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Izindaba

Izindaba

  • Yiziphi izakhiwo nezinhlobo zama-cellulose ethers?

    Yiziphi izakhiwo nezinhlobo zama-cellulose ethers?

    1.Isimiso sokwakheka nokulungiswa kwe-cellulose ether Umfanekiso 1 ubonisa isakhiwo esivamile sama-cellulose ethers.Iyunithi ngayinye ye-bD-anhydroglucose (iyunithi ephindaphindayo ye-cellulose) ingena esikhundleni seqembu elilodwa endaweni ethi C (2), C (3) kanye no-C (6), okungukuthi, kungaba namaqembu e-ether amathathu.Ngenxa ye...
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  • Ikhwalithi ye-cellulose ether inquma ikhwalithi yodaka

    Ngodaka oluhlanganisiwe, inani elingeziwe le-cellulose ether liphansi kakhulu, kodwa lingathuthukisa kakhulu ukusebenza kodaka olumanzi, futhi liyisithasiselo esiyinhloko esithinta ukusebenza kokwakhiwa kodaka.Ukukhetha okunengqondo kwama-cellulose ethers ezinhlobonhlobo ezahlukahlukene, i-visc ehlukile ...
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  • Injani intuthuko ye-cellulose ether?

    Isimo se-Industrial chain: (1) Imboni ekhuphuka nomfula Izinto zokusetshenziswa eziyinhloko ezidingekayo ekukhiqizweni kwe-cellulose ether zihlanganisa ukotini ocolisisiwe (noma i-pulp yokhuni) nezinye izincibilikisi zamakhemikhali ezivamile, njenge-propylene oxide, i-methyl chloride, i-liquid caustic soda, i-caustic soda, i-ethylene. i-oxide, i-toluene kanye ...
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  • Ukuhlaziywa kwefomula yokumboza

    I-Hydroxyethyl Cellulose Ether I-Hydroxyethyl cellulose ether, into esebenzayo engeyona i-ionic, iwukuqina kwe-inki ye-cellulose e-organic esetshenziswa emanzini.Kuyinhlanganisela engeyona i-ionic encibilika emanzini futhi inekhono elihle lokujiya emanzini.Inezici eziningi njengokujiya,...
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  • Izicelo Ezihlukahlukene ze-Cellulose Ether

    1. Imikhiqizo ye-cellulose ether esetshenziswa ekunamatheleni kwamathayela Njengezinto zokuhlobisa ezisebenzayo, amathayili e-ceramic asetshenziswe kabanzi emhlabeni wonke, futhi indlela yokunamathisela le nto ehlala njalo ukuze iphephe futhi ihlale ihlale ikhathaza abantu.Ukuvela kwezinamathiselo zamathayela e-ceramic, ku-To ...
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  • Ilungiswa kanjani i-sodium carboxymethylcellulose?

    Isebenzisa i-cellulose njengempahla eluhlaza, i-CMC-Na yalungiswa ngendlela enezinyathelo ezimbili.Eyokuqala inqubo ye-alkalization ye-cellulose.I-cellulose ihlangana ne-sodium hydroxide ukuze ikhiqize i-alkali cellulose, bese i-alkali cellulose isabela ne-chloroacetic acid ukuze ikhiqize i-CMC-Na, ebizwa ngokuthi i-e...
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  • Izinga le-cellulose linquma ikhwalithi yodaka

    Ngodaka oluhlanganisiwe, inani elingeziwe le-cellulose ether liphansi kakhulu, kodwa lingathuthukisa kakhulu ukusebenza kodaka olumanzi, futhi liyisithasiselo esiyinhloko esithinta ukusebenza kokwakhiwa kodaka.Ukukhetha okunengqondo kwama-cellulose ethers ezinhlobonhlobo ezahlukahlukene, i-visc ehlukile ...
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  • Yiziphi izinhlobo ze-cellulose ethers?

    Ahlukaniswa ngokwama-substitutes, ama-cellulose ether angahlukaniswa abe ama-ether awodwa nama-ether axubile;ihlukaniswa ngokuya ngokuncibilika, ama-cellulose ether angahlukaniswa abe ancibilikayo emanzini nangancibiliki emanzini.Indlela eyinhloko yokuhlukanisa i-cellulose ether iwukuhlukanisa ngokwe-ion...
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  • Yiziphi izincazelo zefiber, i-cellulose, ne-cellulose ether futhi yini umehluko?

    Yiziphi izincazelo zefiber, i-cellulose, ne-cellulose ether futhi yini umehluko?

    Impushana ye-putty yakhiwa ikakhulukazi izinto zokwakha ifilimu (izinto ezibophayo), izigcwalisi, ama-ejenti agcina amanzi, ama-thickeners, ama-defoamers, njll. Izinto ezisetshenziswayo ezivamile zamakhemikhali emvelo ku-putty powder zihlanganisa ikakhulukazi: i-cellulose, isitashi esandulela i-pregelatinized, isitashi ether, i-polyvinyl alcohol, i-latex ehlakazekayo p...
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  • Yenzani i-hydroxypropyl methylcellulose?

    Lapho kusetshenziswa izinto zokwakha, i-hydroxypropyl methylcellulose iyisengezo sezinto zokwakha esisetshenziswa kakhulu, futhi i-hydroxypropyl methylcellulose isetshenziswa kabanzi embonini futhi inezinhlobo ezahlukene.IHydroxypropyl methylcellulose ingahlukaniswa ibe uhlobo olusheshayo lwamanzi abandayo kanye nohlobo oluncibilikayo olushisayo, i-co...
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  • Isakhiwo se-sodium carboxymethyl cellulose

    I-Methyl cellulose ngokuvamile isifinyezo se-sodium carboxymethyl cellulose, eyingxenye yenhlanganisela ye-polyanionic enokuncibilika okuhle kwamanzi.Phakathi kwazo, i-methyl cellulose ikakhulukazi ihlanganisa i-methyl cellulose m450, i-methyl cellulose eguquliwe, iBanga lokudla i-methyl cellulose, i-hydroxymethyl c...
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  • Yiziphi izakhiwo ze-carboxymethyl cellulose, i-cellulose alkyl ether, ne-cellulose hydroxyalkyl ether?

    I-Carboxymethyl cellulose: I-ionic cellulose ether yenziwa ngemicu yemvelo (ukotini, njll.) ngemva kokwelashwa kwe-alkali, kusetshenziswa i-sodium monochloroacetate njenge-etherification agent, futhi kwenziwa uchungechunge lwezindlela zokwelapha zokusabela.Izinga lokushintsha ngokuvamile lingu-0.4~1.4, futhi ukusebenza kwalo kuhle kakhulu...
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