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1. Zomwe zili munkhani ndi momwe ntchito ikuyendera Njira iyi imafotokoza zida ndi njira zogwirira ntchito pozindikira kusinthasintha kwa matope a simenti. Njira iyi imagwira ntchito pozindikira kusinthasintha kwa matope a phiri la Portland simenti, simenti ya Portland yophatikizika, ndi malo wamba a Portland ...Werengani zambiri»
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Sodium carboxymethyl cellulose (CMC) ndi chinthu chochokera ku cellulose chotchedwa carboxymethylated, chomwe chimadziwikanso kuti cellulose gum, ndipo ndicho chinthu chofunika kwambiri cha ionic cellulose gum. CMC nthawi zambiri ndi chinthu cha anionic polymer chomwe chimapezeka pochita cellulose yachilengedwe ndi caustic alkali ndi monochloroacetic acid. Mol...Werengani zambiri»
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▲ Hydroxypropyl methyl cellulose (HPMC) ndi ufa woyera wopanda fungo, wopanda kukoma, komanso wopanda poizoni. Ukasungunuka m'madzi, hydroxypropyl methyl cellulose imapanga colloid yowonekera bwino. ▲ Zipangizo zazikulu za hydroxypropyl methyl cellulose (HPMC): thonje loyengedwa, methyl chloride, p...Werengani zambiri»
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Kuchuluka kwa phulusa ndi chizindikiro chofunikira cha hydroxypropyl methylcellulose. Makasitomala ambiri nthawi zambiri amafunsa akamamvetsetsa hydroxypropyl methylcellulose: kodi phulusa ndi lotani? Hydroxypropyl methylcellulose yokhala ndi phulusa laling'ono imatanthauza kuyera kwambiri; cellulose yokhala ndi phulusa lalikulu imatanthauza kuti...Werengani zambiri»
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pH ya zinthu zopangidwa ndi gypsum ndi acidic kapena neutral. Tsopano pali mitundu iwiri ya hydroxypropyl methylcellulose yomwe imapezeka pamsika: cellulose yosungunuka pang'onopang'ono ndi cellulose yofulumira (S). Instant cellulose si yoyenera makina a gypsum. Zogulitsazi, kusungunuka kwake ndi kochepa kwambiri...Werengani zambiri»
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Kusunga madzi kuchokera ku Hydroxypropyl Methyl Cellulose ndi chimodzi mwa zinthu zofunika kwambiri za Hydroxypropyl Methyl Cellulose. Zinthu monga kutentha kwa mpweya, kutentha ndi kuthamanga kwa mphepo zimakhudza kuchuluka kwa madzi omwe amasungunuka mu simenti ndi zinthu zopangidwa ndi gypsum. Chifukwa chake, mu...Werengani zambiri»
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Lero tikambirana momwe tingawonjezerere mitundu inayake ya zokhuthala. Mitundu ya zokhuthala zomwe zimagwiritsidwa ntchito kwambiri ndi zinthu zosapangidwa ndi organic, cellulose, acrylic, ndi polyurethane. Zinthu zosapangidwa ndi organic makamaka ndi bentonite, fumed silicon, ndi zina zotero, zomwe nthawi zambiri zimawonjezeredwa ku slurry kuti zipere, chifukwa ...Werengani zambiri»
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Za Cellulose Cellulose ndi polysaccharide yayikulu yopangidwa ndi shuga. Imapezeka kwambiri mu zomera zobiriwira ndi zamoyo zam'madzi. Ndi chinthu chachilengedwe chofala kwambiri komanso chachikulu kwambiri m'chilengedwe. Chimagwirizana bwino ndi zinthu zachilengedwe, chimangobwezerezedwanso komanso chimawola ndi zina...Werengani zambiri»
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Cellulose ether imapangidwa kuchokera ku cellulose kudzera mu etherification reaction ya etherification imodzi kapena zingapo komanso dry grinding. Malinga ndi kapangidwe ka mankhwala osiyanasiyana a ether substituents, cellulose ethers imatha kugawidwa m'magulu a anionic, cationic ndi nonionic ethers. Ionic cellulose et...Werengani zambiri»
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Malinga ndi lipoti laposachedwa la IHS Markit, kugwiritsidwa ntchito kwa cellulose ether padziko lonse lapansi—polymer yosungunuka m'madzi yopangidwa ndi kusintha kwa mankhwala a cellulose—kuli pafupi matani 1.1 miliyoni mu 2018. Pa zonse zopangidwa padziko lonse lapansi za cellulose ether mu 2018, 43% idachokera ku Asia (China idawerengera 79...Werengani zambiri»
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(1) Chidule cha msika wapadziko lonse wa ether wa cellulose wosakhala wa ionic: Kuchokera pamalingaliro a kugawa mphamvu zopangira padziko lonse lapansi, 43% ya kupanga konsekonse kwa ether ya cellulose padziko lonse lapansi mu 2018 kunachokera ku Asia (China idapanga 79% ya kupanga kwa Asia), Western Europe idapanga 36%, ndipo North America...Werengani zambiri»
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1) Kugwiritsa ntchito kwakukulu kwa ether ya cellulose ya kalasi ya chakudya. Cellulose ether ndi chowonjezera chodziwika bwino cha chitetezo cha chakudya, chomwe chingagwiritsidwe ntchito ngati chowonjezera chakudya, chokhazikika komanso chosungunula kuti chikhale chokhuthala, chosunga madzi, chowongolera kukoma, ndi zina zotero. Chimagwiritsidwa ntchito kwambiri m'maiko otukuka, makamaka pazakudya zophikidwa, ulusi wamasamba...Werengani zambiri»