritsa ntchito chiyani?

-: HPMC imatha kugawidwa mu mtundu wa nthawi yomweyo ndi mtundu wosungunuka. Zogulitsa nthawi yomweyo zimabalalika nthawi yozizira ndikuzimiririka m'madzi. Madzimadzi alibe mafakisoni panthawiyi chifukwa HPMC imangomwazika m'madzi ndipo osasungunuka kwenikweni. Patatha pafupifupi mphindi ziwiri, mamasukidwe amadzimadzi pang'onopang'ono ndipo colo colous yowonekera imapangidwa. Zinthu zosungunuka zimatha kufalikira mwachangu m'madzi otentha ndikuzimiririka m'madzi otentha mukamakumana ndi madzi ozizira. Kutentha kwatsikira mpaka kutentha kwina (Kampani yathu ndi 65 digiri Celsius), ma viscy akuwoneka pang'onopang'ono mpaka Collous yowonekera bwino imapangidwa. Mtundu wosungunuka wotentha umatha kugwiritsidwa ntchito ngati ufa ndi matope. M'magulu a udzu ndi utoto, zotchinga zidzachitika ndipo sizingagwiritsidwe ntchito. Mtundu womwewo uli ndi ntchito zambiri. Itha kugwiritsidwa ntchito ngati ufa wa putty, matope, matola ochepa, ndi utoto popanda kutsutsana.

3. Kodi njira zosungunuka za hydroxypypyl ndi meth methylcelulose (hpmc)?

- Njira Yotentha Kwambiri: Popeza HPMC imakhazikika m'madzi otentha, hpmc imatha kubadwa m'madzi otentha nthawi yoyamba ndikusungunuka msanga pambuyo pozizira. Njira ziwiri zomwe zafotokozedwa pansipa:

1) Ikani madzi otentha mu chidebecho ndikutenthe mpaka pafupifupi 70 ℃. Pang'onopang'ono onjezani hydroxypropyll methylcellulose ndi pang'onopang'ono kusuntha. Poyamba HPMC imayandama kumadzi, kenako pang'onopang'ono kumapanga bwino, komanso kuzizira.

2). Onjezani 1/3 kapena 2/3 ya kuchuluka kwa madzi mu chidebecho, tentheni mpaka 70 ° C, wobalalitsa HPMC malinga ndi njira 1), ndikukonza mawola otentha; Kenako onjezani kuchuluka kwa madzi ozizira kumadzi otentha. Kusalala m'madzi, sakani ndi kuziziritsa kusakaniza.

Njira yosakanikirana: Sakanizani ufa wa hpmc wokhala ndi zinthu zina zambiri za ufa, sakanizani bwino ndi blender, kenako kuwonjezera madzi kusungunula. Pakadali pano, HPMC imatha kusungunuka ndipo siyikhala yolunjika limodzi, chifukwa pali zochepa chabe mu gawo lililonse. Ngodya yaying'ono. Ufa umasungunuka nthawi yomweyo mukakumana ndi madzi. Ufa ndi opanga matope amatengera njirayi. Hydroxypypyl methylcellulose (hpmc) imagwiritsidwa ntchito ngati chulukidwe ndi madzi osungira madzi mu matope a ufa.

4. Momwe mungawonetsere mtundu wa hydroxypropyl methylcellulose (hpmc) mongoyerekeza komanso moyenera.

- Wilyer: (1) Kuyera: Ngakhale kuyera sikutanthauza kuti hpmc ndikosavuta kugwiritsa ntchito, ngati okalamba atawonjezeredwa pakupanga, kumakhudza mtundu wake. Komabe, zinthu zabwino zambiri zimakhala ndi kuyera kwabwino. . Ambiri mwa HPMC yomwe imapangidwa mu hebei ndi 80 mesh. Wanzeru bwino. . Kupatulikitsa kwakukulu, zabwinoko, zomwe zikuwonetsa kuti pali zinthu zochepa zomwe zili mkati. Kukhazikika kwa mpweya kwa ozungulira nthawi zambiri kumakhala kwabwino kuposa zomwe zimakuthandizani. Pali zinthu zambiri zomwe zimazindikira mtundu. . Mphamvu yokoka nthawi zambiri imakhala chifukwa cha hydroxypropyl zomwe zili mmenemo. Zokwera kwambiri hydroxypyl, kukonzanso kwamadzi.

