Focus on Cellulose ethers

Izindaba

  • Iyini i-C1 yokunamathisela ithayela?

    Iyini i-C1 yokunamathisela ithayela? I-C1 ukuhlukaniswa kwe-adhesive tile ngokuvumelana nezindinganiso zaseYurophu. Okunamathelayo kwethayela le-C1 kuhlukaniswa njengokunamathelayo “okujwayelekile” noma “okuyisisekelo,” okusho ukuthi kunezici zokusebenza eziphansi uma kuqhathaniswa nezigaba eziphakeme ezifana ne-C2 noma...
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  • Kuyini ukuhlukaniswa kwe-C2 kwe-adhesive tile?

    I-C2 ukuhlukaniswa kwe-adhesive tile ngokuvumelana nezindinganiso zaseYurophu. I-adhesive yethayela ye-C2 ihlukaniswa njengenamathela "ethuthukisiwe" noma "esebenza kakhulu", okusho ukuthi inezinto eziphakeme uma kuqhathaniswa nezigaba eziphansi ezifana ne-C1 noma i-C1T. Izici eziyinhloko ze-C...
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  • Iqine kangakanani i-C1 yokunamathela kwethayela?

    Iqine kangakanani i-C1 yokunamathela kwethayela? Amandla okunamathela kuthayela we-C1 angahluka kuye ngomkhiqizi kanye nomkhiqizo othile. Nokho, njengomthetho ojwayelekile, okunamathelayo kwethayela le-C1 kunamandla okunamathela aqinile okungenani angu-1 N/mm² lapho kuhlolwa ngokuvumelana ne-European Standard EN 12004. Isikhangiso esiqinile...
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  • Uyini umehluko phakathi kwe-C1 ne-C2 yokunamathisela ithayela?

    Uyini umehluko phakathi kwe-C1 ne-C2 yokunamathisela ithayela? Umehluko omkhulu phakathi kwe-C1 ne-C2 yokunamathela kwethayela ukuhlukaniswa kwabo ngokwezindinganiso zaseYurophu. I-C1 kanye ne-C2 ibhekisela ezigabeni ezimbili ezihlukene zokunamathela kuthayela okusekelwe kusimende, kanti i-C2 iyisigaba esiphezulu kuno-C1. C1 kuze...
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  • I-adhesive yohlobo loku-1 isetshenziselwa ini?

    I-adhesive yohlobo loku-1 isetshenziselwa ini? I-adhesive yohlobo loku-1 yethayela, eyaziwa nangokuthi i-adhesive engashintshiwe, iwuhlobo lokunamathela olusekelwe kusimende olusetshenziselwa ngokuyinhloko ukulungisa amathayela ezindongeni zangaphakathi naphansi. Ilungele ukusetshenziswa nezinhlobo eziningi zamathayela, kufaka phakathi i-ceramic, i-porcelain, nezitofu zemvelo ...
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  • Iyini i-C2S1 yokunamathisela ithayela?

    I-C2S1 iwuhlobo lwe-adhesive enamathelayo eklanyelwe ukusetshenziswa ezinhlelweni ezifunwa kakhulu. Igama elithi “C2″ lisho ukuhlukaniswa kwento enamathelayo ngokwezindinganiso zaseYurophu, okubonisa ukuthi iyingcina usimende enezinga eliphezulu lamandla okunamathela. I-S1R ...
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  • Uyini umehluko phakathi kwe-S1 ne-S2 yokunamathela kwethayela?

    Uyini umehluko phakathi kwe-S1 ne-S2 yokunamathela kwethayela? Ukunamathiswa kwethayela kuwuhlobo lokunamathisela olusetshenziselwa ukubopha amathayela kuma-substrates ahlukahlukene, njengokhonkolo, i-plasterboard, noma izingodo. Ivamise ukwakhiwa ngengxube kasimende, isihlabathi, kanye ne-polymer engezwa ukuthuthukisa ukunamathela kwayo, amandla, kanye ...
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  • I-Hydroxyethylcellulose amanzi

    i-hydroxyethylcellulose water solubility I-Hydroxyethylcellulose (HEC) i-polymer encibilika emanzini evame ukusetshenziswa njenge-ejenti ejiyayo, i-emulsifier, kanye ne-binder ezinhlelweni zokusebenza ezihlukahlukene, okuhlanganisa imikhiqizo yokunakekelwa komuntu siqu, imithi, nezinqubo zezimboni. Lesi sihloko sizohlola i-wat...
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  • Ingabe i-HPMC iyingcina?

    Ingabe i-HPMC iyingcina? I-HPMC (i-hydroxypropyl methylcellulose) ayivamisile ukusetshenziswa njengento enamathelayo iyodwa. Kuyisithako esivamile ekwakhiweni kokunamathela okuningi, nokho, futhi kungasebenza njengesihlanganisi noma ukuqina ukuze sisize ukubamba okunamathelayo ndawonye futhi kuthuthukise ukusebenza kwayo. Ngaphezu kwethu ...
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  • Yini i-hypromellose phthalate?

    Yini i-hypromellose phthalate? I-Hypromellose phthalate (HPMCP) iwuhlobo lwe-excipient yezemithi olusetshenziswa ekwakhiweni kwamafomu omthamo womlomo, ikakhulukazi ekukhiqizeni amaphilisi namaphilisi ane-enteric-coated. Isuselwa ku-cellulose, okuyi-polymer yemvelo eyakha ...
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  • Ingabe i-gypsum plaster ayinamanzi?

    Ingabe i-gypsum plaster ayinamanzi? I-Gypsum plaster, eyaziwa nangokuthi i-plaster yaseParis, iyinto yokwakha eguquguqukayo osekungamakhulu eminyaka isetshenziswa ekwakheni, kwezobuciko, nakwezinye izinhlelo zokusebenza. Kuyiminerali ethambile ye-sulfate eyakhiwe nge-calcium sulfate dihydrate, okuthi, uma ixutshwe namanzi, ibe lukhuni ...
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  • I-gypsum plaster ihlala isikhathi esingakanani?

    I-gypsum plaster ihlala isikhathi esingakanani? I-Gypsum plaster, eyaziwa nangokuthi i-plaster yaseParis, iyinsimbi yokwakha esebenza ngezindlela eziningi esetshenziswe izinkulungwane zeminyaka ekwakhiweni kwezakhiwo, izithombe eziqoshiwe nezinye izakhiwo. Kuyiminerali ethambile ye-sulfate eyenziwe nge-calcium sulfate dihydrate, lapho ...
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