Hydroxyethyl methylcellulose (hemc) ndi etherose ether ether, yomwe ili chinthu chosinthidwa chopezeka ndi hydroxyeloung methylceloulose (MC). Hemac ali ndi zinthu zambiri zapadera komanso zamankhwala, zomwe zimapangitsa kuti zikhale zogwiritsidwa ntchito pomanga, mankhwala, chakudya ndi minda ina.
1. Solubility ndi kusungunuka
Hemc ali ndi kusungunuka bwino m'madzi. Imatha kusungunuka mwachangu m'madzi ozizira kuti apange njira yowonekera kapena yosinthira, ndipo mkati mwa magawo ena, yankho lake likuwonetsa mawonekedwe a viscous. Njira yothetsera hemoc ili ndi pseudoplascity, ndiye kuti, pamene mtengo wometa ubweya umawonjezeka, mafayilo amachepetsa. Katunduyu amaliritsa bwino kugwiritsa ntchito monga zokongoletsera ndi zomata.
2. Kukula
Hemc ali ndi katundu wabwino kwambiri ndipo amatha kuwonjezera chidwi cha kachitidwe ka madzi. Zotsatira zake zakumwamba sizimangokhudzana ndi kulemera kwa maselo, komanso kwa zinthu monga kuchuluka kwa chidwi, ph mtengo ndi kutentha kwa yankho. Hemc imagwiritsidwa ntchito kwambiri pazomangira monga zida za matope ndi gypsum chifukwa cha kukula kwake komanso chizolowezi chake chotsika choyambitsa mitsinje.
3. Kusungidwa kwamadzi
Hemc ali ndi madzi abwino osasunga madzi, omwe amapangitsa kuti ikhale yowonjezera pomanga. Itha kusunga chinyontho mu zinthu za mmenga, kutalikitsa nthawi yawo yotseguka, ndikuwongolera mwayi wogwiritsa ntchito zinthuzo. Kuphatikiza apo, kusunga kwamadzi kwa hemc kumapangitsanso kugwiritsidwa ntchito kwambiri pakukumba, zomata ndi mafakitale azakudya, zomwe zingalepheretse madzi m'dongosolo lawo mwachangu mwachangu.
4..
Hemc imatha kupanga filimu yofanana ndi yomwe ili ndi mawonekedwe abwino opanga mafilimu. Kanemayu ali ndi mphamvu zina komanso kulimba mtima, ndipo itha kugwiritsidwa ntchito kuteteza zokutira ndi kuteteza kulowa kwamadzi. Katundu wopanga filimuyo amapanga kuti ili ndi ntchito zofunika kwambiri zokutira, utoto, othandizira ndi minda ina.
5. Kukhazikika
Hemc ali ndi mankhwala okhazikika komanso kulekerera kwa asidi ndi alkali. Njira yake yamadzimadzi imakhazikika pansi pamafayilo osiyanasiyana (nthawi zambiri 2-12) ndipo sakonda kufiyira kapena mpweya. Kuphatikiza apo, hemc imakhalanso ndi bata wina ku kuwala, kutentha ndi makutidwe ndi oxidation, kuti ithe kugwirabe ntchito movutikira.
6..
Hemo ndi gawo lopanda ionic lomwe nthawi zambiri silimayambitsa ziwengo kapena zovuta zina ndipo zimakhala ndi zinthu zabwino. Chifukwa chake, mu minda ya mankhwala ndi chakudya, hemc nthawi zambiri imagwiritsidwa ntchito ngati thiccener, okhazikika ndi kapisozi. Chitetezo chake chimapangitsa kuti lizigwiritsa ntchito zinthu zosamalira khungu komanso zamunthu.
7.. Mchere kukana
Poyerekeza ndi mitundu ina ya cellulose etrase, hemal imalekerera kwa electrolytes. Imatha kukhalabe ndi chidwi komanso kusungunuka m'magulu okhala ndi mchere waukulu. Izi zimapereka kuti ndizothandiza pakugwiritsa ntchito zapadera, monga zochulukitsa zamadzimadzi zamafuta muyeso wamafuta.
8. Ubale ndi kuyimitsidwa
Mayankho a hemoc ali ndi mkaka wabwino ndi kuyimitsidwa, komwe kumatha kusintha madzi ndi kufanana ntchito. Izi ndizofunikira kwambiri muzinthu zochokera kwa simenti, zomwe zimatha kukonza zinthu zogwiritsira ntchito komanso zoletsa za zinthuzo.
Hydroxyethyl methyllulose imagwiritsidwa ntchito kwambiri pomanga, mankhwala, chakudya, zodzoladzola ndi minda ina chifukwa cha kusintha kwa madzi, kupanga mafilimu komanso kukhazikika. Zopanda pake zomwe sizikugwirizana, zopanda pake komanso zokhazikika zimapangitsa kuti zikhale zowonjezera zomwe zingagwire ntchito yofunika kwambiri pankhani zosiyanasiyana zamagetsi.
Post Nthawi: Feb-17-2025