Uhlalutyo Olunzulu Lweengxaki Eziqhelekileyo kunye Nezisombululo Ezicwangcisiweyo Ekuvelisweni Kweemveliso Ezingagqitywanga Zefilimu Yokukhusela Ipeyinti yeTPU (PPF)

Ukwakha kwiSiseko "seFilimu", esikhokelwa "nguMgangatho": Uhlalutyo oluNzulu lweMiba eqhelekileyo kunye neZisombululo eziCwangcisiweyo ekuvelisweni kweIfilimu yokukhusela ipeyinti ye-TPU yeYantai Linghua (PPF)Iimveliso ezigqityiweyo kancinci

Kwicandelo lefilimu yokukhusela ipeyinti yeemoto (PPF) ekumgangatho ophezulu, ifilimu esisiseko egqityiweyo yeyona nto ibalulekileyo emisela ukusebenza kwemveliso yokugqibela. Njengomthengisi oyintloko kweli candelo libalulekileyo,Yantai Linghua New Materials Co., LtdUyaqonda ukuba yonke imitha yefilimu yesiseko seTPU ephosiweyo kufuneka ihlangabezane neemfuno ezingqongqo zokusebenza okuphezulu kokukhanya, ukuqina okugqwesileyo, kunye nozinzo olupheleleyo kwizicelo zokusetyenziswa kokugqibela.

Ukususela ekukhetheni ngononophelo izinto eziluhlaza ukuya kulawulo oluchanekileyo lwemveliso, naluphi na ulahleko oluncinci lolawulo phezu kwento eguquguqukayo lunokushiya iziphene ezingenakulungiswa kumphezulu wefilimu. Eli nqaku libonelela ngohlalutyo olunzulu lwemingeni eqhelekileyo yobugcisa edibene nayo ngexesha lokuveliswa kweemveliso ezigqityiweyo ze-TPU PPF kwaye lichaza ngokucwangcisiweyo indlela esiziguqula ngayo ezi mingeni zibe sisiqinisekiso esiqinileyo sokuthembeka kwemveliso ngolawulo lwenkqubo yesayensi kunye nolawulo lomgangatho oluqinileyo.

Isahluko 1: Isiseko sezinto ezisetyenzisiweyo – Ulawulo lwemithombo yazo zonke iingxaki

Kwiifilimu ze-TPU PPF ze-aliphatic ezisebenza kakuhle, ukukhethwa kunye nokulungiswa kwangaphambili kwezinto eziluhlaza akusiyo nje indawo yokuqala kodwa ngumqobo wokuqala ochaza "umgangatho wokusebenza" kwemveliso.

Ingxaki Ephambili: Ukuguquguquka Kwezinto Eziluhlaza kunye Nokungcola Intshayelelo

• Ukubonakaliswa kunye noMngcipheko: Utshintsho olungabonakaliyo kwi-melt flow index, i-trace moisture content, kunye nokwakheka kwe-oligomer phakathi kweebhetshi ezahlukeneyo ze-TPU pellets kukhokelela ngokuthe ngqo ekuhambeni kokunyibilika okungazinzanga ngexesha lokuveliswa. Oku kubonakala njengobukhulu befilimu obungalinganiyo, iipropati zoomatshini ezitshintshatshintshayo, kwaye kunokubangela iziphene zomphezulu ezifana nee-gel particles kunye namehlo eentlanzi. Ngaphezu koko, ukuhambelana okungekho kakuhle kwee-masterbatches zombala okanye izongezo ezisebenzayo yimbangela ethe ngqo yombala ongalinganiyo, ukuhanjiswa kokukhanya okunciphileyo, okanye ukwahlukana okunokwenzeka kwifilimu.
• Isisombululo sikaLinghua – Ukuphishekela ukuQinisekiswa kunye nokuGqwesa ngaphambi konyango:
  1. Ubudlelwane obuCwangcisiweyo beZinto eziLuhlaza kunye noHlolo lweeBatch: Siseke ubudlelwane obunzulu bentsebenziswano nabathengisi be-TPU resin abaphezulu kwihlabathi liphela. Ibhetshi nganye engenayo ihlolwa ngokungqongqo kwezinto ezipheleleyo ukuze kujongwe isalathisi sokuhamba kwe-melt, umxholo womswakama, i-Yellowness Index (YI), kunye ne-intrinsic viscosity (IV) ukuqinisekisa ukusebenza okulinganayo kwesiseko sezinto eziluhlaza.
  2. Inkqubo Yokomisa Okubaluleke Kakhulu: Ukujongana ne-hygroscopicity enamandla ye-TPU, sisebenzisa inkqubo yokomisa enemibhoshongo emibini yokususa umswakama ukuze yomise nzulu kwi-80-95°C ngaphezulu kweeyure ezi-6. Oku kuqinisekisa ukuba umxholo womswakama wezinto uhlala ungaphantsi kwe-50 ppm, okususa amaqamza kunye nokwanda komswakama okubangelwa kukufuma komswakama kumthombo.
  3. Ukuqinisekiswa Kokufanisa Ilebhu Yefomula: Nawuphi na umbala omtsha okanye i-masterbatch esebenzayo kufuneka ivavanywe ngokuphoswa kwe-co-extrusion encinci kumgca wethu wovavanyo. Sivavanya ukusasazeka kwayo, uzinzo lobushushu, kunye nempembelelo kwiimpawu zokugqibela ze-optical. Ingeniswa kuphela kwimveliso yobuninzi emva kokuphumelela zonke iziqinisekiso ngaphandle kokukhetha.

