TPU ndi pourerethane thermoplastic elastormer elastomer Crompmer Coptolmer lopangidwa ndi diisoctaneates, ma polys, ndi okonda unyolo. Monga elastomer apamwamba kwambiri, TPU ili ndi mbali zingapo zotsika ndipo zimagwiritsidwa ntchito kwambiri m'masiku onse, zida zamasewera, zoseweretsa, zida zokongoletsera, ma hosses, zida zamankhwala, zida.
Pakadali pano, opanga ma TPU amaphatikiza opanga ma TPU amaphatikiza basef, comptro, Lubrizol, HAntsman, Walhua Mechi,Zipangizo zatsopano za Linghua, ndi zina zotero. Ndi makonzedwe ndi kukula kwa mabizinesi apakhomo, makampani ogulitsa TPU ali ndi mpikisano kwenikweni. Komabe, mu gawo lakumapeto kwambiri, limadalirabe kunja, lomwe ndi dera lomwe China limafunikira kuti mukwaniritse zowonjezera zamtsogolo zogulitsa TPU.
1. Chiwopsezo chachikulu E-TPU
Mu 2012, Adidas ndi Basf omwe adapanga nsalu yoyendetsedwa ndi nsapato ya Bernboost, yomwe imagwiritsa ntchito foatd tpu (mankhwala) monga zinthu za pakati. Chifukwa cha kugwiritsa ntchito polyther TPU yokhala ndi vuto la 80-85 monga gawo lapansi, poyerekeza ndi Eva Middores ikhoza kukhalabe ndi vuto la 0 ℃, zomwe zimathandiza kuvala bwino ndipo zimadziwika kwambiri pamsika.
2.
TPU imakhala ndi vuto lalikulu, koma m'mapulogalamu ena, soluus modulus ndi zida zolimba kwambiri ndizofunikira. Kusintha kwa galasi kukhazikika kwa njira yogwiritsidwa ntchito pochulukitsa modulu ya zida. Pakusintha, zinthu zopangira ma thermoplastic okhala ndi zabwino zambiri monga zabwinombiri modhus, kukana kwamphamvu, kukana kwamphamvu, kukana kwamphamvu, komanso kukula kwa kukula kwamphamvu kumatha kupezeka.
Basf ayambitsa ukadaulo wokonzekereratu modulus fiberglass olimbikitsidwa TPU pogwiritsa ntchito ulusi wamfupi patent. TPU yokhala ndi mabowo owuma a 83 adapangidwa ndi kusakaniza polytetrafluoro solylene glycol (ptmeg, 1,4-and) ndi 1,3-propeeniol monga zida zopangira. TPU iyi idaphatikizidwa ndi fiber galasi mu gawo lalikulu la 52:48 kuti mupeze nkhani yophatikizira ndi mitsempha ya 18.3 GPA ndi Mphamvu ya Mpaka.
Kuphatikiza pa galasi lagalasi, palinso malipoti a zinthu pogwiritsa ntchito kaboni fibefini tpu, monga maevio carbon / TPU yopanga magetsi, omwe ali ndi kachulukidwe kakang'ono kuposa zitsulo.
3..
TPU ili ndi mphamvu yayikulu, kuvuta kwambiri, kuvala bwino kwambiri ndi zinthu zina, ndikupangitsa kuti zikhale zomveka bwino chifukwa cha mawaya ndi zingwe. Koma mu magawo ogwiritsira ntchito monga malo olipiritsa, roma yapamwamba kwambiri imafunikira. Nthawi zambiri pamakhala njira ziwiri zowongolera magwiridwe antchito a TPU. Imodzi ndi yosinthira moto, yomwe imaphatikizapo kuyambitsa zida zowopsa monga ma polycyanus okhala ndi phosphorous, nayitrogeni, ndi zinthu zina mu kaphatikizidwe wa TPU kudzera mu kaphatikizidwe kanu; Lachiwiri ndi lowonjezera lawiya lowonjezera, lomwe limaphatikizapo kugwiritsa ntchito TPU gawo lapansi ndikuwonjezera lala ndi moto wokakamiza.
Kusintha kwake kumatha kusintha kapangidwe ka TPU, koma kuchuluka kwa moto wowonjezera ndi kwakukulu, mphamvu ya tpu imayamba kuchepa, ndikuwonjezera ndalama zochepa sizingakwaniritse kuchuluka kwa lala. Pakadali pano, palibe cholembera chambiri chomwe chimapezeka pakubwezeretsanso chobwezera chomwe chingakwaniritse kugwiritsa ntchito malo olipidwa.
Kutulutsa kwa Day Bay Polyther TPU yophatikizika kuchokera ku ihpo, ptmeg-1000, 4,4 '- 1, Njira yopitilira ndi yosalala, ndipo mawonekedwe a malonda ndi osalala.
Kuonjezera ma flame omasulira omasulira omwe alipo nthawi zambiri amakhala njira yogwiritsidwa ntchito pokonzekera Flamel-Free Flamerey TPU. Nthawi zambiri, phosphorous yochokera, nayikoroni yochokera ku nthochi, boron vwela yovuta kwambiri imapangidwa ngati moto. Chifukwa cha mtundu wowoneka bwino wa tpu, yodzaza ndi zochulukirapo zoposa 30% nthawi zambiri zimafunikira kupanga moto wokhazikika pakuyaka. Komabe, kuchuluka kwa moto wowonjezeredwa ndi kwakukulu, moto wovuta kwambiri umabalalika mu TPU Gawo la TPU, ndipo makina a lawi la moto sakhala labwino, mafilimu, ndi zingwe.
