Ko te kiriata piri rewa-wera he momo rauemi ka taea te hono rewa-wera hei hanga i tētahi kiriata matotoru, ā, ka whakatinanahia te hononga piri rewa-wera i waenga i ngā rauemi. Ehara te kiriata piri rewa-wera i te piri kotahi, engari he momo piri. Pērā i te PE, EVA, PA, PU, PES, polyester whakarerekētia, me ētahi atu, ka taea te whakawhanake hei kiriata piri rewa-wera. E ai ki te rauemi, kei reira ngā kiriata piri rewa-wera tpu eva, te kiriata piri rewa-wera pes, te kiriata piri rewa-wera pa, te kiriata piri rewa-wera pa, me ētahi atu.
Ko te kiriata piri rewa wera PES he hua kiriata piri rewa wera i hangaia ki te polyester hei rauemi mata matua. Ko te polyester (ko te ingoa whānui o te polymer kei roto ngā rōpū ester i roto i te mekameka matua) e wehea ana kia rua ngā momo: te polyester kore mākū me te polyester thermoplastic. Hei te matrix piri rewa wera, ka whakamahia te polyester thermoplastic, arā, te polyester mākū raina, hei rauemi mata mō te piri rewa wera. Ka hangaia mā te polycondensation o te waikawa dicarboxylic me te glycol, te alkyd rānei. He pai te piri o te piri rewa wera polyester ki te maha o ngā rauemi, pērā i te konganuku, te uku, te papanga, te rakau, te kirihou, te rapa, me ētahi atu. Ka whakamahia i roto i ngā kākahu, ngā taputapu hiko, ngā hu, ngā kākahu, ngā hu, ngā rauemi hiato, te hanga me ētahi atu ahumahi.
Ngā painga hua o te kiriata piri rewa wera
1. He ātete pāmahana teitei, he ātete pāmahana iti, ā, he pai te ātete pāmahana teitei;
2. Ngā painga o te ātete horoi wai, te ātete hinu, te ātete whakarewa, me ētahi atu.
3. He iti te utu, he ātete ki te horoi, he penapena mahi, kāore e turuturu te kāpia, ā, he tiaki taiao.
Hei momo piri hou, he maha ngā whakamahinga o te kiriata piri rewa wera i roto i te umanga takai me te umanga hiko. Nā te whanaketanga o ngā kiriata piri rewa wera i te kāinga me tāwāhi, kua nui haere te aro ki ngā mara tono.
Wā tuku: Whiringa-ā-rangi-09-2020