Isahluko 2: Ukuphosa – Uvavanyo Olupheleleyo Lozinzo

Ukuphosa yinkqubo ephambili yokuguqula i-polymer enyibilikisiweyo ibe yifilimu efanayo, ethe tyaba. Ulawulo lwenkqubo kweli nqanaba lumisela ngokuthe ngqo inkangeleko yefilimu esisiseko, ukuchaneka kobukhulu, kunye nokusasazwa koxinzelelo lwangaphakathi.

Iziphene zeMveliso eziQhelekileyo kunye noLawulo oluchanekileyo:

Isahluko 3: Ukusebenza kunye neNkangeleko – Ukujongana neemfuno eziphambili ze-PPF

Kwiimveliso ze-PPF ezigqityiweyo, ukusebenza kakuhle kokukhanya kunye nenkangeleko ecocekileyo zizinto ezibonakalayo "zamakhadi okubiza", ngelixa uzinzo oluqhelekileyo lomzimba kunye neekhemikhali lwenza "umqolo" ongabonakaliyo.

1. Ukukhusela Ukusebenza Kokukhanya: Ukutyheli kunye Nomkhenkce

• Ingcambu: Ngaphandle komgangatho wokuxhathisa i-UV wezinto eziluhlaza, i-thermal oxidation ngexesha lokucubungula yeyona nto iphambili ebangela ukuba i-tyheli iqale inyuke kwaye ibe mdaka. Amaqondo obushushu aphezulu kakhulu okucubungula okanye ixesha elide lokuhlala inyibilika linokubangela ukuqhekeka kwe-chain kunye ne-oxidation kwiimolekyuli ze-TPU ze-aliphatic.
• Icebo leNkqubo likaLinghua: Simisele isiseko sedatha esithi “Ubuncinane boBushushu bokuSebenza obuSebenzayo”, simisela i-curve yeprofayili yobushushu eyahlukileyo nefanelekileyo kudidi ngalunye lwezinto eziluhlaza. Ngaphezu koko, ukongeza ipompo yegiya yokunyibilika phakathi kwe-extruder kunye ne-die kunciphisa ukuxhomekeka koxinzelelo, okuvumela imveliso ezinzileyo kumaqondo obushushu aphantsi, athambileyo okunyibilika, ngaloo ndlela sigcina kakhulu iipropati zokukhanya zezinto eziluhlaza.

2. Ukuphepha Iziphene Zokusebenza: Ukususwa Kweziphene, Ivumba Elibi, Nokuncipha Kweziphene

• Ukwahlulahlula (Ukucola iileya ezidibeneyo): Idla ngokuvela kwi-plasticization enyibilikayo ngexesha lokukhutshelwa okanye ukungahambelani kakuhle phakathi kweeleya ezahlukeneyo zezinto (umz., iileya ezisebenzayo ezikhutshiweyo kunye). Siphucula ukuhambelana kwe-melt flow index yezinto zeleya nganye kwi-co-extruder kwaye siphucule uyilo lwe-feedblock/manifold die, siqinisekisa ukudibana kwe-molecular-level kunye nokubophelelana okuqinileyo phakathi kweeleya kwimeko ethambileyo kakhulu.
• Ivumba Elingathandekiyo: Ngokuyintloko livela ekufudukeni kobushushu okanye ekuboleni kwezongezo ze-molecule ezincinci (umz., ii-plasticizers, ii-antioxidants) kwizinto eziluhlaza, kunye nee-monomers ezisele kwi-TPU ngokwayo. Sikhetha izongezo zokutya ezinobunyulu obuphezulu, ezinobunzima obuphezulu be-molecular. Ukongeza, igumbi lokukhupha igesi kwi-intanethi lifakelwe ekupheleni komgca wokuphosa ukuze kususwe ii-volatile organic compounds (ii-VOC) kwifilimu ngaphambi kokuba iphole ngokupheleleyo kwaye iqine.
• Ukuncipha Okugqithisileyo Kobushushu: Kuchaphazela ukugquma okulandelayo kunye nokuzinza kobukhulu bokufakwa. Sisebenzisa iyunithi yonyango lobushushu ye-infrared ekwi-intanethi yokuseta ubushushu besibini obuchanekileyo befilimu eyenziweyo, ikhulula uxinzelelo lokujongwa kunye nokuzinzisa ukuncipha kobushushu obude/obunqamlezileyo kwinqanaba eliphambili kushishino lwe-<1%.