Patenti ya Basf imayambitsa ukadaulo wa Flamentant TPU, womwe umaphatikizira Melamine Polyphosphate ndi phosphorous wokhala ndi chotupa cha phosphinic acid ndi tpu yolemera kwambiri kuposa 150kda. Zinapezeka kuti chiphamala chakumapeto pake chidasintha kwambiri ndikukwaniritsa nyonga yayikulu.
Kupititsa patsogolo kulimba kwa zinthu kwa zinthuzo, patent ya Basf kumayambitsa njira yokonzekereratu zowunikira zomwe zili ndi Isoctani. Powonjezera 2% ya mtundu uwu wa masterbatch ku kapangidwe kake komwe kumakumana ndi Ul94v-0 Flame-0 Flamess Mphamvu ya zinthuzo kuchokera ku v-0 flamer ogwirira ntchito.
Kukonza kutenthetsa kukana kwa Flame-Retardant TPU, patent yaLinghua Zatsopano Zatsopano KampaniAmayambitsanso njira yogwiritsira ntchito zitsulo zophimbidwa ndi ma hydroxides ngati moto wobwezeretsedwa. Pofuna kukonza hydrolysis kukana kwa Flame-Retardant TPU,Linghua Zatsopano Zatsopano KampaniAdapereka chitsulo cha chitsulo pamaziko owonjezera melamine flamerent mu patent pulogalamu ina.
4. TPU ya filimu yoteteza utoto
Kanema woteteza utoto ndi filimu yoteteza yomwe imasiyanitsa utoto kuchokera mlengalenga mutakhazikitsa, zimalepheretsa mvula ya asidi, oxidation, ndikuteteza mpaka pano pa utoto. Ntchito yake yayikulu ndikuteteza mawonekedwe agalimoto mutakhazikitsa. Kanema woteteza utoto nthawi zambiri umakhala ndi zigawo zitatu, ndikudzikuza zokutira pamtunda, filimu ya polymer pakati, komanso kupanikizika kwambiri ndi kukakamiza kwa acrylic pamtunda pansi. TPU ndi imodzi mwazinthu zazikulu zokonzekera mafilimu apakatikati.
Zofunikira za TPU zomwe zimagwiritsidwa ntchito pa filimu yoteteza penti ndizotsatira: kukana, kukana kwamphamvu kwambiri. Ntchito yofunikira kwambiri ndiyo kukana nyengo, yomwe imaphatikizapo kukana kwa UV kukalamba, mayama osungira makutidwe, komanso hydrolysis.
Zinthu zokhwima pano ndizotsanzika TPU yokonzekereratu kuchokera ku dyuclohexyl diisocnganate (H12MDI) ndi Polycaproctocno diol monga zida zophika. Abomatic TPU ikuwoneka yachikasu patatha tsiku limodzi la UV iV iV, pomwe Alifehatic TPU yogwiritsidwa ntchito polimbana ndi chikasu chosintha kwambiri m'malo omwewo.
Poly (ε - Caprolactone) TPU imagwira ntchito moyenera poyerekeza ndi polyteter ndi polyeter tpu. Mbali inayi, imatha kuwonetsa kusokonezeka kwa ma polyester wamba TPU, pomwe kumathandizanso kusintha kwakukulu kwamphamvu ndikuchita bwino kwambiri kwa Polythether TPU, chifukwa chake kugwiritsidwa ntchito kwambiri pamsika.
Chifukwa cha zofuna zosiyanasiyana za kuchuluka kwa mankhwala ogulitsa ndalama, ndikusintha kwa ukadaulo wolumikizirana ndi kusintha kwa polyteter kapena polyester h12mdi Aliphatic TPU kuti igwiritsidwe ntchito pa mafilimu otetezedwa mtsogolo.
5. BioxON TPU
Njira yodziwika bwino yokonzekereratu ya Bio ndikuyambitsa moomer kapena pakati pa njira ya polymerization, monga MDI, PDI)
Pankhani ya Bio zochokera ku ASOSTANATI, koyambirira kwa 2000, base, costro, ndi ena ayesa kuyeserera kwa PDI, ndipo gulu loyamba la zinthu za PDI lidayikidwa pamsika mu 2015-2016. Wanhua Mechi wapanga 100% Bio Zochokera ku TPU zochokera ku TPU pogwiritsa ntchito PDI yochokera ku PDI yopangidwa kuchokera ku chimanga can.
Pankhani ya Bio zochokera ku Polytes, zimaphatikizapo Bio Kuzikidwa Polytetrafluorofentlene (ptmeg), Bio Potengera 1,3-PEO), Bio), Bio), Bio), Bio), Bio), Bio), Bio
Pakadali pano, opanga ma tpa angapo akhazikitsa Bio adakhazikitsa Bio TPU, yomwe magwiridwe ake amafanana ndi zikhalidwe zochokera ku TPU. Kusiyanitsa kwakukulu pakati pa zophatikizika izi kumagona pamlingo wa bio zochokera ku bio, nthawi zambiri kuyambira 30% mpaka 40%, ndi ena okwera kwambiri. Poyerekeza ndi zikhalidwe zokhudzana ndi TPU, Bio TPU imakhala ndi zabwino monga kuchepetsa mphamvu za kaboni, zobiriwira zobiriwira, kupanga zobiriwira, ndi kusungitsa chuma. Basf, Consestro, Lubrizol, Wanyhua Mechi, ndiZipangizo zatsopano za Linghuaakhazikitsa mitundu yawo yochokera ku Bio, ndi kuchepetsedwa kwa kaboni ndi kukhazikika kwake ndizofunikira kwambiri pakukula kwa TPU mtsogolo.
Post Nthawi: Aug-09-2024