-
Ukucubungula i-cellulose kuhilela izindlela ezahlukene zokukhipha nokuyicwenga emithonjeni yayo yemvelo, ikakhulukazi izitshalo. I-Cellulose, i-polysaccharide, yakha ingxenye yesakhiwo sezindonga zamaseli ezitshalweni futhi iyi-polymer eningi kakhulu eMhlabeni. Ukucubungula kwayo kubalulekile ezimbonini ezisukela...Funda kabanzi»
-
Ekwakhekeni kodaka oluyimpuphu eyomile, i-cellulose ether iyisengezo esibalulekile esinenani eliphansi lokwengeza, kodwa ingathuthukisa kakhulu ukusebenza kokuxuba nokwakha kodaka. Kalula nje, cishe zonke izakhiwo zokuxuba ezimanzi zodaka ezingabonakala nge-n...Funda kabanzi»
-
Lesi sihloko sikhetha kakhulu i-MMA, i-BA, i-AA njenge-monomers, futhi sixoxa ngezici ze-graft polymerization nazo, njengokulandelana kokwengeza, inani lokwengeza kanye nokushisa kokusabela kwe-initiator kanye ne-monomer ngayinye, futhi sithola izimo zenqubo ye-graft polymerization engcono kakhulu. Irabha i...Funda kabanzi»
-
I-Hydroxypropyl cellulose, isithako semithi, ihlukaniswe phakathi i-hydroxypropyl cellulose eshintshiwe kancane (L-HPC) kanye ne-hydroxypropyl cellulose eshintshiwe kakhulu (H-HPC) ngokuya ngokuqukethwe kwe-hydroxypropoxy yayo eshintshiwe. I-L-HPC ivuvukala ibe yisisombululo se-colloidal emanzini, inezakhiwo...Funda kabanzi»
-
1. Isisekelo sethiyori Kungabonakala kufomula yesakhiwo ukuthi i-hydrogen (Na+) ku-CMC kulula kakhulu ukuyihlukanisa nesisombululo samanzi (ngokuvamile ikhona ngesimo sikasawoti we-sodium), ngakho-ke i-CMC ikhona ngesimo se-anion kusisombululo samanzi, okungukuthi, ineshaja engemihle futhi i-amphoteric....Funda kabanzi»
-
I-Hydroxyethyl methyl cellulose HEMC ingasetshenziswa njenge-ejenti yokuvikela i-colloid, i-emulsifier kanye ne-dispersant ngenxa yomsebenzi wayo osebenzayo ebusweni kusisombululo samanzi. Isibonelo sokusetshenziswa kwayo simi kanje: Umphumela we-hydroxyethyl methyl cellulose ezimpahleni zesimende. I-Hydroxyethyl methylce...Funda kabanzi»
-
Udaka olulwa nokuqhekeka Udaka olulwa nokuqhekeka (udaka olulwa nokuqhekeka), olwenziwe nge-ejenti yokulwa nokuqhekeka eyenziwe nge-polymer emulsion kanye nokuxubana, usimende nesihlabathi kuxutshwe namanzi ngesilinganiso esithile, lungakwanelisa ukuguquguquka okuthile ngaphandle kokuqhekeka, futhi lusebenzisane negridi. Indwangu isebenza kangcono. Yakha...Funda kabanzi»
-
Uhlelo lokumboza oluhamba emanzini njengensimu ebalulekile yesicelo embonini ye-cellulose ether, kube nokuntuleka kwe-cellulose ether yasekhaya enhle kakhulu ukuhlangabezana nesidingo esikhulayo semakethe, njengoba ubhubhane kanye nezinguquko esimweni samazwe ngamazwe, uchungechunge lokuhlinzekwa kwe-cellulose ether nalo luye lwaba lukhulu kakhulu ...Funda kabanzi»
-
Indima yempuphu ye-latex ephinde ihlakazeke ku-mortar Njengamanje, njengoba imikhiqizo ehlukahlukene ekhethekile ye-mortar yempuphu eyomile yamukelwa kancane kancane futhi isetshenziswa kabanzi, abantu embonini banaka i-latex powder ephinde ihlakazeke njengenye yezithasiselo eziyinhloko ze-mortar ekhethekile yempuphu eyomile, ngakho-ke izici ezahlukahlukene ...Funda kabanzi»
-
Indlela yokujiya kwe-hydroxyethyl cellulose iwukwandisa i-viscosity ngokwakhiwa kwezibopho ze-hydrogen eziphakathi kwama-molecule kanye nezangaphakathi kwama-molecule, kanye nokumanzisa kanye nokubanjwa kweketanga lamaketanga ama-molecule. Ngakho-ke, indlela yokujiya ye-hydroxyethyl cellulose ingahlukaniswa...Funda kabanzi»
-
Ukuhlaziywa kwezimbangela zokuqhekeka kokuplasta ungqimba lwe-gypsum 1. Ukuhlaziywa kwesizathu sokuplasta izinto zokusetshenziswa ze-gypsum a) Iplasta yokwakha engafaneleki I-gypsum yokwakha iqukethe okuqukethwe okuphezulu kwe-gypsum e-dihydrate, okuholela ekuhlanganisweni okusheshayo kwe-gypsum yokuplasta. Ukuze kwenziwe i-gypsum yokuplasta ibe nochwepheshe...Funda kabanzi»
-
I-HPMC hydroxypropyl methylcellulose isibe ngesinye sezithako ezinkulu kakhulu zemithi ekhaya nakwamanye amazwe, ngoba i-HPMC inezinzuzo ezinye izinto ezingenazo. 1. Ukuncibilika kwamanzi Iyancibilika emanzini abandayo angaphansi kuka-40 ℃ noma u-70% we-ethanol, futhi ayincibiliki emanzini ashisayo angaphezu...Funda kabanzi»