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Pehea e koho ai i ka Antioxidant kūpono?

ʻAikena2

Pehea eE kohokaAkūponoAntioxidant

ʻO ke koho ʻana i ka antioxidant kūpono kahi hana koʻikoʻi e hoʻomaikaʻi ai i ka lōʻihi, ka helehelena a me ka hana o ka polymer. Pono kēia i ka noʻonoʻo piha ʻana i nā mea he nui e like me nā waiwai kemika o ka polymer ponoʻī, ka hoʻoponopono ʻana i nā kūlana, ka hoʻohana hope ʻana a me nā hoʻoponopono hoʻomalu kaiapuni.

ʻAikena1

Polyolefins(e like me ka polyethylene a me ka polypropylene) hiki ke hoʻohaʻahaʻa i ka thermal oxidative degradation, e koi ana i nā antioxidants mua (e like me nā phenols) e hopu i nā radical manuahi a me nā antioxidants kōkua (e like me ka phosphites) e decompose hydroperoxide.

PVC'O ka ho'oha'aha'a 'ia ma luna o ka ionization, a i ka ho'ohālikelike 'ia me polyolefins, PVC mea hana i emi nui koi no antioxidants. I kēia manawa, hoʻohana pinepine ʻia nā antioxidants no PVCAO1076, AO2246, etc.

ʻenehana ʻenekinia(PA, PC, PPS) e hana maʻamau i nā wela kiʻekiʻe a koinā antioxidants pale welae pale i ka melemele a me ka nalowale ikaika.

①No nā kūlana kaʻina hana kiʻekiʻe (> 280 ℃), pono e koho i nā ʻano like me ka haʻahaʻa haʻahaʻa a me ke kūpaʻa wela kiʻekiʻe.

②No ka hoʻolaha ʻana i waho o ka wā lōʻihi, pono kahi ʻōnaehana anti-UV synergistic, e like me nā pūhui phenolic aNā mea hoʻopau UV.

③E noʻonoʻo i ka hoʻohālikelike a pale i ka ua. Eia kekahi, ʻoi aku ka nāwaliwali o nā antioxidants amine.

④ ʻO ka hui pū ʻana o ka antioxidant koʻikoʻi a me ka antioxidant kōkua hiki ke hoʻomaikaʻi nui i ka hopena anti-aging.

I ka hōʻuluʻulu manaʻo, ʻaʻole lawa ka hoʻohana ʻana i nā antioxidants wale nō e hoʻokō i nā hiʻohiʻona noiʻi like ʻole, a ʻo ka hoʻohui ʻana o nā mea hoʻohui he ʻoi aku ka maikaʻi.

E kelepona iā mākou no ka ʻike hou aku!


Ka manawa hoʻouna: Mei-12-2025