Hydroxypropymethylcellulose (hpmc) ndi pontho komanso yosiyanasiyana yogwiritsidwa ntchito m'mafakitale ambiri kuphatikizapo pulasitala. HPMC ndi ether yochokera ku cellulose ndipo ndiosagwiritsa ntchito, sungunuka-sungunuka. Nthawi zambiri imagwiritsidwa ntchito ngati thickener, ribilifar ndi emulsifier mumisika yonyowa komanso yowuma. M'makampani a gypsum, hpmc amagwiritsidwa ntchito ngati wobalalitsa komanso wotupa. Nkhaniyi ikunena za kugwiritsa ntchito HPMC ku gypsum.
Gypsum ndi michere mwachilengedwe yomwe imagwiritsidwa ntchito popanga malo omanga kuti ipange simenti ndi gypsum. Pofuna kupanga zinthu zama gypsum, gypsum iyenera kukonzedwa mu ufa. Njira yopangira ufa gypsum imafuna kuphwanya ndikupera mchere, kenako ndikutenthetsa kutentha kwambiri kuchotsa madzi owonjezera. Kuchuluka kwa ufa kumasakanizidwa ndi madzi kuti apange phala kapena kusalala.
Chimodzi mwazinthu zofunikira kwambiri za HPMC mu makampani ogulitsa Gyppsum ndiye kufalitsa kwake. Mu mankhwala a gypsum, hpmc amachita ngati wobalalitsa, ndikuphwanya ma tinthu tambiri ndikuwonetsetsa kuti agawire yunifolomu yonse. Izi zimapangitsa pasite yosalala, yosasinthika mosasinthasintha kuti igwire ntchito.
Kuphatikiza pa kukhala wobalalitsa, hpmc ndi wokulirapo. Zimathandizira kuwonjezera mawidwe a gypsum slurry, ndikupangitsa kukhala kosavuta kuyang'anira ndikugwiritsa ntchito. Izi ndizofunikira kwambiri pazogulitsa zomwe zimafuna kusinthika kwa thupi, monga kuphatikiza kapena pulasitala.
Mwayi wina wofunikira wa HPMC m'makampani a Gypsum ndi kugwiritsidwa ntchito kwake. Kuonjezera HPMC ku gypsum slurries kumapangitsa kuti malondawo afikire mosavuta ndikugwira ntchito nthawi yayitali. Izi zikutanthauza kuti makontrakitala komanso anthu ali ndi nthawi yambiri yogwirira ntchito malonda asanakhazikitse.
HPMC imasinthanso mtundu ndi kulimba kwa chinthu chomaliza. Mwa kuchita ngati wobalalitsa, hpmc zimatsimikizira kuti tinthu ta gypsumbu imagawidwa mdera lonse. Izi zimapangitsa kuti malonda akhale olimba kwambiri, osasinthasintha komanso okonda kusokonekera.
HPMC ndi chophatikizira chilengedwe. Sikuti sizakuti, Biodeggradgele ndipo siziyambitsa kuipitsa mpweya. Izi zimapangitsa kuti kukhala chisankho chabwino kwa mafakitale omwe ali ndi vuto la zogulitsa zawo.
HPMC ndi chinthu chofunikira kwambiri m'banja la Gypsum ndi mapindu ambiri. Kutha kwake kufalitsa, kunenepa, kusintha momwe zinthu ziliri ndi mwayi kwabwino kwapanga kukhala gawo lofunikira pa malonda. Kukhala ndi mwayi wokhala ndi mwayi wothandizanso m'dziko lomwe mafakitale ambiri akuyang'ana kuti achepetse mavuto awo.
Pomaliza
Hydroxypropymethylcellulose (hpmc) ndi gawo lofunikira mu plasterge lead. Kutha kwake kufalitsa, kunenepa, kusintha zinthu zosangalatsa komanso kutha kwabwino kwapangitsa kukhala gawo lofunikira pa malonda. Kuphatikiza apo, ufulu wake wachilengedwe ndi mwayi wothandiza m'dziko lomwe mafakitale ambiri amafuna kuchepetsa mavuto awo. Ponseponse, HPMC ndi chisankho chabwino pa malonda aliwonse omwe akufuna kusintha malonda awo pomwe akudziwanso za chilengedwe chawo.
Post Nthawi: Sep-05-2023