1. Izinto ezingavuthiwe ze-cellulose ether
I-Cellulose Ether yokwakha i-polymer engenakuqhathaniswa yamanzi e-ionic.
I-cellulose (i-soli pulp noma ukotini we-hydrocarbons), ama-hydrocarbons (i-methane chloride, i-ethyl chloride noma amanye ama-halides amade), ama-ethylene oxide (i-ethylene oxide, i-proplemay oxide, njll.)
I-HPMC-HYDROXYPROPYLL Methyl Cellulose Ether
I-HEC-HYDROXYYYL Cellulose Ether
Hemc-hydroxyyethyl methyl cellulose ether
Ehec-ethyl hydroxyethyyl cellulose ether
MC-methyl cellulose ether
2. Izakhiwo ze-cellulose ether
Izakhiwo ze-Cellulose Ather zincike ku:
I-Polymerization degree DP Inani lama-glucose amayunithi - ukubonakala
Faka esikhundleni kanye nezinga labo lokufaka esikhundleni, izinga lokufana lokufakelwa esikhundleni - nquma inkambu yesicelo
Ubukhulu bezinhlayiyana - I-Solubity
Ukwelashwa okungaphezulu (okusho ukuqedwa okuwukuchitheka) - Isikhathi sokubonana sihlobene nenani le-PH yohlelo
Ukuguqulwa Kweziqu - Thuthukisa ukumelana kwe-SAG nokusebenza kwe-cellulose ether.
3. Iqhaza le-cellulose ether - ukugcinwa kwamanzi
I-Celsulose Ether iyindawo yokuqothuka ye-polymer ehlanganiswe amayunithi we-β-d-glucose. Iqembu le-hydroxyl ku-molecule kanye ne-athomu le-oxygen kwi-ether bond yakha isibopho se-hydrogen nge-molecule yamanzi, okuthi ama-molecule wamanzi angaphezulu kwe-polymer chain futhi afake ama-molecule. Kumakenakhi, kubambezela ukuhwamuka kwamanzi futhi kudonswa yisendlalelo sesisekelo.
Izinzuzo ezinikezwe yizakhiwo zokugcinwa kwamanzi ze-cellulose afes:
Akunasidingo sokumanzisa ungqimba lwesisekelo, inqubo yokonga
Ukwakhiwa okuhle
Amandla Anele
4. Iqhaza le-cellulose ether - umphumela wokuqina
I-Cellulose Ether ingakhuphula ukubumbana phakathi kwezingxenye zodaka olususelwa ku-gypsum, olukhonjiswa ekwandeni kokuvumelana kodaka.
Izinzuzo eziphambili ezinikezwe ukuqina kwama-cellulose afers yilezi:
Yehlisa umlotha womhlaba
Khulisa ukunamathela ukuze usisekele
Yehlisa ukugcwala kodaka
Gcina udaka ngisho
5. Iqhaza le-cellulose ether - umsebenzi ongaphezulu
I-Celsulose Ether iqukethe amaqembu we-hydrophilic (amaqembu e-hydroxyl, ama-ether amabhondi) namaqembu we-hydrophobic (amaqembu ama-methyl, amaqembu e-ethyl, izindandatho zikashukela) futhi zisezingeni eliphansi.
(Ukungezwani kwamanzi kwaphezulu kungu-72mn / m, i-surfactant ingu-30mn / m, kanye ne-cellulose ether yi-HPC 42, HPMC 50, NEC 56, CMC 71mn / M)
Izinzuzo eziphambili ezinikezwe ngumsebenzi ongaphezulu we-cellulose afes:
Umphumela wokufaka umoya (ukuklwebheka okubushelelezi, ukuqina okumanzi okuphansi, i-modulus ephansi ye-modulus ephansi, ukumelana kwe-freeze-thaw)
I-Wetting (inyusa ukunamathela ku-substrate)
I-6. Izidingo ze-gypsum ezikhanyayo ezikhanyayo ze-cellulose ether
(1). Ukugcinwa kwamanzi okuhle
(2). Ukusebenza okuhle, akukho kukhahlo
(3). I-Batch Scraping Smooth
(4). Anti-sagging eqinile
(5). Ukushisa kwe-gel kuphakeme kune-75 ° C
(6). Izinga lokuchithwa okusheshayo
(7). Kungcono ukuba nekhono lokufaka umoya futhi uzinze ama-bubble omoya odongeni
11. Ungayibona kanjani umthamo we-cellulose ether
Kuma-plasters abukhali, kuyadingeka ukugcina amanzi anele odongeni isikhathi eside ukuze asebenze kahle futhi agweme ukuqhekeka komhlaba. Ngasikhathi sinye, i-cellulose ether igcina inani elifanele lamanzi isikhathi eside ukwenza udaka abe nenqubo yokuhlangana ezinzile.
Inani le-cellulose ether lincike ku:
Ukubonakaliswa kwe-cellulose ether
Inqubo yokukhiqiza ye-cellulose ether
Okuqukethwe okuvumelayo nokusabalalisa kwe-cellulose ether
Ukusatshalaliswa Kwezinhlayiyana Ze-Cellulose Ether
Izinhlobo nokwakheka kodaka olususelwa ku-gypsum
Umthamo wokutholwa kwamanzi wesendlalelo sesisekelo
Ukusetshenziswa kwamanzi ngokufakwa okujwayelekile kodaka olususelwa ku-gypsum
Ukubeka isikhathi sodaka olususelwa ku-gypsum
Ubukhulu bokwakha kanye nokwenza umsebenzi wokwakha
Izimo Zokwakha (njengokushisa, isivinini somoya, njll.)
Indlela yokwakha (ukuklwebhula kwezandla, ukufafaza ngomshini)
Isikhathi Seposi: Jan-18-2023