1, kodi kugwiritsa ntchito kofunikira kwa hydroxypropyl methl cellulose (hpmc)?
HpmcZimagwiritsidwa ntchito kwambiri pakumanga, zokutira, matekenti, mateni, mankhwala, chakudya, maluwa, odzola, fodya komanso mafakitale ena. HPMC ikhoza kugawidwa mu: Grace Womanga, kalasi ya chakudya ndi kalasi ya zamankhwala pogwiritsa ntchito. Pakadali pano, ambiri mwa omanga nyumba, mu kalasi yomanga, matope a ufa ndi akulu, pafupifupi 90% amagwiritsidwa ntchito popanga ufa, ena onse amagwiritsidwa ntchito popanga matope a simenti ndi gulu.
2, hydroxypropyl methy cellulose (hpmc) amagawidwa kangapo, kusiyana kwake ndi chiyani pakugwiritsa ntchito kwake?
HPMC imatha kugawidwa mu mtundu wa njira yothetsera njira yothetsera njira yothetsera njira yothetsera njira yothetsera njira yothetsera madzi, osamwa msanga m'madzi ozizira, nthawi ino madzi alibe mafayilo m'madzi, Palibe chisokonezo chenicheni. Pafupifupi mphindi ziwiri, mawike amadzimadzi amawonjezeka pang'onopang'ono, ndikupanga mafilimu owonekera. Zinthu zotentha zotentha, m'madzi ozizira, zimatha kusungidwa mwachangu m'madzi otentha, pomwe kutentha kumatsika mpaka kutentha, mpaka mapangidwe a colous owoneka bwino. Njira yothetsera yotentha imatha kugwiritsidwa ntchito mu ufa ndi matope, m'matola owombera madzi ndi utoto, padzakhala gulu la gulu, sizingagwiritsidwe ntchito. Model Solution Model, njira zingapo zogwiritsira ntchito ndizachilendo pang'ono, kutopa ndi ufa ndi matope, komanso mumatopi odzichepetsa, onse angagwiritse ntchito, popanda zomwe zikugwirizana.
3, hydroxypropyl methy cellulose (hpmc) njira zimakhala ndi izi?
Njira Yotentha Yokhumudwitsa: Chifukwa HPMC sinasungunuke m'madzi otentha, motero HPMC imabalalika m'madzi otentha, kenako kusungunuka mwachangu mukakhazikika, njira ziwiri zofotokozedwa motere:
1) Ikani madzi otentha mu chidebecho ndikutenthe mpaka pafupifupi 70 ℃. Pang'onopang'ono onjezani hydroxypypyulloulose pansi pang'onopang'ono, hpmc adayamba kuyandama pamadzi, kenako pang'onopang'ono amapanga malo osalala, pansi pabwino kuzizira.
2), onjezani kuchuluka kwa 1/3 kapena 2/3 madzi mu chidebe, ndi kutentha mpaka 70 ℃, malinga ndi njira ya 1), Kukonzekera kwa HPMC, kukonza madzi otentha; Kenako onjezani kuchuluka kwa madzi ozizira kupita ku malo otentha, sakani ndi kuziziritsa kusakaniza.
Njira yosakanikirana: HPMC ufa ndi ziwerengero zina zambiri zakufa, mutasakaniza madzi, kenako osachulukitsa nthawi ino, chifukwa ngodya yaying'ono, yochepa chabe ya HPMC yokhayo , madzi adzachuluka. - Mafuta a putty ndi maanja opanga matope omwe akugwiritsa ntchito njirayi. Hydroxypropyl me cellulose (hpmc) imagwiritsidwa ntchito ngati othandizira kukulitsa matope a ufa.
4, kuloza komanso kosavuta motani kudziwa mtundu wa hydroxypropyl methl cellouse (hpmc)?
. Komabe, zinthu zabwino zimakhala zoyera kwambiri.
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. Kufalikira kwa riyakitalay riyakitala nthawi zambiri kumakhala kovuta, koma sikungawonetse kuti mtundu wa riyacy riyacy ndi wabwino kuposa momwe zinthu zokulirapo zimatsimikiziridwa ndi zinthu zambiri.
(4) Mphamvu yokoka: mphamvu yayikulu, yolemera. Kuposa kuchuluka, nthawi zambiri chifukwa cha hydroxypropyl ndiwokwera, hydroxypropyl yomwe ili pamwamba, kenako kusungidwa kwamadzi ndikwabwino.
