1. Te wera o te hydration
E ai ki te pihi tuku o te wera o te whakamarumaru i roto i te waa, ka wehea te huringa o te raima (4h 15h te waa whakaurutanga (4h ~ 24h).
Ko nga hua o te whakamatautau e whakaatu ana i te wa tuatahi o te whakangungu (ara, ko te rahinga tuatahi), ko te nui o te Hemc ko te 0.1% i whakaritea ki te tihi o te slurry, he nui ake te piki. I te nui o teHemcKa piki ake te wa i runga ake i te 0.3%, ko te tihi o te tihi tuatahi o te slurry ka roa, ka heke haere te uara o te tihi me te pikinga o te ihirangi o te Imc; Ka tino whakaroa te Hemc i te waa whakaurunga me te waa whakaterenga o te raarangi, me te waa roa, te roa o te waa whakangungu, me te iti ake o te tihi tere; Ko te huringa o te ihirangi cellulose kaore e tino kitea i runga i te roa o te waa tiihi, ka whakaatuhia i te ahua o te hydration o te hydration o te hydration o te hydration o te hydiration
Fig.3 Te rereketanga o te huringa wera o te whakamarumaru wera o te whakapiri cell me nga ihirangi rereke o te Eter Cellulose (Hemc)
2. MTuhinga o mua:
Na roto i te ako e rua nga momo cellulose me nga tohu o te 60000pa · s me te 100000pa · s, 100000pa · s, i kitea ko te kaha o te riipene i whakauruhia ki te orite o te ihirangi. Ko te kaha o te riipene o te riipene i whakauruhia ki te 100000pa lasyl hydroxypropyl methyl cellulose ether i te tuatahi ka heke ki te pikinga o ona tuhinga. E whakaatu ana ko te kaporeihana o te methyl cellulose ether ka tino whakaiti i te kaha o te paru paru. Ko te nui ake o te moni, ko te mea iti te kaha; Ko te iti ake o te tirohanga, ko te nui ake o te paanga ki te ngaro o te kaha taapiri kaha; hydroxypropyl methyl cellulose eter ina iti ake te inenga o te 0.1%, te kaha o te paru o te paru ka taea te piki haere. I te wa e nui ake i te 0.1%, ko te kaha o te riihi ka whakaitihia me te pikinga o te inenga, na me whakahaere te inenga i te 0.1%.
Fig.4 3d, 7d me te 28d Te kaha o te kaha o te MC1, MC2 me te MC3 kua whakarerekehia
(Methyl Cellulose Ether, Liscied 60000 · s, Iftyl celllose Ether, selllose 100000pa e kiia ana ko Mc2;
3. CTe wa nui:
Ma te ine i te wa e noho ana i te hydroxyproplulose eter me te maha o nga inenga o te HPMC, i kitea te waa whakatuunganga tuatahi me te wa kua oti te whakarite. I te 1% te roa o te kukume, ka tae ki te 510 meneti te roa o te waa, a ko te waa whakatikatika whakamutunga tae atu ki te 850 meneti. I whakaritea ki te tauira kau, kua neke atu te waa o te waahi tuatahi mo te 210 meneti, ka tukuna te waa tuunga mo te 470 meneti (penei i te Whakaahua 5). Ahakoa he HPMC me te ahua o te 50000pa s, 100000pa s ranei te 200000pa s, ka taea te whakaroa i te waahi o te Cell, engari ko te waa e kitea ana i te ahua o te tirohanga. Na te mea ko te cellulose Ether i te mata o te matūriki ciment, ka aukati i te wai mai i te whakapiri me nga matūriki cement, na reira ka whakaroa te huringa o te raima. Ko te nui ake o te tirohanga o te Eter Cellulose Eter, te matotoru o te apa adsorption i te mata o nga matūriki ciment, me te nui ake o te paanga.
Ko te piki o te piki o te cellulose ether i runga i te wa e whakatakoto ana i te waa o te paru
Ko te Fig.6 o nga waahanga rereke o te HPMC i runga i te waa whakatuunga
(MC-5 (50000pa {s), MC-10 (100000pa {100000pa · s) me te MC-20 (200000pa · s))
Methyl Cellulose Eter me te hydroxypropyl methyl cellulose ether e tino roa ana te wa o te tima whakaheke i te wa o te harore. raru raru.
4. Te pupuri i te wai:
Ko te hua o te cellulose i te ihirangi Ether i runga i te pupuri wai i akohia. Kei te kitea me te pikinga o te ihirangi o te Eter Cellulose, ka nui ake te kiko o te miihini o te cellulose i te 0.6%, ko te utu pupuri i te wai ka mau tonu. Heoi, ki te whakataurite i nga momo cellulose (HPMC me te ahua o te 50000pa s (MC-10) me te 200000pa s (MC-20)) Ko te hononga i waenga i te reanga pupuri wai ko: MC-5.
Te Wā Whakamutunga: Apr-28-2024