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1. Izinto ezilungileyo (1) Inkxaso yomgaqo-nkqubo Njengesixhobo esitsha esisekelwe kwi-bio kunye nesixhobo esiluhlaza nesinobuhlobo nokusingqongileyo, ukusetyenziswa ngokubanzi kwe-cellulose ether kwicandelo lemizi-mveliso yindlela yophuhliso yokwakha uluntu olunobuhlobo nokusingqongileyo nolugcina izixhobo kwixesha elizayo. I...Funda ngokugqithisileyo»
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Umgubo wePutty ubunjwe kakhulu zizinto ezenza ifilimu (izinto zokubopha), izizalisi, izinto zokugcina amanzi, izithambisi, ii-defoamers, njl. Izinto eziqhelekileyo zekhemikhali yendalo kwi-putty powder ziquka: i-cellulose, i-pregelatinized starch, i-starch ether, i-polyvinyl alcohol, i-dispersible latex p...Funda ngokugqithisileyo»
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1. Yintoni eyona nto isetyenziswa kakhulu yi-hydroxypropyl methylcellulose (HPMC)? I-Hydroxypropyl methylcellulose isetyenziswa kakhulu kwizixhobo zokwakha, kwiingubo, kwiiresini zokwenziwa, kwiiseramikhi, kumayeza, ekutyeni, kwimpahla yokulahlwa, kwezolimo, kwizinto zokuthambisa, kwicuba nakwamanye amashishini. I-Hydroxypropyl methylcellulose inokuthi...Funda ngokugqithisileyo»
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Le mveliso yi-2-hydroxypropyl ether methyl cellulose, eyimveliso eyenziwe ngokwe-semi-synthetic. Ingaveliswa ngeendlela ezimbini: (1) Emva kokunyanga ii-cotton linters okanye ii-wood pulp fibers nge-caustic soda, zixutywa ne-chloromethane kwaye i-epoxy I-Propane iyasabela, icocwe kwaye icolwe ukuze ifumaneke; (2) ...Funda ngokugqithisileyo»
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I-Hydroxypropyl methylcellulose idla ngokusetyenziswa kwimizi-mveliso eyahlukeneyo. Nangona abantu abaninzi bengayiqondanga kakuhle, ichaphazela amashishini ahlukeneyo. Kwinkqubo yokwakha kwimizi-mveliso yokwakha, idla ngokusetyenziselwa ukwakha udonga kunye nokuhombisa i-stucco, i-Caulking kunye nezinye...Funda ngokugqithisileyo»
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Udongwe lweHydroxypropyl methylcellulose-masonry luqinisa ukunamathela kumphezulu wodongwe, kwaye lunokuphucula ukugcinwa kwamanzi, ukuze amandla odongwe aphuculwe. Phucula ukutyeba kunye nokuqina kweplastiki ukuphucula ukusebenza kolwakhiwo, kube lula ukuyifaka, konge ixesha, kwaye kuphuculwe...Funda ngokugqithisileyo»
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I-Cellulose ether yi-polymer ye-molecular ephezulu engeyiyo i-ionic, enyibilikayo emanzini kwaye inyibilikayo. Ineziphumo ezahlukeneyo kumashishini ahlukeneyo. Umzekelo, kwizixhobo zokwakha iikhemikhali, ineziphumo ezilandelayo ezidibeneyo: ① I-arhente yokugcina amanzi, ②I-Thickener, ③Ukulinganisa ...Funda ngokugqithisileyo»
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Njengomxube osebenza kakuhle, i-cellulose ether yezixhobo zokwakha inokuphucula ukugcinwa kwamanzi kunye neempawu zokutyeba kwezixhobo zokwakha, kwaye iphucule ukusebenza kakuhle kolwakhiwo. Isetyenziswa kakhulu ukuphucula nokwenza ngcono kubandakanya udaka lokwakha, udaka lokufudumala, kunye...Funda ngokugqithisileyo»
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I-cellulose ether inokugcinwa kakuhle kwamanzi, nto leyo enokuthintela ukufuma kwi-mortar emanzi ukuba ingatshi ngaphambi kwexesha okanye ifunxwe lulwaleko olusisiseko, kwaye iqinisekise ukuba isamente imanzi ngokupheleleyo, ngaloo ndlela ekugqibeleni iqinisekisa iipropati zoomatshini ze-mortar, ingakumbi...Funda ngokugqithisileyo»
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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»