5, hydroxypropyl methl cellulose (hpmc) mu kuchuluka kwa ufa?
HPMC pofunsidwa kwenikweni kwa mlingo, mwa nyengo, kutentha, calcium phulusa labwino, putty ufa wa formula ndi "zofunika za makasitomala", ndipo zimakhala ndi zosiyana. Nthawi zambiri, makilogalamu asanu ndi asanu. Mwachitsanzo: Beijing putty ufa, makamaka amayika 5 kg; Ku Guizhou, ambiri mwa iwo ndi 5 makilogalamu m'chilimwe ndi 4.5 makilogalamu nthawi yozizira. Kuchuluka kwa Yunnan ndikochepa, nthawi zambiri 3 kg -4 kg ndi zina zotero.
6, Hydroxypropyl Methyl cellulose (hpmc) kuchuluka kwa mafayilo omwe kuli koyenera?
Khalani otopa ndi ufa wa zaka 100,000 anthu 100,000 Ok, kufunikira kwa matope ndi wamtali, ndikufuna kugwiritsa ntchito ma 150,000 kuti azigwiritsa ntchito. Kuphatikiza apo, gawo lofunikira kwambiri la HPMC ndi kusungidwa kwamadzi, kenako ndikukula. Mu ufa wa putty, bola ngati kusungidwa kwamadzi ndikwabwino, mamasukidwe otsika (7-8,000), akuwoneka bwino 100,000, mafakisoni samakhudza kwambiri kusungidwa kwamadzi.
7, hydroxypropyl methl cellulose (hpmc) Kodi ndi ziti zomwe ndi zizindikiro zazikulu zaukadaulo?
Hydroxypyl ndi mafakisoni, ogwiritsa ntchito ambiri amakhudzidwa ndi mndandanda wazinthu ziwirizi. Ma hydroxypropyl omwe ali pamwamba, kusungidwa kwamadzi nthawi zambiri kumakhala bwino. Mafayilo, kusungidwa kwamadzi, wachibale (koma osati mtheradi) alinso wabwinoko, komanso mafayilo, mu matope, mu matope a Smenti, amagwiritsa ntchito bwino ena.
8, hydroxypropyl methl cellulose (hpmc) zinthu zazikuluzikulu ndizomwe?
Hydroxypropyl Medielose (HPMC) zopangira zikwangwani:
9, HPMC pakugwiritsa ntchito ufa wa putty, gawo lalikulu ndi chiyani, ngati chemistry?
HPMC mu ufa wa punty, ndikukula, kusungidwa kwamadzi ndikumanga kwa maudindo atatu. Kukula: Cellulose imatha kufotokozedwa kuti ipange kuyimitsidwa, kotero kuti yankho loti lisunge yunifolomu ndi kutsika gawo lomwelo, kutuluka kwa anti. Kusungidwa kwamadzi: Pangani ufa wa ufa pang'onopang'ono pang'onopang'ono, ash phulusa la calcium munthawi yamadzi. Ntchito Yomanga: Cellulose yachulukitsa mphamvu, imatha kupanga ufa kukhala womanga bwino. HPMC sitenga nawo mbali pamavuto aliwonse, ingogwira ntchito yothandiza. Phumu la putty adawonjeza madzi, pakhoma, ndikukhala m'badwo wazinthu zatsopano, nthaka ndi ufa, kenako sizikugwiritsanso ntchito zatsopano (carcium carbonate). Zigawo zikuluzikulu za calcium ufa ndi: CA (o) 2, cao ndi chochepa cha CO2 Ndipo mpweya pansi pa katswiri wa CO2, mapangidwe a calcium carbonate, ndipo HPMC yokha yosungira, a Arabilial Ash mwachita bwino, zake sizinachite nawo chilichonse.
10, HPMC yopanda Ionic cellulose ether, ndiye kuti sialic?
Mwambiri, mosasamala ndi chinthu chomwe sichimayenda m'madzi. Ionanir ndi njira yomwe electrolyte imasungunuka momasuka. Mwachitsanzo, sodium chloride (nacl), mchere womwe timadya tsiku lililonse, umasungunuka m'madzi ndi inozi kuti apange ma iyoium oyenda mwaulere komanso a Nanoride omwe amalipidwa. Mwanjira ina, hpmc m'madzi sizimasungunuka mu ma ionr, koma ilipo ngati mamolekyulu.
11, hydroxypropyl methylcellulose gel kutentha ndi zomwe zikugwirizana ndi?