Isahluko 4: Ukujika kunye nokuhlola – Abagcini bokugqibela boMgangatho

Ifilimu egqibeleleyo kufuneka ihlulwe kwaye ihlolwe ngokugqibeleleyo. Eli linyathelo lokugqibela kwindlela yokuvelisa kunye nomgca wokugqibela wokhuselo kulawulo lomgangatho.

Ulawulo lweFlatness ejikajikayo:
Imiba efana ne-"bambooing" okanye "telescoping" ngexesha lokusonga idla ngokuba zizibonakaliso eziqokelelweyo zazo zonke iingxaki zemveliso zangaphambili, ezinje ngokuguquguquka kobukhulu, ukuguquguquka koxinzelelo, kunye nokulingana koxinzelelo lomphezulu wefilimu. I-Linghua isebenzisa inkqubo yokutshintsha i-center/surface winder ezenzekelayo ngokupheleleyo, idibanisa ulawulo olukrelekrele lwe-PID loxinzelelo, uxinzelelo, kunye nesantya. Ukubeka esweni ubulukhuni be-roll nganye kwi-intanethi kuqinisekisa ukwakheka kwe-roll eqinileyo, ethe tyaba, okubonelela ngamava afanelekileyo kwiinkqubo zokukhulula nokufaka i-coating zabathengi bethu abasezantsi.

Inkqubo yoHlolo loMgangatho oBanzi:
Silandela umgaqo othi “Azikho izisombululo ezintathu”: “Musa ukwamkela, musa ukuvelisa, musa ukudlulisela iziphene,” kwaye simisele umgca wokuzikhusela wokuhlola onamanqanaba amane:

1. Ukuhlolwa kwi-Intanethi: Ukubeka esweni ububanzi be-100% ngexesha langempela lobukhulu, inkungu, ukuhanjiswa, kunye neziphene zomphezulu.
2. Uvavanyo lwePropati yoBume boBume beLebhu: Ukuthatha iisampulu kuzo zonke iirowu zovavanyo oluqatha lwezalathisi eziphambili ngokwemigangatho ye-ASTM/ISO, kubandakanya amandla okuxinana, ukunwebeka ngexesha lokuqhekeka, amandla okukrazula, i-Yellowness Index, ukumelana ne-hydrolysis, kunye nexabiso lokufiphala.
3. Uvavanyo Lokugquma Olulingisiweyo: Ukuthumela rhoqo iisampulu zefilimu ezisisiseko kwimigca yokugquma esebenzisanayo ukuze kuvavanywe ukugquma kunye nokwaluphala ukuqinisekisa ukuhambelana neengubo ezahlukeneyo ezisebenzayo (eziziphilisayo, ezinganyangekiyo ngamanzi).
4. Ukugcinwa kweSampuli kunye nokulandelelwa kwayo: Ukugcinwa ngokusisigxina kweesampuli kuzo zonke iibhetshi zemveliso, ukumisela ugcino olupheleleyo olusemgangathweni oluvumela ukulandelelwa kwayo yonke ingxaki yomgangatho.

Isiphelo: Ubunjineli Bokuchaneka Kwenkqubo, Ukuchaza Imigangatho Emitsha Yefilimu Esisiseko

Kwintsimi yeIimveliso ezigqityiweyo zeTPU PPF, ukusombulula ingxaki enye kulula; ukufikelela kuzinzo olucwangcisiweyo kunzima. I-Yantai Linghua New Materials Co., Ltd. ikholelwa ukuba umgangatho awuveli kubuchule bendlela enye "eyimfihlo," kodwa kukuxakeka kakhulu kulawulo olucwangcisiweyo, oluqhutywa yidatha, noluvaliweyo lweenkcukacha zonke ukusuka kwimolekyuli ukuya kwi-master roll.

Sibona yonke imingeni yokuvelisa njengethuba lokwenza ngcono inkqubo. Ngokuqhubeka nokuhlaziya ubuchwepheshe kunye nolawulo oluqinileyo lwenkqubo, siqinisekisa ukuba yonke imitha yesikwere yefilimu esisiseko seTPU enikezelwa kubathengi bethu ayisiyofilimu esebenza kakhulu kuphela kodwa kukuzibophelela ekuthembekeni, uzinzo, kunye nobungcali. Eli lixabiso eliphambili leLinghua New Materials njengomthengisi ophambili kwikhonkco leshishini le-PPF elikumgangatho ophezulu kunye nesiseko esiqinileyo apho thina, kunye namaqabane ethu, siqhubela phambili ishishini.