Enqubweni yokukhiqiza i-polyethylene, kuzokhiqizwa inani elincane le-oligomer, okungukuthi, i-polyethylene ephansi yesisindo samangqamuzana, eyaziwa nangokuthi i-polymer wax, nomai-polyethylene waxngamafuphi.I-polymer wax ayiyona into enobuthi, ayinambitheki, ayigqwali, imhlophe noma iphuzi kancane enesisindo se-molecule engu-1800 ~ 8000. Ingenziwa ibe amabhulokhi, ama-flakes nezimpushana njengoba kudingeka.Ekukhiqizeni okuvamile, le ngxenye ye-wax ingafakwa ngokuqondile ku-polyolefin njengesengezo, futhi inokumelana nokubanda okuhle kakhulu, ukumelana nokushisa, ukumelana namakhemikhali nokumelana nokugqoka.
Enkambweni yokukhiqiza i-wax ye-polyethylene, ukulawula izinga lokushisa lokuqhekeka nesikhathi kuyisici esibalulekile sokuqinisekisa izakhiwo kanye nekhwalithi yokuqhekeka kwe-wax.Ukushisa okuphezulu kokuqhekeka kudinga ngaphezu kuka-300 ℃.Uma izinga lokushisa liphansi kakhulu, ukuwohloka akuphelele, uchungechunge lwamangqamuzana alukwazi ukuphulwa ngokugcwele, futhi uketshezi lomkhiqizo lumpofu, olungahambisani nezinhlelo zokusebenza ezihlukahlukene zokucubungula;Izinga lokushisa liphezulu kakhulu, ukusetshenziswa kwamandla kukhulu kakhulu, izindleko zokukhiqiza zikhuphuka, uketshezi lushesha kakhulu, isikhathi sokupholisa side kakhulu, futhi ukukhishwa kushesha kakhulu, okulula ukubangela ukuvutha nezingozi.Ngaphezu kwalokho, isistimu yokupholisa ejikelezayo yokukhipha kufanele iphelele.Uma umphumela wokupholisa weyunithi umpofu, i-wax ye-polyethylene ivezwa ekushiseni okuphezulu kakhulu emoyeni, okulula uku-oxidized, futhi umkhiqizo umpunga.Ukushisa kokukhishwa kufanele kulawulwe ngaphansi kuka-800 ℃.
Ukusetshenziswa kwe-polyethylene wax
1. Ukusetshenziswa kwepe wax njengokuhlakazeka
I-polyethylene wax iwuhlobo lokuthambisa kanye ne-ejenti yokukhulula enokugcoba okuhle kwangaphandle.Ukuyengeza kurabha namapulasitiki kungathuthukisa ukusebenza kahle kokucubungula, kuthuthukise isicwebezelisi kanye nokumelana nokugqokwa kwemikhiqizo, kufake isandla ekusabalaliseni ama-filler nama-pigments, futhi kungasetshenziswa njengempahla eluhlaza ye-plastic masterbatch enemibala.
Ukusetshenziswa kwe-polyethylene wax ku-Color Masterbatch
I-polyethylene wax isetshenziswa kakhulu ekucubunguleni i-masterbatch yombala.Inhloso yokwengeza i-polyethylene wax akukhona nje ukuthuthukisa ukucutshungulwa kwesistimu ye-masterbatch yombala, kodwa futhi ukukhuthaza ukuhlakazeka kwe-pigment ku-masterbatch yombala.Ukuhlakazwa kwe-pigment kubaluleke kakhulu kumbala we-masterbatch.Izinga le-Colour Masterbatch lincike kakhulu ekuhlakazweni kwe-pigment.I-pigment dispersing kanye ne-masterbatch ecwebezelayo inamandla ombala aphezulu, ikhwalithi enhle yombala kanye nezindleko eziphansi zombala.I-polyethylene wax ingathuthukisa izinga lokuhlakazeka le-pigment ngezinga elithile.I-dispersant evamile ekukhiqizeni i-masterbatch yombala.
2. Ukufakwa kwe-polyethylene wax njengesithambiso
I-polyethylene wax iwuhlobo lokuthambisa kanye ne-ejenti yokukhulula enokugcoba okuhle kwangaphandle.Ukuyengeza kurabha namapulasitiki kungathuthukisa ukusebenza kahle kokucubungula kanye nesicwebezelisi esingaphezulu kanye nokumelana nokugqokwa kwemikhiqizo.
