I-TPU yi-Polymorististic Elastomer, eyibhloko ye-Multiphase ye-Multolly edityaniswe nge-diisocystanates, polyols, kunye ne-chain. Njengomsebenzi wokusebenza ophezulu, i-TPU inoluhlu olubanzi lweempawu zemveliso edolophini kwaye isetyenziswa ngokubanzi kwizinto zemihla ngemihla, izixhobo zemidlalo, izixhobo zokuhombisa, kunye nezixhobo zokuhombisa, izixhobo, izixhobo zonyango, njl njl.
Okwangoku, abavelisi be-TPU abaphambili be-TPU abaPhezulu babandakanya i-BASF, i-couvestro, i-lubrizol, iHuntsman, i-Wahuua,Izixhobo ezintsha zeLinghua, kwaye nangokunjalo. Ngokwaliwa kunye nokwandiswa komthamo wamashishini asekhaya, ishishini le-TPU likhuphisane kakhulu. Nangona kunjalo, kwintsimi yesicelo esiphezulu, isenza ingeniso yengeniso, ekwayindawo leyo i-China kufuneka ifezekise impumelelo. Masithethe malunga nethemba lentengiso le-TU.
I-1. I-E-Debrical E-TPU
Ngo-2012, i-adidas kunye ne-basf ngokudibeneyo iphuhlise ngokudibeneyo i-SHECO YOKUGQIBELA YOKUGQIBELA I-TPU Ngenxa yokusetyenziswa kwe-Polyether TPU ngolunxweme olulukhuni lwe-80-85 njengomhlaba, xa kuthelekiswa ne-EAVA, i-TPU ethambileyo kwiindawo eziphantsi kwe-0
I-2. Ifibre yaqinisa i-TPU eguqulweyo ye-TPU
I-TPU inesigqibo esifanelekileyo sokungakhathali, kodwa kwezinye iinkqubo, i-modyuli ephezulu ye-elastic kwaye kuyafuneka izixhobo ezinzima kakhulu. Ukulungiswa kwe-fiber firfir firinfecation yindlela eqhelekileyo esetyenzisiweyo yokwandisa ukungafuneki kwezinto ze-elastiki. Ngokuguqulwa, izinto ezihlanganisiweyo ze-thermoplastic ezineengenelo ezininzi ezifana nomomongo omkhulu we-elastic, i-inshurensi elungileyo, ukumelana nobushushu obuqinileyo, ukunganyangeki kakuhle, ukunganyangeki kwempembelelo, kunye nokuzinza kwempembelelo kunokufumaneka.
I-Basf iveze itekhnoloji yokulungiselela i-TPU ye-ficlulus ephezulu yolondoloze i-TPU esebenzisa iglasi emfutshane yeentsinga ezimfutshane kwi-patent yayo. I-TPU enobuqili be-83 ye-83 yenziwa ngokuxuba i-PolytetraflioroothlUoRoroOyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyylene Glycon (PTMEG, i-1,4-i-BDOIFIOL (i-BDOEIRED. Le TPU yadityaniswa nge-fiber yeglasi kumyinge we-52: 48 ukufumana izinto ezihlanganisiweyo nge-18.3 GPA kunye namandla e-thenpa.
Ukongeza kwi-fiber yeglasi, kukwakho neengxelo zemveliso esebenzisa i-carbon fiber ye-fiber ye-bibe, njenge-COVERRO YAEEDON COBBER FIBER / I-TPU ye-TPU ye-TPU kunye ne-TREPA kunye noxinzelelo olusezantsi kuneentsimbi.
I-3. I-Halogn Fiame Flame i-TPU
I-TPU inamandla aphezulu, ubunzima obuphakamileyo, ukunciphisa ukunyangwa kunye nezinye iipropathi, zenza ukuba ibe yinto efanelekileyo yokuhamba ngeengcingo zeengcingo kunye neentambo. Kodwa kwimimandla yokufunda efana nezikhululo zokuhlawula, ukubuyiswa kwelangatye eliphezulu kuyafuneka. Kukho iindlela ezimbini zokuphucula ukusebenza kwelangatye le-TPU. Inye isebenza kwakhona ilangatye lokutshintsha kwelanga, elibandakanya ukwazisa ngezinto ezihlawulelwayo zedabha ezifana nePOSPOLS okanye i-Itrogen equkethe i-phosphorus, i-nitrogen, kunye nezinye izinto kwi-TPU ngokuxhobisela i-TPU ngokuxhobisa ngemichiza; Okwesibini luyilonge ifladication yefladial, ebandakanya ukusebenzisa i-TPU njengeyona ndawo inyikimayo kwaye yongeza i-remeary balirha ngokuxuba ukuxuba.
