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Ngā Pūrongo

Te Wetewete i te p – tert – amylphenol: He Tohunga Maha i te Ao Ahumahi

I roto i te ao ahumahi hou, e tiaho ana te p – tert – amylphenol pērā i te pērara kanapa, e whiti ana i tētahi kanapa ahurei.

Mō tōna hanganga matū, he āhua motuhake tōna, ā, he tino pai te tauhohenga matū me te pumau. I tōna āhua, ka puta mai i roto i ngā āhua mā ki te kōwhai mārama, hei pereki, hei kirikiri, hei paura matotoru rānei. Kei raro i ēnei āhua ahurei te kaha nui.

I te wā e hanga ana i ngā kapia phenolic, he rauemi mata matua tēnei e kore e taea te whakakore. Ko te kapia p – tert – amylphenol formaldehyde i hangaia mā te polycondensation me te formaldehyde e whakaatu ana i te ātete wera, te ātete wai, me ngā āhuatanga miihini tino pai. I roto i te mara paninga, ka taea e ia te whakanui ake i te pakeke, te kanapa, me te piri o ngā paninga, e kore ai e ataahua noa te paninga engari ka taea hoki te tiaki mo te wa roa mo te mea kua pania. I roto i te mara piri, ka taea e ia te whakapakari i te kaha piri me te ātete wera, te hono piri i ngā momo rauemi me te tu atu ki ngā whakamātautau pāmahana teitei.

I roto i te umanga rapa, e rua ngā kawenga e pikau ana i a ia, arā, he matū ārai-waikura me he matū whakapūmau kirihou. Hei matū ārai-waikura, ka ārai pai i te waikura me te koroheketanga o te rapa, ka roa ake te ora o ngā hua rapa. Hei matū whakapūmau kirihou, ka whakapai ake i ngā āhuatanga tukatuka, ka whakanui ake i te ngāwari me te ngāwari, ka māmā ake te tukatuka rapa.

I muri i te tauhohenga tāpiri ki te ethylene oxide me te propylene oxide, ka hurihia hei surfactant me te mahi tino pai. I roto i ngā hopi horoi, ka whakaitihia e ia te kukū o te mata o te wai, ā, ka kaha te whakapūmau me te whakamarara i ngā paru hinu. I roto i ngā mea whakapaipai, ka mahi hei emulsifier hei pupuri i te pumau me te kakano o ngā hua. I roto i te umanga patu pepeke, ka āwhina i ngā kai hohe kia marara me te whakatarewa kia ōrite, kia pai ake ai te pānga o te tono.

Nā ōna āhuatanga tino pai, kua uru hōhonu te p – tert – amylphenol ki roto i ngā ahumahi maha, ā, kua werohia he kaha ki te whanaketanga ahumahi. Ko te whiriwhiri i te p – tert – amylphenol ko te whiriwhiri i tētahi otinga ahumahi whai hua ake, kounga teitei ake hoki, e whakatuwhera ana i tētahi upoko hou i roto i te whakaputa ahumahi.


Te wā tuku: 18-Pepuere-2025