Indlela yokwenza: indima yesigcobo ukunciphisa ukungqubuzana phakathi kwendawo yokuxhumana phakathi kwe-polymer nemishini yokucubungula naphakathi kwamaketanga e-polymerized molecular.Owokuqala ubizwa ngokuthi yi-lubricant yangaphandle kanti lena yakamuva ibizwa ngokuthi yi-internal lubricant.I-lubricant yangaphakathi ne-polymer inokuhambisana okuthile.Emazingeni okushisa asekamelweni, ukuhambisana kuncane, kuyilapho ekushiseni okuphezulu, ukuhambisana kukhula ngokufanele.Izinga lokufakwa kwe-lubricant ku-polymer lihlobene nokuhambisana phakathi kwe-lubricant ne-polymer, futhi ukuhambisana kuncike esakhiweni samangqamuzana e-lubricant kanye ne-polymer polarity ehlobene.Ukugcotshwa kwangaphakathi kwe-PVC, i-lubricant ne-plasticizer kungathathwa njengento efanayo, kodwa i-polarity ye-hole sliding agent iphansi, futhi ukuhambisana phakathi kwe-lubricant ne-PVC kuphansi kunaleyo ye-plasticizer.Ama-athomu ambalwa okuthambisa angangena phakathi kwama-molecule e-polymer, enze buthaka ukukhangana kwama-polymer molecule, okwenza kube lula ngamaketanga e-polymer ukuthi ashelele futhi ajikeleze ngesikhathi sokuguqulwa.
Isici esiyinhloko se-lubricant ukuthi sinokuncane noma ukungahambisani nama-polymers.Enqubweni yokucubungula, kulula ukukhipha ezintweni ezixutshwe ngaphansi kwengcindezi bese uthuthela phezulu noma ngaphandle kwesixhumi esibonakalayo phakathi kwezinto ezixubile kanye nemishini yokucubungula.Ama-molecule wokugcoba aqondiswe futhi ahlelwe, futhi amaqembu e-polar abhekana nendawo yensimbi ukuze akhe ungqimba lwamangqamuzana okugcoba ngokusebenzisa i-adsorption ebonakalayo noma isibopho samakhemikhali.Ngenxa yamandla okubumbana aphansi phakathi kwama-molecule e-lubricant, Ngakho-ke, ukungqubuzana phakathi kwe-polymer kanye nendawo yokusebenza kungancishiswa ukuze kuvinjwe ukuthi inganamatheli endaweni eyimishini.I-viscosity yefilimu yokugcoba kanye nokusebenza kahle kwayo kokugcoba kuncike endaweni yokuncibilika kanye nezinga lokushisa lokucubungula kwe-lubricant.Ngokuvamile, amafutha anamaketanga amade amangqamuzana anomphumela omkhulu wokugcoba.
I-polyethylene wax iyisithambiso esihle sangaphakathi se-polyethylene ne-polypropylene.Ayihambisani ngokuphelele ne-polyethylene wax, ngakho-ke idlala indima yangaphandle yokugcoba ngezinga elithile.Ngemikhiqizo emikhulu ebunjiwe yomjovo, i-wax ayikwazi nje ukuthuthukisa uketshezi enqubweni yokucubungula, kodwa futhi ithuthukise kakhulu isicwebezelisi esingaphezulu kanye nokumelana nokuqhekeka kokucindezeleka kwemvelo.Kokubili i-polyethylene ne-polypropylene kufanele ibe ne-lubricant efika ku-2% futhi ingabonisi ushintsho ekusebenzeni.Ezintweni ezigaywe kabusha, i-wax ye-polyethylene efika ku-5% ingangezwa futhi inkomba yokuncibilika ingashintshwa ibe sezingeni elidingekayo.
3. Ukusetshenziswa kwe-polyethylene wax kwezinye izinkambu
I-polyethylene wax esetshenziswe kuyinki inganikeza ukungqubuzana, i-anti scratch, i-anti adhesion futhi igcine ukucwebezela;Ingaphinde iguqule i-rheology yeyinki futhi ithuthukise i-hydrophilicity kanye nokusebenza kokuphrinta;I-polyethylene wax isetshenziselwa kakhulu ukuhlanganisa kanye nokwandisa ukuzwa kwezandla kupende.I-wax yokugcoba ifakwe ikakhulukazi ngendlela yezithasiselo.Ekuqaleni yayisetshenziselwa ukusebenza kwefilimu emelene nokusabalalisa, ikakhulukazi okuhlanganisa nokwenza ngcono ukushelela, ukumelana nokuklwebheka kanye nokungangeni kwamanzi kwefilimu.
Le nkampani Qingdao Sainuo Chemical Co., Ltd.Singabakhiqizi beI-PE wax, i-PP wax, i-OPE wax, i-EVA wax, i-PEMA, i-EBS, i-Zinc/Calcium Stearate….Imikhiqizo yethu iphumelele ukuhlolwa kwe-REACH, ROHS, PAHS, FDA.Sainuo qiniseka wax, wamukelekile umbuzo wakho!Iwebhusayithi http://www.sanowax.com
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Isikhathi sokuthumela: Oct-19-2021