Hydroxypypyl a metherllulose ether (hpmc) amagwiritsa ntchito matope a simenti ndi matope a simenti ndi gypsum, ndipo amatha kusintha matope ndi kukana kwa matope.
Zinthu monga kutentha kwa mpweya, kutentha ndi mpweya wopanikizika kumavulaza pakunyowa kwa chinyezi mu matope a simenti ndi gypsum. Chifukwa chake, kuchuluka konse kwa malonda a hydroxypypyl etherllulose ether (hpmc) owonjezeredwa kuti asunge zinthu zamadzi nthawi ndi nyengo.
Pothira konkriti, zotsatira zake zokhoma madzi zimatha kusintha mogwirizana ndi kukweza ndikutsitsa gawo lalitali kwambiri. Mlingo wotseka madzi wa hydroxypyl celyl cellulose madzi kutentha kwambiri ndi mtengo wofunikira kuti usiyanitse mtundu wa hydroxypropyl celyl ethel ether.
Hydroxypypypyl methy cellulose ether (hpmc) zomwe zingathetse vuto la kutentha kwa madzi otentha. Mu nyengo zotentha kwambiri, makamaka m'malo otentha ndi otentha komanso nyumba zapamwamba, hydrobypropypyl, hydroxypypyl methy cellulose ether ether ether.
Hydroxypypypyl methy celloul ether (hpmc) ndizofanana, ndipo gulu lake la methoxypyl ndi ma hydroxypyl a ma cydroxyl ndi ma eyather. Kuthekera kolumikizana bwino kuntchito.
Itha kuwongolera mopepuka mogwirizana ndi madzi omwe amayambitsidwa ndi nyengo yotentha, ndikukwaniritsa zotsatira zenizeni zamadzi ambiri. Hydroxypropyll methylcellulose ether (hpmc) imatha kupezeka matope osakanikirana ndi pulasitala ya parris.
Tinthu tating'onotiza tonse timathamangitsidwa kuti zipange filimu yonyowa, ndipo chinyezi chaching'ono chimatulutsidwa pang'onopang'ono kwa nthawi yayitali, ndipo chimakhala ndi zinthu zogwirizana ndi zinthu zachilengedwe komanso mphamvu zopangira mphamvu.
Chifukwa chake, mu kutentha kwambiri omanga chilitsira, kuti akwaniritse zinthu zapamwamba zam'madzi za etherl ether.
Izi zimawonjezera zovuta zomanga antchito. Ndi kuchepa kwa kutentha, kuphatikiza kwa hydroxypropyl methy cellulose ether ether ether ether (hpmc) pang'onopang'ono, ndipo chinyontho chomwecho chitha kukwaniritsidwa.
Post Nthawi: Feb-20-2025