Te moata whakaranu mākū: ko te moata whakaranu he momo sima, he kohuke pai, he tāpiringa me te wai, ā, kia rite ki ngā āhuatanga o ngā wāhanga rerekē, kia rite ki tētahi ōwehenga, i muri i te ine i te teihana whakaranu, ka whakaranua, ka haria ki te wāhi e whakamahia ai te taraka, kātahi ka tukuna ki tētahi ipu penapena motuhake, ā, whakamahia te ranunga mākū kua oti mō te wā kua tohua.
Ka whakamahia te Hydroxypropyl methylcellulose hei mea pupuri wai mō te moata sima me te mea whakaroa mō te papu moata. Mō te gypsum hei here hei whakapai ake i te tono me te roa o te wā mahi, ka ārai te pupuri wai o te HPMC i te pakaru tere o te paru i muri i te maroke, ā, ka whakapai ake i te kaha i muri i te whakapakeketanga. Ko te pupuri wai he āhuatanga nui o te hydroxypropyl methylcellulose HPMC, ā, he āwangawanga anō hoki tēnei mō te maha o ngā kaihanga moata mākū o te whare. Ko ngā āhuatanga e pā ana ki te pānga pupuri wai o te moata mākū ko te nui o te HPMC i tāpirihia, te matotoru o te HPMC, te kikokore o ngā matūriki me te pāmahana o te taiao whakamahinga.
E toru ngā mahi matua a te hydroxypropyl methylcellulose HPMC i roto i te moata whakaranu mākū, ko tētahi he kaha pupuri wai pai, ko tētahi he pānga ki te ōritetanga me te thixotropy o te moata whakaranu mākū, ā, ko te tuatoru ko te taunekeneke ki te sima. Ko te pupuri wai o te cellulose ether e whakawhirinaki ana ki te tere mimiti wai o te turanga, te hanganga o te moata, te matotoru o te paparanga moata, te hiahia wai o te moata, me te wā whakatakoto. Ko te teitei ake o te mārama o te hydroxypropyl methylcellulose, ko te pai ake o te pupuri wai.
Ko ngā āhuatanga e pā ana ki te pupuri wai o te moata mākū-ranu ko te matotoru o te cellulose ether, te nui o te tāpiri, te rahi o te matūriki me te pāmahana. Ko te nui ake o te matotoru o te cellulose ether, ko te pai ake o te pupuri wai. Ko te matotoru he tawhā nui o te mahi HPMC. Mō te hua kotahi, he rerekē ngā hua o te whakamahi i ngā tikanga rerekē hei ine i te matotoru, ā, ko ētahi he āputa rua. Nō reira, me whakarite te matotoru i roto i te tikanga whakamātautau kotahi, tae atu ki te pāmahana, te porowhita, me ētahi atu.
I te nuinga o te wā, ko te teitei ake o te matotoru, ko te pai ake o te pupuri wai. Heoi, ko te teitei ake o te matotoru, ko te teitei ake o te taumaha ngota o te HPMC, ā, ko te iti ake o te wairewa o te HPMC, he pānga kino tēnei ki te kaha me te mahi hanga o te moata. Ko te teitei ake o te matotoru, ko te kitea ake o te pānga matotoru o te moata, engari kāore i te hono tika. Ko te teitei ake o te matotoru, ko te matotoru ake o te moata mākū, ko te pai ake o te mahi hanga, te mahi a te waru matotoru, me te teitei ake o te piri ki te papa. Heoi, ko te kaha hanganga kua piki ake o te moata mākū kāore e āwhina. Kāore he mahi ārai-totoka o ngā hanganga e rua. He rerekē, ko ētahi matotoru reo me te iti engari he hydroxypropyl methylcellulose kua whakarerekētia he mahi tino pai ki te whakapai ake i te kaha hanganga o te moata mākū.
Ko te nui ake o te cellulose ether e tāpirihia ana ki te moata mākū PMC, ka pai ake te pupuri wai, ā, ko te teitei ake o te matotoru, ka pai ake te pupuri wai. Ko te pai o te āhua he tohu nui anō hoki mō te mahi a te hydroxypropyl methylcellulose.
He pānga anō hoki te pai o te hydroxypropyl methylcellulose ki tōna pupuri wai. I te nuinga o te wā, mō te hydroxypropyl methylcellulose he rite te matotoru me te rerekētanga o te pai, ka iti ake te pai o te pupuri wai i raro i te nui tāpiri kotahi. Ka pai ake.
I roto i te moata mākū-ranu, he iti rawa te nui o te cellulose ether HPMC e tāpirihia ana, engari ka taea e ia te whakapai ake i te mahi hanga o te moata mākū, ā, koinei te tāpiri matua e pā nui ana ki te mahi o te moata. Mēnā he tika te whiriwhiri i te hydroxypropyl methylcellulose, ka tino pāngia te mahi o te moata mākū.
Wā tuku: Paenga-whāwhā-25-2023