Ngā āhuatanga taketake o te konutea waikura:
◆Ngā āhuatanga ā-tinana me ngā āhuatanga matū
Ko te waikura konutea, hei waikura o te konutea, he āhuatanga kawakore amphoteric. He uaua ki te rewa ki te wai, engari ka ngāwari te rewa ki ngā waikawa me ngā turanga kaha. Ko tōna taumaha ngota he 81.41, ā, ko tōna ira rewa he teitei ki te 1975 ℃. I te pāmahana rūma, ka puta te waikura konutea hei tioata hexagonal, kāore he kakara, kāore he reka, ā, he āhuatanga pumau. I roto i te ao whāngai, ka whakamahia e mātou ōna āhuatanga whakakotahi, mimiti, me te patu huakita. Mā te tāpiri atu ki te whāngai poaka, ehara i te mea ka pai ake te tipu, engari ka ārai hoki i ngā raruraru mate korere.
◆Te kaupapa mahi me te ara mahi
Kua whānuitia te whakamātautanga o ngā horopeta teitei o te konutea waikura hei whakapai ake i te tipu o te poaka me te ārai i te mate korere. Ko te kaupapa matua o tana mahi e pā ana ki te āhua ngota o te konutea waikura (ZnO), kaua ki ētahi atu momo konutea. Ka taea e tēnei matū hohe te whakatairanga i te tipu o ngā poaka me te whakaiti nui i te mate korere. Ka whakatairangahia e te konutea waikura te tipu o te poaka me te hauora o te puku mā roto i tōna āhua ngota ZnO. Ka whakakorengia e ngā horopeta teitei o te ZnO te waikawa puku me te whakakotahi i roto i te puku me te whekau iti, ka mimiti i ngā huakita kino, ka whakapai ake i te tipu.
I roto i te taiao waikawa o te puku, ka pāngia te konutea waikurate tauhohenga whakakore waikawa-pūtake me te waikawa puku, ā, ko te whārite tauhohenga ko: ZnO+2H+→ Zn² ⁺+H₂ O. Ko te tikanga o tēnei, e rua ngā mōrehu o ngā katote hauwai e pau ana i ia morehu o te waikura konutea. Mēnā ka tāpirihia he 2kg/t o te waikura konutea noa ki te whāngai mō ngā poaka iti, ā, ki te whakaaro ko te kai o ia rā mō ngā poaka kua whakamutua te whāngai he 200g, ka pau i a rātou te 0.4g o te waikura konutea ia rā, arā, 0.005 ngā mōrehu o te waikura konutea. Mā tēnei, ka pau te 0.01 ngā mōrehu o ngā katote hauwai, he rite tonu ki te 100 miririta o te waikawa puku me te pH o te 1. Arā, ko tēnei wāhanga o te waikura konutea (tata ki te 70-80%) e tauhohe ana ki te waikawa puku ka pau i te 70-80 miririta o te waikawa puku pH 1, e tata ana ki te 80% o te katoa o te waikawa puku e tukuna ana i ia rā i roto i ngā poaka iti kua whakamutua te whāngai. Kāore e kore ka pā nui tēnei kai ki te nakunaku o te pūmua me ētahi atu matūkai i roto i te kai.
Te mōrearea o te horopeta nui o te konutea waikura:
I te wā e whakamutua ana te whāngai i ngā poaka, ko te nui o te konutea e hiahiatia ana he tata ki te 100-120mg/kg. Heoi, ka taea e te Zn²+ nui rawa te whakataetae ki ngā kaikawe mata o ngā pūtau mucosal o te puku, ā, ka aukati i te mimiti o ētahi atu huānga iti pēnei i te parahi me te rino. Ka whakararuraru tēnei aukati whakataetae i te taurite o ngā huānga iti i roto i te puku, ka ārai i te mimiti o ētahi atu matūkai. Kua whakaatuhia e ngā rangahau ko te nui o te konutea waikura ka whakaiti i te mimiti o ngā huānga rino i roto i te puku, ā, ka pā ki te hanganga me te hanga o te hemoglobin. I taua wā anō, ka taea hoki e te nui o te konutea waikura te whakaputa nui o te metallothionein, e pai ake ana te here ki ngā katote parahi, ka hua ake te korenga o te parahi. Hei tāpiri, ko te pikinga nui o ngā taumata konutea i roto i te ate me ngā whatukuhu ka puta pea ngā raruraru pēnei i te anemia, te kiri mā, me te huruhuru taratara.
