Ao Whānui - PVA Matua: Pūmua Kounga Teitei mō ngā Mahi Kanorau
Ngā Āpure Tono Matua
He whānuitia te whakamahinga o te PVA i roto i te umanga kakahu. He mea whakarite ine mō ngā miro, hei whakapai ake i tōna kaha me tōna maeneene i te wā e whatu ana. Mā tēnei ka āwhina ki te whakaiti i te pakaru me te whakarei ake i te kounga whānui o te papanga. I muri i te tukanga whatu, ka taea te tango ngāwari i te PVA mā te horoi, ka waiho te papanga me ōna āhuatanga taketake. Hei tāpiri, ka whakamahia te PVA i roto i te hanga paninga kakahu me ngā piripiri, ka pai te piri me te roa.
I roto i te umanga pepa, ka whakamahia te PVA hei taputapu ine mata me te mea here. Hei taputapu ine mata, ka whakapai ake i te ātete wai, te kaha, me te āheinga tā o te pepa. Ka hangaia he kiriata angiangi, mārama ki runga i te mata pepa, ka ārai i te horapa o te waituhi, ā, ka whakapai ake i te mārama o ngā whakaahua kua tāia. Hei taputapu here, ka whakamahia te PVA ki te hanga pepa pania me te pepa pepa, ka whakarei ake i te piri i waenga i te paparanga paninga me te papa, ā, ka whakapai ake i te kaha me te roa o ngā hua pepa.
He mea nui anō hoki te PVA i roto i te umanga piri. He tino pai ōna āhuatanga piri, inā koa mō ngā rauemi pūngoi pēnei i te rakau, te pepa, me ngā kakahu. He wairewa ngā piri PVA, he ngāwari ki te whakamahi, ā, he kaha pai te piri. He whānuitia te whakamahinga i roto i ngā umanga hanga, tāonga whare, me te takai hei piri i ngā momo rauemi. Hei tāpiri, ka taea te whakarerekē i ngā piri PVA me ētahi atu tāpiri hei whakapai ake i tōna ātete wera, te ātete wai, me ētahi atu āhuatanga hei whakatutuki i ngā whakaritenga tono motuhake.
I roto i te mara o ngā paninga, ka whakamahia te PVA hei kaihanga kiriata. Ka hangaia he kiriata mārama, ngāwari, ātete-wai ki runga i te mata o te mea kua pania, hei tiaki i te makuku, ngā matū, me ngā hihi UV. He whānuitia te whakamahinga o ngā paninga PVA hei tiaki i ngā mata rakau, whakarewa, me te kirihou. Ka taea hoki te whakamahi hei paninga tuatahi, hei paninga takawaenga rānei hei whakapai ake i te piri me te mahi o te paninga o runga.
Ngā Whakatakotoranga
| Ingoa Hua | Waipiro Polyvinyl | |||||||||
| Tātai Matū | (C2H4O)n | |||||||||
| Taumaha ngota | 30,000–150,000 karamu/mol | |||||||||
| Āhua | Paura mā, paura rānei | |||||||||
| Te Pūwāhi Rewa | 230–240°C | |||||||||
| Kiato | 1.26–1.31 karamu/cm³ | |||||||||
| Nama Kāri | 9002-89-5 | |||||||||
| Waehere HS | 39053000 | |||||||||
| EINECS NO | 209-183-3 | |||||||||
| Tono | Whakamahia i roto i ngā piripiri, ngā kakahu, ngā paninga pepa, me ngā kiriata | |||||||||
Pepa Whakahaere Kounga
| Ingoa Hua | Waipiro Polyvinyl | ||||||
| TAONGA | UARA PAEREWA（%） | UARA WHAKAMĀTAUTAU（%） | |||||
| Te Tohu o te Waipiro%(mol/mol) | 86.5～88.0 | 86 | |||||
| Mataotao mPa·s | 45.0～55.0 | 48 | |||||
| Ihirangi Pūngāwerewere | ≤5 | 3 | |||||
| Ihirangi pungarehu% | ≤0 | 0 | |||||
| Uara pH | 5.0 | 5.0 | |||||
| Rahi matūriki nui atu i te 10mesh | - | 2 | |||||
| Rahi matūriki iti iho i te 60mesh | - | 2 | |||||
Hei whakarāpopototanga
Kei te wātea tā mātou Global - Premier PVA i roto i ngā momo me ngā āhua rerekē, tae atu ki ngā paura, ngā kirikiri, me ngā otinga, hei whakatutuki i ngā hiahia motuhake o ngā momo ahumahi. He āhuatanga motuhake tō ia momo PVA pērā i te matotoru, te taumata o te whakakotahitanga, me te taumata waipiro, ka taea te whakarite kia rite ki ngā hiahia o te kiritaki. Ka tākaihia ā mātou hua PVA ki roto i ngā takai ārai-makuku me te ārai-hau hei whakarite i tō rātou kounga me te pumau i te wā rokiroki me te kawe. Ahakoa he kaihanga kakahu koe i Āhia, he mira pepa i Ūropi, he kaihanga piripiri i Amerika Te Raki, he kamupene paninga rānei i Amerika Te Tonga, ko tā mātou Global - Premier PVA te polymer pono me te kounga teitei ka taea te āwhina i a koe ki te whakapai ake i te mahi me te kounga o ō hua.