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He whānui rawa te whakamahinga o te cellulose ether, ā, ko te whanaketanga whānui o te ōhanga ā-motu ka ārahi tika i te whanaketanga o te umanga cellulose ether. I tēnei wā, ko te whakamahinga o te cellulose ether i Haina e aro nui ana ki ngā ahumahi pēnei i ngā rauemi hanga, o...Pānuihia atu»
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Āhuatanga mekameka ahumahi： (1) Ahumahi o runga Ko ngā rauemi mata matua e hiahiatia ana mō te hanga cellulose ether ko te miro kua parakore (te penupenu rakau rānei) me ētahi whakarewa matū noa, pērā i te propylene oxide, te methyl chloride, te wai houra caustic, te wai houra caustic, te ethylene oxide, te toluene me ...Pānuihia atu»
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Mā te whakamahi i te cellulose hei rauemi mata, i whakaritea te CMC-Na mā te tikanga e rua ngā taahiraa. Ko te tuatahi ko te tukanga whakapūkara o te cellulose. Ka tauhohe te cellulose ki te hauwai konutai hei whakaputa i te cellulose kawakore, kātahi ka tauhohe te cellulose kawakore ki te waikawa chloroacetic hei whakaputa i te CMC-Na, e kiia nei ko te e...Pānuihia atu»
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Papamuri me te Tirohanga Whānui Ko te cellulose ether he rauemi matū pai rawa atu e whakamahia whānuitia ana, he mea hanga mai i te cellulose polymer tūturu mā te maimoatanga matū. Whai muri i te hanganga o te cellulose nitrate me te cellulose acetate i te rautau 19, kua whakawhanakehia e ngā kaimātai matū he raupapa o ngā matū cellulose derivatives o...Pānuihia atu»
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I roto i te umanga rongoā, ka taea te whakamahi i te hypromellose (HPMC, METHOCEL™) hei whakakī, hei here, hei polymer paninga papa me te excipient matua hei whakahaere i te tukunga rongoā. Neke atu i te 60 tau te whakamahinga o te hypromellose i roto i ngā papa, ā, he excipient matua e whakamahia whānuitia ana i roto i ngā papa hydrophilic gel matrix. He maha ngā p...Pānuihia atu»
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He mea nui te Hydroxyethyl Cellulose mai i te cellulose. Nā te nui o ngā rauemi mata, te whakahou, te pirau-koiora, te kore-paitini, te hototahi-koiora pai, me te nui o te hua, kua aro nui te rangahau me te whakamahinga ki tēnei rauemi. He mea tino nui te uara matotoru mō te tinana...Pānuihia atu»
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He aha ngā pānga rerekē o ngā momo cellulose ki te pāreti o Paris? Ka taea te whakamahi i te carboxymethyl cellulose me te methyl cellulose hei mea pupuri wai mō te pāreti, engari he iti iho te pānga pupuri wai o te carboxymethyl cellulose i tērā o te methyl cellulose, ā, ko te carboxymethyl cellulose...Pānuihia atu»
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He polysaccharide te cellulose e hanga ana i ngā momo ether wairewa-wai. Ko ngā mea whakamaroke cellulose he polymer wairewa-wai kore-ionic. He roa rawa te hītori o tōna whakamahinga, neke atu i te 30 tau, ā, he maha ngā momo. Kei te whakamahia tonutia i roto i te nuinga o ngā peita rapa, ā, koinei te nuinga o ngā mea whakamaroke...Pānuihia atu»
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He aha ngā pānga o te rahi o te kakara ki te hydroxypropyl methylcellulose: Te hanga o te hydroxypropyl methylcellulose: Whakamahia te cellulose miro kua whakapaia ki te lye i te 35-40°C mō te hawhe haora, pēhia, kuruhia te cellulose, ka pakeke tika i te 35°C, kia whiwhi ai i te taumata toharite o te polymerization o te...Pānuihia atu»
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Me kōrero tātou mō te hydroxypropyl methyl cellulose HPMC me pēhea te ine i tōna matotoru. Ko te matotoru i konei e pā ana ki te matotoru kitea, he tohutoro nui tēnei ki te hydroxypropyl methyl cellulose. Paerewa. Ko ngā tikanga ine noa ko te ine matotoru hurihuri, te kapi...Pānuihia atu»
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I roto i te hanga rauemi hanga, inā koa te moata paura maroke, he mea nui te cellulose ether, inā koa i roto i te hanga moata motuhake (moata whakarerekētia), he wāhanga nui. Ko te mahi nui a te cellulose ether wairewa-wai i roto i te moata ko tōna wai pai rawa atu...Pānuihia atu»
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Ko te cellulose te wāhanga matua o ngā pakitara pūtau tipu, ā, koia te polysaccharide tino horapa me te tino nui i roto i te taiao, e 50% neke atu o te ihirangi waro i roto i te rangatiratanga tipu. I roto i ēnei, ko te ihirangi cellulose o te miro e tata ana ki te 100%, koinei te matū taiao parakore rawa atu...Pānuihia atu»