Nigute igifuniko cya PTFE gihujwe nigitambara cya fiberglass substrate mumyenda yubushyuhe bwo hejuru?

NiguteDoesthePTFECoatingonTeflonHigh-UbushyuheByambarwaAdheretoFiberglassFabric?

PTFE. uruganda rukora - JiangsuAokaiNewMaterialTechnologyCo., Ltd.

ThespecificmethodsforbondingTeflonhigh-temperatureclothmainlyincludethefollowing:

1.Imashini yimashini (Ifatika Ifatika) Iyiisthemostfundamentalapproach.Fiberglassfabricitselfisaporoustextile. intering (hafi 360-600 ° C), PTFEparticlesmeltintoacontinuousfilm, ifata neza fiberbundleslikecountless 'inanga.

2.SilaneCouplingAgentPretreatment (ChemicalBridging)

Iyiisalmostthecoreprocessforallhigh-qualityPTFEfiberglassfabrics.Thesurfaceofthefiberglassfabricisfirsttreatedwithasilanecouplingagent (suchasaminosilane, epoxysilane, nibindi.):

Oneendofthesilane (siloxygroup), nyuma ya hydhydrolysis, canchemicallybond hamwe na hydroxylgroups (-OH) onthesurfaceoftheglassfibers;

Theotherend, ifite imiterere-yimikorere yitsinda, kanseri-ihuza-ihuza-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya-ya

3.CimicalPrimerTransitionLayer

Gufata nezaPTFEresultinpooradhesionaftersintering, soadedicatedprimerisusappliedfirsttothefiberglassfabric.Iyi primerlayergenerallycontains:

Adhesiveresins: Suchaspolyamide-imide (PAI), polifhenylenesulfide (PPS), polyethersulfone (PES), orpolyetheretherketone (PEEK), ikaba ifite uburyo bwiza, hamwe nubushuhe bwa progaramu.

PTFEmicropowder: ToensurethatprimerandfinalPTFEtoplayercanfuset hamwe.

Iyiprimerlayerachieveschemicalbondingandphysicalinterlocking hamwe nu guhuza-umukozi-wavuwe-fiberglassfabric, formarobusttransitionlayer.

4.Hot-MeltAdhesiveFilmLamination (LaminationMethod) Ubu buryo, bukoreshwaJiangsuAokaiNewMaterialTechnologyCo., Ltd. rwose FEP (fluorinatedethylenepropylene) orPFA (perfluoroalkoxy) film . msurface.Ibikorwa , FEP / PFAfilmisplacedbetweenthePTFEfilmandthefiberglassfabric, yashyutswe kandi irashyuha, hanyuma nyuma yo gukonjesha, astrongbondisformed.

5.GradientStructureviaMultipleImpregnation naSinteringCycles

Manyhigh-temperatureconveyorbeltsandarchitecturalmembranematerialsareproducedusingamultiple-impregnationprocess: ThefirstimpregnationusesadilutePTFEdispersioncontainingbindersandcouplingagents, yemerera primertopenetratedeepintothefiberbundles. Aftersintering, kugwiza inshuro nyinshi hamwe na purePTFEemulsionandsuccessivesinteringstepsarecarriedout, bikavamo kwiyongera -higherpurity ofPTFEonthesurface. Ibi birema -gukwirakwiza -gukwirakwiza -gukwirakwiza -ibikoresho -bisanzwe

Umwanzuro

Insummary, thebondingbetweenthePTFEcoatingand nafiberglassfabricinTeflonhigh-temperatureclothisnotsimply 'gluing ' - itisacomplex (systematicengineeringprocess): throughphysicalanchoringtotakerootinthefibers, throughcou plingagentsandprimerstoachievechemicalbondingandtransition, hamwe nubushyuhe bwo hejuru -ubushuhe bwogukwirakwiza -kuzuza-guhuza-abakinyi ba filime.IfonlypurePTFEweredirectlycoated, theentirelayerwouldpeeloffwithasingletear.

TheaboveinformationisprovidedbyJiangsuAokaiNewMaterialIkoranabuhangaCo., Ltd. Niba wongeyeho e. ~!phoenix_var143_1!~

Umurongo wa serivisi:

BwanaGuo: 18944819998

BwanaLiu: 13705266308

Wealwaysupholdaprofessionalandintegrity-drivenservicephilosophy, andarededicatedtoprovidingyouwithone-stopolutionsandattentiveservice!