HPMC (Hydroxypropyll Methylcellulose) ndi cellulose yopanda inic eyly ogwiritsidwa ntchito kwambiri pomanga, mankhwala, chakudya, mafakitale tsiku ndi tsiku ndi mafakitale ena. Malinga ndi njira yake yotsutsira ndi mawonekedwe ake, hpmc imatha kugawidwa m'mitundu iwiri: Mtundu wa nthawi yomweyo komanso mtundu wosungunuka. Pali zosiyana kwambiri pakati pa awiriwa malinga ndi kupanga njira, zosungunulira zosungunuka.
1.
Nthawi yomweyo hpmc, yotchedwanso madzi ozizira osungunuka, amatha kusungunuka mwachangu m'madzi ozizira kuti apange yankho lowonekera la colloidal. Mawonekedwe ake akulu ndi awa:
1.1. Kusalola
Kugwiritsa ntchito HPMC nthawi yomweyo kumakhala kosungunuka bwino m'madzi ozizira ndipo imabalalitsidwa mwachangu mukamayatsidwa ndi madzi. Imatha kusungunuka munthawi yochepa kuti apange yankho la yunifolomu, nthawi zambiri popanda kutenthetsera. Njira yake yamadzimadzi imawonekera bwino, kukhazikika ndi kusintha kwa mafayilo.
1.2. Zolemba Zogwiritsira Ntchito
Nthawi yomweyo HPMC imagwiritsidwa ntchito makamaka pazochitika zomwe zimafunikira kusintha kwamphamvu ndikupanga njira yankho. Madera omwe magwiridwe antchito amaphatikiza:
Gawo lomanga: Ntchito ngati madzi osungirako ndi kukula kwazinthu zopangidwa ndi simenti ndi zinthu zama gypsum kuti zithandizire kumanga.
Mankhwala amankhwala a tsiku lililonse: monga zotchinga, shampoos, zodzola, etc.
Makampani ogulitsa mankhwala: ogwiritsidwa ntchito ngati wothandizira makanema, zomatira, etc. mapiritsi. Itha kusungunuka mwachangu m'madzi ozizira kuti athandizire kupanga.
1.3. Ubwino
Imasungunuka mwachangu ndipo ndiyoyenera kusintha kwa nthawi yozizira.
Zosavuta kugwiritsa ntchito komanso kugwiritsa ntchito mitundu yosiyanasiyana.
Njira yothetsera vutoli ili ndi kuwonekera kwambiri komanso kukhazikika kwabwino.
2. Hot Sungunulani HPMC
Hot-Sungunulani HPMC, yomwe imadziwikanso kuti mtundu wosungunuka wamadzi kapena mtundu wa chisinthidwe, uyenera kusungunuka kwathunthu m'madzi otentha, kapena angafunike nthawi yayitali yosungunuka m'madzi ozizira kuti apange yankho. Makhalidwe ake ndi awa:
2.1. Kusalola
Kusungunuka kwachilengedwe kwa HopMC kumakhala kosiyana kwambiri ndi mtundu wa nthawi yomweyo. M'madzi ozizira, otentha hpmc obala okha koma osasungunuka. Imangopasuka yokha ndikupanga yankho pamene kutentha kwina (nthawi zambiri kuzungulira 60 ° C G). Ngati atawonjezeredwa kumadzi ozizira ndikukulimbikitsani mosalekeza, HPMC imatenga madzi pang'onopang'ono ndikuyamba kusungunuka, koma njirayi imachedwa.
2.2. Zolemba Zogwiritsira Ntchito
Hot-Sungunulani HPMC imagwiritsidwa ntchito makamaka pazochitika zomwe kusungunuka nthawi yofananira kapena malo ogwiritsira ntchito matenthedwe ayenera kuwongoleredwa. Madera omwe magwiridwe antchito amaphatikiza:
Zipangizo Zomanga: Monga monga zomata zomangira, zonyamula matope, ndi zina zosungunula hpmc posakaniza kapena kusintha, ndikuwongolera magwiridwe antchito.