Utshintsho olusebenzayo lunokutshintsha ubume be-TPU, kodwa xa inani leflaya eliyingozi likhulu, amandla e-TPU ayayonakalisa, kwaye esongeza isixa esincinci esingenakufumana inqanaba lokuhlawula ilangatye elifunekayo. Okwangoku, akukho kwakho ukubakho kufumaneka kurhwebo ngeflethi ephezulu yebhotile enokuthi ifezekise ukusebenza ngokwenyani ukusetyenziswa kwezikhululo zokuhlawula.
I-Baagn ye-Ostran engasebenziyo (ngoku i-Kostron ibhengeza i-phosphorus ye-orgaric equkethe iPolyol (ihpo) esekwe kwi-phosphine oxide kwilungelo elilodwa lomenzi wechiza. I-Polyteer TPU i-Ihpothed kwi-Ihpo, ptmeg-1000, 4,4 '- I-MDI, i-BDO, i-BDO iveza iipropathi ezihle kakhulu kunye neepropathi zoomatshini. Inkqubo yokuphumelela igudileyo, kwaye umphezulu wemveliso ugudileyo.
Ukongeza i-halogid-flaardives ye-halogn-flaardivers okwangoku yeyona ndlela isetyenziswayo isetyenziswa ngobugcisa indlela yokulungiselela i-halobid-flarment floment tpu. Ngokubanzi, i-phosphorus isekwe, i-nitrogen esekwe, isekwe i-Silicon, i-bomeardsi esekwe kwi-boron esekwe okanye i-hydroxides edityanisiweyo isetyenziswa njenge-homeary badyars. Ngenxa yokuvutha kwemvelo kwe-TPU, isixa sokugcwaliswa kwedangafayili esingaphezulu kwe-30% ihlala ifuneka ukuba senze ilangatye elihlala elizinzileyo ngexesha lokudibana. Nangona kunjalo, xa isixa selixa selangatye esongeziweyo sikhulu, idangatye libuyiselwe ngokulinganayo kwi-TPU, kwaye iipropathi zoomatshini belangatye, ezikwakukukwenza ukuba zisebenze, iifilimu kunye neentambo.
Ilungelo elilodwa lomenzi wechiza le-Basf lazisa itekhnoloji ye-TPU ye-TPU, edibanisa i-Polyphosphate ye-phosphinic kunye ne-phosphorus ene-phosphidic acid njenge-tpu ngo-TPU enobunzima obukhulu kwi-150kda. Kwafunyaniswa ukuba intsebenzo ephindaphindiweyo yedangatye yayiphuculwe kakhulu ngelixa ifumana amandla amakhulu enkohlakalo.
Ukuphucula ukomeleza amandla e-thensent yezinto ezibonakalayo, ilungelo elilodwa lomenzi wechiza le-BASF lazisa indlela yokulungiselela i-arhente ye-arhente edlulayo equkethe i-cacenates. Ukongeza i-2% yolu hlobo lwe-stasterbatch kwimbonakalo ehlangabezana ne-UL94v-0 iFlemu inokunyusa amandla e-thenpa ukuya kwi-40MPA kwi-40MPA ilungisa i-40mpa ngelixa igcina i-40mpa ngelixa igcina i-40MPA yokugcina i-V-0.
Ukuphucula ubushushu bokwaluphala kwe-flame-realreant ye-TPU, ipatent yeInkampani entsha yeLinghuaKwazisa nendlela yokusebenzisa i-hydroxides yensimbi ye-hydroxides njengelangazelelo zedangatye. Ukwenzela ukuphucula ukungavisisiswa kwe-hydrolysis yeflaki yeFlame,Inkampani entsha yeLinghuaYazisa i-carbonate yentsimbi kwisiseko songeze iflamu ye-melamine ihlawulwe kwesinye isicelo selungelo elilodwa lomenzi wechiza.
I-4. I-TPU yefilimu yokhuseleko lweepeyinti
Ifilimu yokhuseleko lwemoto yifilimu yokukhusela eyokhuseleko ekwakheka umphezulu wepeyinti ukusuka emoyeni emva kofakelo, ukuthintela imvula ye-acid, ithintelo, kwaye ibonelela ngokhuseleko oluhlala ixesha elide kumphezulu wepeyinti. Umsebenzi wayo ophambili kukukhusela umphezulu wepeyinti emva kokufakwa. Ifilimu yokhuseleko lwepeyinti ngokubanzi inamajelo amathathu, kunye nokuphilisa ngokwakho komphezulu, ifilimu ye-polymer phakathi, kunye ne-acrycal yoxinzelelo. I-TPU yenye yezona zinto ziphambili zokulungiselela iifilimu zePolymer.