Kutentha kwa HPMC gel kumakhudzana ndi methoxy zokhudzana ndi methoxy, kutsitsa methoxy zomwe zili ↓, okwera kutentha kwa gel ↑.
12. Kodi pali ubale uliwonse pakati pa putty ufa ndi hpmc?
Phulani ufa ufa ufa ndi mtundu wa calcium ali ndi ubale wabwino, ndipo HPMC ilibe ubale wambiri. Zolemba zotsika za calcium ndi gawo la CAO, Ah (o) 2 mu phulusa la calcium sikoyenera, lidzayambitsa ufa. Ngati ili ndi chochita ndi Hopmc, ndiye kuti madzi a HPMC sichili bwino, chidzayambitsa ufa wa ufa. Pazifukwa zina, chonde onani funso 9.
13, Hydroxypropyll methylcellulose madzi ozizira madzi osungunuka ndi mtundu wowotcha mu njira, kusiyana kwake ndi chiyani?
Mtundu wa HPMC Madzi osungunuka pambuyo pa chithandizo cha Glymoxal pamtunda, m'madzi ozizira amabalalika msanga, koma osasungunuka, kusinthidwa, kumathetsedwa. Mtundu wosungunuka wosungunuka sunali pamtunda wa Glyloxal. Kuchulukitsa kwa glyloxal ndi kwakukulu, kubalaku kumakhala kofulumira, koma ma viruyo amachedwa, voliyumu ndi yaying'ono, m'malo mwake.
14, hydroxypropyl methy cellose (hpmc) ali ndi fungo la zomwe zikuchitika?
HPMC yopangidwa ndi njira yosungunulira imapangidwa ndi toluene ndipo isopropyl mowa ngati solvent. Ngati kusamba sikwabwino kwambiri, padzakhala kukoma kotsalira.
15, kugwiritsa ntchito mosiyana, momwe mungasankhire ma hydroxypropyl methl cellose (hpmc)?
Kugwiritsa ntchito ufa wa putty: Kufunikira kwake kuli kochepa, mamasukidwe ndi 100,000, zili bwino, chinthu chofunikira ndikusunga madzi bwino. Kugwiritsa kwa matope: Kufunikira ndikokwera, kufunikira kwake ndikowoneka kwambiri, 150,000 kuyenera kukhala bwino. Kugwiritsa ntchito guluu: Mukufuna zinthu zopotapompo, mamasukidwe apamwamba.
16, Hydroxypropyl Methylcellulose Kodi Aliatani?
Hydroxypyl methl cellulose, Chingerezi: hydroxypypyl celyl cellose cell: hpmc kapena mhpc, hydroxypropyl celyilulose; Cellulose hydroxypropyl methy ether; Cellulose hydroxypropyl ether-hypromellose, 2-hydroxypropylthyl cellulose ether ether. Cellulose hydroxypropyl methy ether hypoose.
17, HPMC pakugwiritsa ntchito putty ufa, putty ufa chifukwa chiyani?
HPMC mu ufa wa punty, ndikukula, kusungidwa kwamadzi ndikumanga kwa maudindo atatu. Osachita nawo chilichonse. Chifukwa cha thovu: 1, madziwo amayika zochuluka. 2, pansi sikuti ndi youma, pamwamba ndikuyika osanjikiza, komanso osavuta kuwira.
18. Putty ufa mawonekedwe amkati ndi kunja?
Putty powder for inner wall: 800KG of heavy calcium and 150KG of grey calcium (starch ether, pure green, peng soil, citric acid and polyacrylamide can be added appropriately)
Khothi lakunja limapanga ufa: simenti 350kg wolemera calcium 500kg quartz mchenga 150kg cyulose e 3kg
19. Kodi pali kusiyana kotani pakati pa HPMC ndi MC?
MC ndi methyl cellulose, thonje loyenerera pambuyo pa mankhwala othandizira alkali, omwe ali ndi methane chloride ngati othandizira kuti apange cellulose ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether ether. Nthawi zambiri, kuchuluka kwa kuloweza ndi 1.6 ~ 2.0, ndipo solubility kumasiyana ndi kuchuluka kwa mpweya. Ndi ma etheelose.