Makampani ogulitsa mankhwala: monga mapiri ophatikiza mapiritsi osungunula, etc., wosungunuka HPMC amathandizira kusungitsa kuchuluka kwa mankhwalawa kudzera munthawi yomwe imasungunuka.
Kukuta Makampani: Kugwiritsidwa ntchito popanga mapulogalamu ogwiritsira ntchito kutentha kwapadera kwambiri kuti awonetsetse mapangidwe abwinobwino mafilimu komanso kukhazikika pomanga.
2.3. Ubwino
Itha kuchedwetsa kufalikira komanso kukhala koyenera nthawi zambiri ndi zofunikira zapadera pa liwiro lofana.
Imalepheretsa kugwera m'madzi ozizira ndipo ali ndi mwayi wobalalitsa.
Zoyenera kusintha matenthedwe kapena kugwiritsa ntchito komwe kuwongolera kwa kusungunuka kumafunikira.
3. Kusiyanitsa kwakukulu pakati pa mtundu wambiri ndi mtundu wosungunuka
3.1. Njira Zosasinthika Zosiyanasiyana
Nthawi yomweyo hpmc: imatha kusungunuka mwachangu m'madzi ozizira kuti apange yankho lowonekera, lomwe ndi losavuta komanso logwiritsa ntchito mwachangu.
Hot-Sungunulani HPMC: Iyenera kusungunuka m'madzi otentha kapena kuyenera kusungunuka kwathunthu m'madzi ozizira kwa nthawi yayitali, yomwe ndiyoyenera kuti ikhale yosinthika.
3.2. Kusiyana pakugwiritsa ntchito
Chifukwa cha zisudzo zake mwachangu, hpmc pompopompo ndizoyenera zochitika komwe yankho limafunikira kukhazikitsidwa nthawi yomweyo, monga kukonza mankhwala tsiku lililonse. Hot-Sungunulani HPMC imagwiritsidwa ntchito kwambiri pamikhalidwe yomwe imachedwa kusinthika ndikofunikira, makamaka malo omanga kutentha kwambiri kapena madera osinthika nthawi yosinthira nthawi.
3.3. Kusiyana pakupanga
Panthawi yopanga, hpmc nthawi yomweyo imasinthidwa kuti isungunuke madzi ozizira. Hot-Sungunulani HPMC imasunga katundu wake woyambirira ndipo uyenera kusungunuka m'madzi otentha. Chifukwa chake, muzopanga zenizeni, ndikofunikira kusankha mtundu woyenera wa HPMC malinga ndi mawonekedwe osiyanasiyana ndi zofunikira zamalonda.
4. Zinthu Zolemba Posankha HPMC
Mukasankha kugwiritsa ntchito kapena kutentha kwa HPMC, muyenera kupanga chiweruziro malinga ndi zofunikira pa ntchito:
Za zochitika zomwe zimafunikira kusungunuka mwachangu: monga zida zomangira zomwe zimafunikira kugwiritsidwa ntchito nthawi yomweyo pakupanga, zomwe zimasungunuka mwachangu ziyenera kusankhidwa mwachangu.
Zochitika zomwe zimafunikira kuchepetsedwa kapena kukonza matenthedwe: monga mativa, zokutira, kapena mapiritsi osuta omwe akufunika kuwongolera muyeso wopangidwa ndi zomangamanga, kutentha kwa HPMC kuyenera kusankhidwa.
Pali zosiyana zodziwikiratu pakusakanikirana ndi magawo a ntchito pakati pa HPMC ndikutentha HPMC. Mtundu wanthawi yomweyo ndioyenera kugwiritsa ntchito zomwe zimafunikira kusungunuka kwamphamvu, pomwe mtundu wobiriwira wosungunuka ndikoyenera kwambiri pazochitika zomwe zimafunikira kuchepetsedwa kapena kukonza matenthedwe. Pazolinga zingapo, kusankha mtundu woyenera wa HPMC kumatha kukuthandizani kupanga bwino komanso kukonza magwiridwe antchito. Chifukwa chake, pakugwiritsa ntchito zenizeni ndi kugwiritsa ntchito, ndikofunikira kusankha mtundu wa hpmc kutengera zochita zina ndi zofunikira.
Post Nthawi: Sep-25-2024