◆Ngā pānga ki te nakunaku waikawa puku me te pūmua
He matū paku kawakore te konutea waikura, ā, ko tōna uara waikawa he 1193.5, ko te tuarua anake i te paura kōhatu (ko te uara waikawa he 1523.5), ā, he tino teitei te taumata i roto i ngā rauemi mata o te whāngai. Ka pau te nui o te waikawa puku i ngā horopeta nui o te konutea waikura, ka whakararu i te nakunaku o te pūmua, ā, ka pā ki te nakunaku me te mimiti o ētahi atu matūkai. E kore e kore ka pā kino tēnei kai ki te nakunaku o te pūmua me ētahi atu matūkai i roto i te whāngai.
◆Ngā arai ki te mimiti o ētahi atu matūkai
Ka whakataetae te nui rawa o te Zn²+ ki te mimiti o ngā matūkai, ka pā ki te mimiti o ngā huānga iti pēnei i te rino me te parahi, ka pā ki te hanganga o te hemoglobin me ngā raruraru hauora pēnei i te anemia.
◆Te apoptosis o ngā pūtau mucosal o te puku
Kua whakaatuhia e ngā rangahau ko te nui rawa o te Zn²+ i roto i ngā pūtau kiriuhi puku ka arahi ki te apoptosis pūtau me te whakararuraru i te āhua pumau o ngā pūtau puku. Ehara i te mea ka pā noa tēnei ki te mahi noa o ngā whākōkī kei roto te konutea me ngā mea whakawhitiwhiti kōrero, engari ka whakanui ake hoki i te mate o ngā pūtau, ka arahi ki ngā raruraru hauora o te puku.
◆Te pānga ki te taiao o ngā iona konutea
Ko ngā iona konutea kāore i mimiti katoatia e te whekau ka puta atu me ngā paru. Mā tēnei tukanga ka nui ake te kukū o te konutea i roto i ngā paru, ka puta he nui o ngā iona konutea kāore i mimitia, ka puta he parahanga taiao. Ko tēnei nui o te tukunga iona konutea ehara i te mea ka whakakīkī noa i te oneone, engari ka arahi hoki ki ngā raruraru taiao pērā i te parahanga o te konganuku taumaha i roto i te wai whenua.
Te waikura konutea tiaki me ngā painga o te hua:
◆Ngā pānga pai o te konutea waikura tiaki
Ko te whanaketanga o ngā hua tiaki konutea waikura e whai ana kia whakamahia katoatia te pānga ārai-korere o te konutea waikura. Mā roto i ngā tukanga tiaki motuhake, ka taea e te konutea waikura ngota ake te tae atu ki te whekau, ā, ka puta tōna pānga ārai-korere me te whakapai ake i te whai huatanga whānui o te konutea waikura. Mā tēnei tikanga tāpiri iti-horopeta ka taea te whakatutuki i te pānga ārai-korere o te konutea waikura nui-horopeta. Hei tāpiri, ka taea hoki e tēnei tukanga te whakaiti i te tauhohenga i waenga i te konutea waikura me te waikawa puku, te whakaiti i te kai o te H+, te karo i te whakaputanga nui o te Zn²+, ā, ka whakapai ake i te nakunaku me te tere whakamahinga o te pūmua, te whakatairanga i te mahi tipu o ngā poaka iti, me te whakapai ake i te āhua o ō rātou huruhuru. Kua whakaūhia e ētahi atu whakamātautau kararehe ka taea e te konutea waikura tiaki te whakaiti i te kai waikawa puku i roto i ngā poaka iti, te whakapai ake i te nakunaku o ngā matūkai pēnei i te mea maroke, te hauota, te pūngao, me ētahi atu, ā, ka whakanui ake i te pikinga taumaha o ia rā me te ōwehenga mīti ki te whāngai o ngā poaka iti.
◆Ko te uara hua me ngā painga o te konutea waikura:
Whakapai ake i te nakunaku me te whakamahinga o te whāngai, ā, ka whakatairanga i te whakapainga o te mahi whakaputa; I te wa ano, ka whakaitihia te maha o ngā mate korere me te tiaki i te hauora o te puku.
Mō te tipu o ngā poaka i muri mai, ka taea e tēnei hua te whakapai ake i tō rātou tipu me te whakaoti rapanga pēnei i te kiri mā me te huruhuru taratara.
Ko te hoahoa ahurei iti te tāpiritanga e kore e whakaiti noa i te mōrearea o te nui rawa o te konutea, engari ka whakaitihia hoki te parahanga pea o ngā tukunga konutea nui ki te taiao.
Wā tuku: Hepetema-04-2025