5. Mlingo wa hydroxypropyll methylcelulose (hpmc) mu ufa?

- Ananswer: Mlingo wa hpmc mu mapulogalamu enieni amasiyanasiyana molingana ndi nyengo, kutentha kwapakatikati, ndi formula. Ty ufa ndi "mtundu wofunikira makasitomala". Nthawi zambiri, pali pakati pa 4kg ndi 5kg. Mwachitsanzo, ufa zambiri mu Beijing ndi 5 kg; ufa wambiri mu guizhou ndi 5 makilogalamu m'chilimwe ndi 4.5 makilogalamu nthawi yozizira;

6. Kodi mawu oyenera a hydroxypropyll methylcelulose (hpmc) ndi chiyani?

- Ananswer: putty ufa nthawi zambiri umawononga 100,000, ndipo matope amafunikira zambiri, kotero 150,000 Yuan ndikwanira. Ndipo ntchito yofunika kwambiri ya hpmc ndi kusungidwa kwamadzi, kenako ndikukula. Mu ufa wa putty, bola ngati ili ndi chisungiko chabwino chamadzi komanso mamasukidwe otsika (70,000-80,000), zili bwino. Inde, mafakiti apamwamba, abwinobwino achibale. Maonekedwe oposa 100,000, mafakisoniwo samakhudzanso madzi osungira.

7. Kodi ndi zisonyezo zazikulu zaukadaulo za hydroxypypyl methylcelulose (hpmc)?

-: hydroxypyl zomwe ndi mafayilo, ogwiritsa ntchito ambiri amadera nkhawa za zizindikiro ziwirizi. Zokwera kwambiri hydroxypyl, kukonzanso kwamadzi. Ndi mafayilo apamwamba, kusungidwa kwamadzi kumakhala kofunikira (osati mwamtheradi) kwapamwamba, ndikuwoneka bwino kwambiri, kumagwiritsidwa ntchito bwino matope a simenti.

8. Kodi zida zazikulu za hydroxypypyl ndi methylcelulose (hpmc)?

- A: Zopangira zazikuluzikulu za hydroxpyl methylcellulose (hpmc): Zoyenga zoyenga, acid, tulporopyl mowa, endopropyl mowa.

9. Udindo waukulu wa HPMC pakugwiritsa ntchito ufa ndi chiyani? Kodi ili ndi vuto lililonse?

- Ananswer: HPMC ili ndi ntchito zitatu zazikulu za kukula, kusungidwa kwamadzi ndikumanga mu ufa wa punty. Kukula: Chululu chimatha kutseka kuyimitsidwa, sungani yunifolomu ndikupewa kusamba. Kusungidwa kwamadzi: Pangani utoto wa putty pang'onopang'ono ndikuthandizira zomwe zimachitika imvi pansi pamadzi. Ntchito Yomanga: Cellulose ili ndi mafuta owuma ndipo amatha kupanga ufa wa punty kukhala wogwira ntchito bwino. HPMC sitenga nawo mbali pamavuto aliwonse ndipo imangodya mbali yothandiza. Pamene putty ufa umawonjezeredwa kumadzi ndikuyika khoma, matenda amachitika. Monga chinthu chatsopano chimapangidwa, ufa wa punty pakhoma umachotsedwa kukhoma ndikukhazikitsa ufa musanagwiritse ntchito. Izi sizigwira ntchito chifukwa chinthu chatsopano (calcium carbonate) chapangidwa. ). Zigawo zikuluzikulu za calcium ufa ndi: osakaniza a ca (o) 2, cao ndi mphako 2 h2o = Caco3 ↓ + h2o ilc calcium Imasungunuka m'madzi ndi mpweya CO2 mothandizidwa ndi calcium carbonate, hpmc imangosunga madzi ndikuthandizira calcium yofunika kuchita bwino, osatenga nawo mbali munjira iliyonse.

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Yankho: Malingaliro a Sing'anga, osakhala a Ions ndi zinthu zomwe sizimayenda m'madzi. Ioniza ndi njira yomwe ma electrolytes amasungunuka kuti asunthe ma ions momasuka mu ma sol solded (mwachitsanzo, madzi, mowa). Mwachitsanzo, sodium chloride (nacl), mcherewo umatha tsiku lililonse, umasungunula m'madzi ndi inomis, kupanga mafoni olipiritsa am'madzi (Na +) ndi vuto la chloride. Ndiye kuti, pamene HPMC imayikidwa m'madzi, sizingasungunuke mu ma ions oyimitsa, koma ilipo m'malo mwazomwe.


Post Nthawi: Feb-06-2024