Inaianeite hydroxypropyl carboxymethyl celluloseKei te piki haere te mākete hoko, kāore te utu i te taurite, me pēhea te tere o te whakakore i te kounga o te hydroxypropyl methyl cellulose kua waiho hei raruraru nui! Nā, me pēhea te aromatawai i te kounga o te hydroxypropyl methylcellulose? Ko te mea tuatahi hei tirotiro ko te mā o te hydroxypropyl cellulose; Ahakoa kāore e taea te mārama mēnā he pai te HPMC mō te tono, engari i roto i te tukanga tukatuka kei reira anō hoki ētahi kaihanga kino ka tāpiri i tētahi kaihoko mā, ka kino tōna kounga. Engari i te nuinga o te wā, ko te nuinga o te cellulose ether pai he mā pai ake.
Tuarua, kia kite i te pai o te hydroxypropyl methyl cellulose: ko te rahi o te matūriki hydroxypropyl carboxymethyl cellulose he 80-100 mata, he iti iho i te 120 mata, ko te hydroxyethyl cellulose HECHPMC he tata ki te 100 mata. Ko te nuinga o te HPMC he 60-80 mata, ko te nuinga he ngawari ake te methyl cellulose, ko te pai ake o te marara.
Otinga o te māramatanga o te cellulose ether:HPMCKa maka ki roto i te wai hei whakaputa i te otinga kōroiti mārama, ka kite koe ka teitei ake te taumira, ka iti ake te taumira e kore ai e memeha te matū.
Ina whakamahanahia te taonga, ka whakakāhia, ka whakapūpūhia rānei, ā, muri iho ka whakarewahia anō. He ātete wai, he wairewa-wai hoki. Ko te raima te rauemi matua mō te hono me te whakakore i ngā matū o te paura putty ātete-wai. Ko tōna kaupapa ātete-wai penei: I te tukanga o te tāpiri wai me te whakaoho i te paura rapa me te sima ka taea te whakamarara anō, ka hoki tonu te paura rapa ki te āhua taketake, ā, ka marara ōrite ngā matūriki rapa ki roto i te whakapiri sima. I muri i te tūtakitanga o te sima ki te wai, ka tīmata te tauhohenga whakamakuku, ā, ka tae te otinga Ca (OH) 2 ki te mākū, ka puta he tioata, ā, i te wā kotahi, ka puta he tioata ettringite me ngā colloid hydrate konupūmā silicate. Ka whakatakotoria ngā matūriki rapa ki runga i te tiēre me ngā matūriki sima kāore i whakamakukuhia. I te haere tonu o te tauhohenga whakamakuku, ka piki haere ngā hua whakamakuku, ā, ka kohikohi haere ngā matūriki rapa ki roto i te kore o ngā rauemi kore-waro pēnei i te sima, ka hanga he paparanga kohikohi tata ki runga i te mata o te tiēre sima. Nā te hekenga haere o te wai maroke, ka whakapūmau ngā matūriki rapa kua marara piri i roto i ngā tiēre me ngā āputa hei hanga i tētahi kiriata tonu, ka hanga he ranunga o te whakapiri sima e uru ana ki roto i te anga, ā, ka honoa te whakapiri sima ki ētahi atu mea paura.
Wā tuku: 28 Paenga-whāwhā 2024