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Udidi lwe-Cellulose Ether I-Cellulose ether ligama eliqhelekileyo loluhlu lweemveliso eziveliswa yi-reaction ye-alkali cellulose kunye ne-etherifying agent phantsi kweemeko ezithile. Xa i-alkali cellulose ithathelwa indawo zii-etherifying agents ezahlukeneyo, kuya kufunyanwa ii-ethers ezahlukeneyo ze-cellulose. I-Ac...Funda ngokugqithisileyo»
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IHydroxyethyl Cellulose Iimpawu zeMvelo nezeeKhemikhali Iimpawu zembonakalo Le mveliso imhlophe ukuya kwephuzi elikhanyayo I-fibrous okanye i-powdery eqinileyo, ayinatyhefu kwaye ayinancasa Iqondo lokunyibilika 288-290 °C (dec.) Ubuninzi 0.75 g/mL kwi-25 °C (lit.) Ukunyibilika Inyibilika emanzini. Ayinyibiliki kwisisombululo sendalo esiqhelekileyo...Funda ngokugqithisileyo»
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I-Hydroxyethyl cellulose yi-viscosity grade ephakathi ukuya kwephezulu ye-cellulose ether, esetyenziswa njengesithambisi kunye nesiqinisi kwiingubo ezisekelwe emanzini, ingakumbi xa i-viscosity yokugcina iphezulu kwaye i-viscosity yokusetyenziswa iphantsi. I-Cellulose ether kulula ukuyisasaza emanzini abandayo anexabiso le-pH ≤ 7, kodwa ...Funda ngokugqithisileyo»
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1 Intshayelelo I-Cellulose ether (MC) isetyenziswa kakhulu kushishino lwezixhobo zokwakha kwaye isetyenziswa ngobuninzi. Ingasetyenziswa njenge-retarder, i-arhente yokugcina amanzi, i-thickener kunye ne-adhesive. Kwi-mortar eqhelekileyo exutywe nomileyo, i-mortar yangaphandle yokukhusela udonga, i-mortar ezilinganisayo, i-adhesive yethayile, i-high-p...Funda ngokugqithisileyo»
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Umgubo wepolymer ophinda uqhekeke udla ngokubonwa xa kusakhiwa njengesixhobo sokukhusela udonga lwangaphandle. Ubukhulu becala wenziwe ngamasuntswana e-polystyrene kunye nomgubo wepolymer, ngoko ke ubizwa ngokuba yinxalenye yawo. Olu hlobo lomgubo wepolymer wokwakha lwenzelwe ngokukodwa iinkalo ze-poly...Funda ngokugqithisileyo»
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Emva kokongeza i-hydroxypropyl methylcellulose kwizinto ezisekwe kwisamente, inokuthi ityebe. Ubungakanani be-hydroxypropyl methylcellulose bumisela imfuno yamanzi yezinto ezisekwe kwisamente, ngoko ke iya kuchaphazela imveliso yesamente. Izinto ezininzi zichaphazela i-viscosity ye-hydroxypropyl methylcellulose:...Funda ngokugqithisileyo»
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Kwimveliso yeethayile zodonga kunye nomgangatho weceramic, ukongeza i-arhente yokuqinisa umzimba weceramic yindlela esebenzayo yokuphucula amandla omzimba, ngakumbi kwiithayile zeporcelain ezinezinto ezinkulu ezingenamsebenzi, isiphumo sazo siyabonakala ngakumbi. Namhlanje, xa izixhobo zodongwe ezikumgangatho ophezulu zisanda...Funda ngokugqithisileyo»
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Ngenxa yezinto ezinje ngobushushu bomoya, ukufuma, uxinzelelo lomoya, kunye nesantya somoya, izinga lokuguquguquka komswakama kwiimveliso ezisekwe kwi-gypsum liya kuchaphazeleka. Ngoko ke nokuba kukwi-gypsum-based leveling mortar, i-caulk, i-putty, okanye i-gypsum-based self-leveling, i-hydroxypropyl methylcellulose ether (HPMC)...Funda ngokugqithisileyo»
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1. Izinto eziluhlaza ze-cellulose ether I-Cellulose ether yokwakhiwa yi-polymer engeyiyo i-ionic enyibilikayo emanzini apho umthombo wayo uyile: I-Cellulose (i-pulp yomthi okanye i-cotton linter), ii-halogenated hydrocarbons (i-methane chloride, i-ethyl chloride okanye ezinye ii-long-chain halides), ii-epoxy compounds (i-ethylene oxide, i-propylene oxi...Funda ngokugqithisileyo»
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I-Hydroxypropyl methylcellulose – i-masonry mortar Yomeleza ukunamathela kumphezulu we-masonry, kwaye yonyusa ukugcinwa kwamanzi, ukuze amandla e-masonry aphuculwe. Ukuthamba okuphuculweyo kunye ne-plasticity ukuze kuphuculwe iipropati zokusetyenziswa, ukusetyenziswa okulula konga ixesha kunye nokuphucula...Funda ngokugqithisileyo»
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I-Hydroxypropyl methylcellulose, ebizwa ngokuba yi: HPMC okanye i-MHPC. Imbonakalo yayo imhlophe okanye ayimhlophe; ukusetyenziswa kwayo okuphambili kukusetyenziswa njenge-dispersant ekuvelisweni kwe-polyvinyl chloride, kwaye yeyona nto incedisayo ekulungiseleleni i-PVC nge-suspension polymerization. Kwinkqubo yokwakha...Funda ngokugqithisileyo»
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I-Cellulose ether I-Cellulose ether ligama eliqhelekileyo loluhlu lweemveliso eziveliswa yi-reaction ye-alkali cellulose kunye ne-etherifying agent phantsi kweemeko ezithile. I-alkali cellulose ithathelwa indawo zii-ethers ezahlukeneyo ze-etherifying ukuze kufunyanwe ii-ethers ezahlukeneyo ze-cellulose. Ngokwe-ionization pr...Funda ngokugqithisileyo»