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IHydroxypropyl methylcellulose (HPMC) yi-ether exutyiweyo ye-cellulose engeyiyo ionic, enyibilikayo emanzini. Imbonakalo yayo imhlophe ukuya kumthubi kancinci okanye izinto ezinamaqhekeza, ayinancasa, ayinavumba, ayinatyhefu, izinzile kwiikhemikhali, kwaye iyanyibilika emanzini ukuze yenze isisombululo esithambileyo, esicacileyo nesiqinileyo. Enye ye...Funda ngokugqithisileyo»
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1. Iimveliso ze-ether ze-cellulose ezisetyenziswa kwi-adhesives zethayile Njengezinto zokuhombisa ezisebenzayo, iithayile ze-ceramic zisetyenziswa kakhulu kwihlabathi liphela, kwaye indlela yokuncamathisela le nto iqinileyo ukuze ikhuseleke kwaye ihlale ixesha elide ibisoloko iyinkxalabo ebantwini. Ukuvela kwe-adhesives zethayile ze-ceramic, kwi ...Funda ngokugqithisileyo»
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Yintoni umgubo we-mortar wokugquma ngobushushu? Umgubo we-mortar wokugquma ngobushushu usebenzisa i-mortar exutywe kwangaphambili neyomileyo njengesixhobo esiphambili sokusimisa, wongeza iifayibha ezifanelekileyo zokuqhekeka kunye nezongezo ezahlukeneyo, usebenzisa amasuntswana e-polystyrene foam njengee-aggregates ezikhaphukhaphu, kwaye uwamisela ngokwemilinganiselo...Funda ngokugqithisileyo»
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Ngoku imarike yokuthengisa ye-hydroxypropyl carboxymethyl cellulose iya isiba mandundu, ixabiso alilingani, indlela yokucoca ngokukhawuleza umgangatho we-hydroxypropyl methyl cellulose ibe yingxaki ebalulekileyo! Ngoko ke ungawugweba njani umgangatho we-hydroxypropyl methylcellulose? Into yokuqala ekufuneka uyijonge yi-whitene...Funda ngokugqithisileyo»
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Ngoku xa sihombisa kwaye sibeka iithayile ekhaya, sisoloko sidibana nemeko enjalo: ingcali yokubeka iithayile esibuza ukuba: Ngaba usebenzisa i-adhesive backing okanye i-tile adhesive ekhayeni lakho? Abanye babuze nokuba kufuneka sisebenzise i-tile adhesive? Kuqikelelwa ukuba abahlobo abaninzi baya kudideka....Funda ngokugqithisileyo»
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Kukho iintlobo ezimbini zezinto ezisetyenziswa rhoqo ekubekeni iithayile: enye yi-tile adhesive material, kwaye enye yi-assistant paste material tile adhesive, ekwabizwa ngokuba yi-tile back glue. I-tile adhesive ngokwayo yi-emulsion-like emulsion-like assistant material, ngoko ke siyisebenzisa njani i-tile adhesive ngokuchanekileyo...Funda ngokugqithisileyo»
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I-Cellulose ether inokuphucula kakhulu ukusebenza kwe-mortar emanzi, kwaye sisongezelelo esiphambili esichaphazela ukusebenza kokwakhiwa kwe-mortar. Ukukhetha okufanelekileyo kwee-ether ze-cellulose zeentlobo ezahlukeneyo, i-viscosities ezahlukeneyo, ubungakanani bee-particle ezahlukeneyo, amanqanaba ahlukeneyo e-viscosity kunye...Funda ngokugqithisileyo»
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Yintoni eyona nto isetyenziswa kakhulu yi-hydroxypropyl methylcellulose? ——Impendulo: I-HPMC isetyenziswa kakhulu kwizixhobo zokwakha, kwiingubo, kwiiresini zokwenziwa, kwiiseramikhi, kumayeza, ekutyeni, kwimpahla yokulahlwa, kwezolimo, kwizinto zokuthambisa, kwicuba nakwamanye amashishini. I-HPMC inokwahlulwa ibe ziinqanaba lokwakha, izinga lokutya kunye nelemithi...Funda ngokugqithisileyo»
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Ngokubanzi, ekuqulunqweni kwe-hydroxypropyl methylcellulose, i-cotton cellulose ecociweyo iphathwa ngesisombululo se-alkali kwi-35-40°C kangangesiqingatha seyure, icinezelwe, i-cellulose iyacolwa, kwaye igcinwe ngokufanelekileyo kwi-35°C, ukuze iifayibha ze-alkali ezifunyenweyo zibe yi-polymerized a average degree.Funda ngokugqithisileyo»
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IHydroxypropyl Methyl Cellulose (HPMC) idlala indima ebalulekileyo kushishino lwephepha nokupakisha ngenxa yeempawu zayo ezahlukeneyo kunye neenzuzo ezininzi. Intshayelelo kwiHydroxypropyl Methyl Cellulose (HPMC): IHydroxypropyl Methyl Cellulose, eyaziwa ngokuba yiHPMC, yi-non-ionic cellulose ether d...Funda ngokugqithisileyo»
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1. Intshayelelo: Iipeyinti zeLatex zisetyenziswa kakhulu kumashishini okwakha nokuhlaziya ngenxa yokuba kulula ukuzisebenzisa, ivumba eliphantsi, kunye nexesha lokuma ngokukhawuleza. Nangona kunjalo, ukuqinisekisa ukunamathela okuhle kunye nokuqina kweepeyinti zeLatex kunokuba ngumceli mngeni, ngakumbi kwiindawo ezahlukeneyo kwaye phantsi kwe ...Funda ngokugqithisileyo»
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I-Methyl cellulose ngokubanzi sisifinyezo se-sodium carboxymethyl cellulose, eyinxalenye yohlobo lwe-polyanionic compound enokunyibilika kakuhle kwamanzi. Phakathi kwazo, i-methyl cellulose ibandakanya ikakhulu i-methyl cellulose m450, i-modified methyl cellulose, i-food Grade methyl cellulose, i-hydroxymethyl c...Funda ngokugqithisileyo»