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1. Rauemi mata o te cellulose ether Ko te cellulose ether mō te hanga he polymer wai-rewa kore-ionic ko tōna pūtake ko: Cellulose (penu rakau, miro miro rānei), ngā warowaihā halogenated (methane chloride, ethyl chloride me ētahi atu halide mekameka roa rānei), ngā matū epoxy (ethylene oxide, propylene oxi...Pānuihia atu»
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Te moata hydroxypropyl methylcellulose – te moata pereki Whakarei ake i te piri ki te mata pereki, me te whakanui ake i te pupuri wai, kia taea ai te whakapai ake i te kaha o te moata. He pai ake te hinu me te kirihou hei whakapai ake i ngā āhuatanga tono, he māmā ake te tono ka penapena i te wā me te whakapai ake...Pānuihia atu»
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Ko te Hydroxypropyl methylcellulose, e kiia nei ko: HPMC, MHPC rānei. He paura mā, he paura mā-parauri rānei te āhua; ko te whakamahinga matua he mea whakamarara i roto i te hanga o te polyvinyl chloride, ā, koia te kaiāwhina matua mō te whakarite i te PVC mā te whakapūhui whakatārewatanga. I roto i te tukanga hanga...Pānuihia atu»
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He kupu whānui te cellulose ether mō te raupapa o ngā hua i puta mai i te tauhohenga o te cellulose alkali me te kaihoko etherifying i raro i ētahi tikanga. Ka whakakapia te cellulose alkali ki ngā kaihoko etherifying rerekē hei whiwhi i ngā cellulose ethers rerekē. E ai ki te ionization pr...Pānuihia atu»
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1. Te Kōwhiringa o te Rauemi Paru (1) Uku: Whakamahia he bentonite kounga teitei, ā, ko ōna whakaritenga hangarau e whai ake nei: 1. Rahi o te matūriki: neke atu i te 200 mata. 2. Te nui o te makuku: kaua e neke atu i te 10% 3. Te tere o te whakapūpū: kaua e iti iho i te 10m3/tana. 4. Te ngaronga wai: kaua e neke atu i te 20ml/min. (2) Te Kōwhiringa Wai: Ko te wai...Pānuihia atu»
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1. He aha ngā tikanga whakarewa o te hydroxypropyl methylcellulose HPMC? Whakautu: Tikanga whakarewa wai wera: Nā te mea kāore te HPMC e rewa i roto i te wai wera, ka taea te horapa ōrite te HPMC i roto i te wai wera i te tīmatanga, kātahi ka rewa wawe ina whakamatao. E rua ngā tikanga noa e whakaahuatia ana ko ...Pānuihia atu»
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Ko te Hydroxypropyl methylcellulose (HPMC) he ether cellulose kore-ionic i hangaia mai i te rauemi polymer tūturu cellulose mā roto i te raupapa o ngā tukanga matū. He paura ma, kāore he kakara, kāore he reka, kāore hoki he paitini, ka pupuhi hei wairewa colloidal mārama, paku kapua rānei i roto i te wai matao. Kei a ia te t...Pānuihia atu»
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1. Te mahi matua o te cellulose ether I roto i te moata kua oti te whakaranu, ko te cellulose ether te tāpiri matua e tāpirihia ana i te iti rawa engari ka taea te whakapai ake i te mahi a te moata mākū me te pā ki te mahi hanga o te moata. 2. Ngā momo cellulose ethers Te hanga o te cellul...Pānuihia atu»
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1. Methylcellulose (MC) Whai muri i te rongoā o te miro kua whakapaia ki te kawakore, ka puta te cellulose ether mā roto i tētahi raupapa tauhohenga me te methane chloride hei kaihoko etherification. Ko te tikanga, ko te taumata o te whakakapinga he 1.6~2.0, ā, he rerekē anō hoki te wairewa me ngā taumata rerekē o te whakakapinga...Pānuihia atu»
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He iti noa te tāpiri o te cellulose ether i roto i te moata paura maroke, engari ka taea e ia te whakapai ake i te mahi a te moata maku, ā, ko ia te tāpiri matua e pā ana ki te mahi hanga o te moata. Ko te Hydroxypropyl methylcellulose te cellulose ether e whakamahia ana i roto i...Pānuihia atu»
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1 Kupu Whakataki Ko te piripiri taera sima te tono nui rawa atu o te moata maroke-whakaranu motuhake i tēnei wā, he mea hanga mai i te sima hei rauemi sima matua, ā, he mea tāpiri atu ki ngā konganuku kua whakarōpūtia, ngā kaihoko pupuri wai, ngā kaihoko kaha wawe, te paura rapa me ētahi atu mea rauropi, mea kore-ora rānei...Pānuihia atu»
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1. Ko te whakamahinga matua o te cellulose ether HPMC? He whānuitia te whakamahinga o te HPMC i roto i te moata hanga, te peita wai-wai, te kapia hangai, te uku, te rongoā, te kai, te kakahu, te whakapaipai, te tupeka, me ētahi atu ahumahi. Kua wehea ki te taumata hanga, te taumata kai, te taumata rongoā, te PVC ahumahi...Pānuihia atu»