Mā te tāpiri i ngā pūmua ka taea te whakapai ake i te ātete-wai, te pakari, te ātete-ngatata me te ātete-pānga o te moata me te raima. He pai te pānga o te ātete-wai me ētahi atu āhuatanga. Ki te whakatauritea ki te whakapai ake i te kaha piko me te kaha piri o te moata me te whakaiti i tōna pakarukaru, he iti noa iho te pānga o te paura rapa ka taea te whakamarara anō ki te whakapai ake i te pupuri wai o te moata me te whakanui ake i tōna piri.
Ko te paura pūmua ka taea te whakamarara anō ka tukatukahia mā te whakamaroke rehu mā te whakamahi i ētahi emulsions o nāianei. Ko te tukanga ko te tiki tuatahi i te emulsion pūmua mā te polymerization emulsion, kātahi ka tiki mā te whakamaroke rehu. Hei ārai i te kohikohinga o te paura rapa me te whakapai ake i te mahi i mua i te whakamaroke rehu, ka tāpirihia ētahi tāpiringa, pērā i ngā patu huakita, ngā tāpiringa whakamaroke rehu, ngā plasticizers, ngā dehumer, me ētahi atu, i te wā o te whakamaroke rehu, i muri tata mai rānei i te whakamaroke. Ka tāpirihia he kaihoko tuku hei ārai i te piri o te paura i te wā e rongoa ana.
I te pikinga ake o te ihirangi o te paura rapa ka taea te whakamarara anō, ka whanake te pūnaha katoa ki te kirihou. Mēnā he nui te ihirangi o te paura rapa, ka piki haere te wāhanga polymer i roto i te moata kua whakamaroketia i te hua whakamakuku kore-waro, ka huri te moata i te kounga ka huri hei tinana pīwariwari, ā, ka huri te hua whakamakuku o te sima hei "whakakī". Ko te kiriata i hangaia e te paura rapa ka taea te whakamarara anō kua horahia ki runga i te atanga he mahi nui anō, arā, hei whakarei ake i te piri ki ngā rauemi e pā ana, he mea e tika ana mō ētahi mata uaua ki te piri, pērā i te mimiti wai tino iti, ngā mata kore-mimiti rānei (pērā i ngā mata raima me te rauemi sima maeneene, ngā pereti maitai, ngā pereki ōrite, ngā mata pereki whakakoi, me ētahi atu) me ngā mata rauemi waro (pērā i ngā papa EPS, kirihou, me ētahi atu) he mea tino nui. Nā te mea ko te here o ngā piripiri kore-waro ki ngā rauemi ka tutuki mā te kaupapa o te whakauru miihini, arā, ka uru te paru waipēhi ki roto i ngā āputa o ētahi atu rauemi, ka mārō haere, ā, ka mutu ka piri te moata ki a ia pērā i te kī kua whakauruhia ki roto i te raka. Mō te mata uaua ki te hono i runga ake nei, kāore e taea e te mata o te rauemi te uru pai ki roto i te rauemi hei hanga i tētahi whakaurunga miihini pai, kia kore ai e pai te here o te moata me ngā piripiri kore-waro anake ki a ia, ā, he rerekē te tikanga here o te polymer. , Ka herea te polymer ki te mata o ētahi atu rauemi e te kaha intermolecular, ā, kāore e whakawhirinaki ki te porosity o te mata (ko te tikanga, ka pai ake te piri o te mata taratara me te mata whakapā nui ake).
Wā tuku: Maehe-07-2023