Ko te PE, arā, te polietilini, he atu anō hoki te momo pākete i te rereke mai i te rauaru. Kei roto i te maha o ngā mahi ka kitea e tātou. Ko tēnei momo atu o te PE he mea matika, he mea e āhei ana ki te kuhu, ko tōna ingoa ko te LDPE. E ai ki tērā, ka āhei ia ki te kuhu me te whakarite ki te kawe, he nui te pūtake. Ko te LDPE he tētehi atu hoki o ngā whakapakoko pākete me te iti rawa i ngā momo toki, nō reira ka whakamahi ngā tangata ki te whakatakoto i te katoa i runga i te kore wai me te kore i ngā rongoā haurangi. Nā tēnei ka noho whānui ia hei whakaae ki ngā mea pērā i te whakapakoko kai me ēnei mea e hiahiatia ana kia noho pai me te tiaki.
He kēnangahanga hoki tō mua kei raro i te LDPE, e mōhiotia ana hoki hei linear low-density polyethylene, nō reira ko te LD LDPE. E āhei ana ēnei ki ngā whakauru āhuatika hei whakatūwhera i a rātou kia kēnanga me te kore e kitea nei i te whanake. Kua whakamahiia te LD LDPE mō te whakapakanga i ngā mea nui rawa atu rānei, nō reira ka taea te whakamataku i ngā mea e āhei ana ki te paku i te whenua tuhinga o te āhua o te whare wāriu. Ko tētahi nui o ngā taonga he kino i te whitiwhiti, nā te kore o te whakapakanga e hāngai ana.
Te wāhanga whakawhitiwhiti kaihau kei raro i a PE LD LDPE he tōronga nui rawa atu. Ko tēnei anō te āhua, ka taea e mātau e whakawhitiwhiti ana i a ia mō ētahi tau, ki reira ka tahua mātau i a ia i te mea ka hokohoko mātau i a ia i te wā e hiahia ana mātau ki te whakaiti i a ia. Ki te whakawhitiwhiti, ka taea e mātau te iti i ngā waipiro me te whakahē i ngā pūngao. Ahakoa hoki te roa o PE LD LDPE, kaore ia i te mimiti haere i te tino rerekē mai i ētahi atu momo kaihau whakapakanga, ā, ka taea e mātau e whakamahia ana i a ia i te wā e hirango ana. Ko tēnei ka taea e mātau te whakamahia tonu i ō mātau ake kaihau, kaore mātau i te mea hokohoko ake tonu i tēnei kaihau, ko tēnā he pai noa rā i ō mātau pūkete me te ao.
Ā, kei reira hoki te pai rawa i te whiu me te whakatetehi. E hiko koe, ka taea e ia te whiu me te karehe ki reira kaore i mate. Ko tēnei he pai noa rā mo ngā wāhi e whakamahia ana ngā rorohiko nui me ngā tāngata whakahaere. He mea nui hoki tōna pai i te whakamahia hei kaihau mo ngā mea taeata me ērā ka taea e rātau te whakakopa i runga i ngā kaihau iti i te mea kaore i te whakaroto i a ia. Ko tēnei e āhei ana hoki kia tiakina ngā mahi i te wā e tuku mai ana me te whakahaere.
He tāngata hē ki te whai take rerekē rawa, ko te āheinga o ēnei rauemi i waihanga ai i te tahara mōlakula. Ki te whānui atu ki te PE LD, nō te mea he iti ake ngā kauwhata polimā o te LLDPE, ko te mea hoki he iti ake ngā pūtaka, e mahi ana i te whakanuitia tōna momo harakeke me te mea hoki e mātau nei. He roa rawa atu ngā kauwhata o te LDPE, ko te mea hoki he iti ake ngā pūtaka, ka whai hua pai ake, ko te mea hoki e kīhai nei e kitea te pai me te kaha.
Ki te tauhere, kei raro i ēnei kete kai monohemohe ka waihangahia e te PE LD rānei, he LDPE, pērā i ēnei ka whai mai i a tātou i te haere kai. Kāore i whakamahia anō hei whakamahinga i ngā mea kē, pērā i te whakaputuputu kai, he poraka kai, me ngā poraka kai, me ngā poraka kai, me ngā poraka kai, me ngā poraka kai, me ngā poraka kai, me ngā poraka kai, me ngā poraka kai, me ngā poraka kai.
He katoa atu hoki ngā tono ā-mihi mō te PE LD LDPE i whakamahi i tēnei. Ko ēnei ko ngā whakapakoko mihi mō ngā raraunga, ā, ngā kiri kaiwawao mō ngā rangatira o ngā pire me ngā kaiwhakaako. Ko tana nui ki te whanake, ko tana nui ki te noho i runga i te wai me ngā momo rongoā e ai ki te whakamana i a ia hei tūtohu pai rawa mo enei taonga nui. E hīnā ana tēnei he mea e āhei ai te hunga mate ki te tirotiro me te whai hua.
Te Tirohanga © Yuezheng Plastic Color Masterbatch (Dongguan) Co., Ltd. Nga Rangatiratanga Katoa Whakaritea
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