Yambitsitsani:
HydroxypropylmethylEllulose (HPMC) ndi polymer yosungunuka yomwe imagwiritsidwa ntchito mu mafakitale osiyanasiyana ndi mankhwala chifukwa cha mawonekedwe ake abwino. Zina mwazinthu zambiri, hpmc zimagwiritsidwa ntchito kwambiri pamakampani omanga.
Kusunga kwamadzi ndi chinthu chofunikira chomwe chimapangitsa magwiridwe antchito omanga monga matope, simenti ndi konkriti. HPMC ikawonjezeredwa ku zinthuzi, zimatha kuwonjezera kuchuluka kwawo kwaulere, zomwe zimapangitsa kuti pakhalenso njira yabwino, idachepetsa shrinkage ndi mphamvu zambiri.
Komabe, zinthu zingapo zimatha kukhudza madzi osungira a HPMC. Nkhaniyi ikuwunika zinthu izi komanso zomwe zimawathandiza pakusunga kwamadzi kwa HPMC.
Zinthu Zomwe Zimakhudza Kusunga Madzi kwa HPMC:
1. Kulemera kwa molecular:
Kulemera kwa HPMC kumakhudza kwambiri malowo osasunga madzi. Kulemera kwamphamvu kwa ma hpmcs nthawi zambiri kumawonetsa kusungidwa kwabwino kwa madzi chifukwa cha zomwe amakula bwino.
Kulemera kwa HPMC kumatha kulamuliridwa pakupanga, ndipo opanga amatha kupanga magiredi osiyanasiyana a hpmc ndi zolemera zosiyanasiyana kukwaniritsa zofunikira pa ntchito.
2. Kutentha:
Kutentha ndi chinthu china chofunikira chomwe chikukhudza kuchuluka kwa madzi a HPMC. Pa kutentha kochepa, kuchuluka kwa madzi ku HPMC kumachepa, chifukwa chosagwiritsa ntchito bwino komanso kuchuluka kwa shrinka.
Kumbali inayi, hpmc imawonetsa kusungidwa kwabwino kwamadzi kutentha kwambiri, kumapangitsa kuti ikhale yoyenera kugwiritsa ntchito nyengo zotentha komanso nthawi yachilimwe.
3. PH:
Ubwino wa PH of the HPMC imagwiritsidwa ntchito imakhudzanso kuchuluka kwake kosasungidwa kwamadzi. HPMC imawonetsa kusungidwa kwabwino kwa madzi osalowerera ndale kapena pang'ono alkaline.
M'malo acidic, kuchuluka kwa madzi ku HPMC kumachepa, chifukwa chopangidwa ndi zinthu zosayenera ndikuwonjezera shranka.
4. Mlingo:
Kuchuluka kwa HPMC yowonjezeredwa ku zinthu zomanga kungakhudze kwambiri kuchuluka kwake kosasungidwa kwamadzi. Kuchuluka kwa HPMC yokwanira kumatengera ntchito inayake ndi zinthu zina.
Kuchulukitsa HPMC kudzapangitsa kuti pakuwonjezereka, kusakhazikika ndikuchepetsa ndikuwonjezera shrinkage. Kumbali inayo, kuchuluka kwa hpmc kumabweretsa kusungidwa kwamadzi osauka, komwe kumabweretsa kuchepa mphamvu ndikuwonjezeka.
5. Nthawi Yosangalatsa:
Nthawi yosakanikirana ya HPMC yokhala ndi zida zomangira zimakhudzanso kuchuluka kwake kwa madzi. Nthawi yosakaniza imatha kuonetsetsa kuti yunifomu ya HPMC ikhale ndi kusungidwa kwabwino.
Nthawi yosakwanira yosakanikirana imatha kubweretsa kuti tigawane tinthu tating'onoting'ono tofara ndi kanthu ka HPMC, yomwe imatha kuchititsa kuti madzi osungira madzi asasungunuke.
6. Mtundu wa zomanga:
Mtundu wa zinthu zomanga ku HPMC imakhudzanso kuthekera kwa madzi. Zipangizo zosiyanasiyana zimafunikira kuchuluka kwamadzi, ndipo HPMC imatha kukwaniritsa zofunikira zakuthupi.
Mwachitsanzo, matope amafunika kuchuluka kwa madzi osungitsa madzi, pomwe simenti imafuna kungosunga madzi pang'ono. Chifukwa chake, magawano osiyanasiyana a HPMC amapangidwa kuti azikhala ndi zomangamanga zosiyanasiyana.
Pomaliza:
Mwachidule, kusungidwa kwamadzi ndi malo ofunikira omwe amasankha magwiridwe antchito omanga. HPMC ndi nthumwi yabwino yosungira madzi, yomwe imatha kukulitsa madzi okwanira simenti, matope, konkriti ndi zomangira zina zomanga.
Komabe, zinthu zosiyanasiyana, monga kulemera kwa maselo, kutentha, ph, mlingo, kusakaniza nthawi, komanso mtundu wa zinthu zomwe zimagwiritsidwa ntchito ku HPMC, zimatha kusokoneza katundu wake.
Opanga ayenera kuganizira zinthu izi ndikugwiritsa ntchito zomwe zimapangidwa ndi HPMC kuntchito zomangamanga zina kuti mukwaniritse madzi oyenera komanso magwiridwe ena.
Post Nthawi: Aug-08-2023