Seaparo sa PTFE se hokahanngoa joang le lesela la fiberglass lesela la Teflon le mocheso o phahameng oa mocheso?

PTFECoatingonTeflonHigh-Temperature ClothAheretoFiberglassFabric?

PTFE(polytetrafluoroethylene)hasanekaholimo ho matla a tlase haholo'me ka mokhoa o sa tumang ka mokhoa o sa tumang ka mokhoa o sa tsitsang.Ka hona, e ke ke ea tlamahanngoa ka kotloloho ke lik'hemik'hale ho fiberglassfabriclikeordinarycoatings.AsanalysedbyTeflonhigh-temperaturecl othmanufacturer–JiangsuAokaiNewMaterialTechnologyCo.,Ltd., tlamahano lipakeng tsa tse peli tse finyeletsoeng ka mokhoa oa 'mele le ho notlella ka mochini, li tlatselletsoa ke kalafo ea pele ea lik'hemik'hale kapa hot-meltadhesion compositeeffects.

Mekhoa e khethehileng ea ho tlamahanya lesela la Teflon-thempereichara haholo-holo e kenyelletsa tse latelang:

1.MechanicalInterlocking(PhysicalBonding) Ena ke mokhoa oa bohlokoa ka ho fetisisa.Fiberglassfabricitselfisaporoustextile.Ha PTFEemulsionordispersionisimpregnatedorcoated holim'a lesela la khalase ea fiber,thePTFE e kenella ka har'a lekhalo la litsela tse lipakeng tsa likhoele.Kamora ho omisa le mocheso o phahameng. intering(hoo e ka bang 360–400°C),thePTFEparticles e qhibiliha ho filimi e tsoelang pele, e tšoarella ka tieolithapo tsa likhoele tse se nang palo'anchorhooks.'Leha ho le joalo, ho itšetleha feela ka mokhoa ona ho ntse ho fella ka matla a lekanyelitsoeng a tlamahano,'me ka kakaretso e hloka mehato ea tlatsetso.

2.SilaneCouplingAgentPretreatment(ChemicalBridging)

Ena ke hoo e batlang e le mokhoa oa mantlha oa ho sebetsa ka masela a khalase a boleng bo phahameng ba PTFE.

Oneendofthesilane(siloxygroup),afterhydrolysis,canchemicallybondwiththehydroxylgroups(-OH)ka holim'a likhoele tsa khalase;

Theotherend,bearingorganicfunctionalgroups,cancross-linkorstronglyadsorbwiththe-adhesive partsinthefluorinatedprimer nakong e tlang ho emarang kapa ho apeswa.Sena ka katleho se aha'molecularbridge'pakeng tsa di-organic andinorganicinterfaces.

3.ChemicalPrimerTransitionLayer

Ho apesoa ka ho otlolohaPTFE ho fella ka ho kopanngoa ka mor'a ho kopanngoa,lesela le khethehileng le inehetseng hangata le sebelisoa pele ho lesela la khalase.

Likhomaretsi: Sukaspolyamide-imide(PAI),polyphenylenesulfide(PPS),polyethersulfone(PES),orpolyetheretherketone(PEEK),e nang le melumo e metle le e tiileng ho likhoele tsa khalase,' me e khona ho mamella ts'ebetso e latelang ea mocheso o phahamengPTFE.

PTFE micropowder: Ho netefatsa hore ea pele le ea ho qetelaPTFEho bapalami ba ka kopanya hammoho.

Lesela lena la pele le fumana lik'hemik'hale le ho hokahana ha 'mele ka lesela la khalase le kopantsoeng ka sehlahisoa se kopantsoeng, le etsa lesela le leholo la phetoho.

4.Hot-MeltAdhesiveFilmLamination(LaminationMethod) Mokhoa ona, o hiriloe keJiangsuAokaiNewMaterialTechnologyCo.,Ltd.,e sebelisoa ho bondpre-formed,thickPTFEfilmstofiberglassfabric.HobanePTFEhasanextremelyhighmeltviscosity(approxim) ately10⊃1;⁰–10⊃1;⊃2;Pa·s),ha e phalle hasupa ha e futhumala ka holim'a ntlha ea ho qhibiliha,sodirecthot-pressbondingingha e khonehe.Amelt-processable'hot-meltadhesive'e tlameha ho sebelisoa, ka tloaelo: Lifilimi tsa FEP(fluorinatedethylenepropylene)orPFA(perfluoroalkoxy) ,e nang le lintlha tse tlaase tse qhibilihisang ho fetaPTFE(hoo e ka bang 260–310°C). Ka mor'a ho qhibiliha, li khona ho kolobisa fiberglassfabricandinter-diffuse/qhibilihakaPTFEfil msurface.Intheprocess, theFEP/PFAfilmised betweenthePTFEfilmandthefiberglassfabric,heated andpressed,and aftercooling,astrongbondisformed.

5.GradientSebopeho

Mabanta a mangata a mocheso o hodimo ka meaho ya meaho ya meaho e hlahiswa ka mokgwa wa ho emolwa ha batho ba bangata-ngata: Ho emara ha pele ho sebediswa ho hlatswaPTFE kgaso e nang le ditlamahanyo le maqhama, e dumellang e ka sehloohong hore e kene ka hara marako a difaele. Ka mor'a ho kenella, ho ima ka makhetlo a mangata ka mor'a hore ho be le maikutlo a hloekileng aPTFE le mehato e latellanang e ntšetsoa ka ntle, e leng se bakang bohloeki bo ntseng bo eketseha ba PTFE holim'a bokaholimo. Sena se theha lerala le feto-fetohang ka mokhoa o itekanetseng ho tloha ka khalase ea fiberglass e hloekilengPTFE, e nang le khatello ea tlase ea tlase le matla a matla a tlamahano.

Qetello

Kakaretso, tlamahano lipakeng tsa PTFEcoating le masela a khalase ea fiberTeflonhigh-themperaturecloth ha e bonolo feela'gluing' -e etsa complex(systematicengineeringprocess):throughphysicalanchoringtotakerootinthefibers,ka cocou lintlheng le li-primers li khona ho finyella lik'hemik'hale tse hlokahalang le phetoho, le ka har'a mocheso o phahameng oa ho kena-kenana le ho phetheha ho qhibiliha-kopano ea lihlopha tsa lifilimi.

Lintlha tse ka holimo li fanoe keJiangsuAokaiNewMaterialTechnologyCo.,Ltd. Haeba o ka rata ho ithuta haholoanyane ka lintlha tse qaqileng, maemo a lits'ebetso, le tharollo ea tloaelo bakeng sa mefuta eohle ea lihlahisoa tsa rona-ho kenyeletsoa lesela la Teflonhigh-temperature, Teflonhigh-temperaturetap e,Mabanta a teflonhigh-temperature,mabanta a seamless bakeng sa mechini e hlabollang,lehlakore le le lengPTFEcloth,mabanta a conveyor a mocheso o phahameng,lesela la fiberglass ea mocheso o phahameng,le tse ling–ka kopo ikutloe u lokolohile ho kopana le tsona: ~!phoenix_var143_1!~

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