. Nthawi zambiri onjezerani kuchuluka, zabwino zazing'ono, mafakisoni, osunga madzi osunga madzi. Pakati pawo, kuchuluka kwa kuchuluka kwa madziwosunga madzi ali ndi vuto lalikulu kwambiri, mafakiti ndipo mulingo wa kuchuluka kwa madzi osunga madzi sikofanana ndi ubalewo. Chiwerengero chophweka chimatengera digiri yosinthira komanso kukongola kwa tinthu tambiri. Mu cellulose pamwamba pa cellulose, methyl cellulose ndi hydroxypropyl ya methyl cellulose madzi osunga madzi ndi apamwamba.
. Imakhala ndi kulumikizana kokhazikika ndi wowuma, chingamu chingamu ndi ambiri okonda mafuta. Miyala imachitika pamene kutentha kumafika kutentha kwa kutentha.
(3) Kusintha kwa kutentha kumakhudzanso kuchuluka kwa madzi a methyl cellulose. Nthawi zambiri, kutentha kwambiri, kumadzaza madzi. Ngati kutentha kwa matope kupitilira 40
(4) Methyl cellulose imachitika bwino kwambiri pantchito yomanga ndi kutsatira matope. Pano, "Kutsatira mawu omatira kumachitika pakati pa chida chogwira ntchito ndi gawo lalikulu, ndiye kuti, kukana matope. Katundu womatira ndi waukulu, kukana kwa matope ndi waukulu, ndipo mphamvu yofunikira ndi ogwira ntchito poigwiritsa ntchito ndiyofunikanso, motero malo omanga matope ndi osauka. Mu cellulose ether mankhwala, methyl cellulose yotsatira ili pa sing'anga.
Hpmc kwa hydroxypypyl methyl cellulose, imapangidwa ndi thonje loyenerera pambuyo mankhwala ozizira, pogwiritsa ntchito njira zingapo zosinthira ether. Gawo lolowera nthawi zambiri limakhala 1.2 ~ 2.0. Katundu wake amakhudzidwa ndi kuchuluka kwa methoxy zomwe zili ndi hydroxypropyl.
. Koma kutentha kwake kwamadzi otentha kumakhala kokulirapo kuposa kwa methyl cellulose. Kusungunuka kwa methyl cellulose m'madzi ozizira kumasinthanso kwambiri.
. Kutentha kumakhudzanso ma viwawo, kutentha kumawonjezeka, mafayilo amachepa. Komabe, mawonekedwe owoneka bwino otsika kwambiri kuposa a methyl cellulose. Njira yothetsera vutoli ndi yokhazikika ikasungidwa kutentha.
. Caustic Soda ndi Madzi a laimu alibe mphamvu pazinthu zake, koma alkali amatha kusamalira kuchuluka kwake ndikusintha mafayilo a pini. Hydroxypropyl methy cellulose imakhala ndi mchere wambiri, koma pamene kuchuluka kwa mchere ndi yayitali, mamasukidwe a hydroxypropyl cellouse yankho.
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. Monga mowa wa polyvinyl, wowuma ether, chomera chingamu ndi zina zotero.
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Kodi tiyenera kuganizira chiyani pakugwiritsa ntchito ubale pakati pa mafayilo ndi kutentha kwa HPMC?
Makulidwe a HPMC ndi yolingana ndi kutentha, ndiye kuti, mafayilo amawonjezeka ndi kuchepa kwa kutentha. Tikamalankhula za mafayilo a chinthu, tikutanthauza chifukwa chokwanira kuti muchepetse yankho lake 2% pa kutentha kwa madigiri 20 Celsius.
Pogwiritsa ntchito, m'malo okhala ndi kutentha kwambiri pakati pa chilimwe komanso nthawi yachisanu, chidwi chiyenera kulipidwa ku ma virus otsika nthawi yozizira, yomwe imathamangira yomanga. Kupanda kutero, kutentha kumakhala kotsika, mamasukidwe a cellulose achulukitsa, pofufuza, kumverera kudzakhala kolemetsa.
Mafayilo apakatikati: 75000-100000 makamaka amagwiritsidwa ntchito
Chifukwa: Kusunga kwamadzi
Maonekedwe apamwamba: 150000-200000 amagwiritsidwa ntchito makamaka pofika polystyrene tinthu tating'onoting'ono tofa ndi mikanda yagalasi yamphamvu matope.
Chifukwa: Maonekedwe apamwamba, matope siophweka kusiya, kutaya, kukonza zomanga.
Koma nthawi zambiri, chidwi chachikulu, mafakitale amadzi adzakhala, mafakitale ambiri owuma amalingalira mtengo wake (75,000-100000) kuti muchepetse kuchuluka kwa kuwonjezera.
Post Nthawi: Sep-14-2022