I-TPU (i-Thermoplastic Polyurethane)isetshenziswa ekwakheni ukuvimbela amanzi ngezindlela ezahlukene, okuhlanganisa ulwelwesi olungangeni manzi, amashidi okuvimbela amanzi, amafilimu okunamathela ashisayo, kanye nokwemboza, ukuze kuhlangatshezwane nezidingo zokuvimbela amanzi, ukuvimbela umswakama, kanye nokuvala izimo ezahlukene.
√ Amafomu Esicelo Ayinhloko Nezibonelo
- Amashidi Okuvimbela Ukungena Kwamanzi / Ama-Membrane: Asetshenziswa njengezendlalelo ezingangenisi manzi ezisebenza kahle kakhulu kumaphrojekthi endawo enkulu njengophahla, amagumbi angaphansi komhlaba, imigudu, amabhuloho, kanye namachibi.
- Ama-Membrane Angangenisi Umoya: Vumela umhwamuko wamanzi ukuthi uphume ngenkathi uvimba ngempumelelo ukungena kwamanzi angaphandle - afanele uhlangothi lwangaphandle lwezendlalelo zokuvikela ukuze kuthuthukiswe ukungabi nomoya endlini, asetshenziselwa izindonga, ophahleni, kanye nezakhiwo zokhuni.
- Izinto Zokuvala Ezingangeni Manzi: Zisetshenziselwa ukuhlangana, imiphetho yocingo, izimpande zamapayipi kanye neminye imininingwane, noma njengezinto zokuvala ezingavuvukala amanzi zokwandisa nokwakha amalunga.
- Izembozo Ezingangeni Manzi: Zisetshenziswa njengezembozo kukhonkrithi, insimbi, nezinye izinto zokwakha ukuze kwakhiwe ifilimu engangeni manzi engenamthungo - efanele amachibi okubhukuda, phansi kwezimboni, njll.
- Ingilazi Yokuphepha Ene-Laminated: Ifilimu ye-TPU enamandla aphezulu, eqinile ibopha ngokuqinile izingcezu zengilazi ukuze ivimbele ukuqhekeka - esetshenziswa ezindongeni zamakhethini aphezulu kanye nasezibanini zesibhakabhaka.
√ Amapharamitha Obuchwepheshe Okuvamile kanye Nokusebenza
- Izakhiwo Zomzimba/Zomshini:
Amandla okunamathela kwamashidi angangeni manzi ngokuvamile angama-30–45 MPa, ukunwebeka lapho kuphuka kungu-500–700%, ukujiya kungu-0.2–0.5 mm.
Izindwangu ze-TPU ezihlanganisiwe zinokumelana nokubhoboza okungu-≥80 N/mm² kanye nokwelulwa ngesikhathi sokuphumula okungu-≥300%. - Ukuqina Nokuzinza:
Iphuzu lokuncibilika cishe lingu-90°C, izinga lokushisa lokuphambuka kokushisa lingu-70–90°C.
Ngemva kwamahora angu-500 okuguga kokushisa ku-80°C, ukulahleka kwamandla okudonsa <5%.
Ukusebenza okuzinzile ku--40°C; amanye amazinga angasetshenziswa ehle aze afike ku--65°C. - Ezemvelo Nokuphepha:
I-TPU ayinabo ubuthi, ayinaphunga, futhi inobungani nemvelo.
Ifomu lempuphu eqinile engu-100% alinikezi ukukhishwa kwe-VOC okungekho, okuhlangabezana nezidingo zokwakha eziluhlaza.
√ Amaphuzu Okwakha Nokusebenzisa
- Izicelo Zokuhlanganisa: Isibonelo, ukuxuba i-69.2% TPU, i-30% yempuphu yerabha, kanye ne-0.8% defoamer kungakhiqiza izinto ezingangeni manzi ezisebenzayo ezingabizi kakhulu zezendlalelo zokuvala ezingangeni manzi zesitimela esisheshayo.
- Ukukhetha Inqubo:
- Impuphu ye-TPU: i-scatter coating + ukucindezela okushisayo
- Ifilimu yokuncibilikisa eshisayo ye-TPU: ukushisela okuvama kakhulu noma kwe-ultrasonic
- Ishidi le-TPU: ukushisela umoya oshisayo noma izinamathiseli ezikhethekile zokugoqana
- Ukuzinza Kokushisa Kubalulekile: Ukumelana namanzi kubalulekile ekwakheni ukuvimbela amanzi. Amanye amafomula e-TPU awonakala kakhulu emanzini ashisayo esikhathi eside; umswakama ophezulu ohlala isikhathi eside ungabangela i-hydrolysis okuholela ekwehlulekeni kokuvalwa. Ngakho-ke, ukukhetha izinga elimelana ne-hydrolysis kubaluleke kakhulu.
- Ukwelashwa Komphezulu Kubalulekile: Ezindaweni ezimboziwe noma ezibushelelezi, ukusebenzisa i-primer ehambisanayo kuthuthukisa kakhulu ukunamathelana phakathi kwengubo ye-TPU kanye ne-substrate, okuqinisekisa ubuqotho bengqimba engangeni manzi.
- Ngokwakha izinhlelo zokuvimbela amanzi,i-TPU esekelwe ku-polyetheryenziwe nguYantai Linghua impahla entshaNgokuvamile kuyisinqumo esingcono ngoba izibopho zayo ze-ether (-COC-) zinikeza ukumelana okunamandla kwe-hydrolysis futhi zifaneleka kakhulu ezindaweni ezimanzi zesikhathi eside.
Isikhathi sokuthunyelwe: Juni-10-2026