Iimfuneko zomsebenzi ze-TPU ezisetyenziswa kwifilimu yokhuseleko yepeyinti zezi zilandelayo: Ukunganyangeki kwe-Scapch, ukungavisisani okuphezulu (amandla obushushu, i-400%, kunye nonxweme olulukhuni lwe-87-93; Eyona ntsebenzo ibaluleke kakhulu kukuchasana kwemozulu, kubandakanya ukumelana ne-UV yokugaya, ukonakaliswa kwe-oxmal off, kunye ne-hydrolysis.
Iimveliso ezivuthiweyo okwangoku ziyi-Aliipatic TPU elungiselelwe kwi-dicylocyexyl diisoclonanate (h12mdi) kunye nePolycaPralaccoctone diols njengezixhobo zohlaza. I-romatic eqhelekileyo ijika ijika ityheli emva kosuku olunye lwe-UV, ngelixa i-Aliiplatic isetyenziselwa ifilimu yemoto inokugcina i-conder yayo etyheli ngaphandle kweenguqu ezimbi phantsi kweemeko ezimbi phantsi kweemeko ezibi.
I-Poly (ε - i-caprolatone) i-TPU inendlela elunge ngakumbi esebenza kwiPolyer kunye nePolyester TPU. Kwelinye icala, linokubonakalisa ukumelana okugqwesileyo kwe-polyester eqhelekileyo, ngelixa kwelinye icala, ikwabonisa ukuguqulelwa okungapheliyo kwe-POLETETER TPUTER TPUTER, ngaloo ndlela isetyenziswa kakhulu kwimarike.
Ngenxa yeemfuno ezahlukeneyo zenkqubo yexabiso lemveliso emva kokukhutshwa kwetekhnoloji yentengiso kunye nokuphuculwa kwengqondo yohlengahlengiso lohlengahlengiso kunye nendlela yokulungelelanisa i-Polyether Holyeter okanye i-Polyester Hiipatic I-TPUMS YOKUKHUSELEKA I-TOMS ukhuseleko lokhuseleko kwixesha elizayo.
I-5. I-biobedy ye-bio
Indlela eqhelekileyo yokulungiselela i-TPU esekwe kwi-bio esekwe kwi-Bio esekwe kwi-bio okanye iphakathi ngexesha le-polymerizazazation, njenge-BioCos esekwe kwintengiso, ngelixa i-biobols esekwe kwintengiso ixhaphake kakhulu.
Ngokwe-Biodyastates esekwe kwi-bio esasekelezwe, kwasekuqaleni i-2000, i-BASF, i-Covevestro, kwaye abanye batyale umzamo oninzi kuPepha uphando lwe-PDI, kwaye i-batch yokuqala yeemveliso ze-PDI zafakwa kwimarike ngo-2015 ukuya ku-2006. Ikhemikhazi ye-Wahuua iphuhlise i-100% yeemveliso ze-bio ezisekwe kwi-bio esebenzisa i-bio esekwe kwi-bio esekwe kumthi wengqolowa.
Ngokwe-Polyols esekwe kwi-biO
Okwangoku, abavelisi be-TPU abaninzi basungule i-bio ye-bio, indlela kabani ethelekiswa ne-petrochemical yemveli. Umahluko ophambili kwi-TPUS esekwe kwi-bio esekwe kwinqanaba le-bio esekwe kwi-bio, isusela kwi-30% ukuya kwi-40%, abanye bade baphumeze amanqanaba aphezulu. Xa kuthelekiswa ne-TPU yeTerochemical yeTerochemical yasePetroniki, i-bio esekwe kwi-TPU ineengenelo ezinjengokunciphisa ukukhutshwa kwekhabhoni, ukulungiswa okuzinzileyo kwezinto ezingafunekiyo, imveliso eluhlaza, kunye nolondolozo lwezixhobo. Basf, i-copvestro, i-lubrizol, i-wahuua ikhemikhali, kwayeIzixhobo ezintsha zeLinghuaNdisungule ii-bible zabo ze-bio ze-biO ezisekwe kwi-bio esekwe kwi-bio esekwe kwi-bio esekwe kwi-bio esekwe kwi-bio esekwe kwi-bious, kunye nokuncitshiswa kwekhabhoni kunye nokuzinza kukwakwiindlela eziphambili zophuhliso lwe-TPU kwixesha elizayo.
IXESHA LOKUQALA: AUG-09-2024