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Impushana efakwa odongeni yangaphakathi nangaphandle, okokunamathisela okunamathayili, i-ejenti yokukhomba, i-ejenti yokusebenzelana kwempushana eyomile, udaka lwangaphandle olushisayo olufakwa ezindongeni, udaka oluzilinganisa, udaka lokulungisa, udaka lokuhlobisa, udaka olungangeni manzi lwangaphandle olushisayo oluxutshwe nodaka. Odakeni, ku...Funda kabanzi»
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I-Putty powder iwuhlobo lwezinto zokwakha zokuhlobisa, izingxenye eziyinhloko ziyi-talcum powder neglue. Ungqimba olumhlophe ebusweni begumbi elingenalutho elisanda kuthengwa yi-putty. Ngokuvamile ubumhlophe be-putty bungaphezu kuka-90 ° futhi ubucwebe bungaphezu kuka-330 °. I-Putty iwuhlobo lwezinto eziyisisekelo ezisetshenziswa f...Funda kabanzi»
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Ngodaka oluxubekile, inqobo nje uma i-ether encane ye-cellulose ingathuthukisa kakhulu ukusebenza kodaka olumanzi, kungabonakala ukuthi i-cellulose ether iyisengezo esiyinhloko esithinta ukusebenza kokwakhiwa kodaka. Ukukhethwa kwezinhlobonhlobo ezahlukene, ama-viscosities ahlukene, ama-pa ahlukene ...Funda kabanzi»
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Lapho senza futhi sifaka i-putty powder, sizohlangabezana nezinkinga ezihlukahlukene. Namuhla, esikhuluma ngakho ukuthi lapho i-putty powder ixubene namanzi, lapho ugoqa kakhulu, i-putty izoba mncane, futhi umcimbi wokuhlukaniswa kwamanzi uzoba mkhulu. Imbangela yale nkinga...Funda kabanzi»
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Eminyakeni yamuva nje, kuye kwavela inqwaba yempushana yerabha ye-resin, impushana yerabha enamandla kakhulu engamelana namanzi kanye nezinye izimpushana zenjoloba ezishibhile kakhulu ezivele emakethe ukuze zithathe indawo ye-VAE emulsion yendabuko (vinyl acetate-ethylene copolymer), eyomiswa futhi eyomisiwe. eyenziwe ngempushana yerabha egaywa kabusha. Hlakaza...Funda kabanzi»
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IHydroxypropyl methylcellulose (HPMC) iyi-ether engeyona ionic cellulose eyenziwe nge-cellulose yezinto ze-polymer yemvelo ngochungechunge lwezinqubo zamakhemikhali. Ziyimpushana emhlophe engenaphunga, ayinambitheki futhi engenabuthi ekhukhumala ibe isixazululo se-colloidal esicacile noma esinamafu kancane emanzini abandayo. Ine-t...Funda kabanzi»
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Njengengxube ebaluleke kakhulu ekwakheni imikhiqizo yodaka oluxutshwe okomile, i-cellulose ether idlala indima ebalulekile ekusebenzeni kanye nezindleko zodaka oluxutshwe okomile. Kunezinhlobo ezimbili zama-cellulose ethers: eyodwa i-ionic, njenge-sodium carboxymethyl cellulose (CMC), kanti enye ingeyona i-ionic, njenge-methyl ...Funda kabanzi»
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Ukuhlanzeka kwe-hydroxypropyl methylcellulose ekwakheni udaka lwe-insulation kanye ne-putty powder kuthinta ngokuqondile izinga lokwakhiwa kobunjiniyela, ngakho yiziphi izici ezithinta ukuhlanzeka kwe-hydroxypropyl methylcellulose? Ake ngikuphendule lombuzo. Enqubweni yokukhiqiza i-h...Funda kabanzi»
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I-Hydroxypropyl methylcellulose (i-HPMC ngamafuphi) i-ether ebalulekile exubene, okuyi-polymer engeyona i-ionic emanzini, futhi isetshenziswa kabanzi ekudleni, emithini, embonini yamakhemikhali yansuku zonke, ukumboza, ukusabela kwe-polymerization kanye nokwakhiwa njengendlela yokumiswa kokuhlakazeka, ukuqina, emulsifying, stabilizin...Funda kabanzi»
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Ukufafaza i-asphalt ye-asphalt engangeni manzi ye-rubber esheshayo yokusetha i-coating esekelwe emanzini. Uma i-diaphragm inganakekelwa ngokugcwele ngemva kokufafaza, amanzi ngeke ahwamuke ngokuphelele, futhi amabhamuza omoya aminyene azovela kalula ngesikhathi sokubhaka okunezinga lokushisa eliphezulu, okuholela ekuncipheni kocwecwe olungangeni manzi...Funda kabanzi»
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Siyazi ukuthi i-hydroxypropyl methylcellulose iyimpushana ekamelweni lokushisa, futhi impushana ifana ngokufanayo, kodwa uma uyibeka emanzini, amanzi azoba ne-viscous ngalesi sikhathi, Futhi ngezinga elithile le-viscosity, singayibona kahle. ngokusebenzisa izici...Funda kabanzi»
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1. Imboni yokumboza: Isetshenziswa njenge-thickener, dispersant kanye ne-stabilizer embonini yokugqoka, futhi inokuhambisana okuhle emanzini noma ku-organic solvents. Njengesikhiphi sikapende. 2. Imboni yokukhiqiza i-Ceramic: Isetshenziswa kakhulu njengesibophezelo ekwenzeni imikhiqizo yobumba. 3. Abanye: Lokhu...Funda kabanzi»