-
1 Ulwazi oluyisisekelo Umbuzo 1 Zingaki izindlela zokwakha zokunamathisela amathayili nge-adhesive yethayili? Impendulo: Inqubo yokunamathisela amathayili e-ceramic ngokuvamile ihlukaniswe ngezinhlobo ezintathu: indlela yokumboza ngemuva, indlela yokumboza isisekelo (eyaziwa nangokuthi indlela ye-trowel, indlela yokumboza encane), kanye nenhlanganisela ehlanganisiwe...Funda kabanzi»
-
1 Izinkinga ezivamile ku-wall putty powder: (1) Yoma ngokushesha. Lokhu kungenxa yokuthi inani le-ash calcium powder elingeziwe (likhulu kakhulu, inani le-ash calcium powder elisetshenziswa ku-putty formula lingancishiswa ngokufanele) lihlobene nesilinganiso sokugcina amanzi se-fiber, futhi lihlobene futhi...Funda kabanzi»
-
Iglue yethayela, eyaziwa nangokuthi iglue yethayela ye-ceramic, isetshenziswa kakhulu ukunamathisela izinto zokuhlobisa ezifana namathayela e-ceramic, amathayela abheke phansi, kanye namathayela aphansi. Izici zayo eziyinhloko amandla aphezulu okubopha, ukumelana namanzi, ukumelana nokuqandisa, ukumelana nokuguga okuhle kanye nokwakhiwa okulula. Kuyindlela...Funda kabanzi»
-
I-Hydroxypropyl methylcellulose HPMC uhlobo lwe-non-ionic cellulose mixed ether. Ngokungafani ne-ionic methyl carboxymethyl cellulose mixed ether, ayisabelani nezinsimbi ezisindayo. Ngenxa yezilinganiso ezahlukene zokuqukethwe kwe-methoxyl kanye nokuqukethwe kwe-hydroxypropyl ku-hydroxypropyl methylcellulose kanye ne-v...Funda kabanzi»
-
I-Cellulose ether iyi-polymer yokwenziwa eyenziwe nge-cellulose yemvelo ngokuguqulwa kwamakhemikhali. I-Cellulose ether iyi-derivative ye-cellulose yemvelo. Ukukhiqizwa kwe-cellulose ether kuhlukile kuma-polymer okwenziwa. Izinto zayo eziyisisekelo yi-cellulose, i-polymer compound yemvelo. Ngenxa ...Funda kabanzi»
-
Isifinyezo: 1. I-ejenti yokumanzisa nokuhlakaza 2. I-defoamer 3. I-thickener 4. Izithasiselo ezakha ifilimu 5. I-ejenti yokulwa nokugqwala, ukulwa nokukhunta kanye nokulwa nolwelwe 6. Ezinye izithasiselo 1 I-ejenti yokumanzisa nokuhlakaza: Izimbozo ezisekelwe emanzini zisebenzisa amanzi njenge-solvent noma i-dispersion medium, futhi amanzi anomshini omkhulu we-dielectric...Funda kabanzi»
-
Iyini indima yento yokugcina amanzi ehlanganiswe nezinto ze-gypsum powder? Impendulo: kusetshenziswa i-plastering gypsum, i-bonded gypsum, i-caulking gypsum, i-gypsum putty nezinye izinto ze-construction powder. Ukuze kube lula ukwakhiwa, ama-gypsum retarders ayengezwa ngesikhathi sokukhiqiza ukuze kwandiswe isikhathi...Funda kabanzi»
-
1. Iyini ukusetshenziswa okuyinhloko kwe-hydroxypropyl methylcellulose (HPMC)? I-HPMC isetshenziswa kabanzi ezintweni zokwakha, ezimbozweni, ezinhlayiyeni zokwenziwa, ezitsheni zobumba, kwezokwelapha, ekudleni, ezindwangu, kwezolimo, ezimonyweni, egwayi nakwezinye izimboni. I-HPMC ingahlukaniswa ngebanga lokwakha, izinga lokudla kanye...Funda kabanzi»
-
I-Cellulose isetshenziswa kabanzi kumakhemikhali kaphethiloli, kwezokwelapha, ekwenzeni amaphepha, ezimonyweni, ezintweni zokwakha, njll. Iyisengezo esiguquguqukayo kakhulu, futhi ukusetshenziswa okuhlukile kunezidingo ezahlukene zokusebenza kwemikhiqizo ye-cellulose. Lesi sihloko sethula kakhulu indlela yokusetshenziswa kanye nokuhlonza ikhwalithi ye-HPM...Funda kabanzi»
-
Ezimonyweni zobuhle, kunezinto eziningi zamakhemikhali ezingenambala nephunga, kodwa zimbalwa izinto ezingezona ezinobuthi. Namuhla, ngizokwethula kini, i-hydroxyethyl cellulose, evame kakhulu ezimonyweni eziningi noma ezidingweni zansuku zonke. I-Hydroxyethyl Cellulose【I-Hydroxyethyl Cellulose】 Eyaziwa nangokuthi (HEC) iwuhlobo olumhlophe ...Funda kabanzi»
-
Ukubuka konke: okubizwa ngokuthi i-HPMC, i-powder emhlophe noma engeyona emhlophe ene-fibrous noma i-granular. Kunezinhlobo eziningi ze-cellulose futhi zisetshenziswa kabanzi, kodwa sixhumana kakhulu namakhasimende embonini yezinto zokwakha zempuphu eyomile. I-cellulose evame kakhulu ibhekisela ku-hypromellose. Inqubo yokukhiqiza: I-r eyinhloko...Funda kabanzi»
-
I-CMC imvamisa iyinhlanganisela ye-polymer ye-anionic elungiselelwe ngokusabela i-cellulose yemvelo nge-caustic alkali kanye ne-monochloroacetic acid, enesisindo sama-molecule esingu-6400 (±1 000). Imikhiqizo eyinhloko engaphansi kwayo yi-sodium chloride kanye ne-sodium glycolate. I-CMC ingeye-natural cellulose modification. Iqashwe...Funda kabanzi»