Ho ka ntlafatsoa joang ho hanyetsa ha creep le botsitso ba nako e telele ba tepi e phahameng ea mocheso oa Teflon?

I.MolecularNetworkTopologyOptimizationoftheSiliconeAdhesiveLayer–ImproveBulkCreepResistance

1.HighMQResin/SiliconeRubberRatiole'Hard-Core'Sebopeho

Moetsi oa lihlahisoaMQsiliconetsisa setlamo sa mantlha le se matlafatsang, se eketsangMQ/gumratioto1.2:1–2:1(e phahame haholo ho feta maemo a tloaelehileng). thata'mohato o thata'li-microdomains tse nang le lehare la hlooho ea hesivela, tse thibelang ho falla ha likaroloana tsa siloxane le ho ntlafatsa haholo polokelong ea mefuta-futa le ho hanyetsana le libōpuoa tse phahameng.

2. Kenyelletso ea Lihlopha tseRigid tse Thibelang Mocheso le Libaka tse Hokahantsoeng tse Phahameng tsa Bond-Energy

Phenyl,diphenyl,orcarboranegroups li hlahisoa ka hare ho thepolydimethylsiloxanebackbone(mohlala,20–30mol%phenylcontent) ho thibela ketane ea mocheso le mohatsela le mocheso oa khalase le rmaldecompositiontemperature.Thecrosslinkingsystempreferentiallyemploysaddition-curehydrosilylation(Pt-catalyzed),forming–C–C–or–Si–C–crosslinkingbridgeswithsuperiorthermalstability.

3.Taolo ea Boima ba Limolek'hulePakeng tsa Khokahano ea Khokahano(Mc)le Litšitiso tsa Marang-rang

Ka ho lokisa ka nepo e sebetsang ea hydrogencontentandchainlengthofthehydrogen-containingsiliconeoil,arlativelysmallanduniformMc(hoo e ka bang5,000–15,000g/mol)e fihletsoe,ho netefatsa hore mosebetsi o boloka matla a phahameng a matla le mocheso o boima.E atolositsoeng kamorao-e phekolehang kapa mocheso o phahameng-oa sebelisoa ho ja lihlopha tse setseng tse sebetsang le ho fokotsa khatello ea kelello e bakoang ke liphoso tsa marang-rang.

II.GradientModulusMultilayerAdhesiveStructure–BalancingTackandCreepResistance

'Primer-anchoringlayer+High-moduluscohesivelayer+Viscoelasticfunctionallayer'three-layerdesign

1.Primer-anchoringlayer(1–3μm): Sebelisasasilanecouplingagente nang le lihlopha tsa poxyoracryloyloxy, pele ho polymerized kaMQresin, ho fana ka bobeli ba lik'hemik'hale ho PTFEsubstrate le co-crosslinking withtheuppersiliconelayer.

2.High-moduluscohesivelayer(mainbody, approx.30–50μm): Useshigh-MQ-ratio, high-phenyl-content, high-crosslink-densitysiliconeadhesivetofurnisharobustshear-resistantskeleton.

3.Viscoelasticfunctionallayer(incontactwiththeheadherend,3–8μm): Employslow-MQ-ratioorhydroxy-terminatedsilicone-oil-modifiedsoftsiliconeadhesivetolowersurfacemodulusandensurerapidwettingand conformability to the head therenditelevatedthemperatures.

III.NanofillersforConstructingPhysicalCrosss bothatandHeat-ResistantSkeleton

1.In-SituReinforcementandSurfaceModificationofNano-Silica

Themanufacturerusfumedsilica(specificsurfacearea200–380m²/g),surface-treatedwithvinyltriethoxysilaneorhexamethyldisilazane,ataloadingof10–25wt%.Thenano-SiO₂e etsa hydrogenbondsandphysicaladsorptionwithsiloxanechains,crexanechains reversible physicalcrosslinkingnetwork e felisang matla le e thibelang ketane ea molecular lippagethemperatures.High-sheardispersionensures thatthesilicaexistas'lihlopha' tse nang le boholo ba glomerate ka tlase ho 100nm,ho qoba khatello ea maikutlo.

2.DirectionalCreepResistancevia2DNanomaterials

Keketso ea1–5wt%few-layergrapheneororgano-modifiednano-montmorillonite,eo e sekametseng ho fapanyetsanarararangementka ho shear-inducedalignment nakong ea ho kokota,formsa'mazeeffect'paralleltothetapep lane, haholo-holo ho hanyetsana le ketane ea molek'hule motsamaong oa shear.

IV.ChemicallyIntegratedSubstrate–AdhesiveInterfaceandProcessControl

1.SurfaceActivation and BifunctionalPrimerforChemicalBonding

ThePTFEsefahleho se qala ho phekoloa kathasodium–naphthalene–THFsolutionorlow-pressureargon/oxygenplasmatogenerateanactivatedlayer e nang le carboxylandhydroxylgroups ated.E 'ngoe ea pele e kopana le–OH/–COOHonthePTFE bokaholimo, ha e ntse e nka karolo ho hydrosilylation kapa condensationcrosslinking le sekgomaretsi sa silicone, se etsang lik'hemik'halebondnetwork e kenang sehokelong.Mokhoa ona o ka eketsa matla a ho tšoara mocheso o phahameng ka nako e ka bang 260-°C.

2.RampedCuringandPost-Phekoho Felisa Mefokolo

Profaele e phekolehang e sebelitse: ea pele, ea hlabolloa e hlakotsoe le sekhomaretsi sa bokaholimo bo bolelele ba 80–100°C; ebe ke hydrosilylation le ho paka ha MQresina e phethiloe ka 150–170°C; qetellong, poso. -pheko e tsoa ka ntle ho 200–220°C ka lihora tse 'maloaho felisa mosali oa ka hare le ho tsitsisa lintlheng tse amanang le 'mele.

Lintlha tse ka holimo li fanoe keJiangsuAokaiNewMaterialTechnologyCo.,Ltd.

Haeba u ka rata ho fumana tsebo e tebileng ea lihlahisoa tse ngata-ho kenyeletsoa lesela la Teflonhigh-temperature,Teflonhigh-temperaturetape,Teflonhigh-temperature mesh lebanta,mabanta a seamlessconveyor bakeng sa mechini e tlamang,lesela le le leng PTFE, mabanta a conveyor a mamellang mocheso o phahameng, lesela la khalase le hananang le mocheso o phahameng, le tse ling-hammoho le lintlha tse qaqileng, maemo a lits'ebetso, le tharollo ea tloaelo, ka kopo ikutloe u lokolohile ho ikopanya le mecha e latelang:

Mohala:

Mong Guo: +86 18944819998

Mr.Liu:+86 13705266308

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