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Dharka Dahaarka leh ee PTFE

  • Waa maxay codsiyada PTFE dhar heerkul sare ah oo ku jira alaabada isku dhafan ee fiber carbon?
    Waa maxay codsiyada PTFE dhar heerkul sare ah oo ku jira alaabada isku dhafan ee fiber carbon?
    2026-07-24
    Maqaalkani waxa uu daboolayaa codsiyada PTFE dhar heerkul sare ah oo ku jira alaabta isku dhafan ee fiber carbon. Qaabaynta cadaadiska: la dhex dhigo caaryada iyo prepregs ka hortagaya adhesion resin epoxy, awood u si fudud u dumin; la jeexjeexay inta u dhaxaysa daaro dhuuban oo badan si looga fogaado ku dhegganaanshaha labada dhinac. Bacaha Vacuum-samaynta: filimka dib loo isticmaali karo inta u dhaxaysa prepreg iyo marada neefta, oo u oggolaanaysa marinka gaaska/resinka iyada oo awood u siinaysa in si fudud loo diiriyo daawaynta ka dib; dhinaca textured waxa ay u gudbisaa muuqaal qurux badan si ay u wanaajiso qallafsanaanta isku xidhka, baabi'inta carrada. Wax soo saar joogto ah: Suumanka qaadaha ee aan xidhnayn ee aan xidhnayn waxa ay qaadaan prepregs iyaga oo maraya aagagga kulaylinta/cadaadiska; lakabka barkinku wuxuu u qaybiyaa cadaadiska si siman u dhimaya soo-jiidashada gudaha.
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  • Tignoolajiyada daaweynta ololka ma lagu dabaqi karaa wax ka beddelka dusha sare ee substrates PTFE? Sidee ayay wax qabadkeedu u barbardhigaan daawaynta corona iyo daawaynta balasmaha?
    Tignoolajiyada daaweynta ololka ma lagu dabaqi karaa wax ka beddelka dusha sare ee substrates PTFE? Sidee ayay wax qabadkeedu u barbardhigaan daawaynta corona iyo daawaynta balasmaha?
    2026-07-24
    Maqaalkani wuxuu eegayaa suurtogalnimada daaweynta ololka ee wax ka beddelka dusha sare ee PTFE wuxuuna barbar dhigaya saamaynta korona iyo daaweynta balaasmaha. Suurtogalnimada: Ololku wuxuu wax ka beddeli karaa PTFE laakiin si dhif ah loo isticmaalo warshad ahaan - khataraha badbaadada (PTFE waxay burburisaa sii daynta sunta HF iyo perfluoroisobutylene); waxqabadka xaddidan (tamarta dusha sare kaliya 30-35 mN/m, waxay samaysaa lakab xuduud daciif ah). Hababka shaqada: ololka - oksaydhaynta heerkulka sare ee ku meel gaadhka ah (> 1000 ° C), cuncun yar, kooxo oksijiin ah oo yar; korona - Dheecaan koronto-sare ah waxa uu dhaliyaa ozone/ogsijiin firfircoon, oksaydh khafiif ah, cufnaanta tamarta hoose ma jebin karto curaarta CF; Plasma - Qaybaha tamarta sare leh / elektiroonigga / xagjirka xorta ah waxay si toos ah u kala gooyaan bonds CF iyo kooxaha polar graft (hydroxyl, carboxyl, amino).
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  • Isbarbardhigga Saxnaanta Hababka Tijaabada Darajada Daawaynta ee Xabagta Xasaasiga ah ee Silikoon (Habka Soo Saaridda Xalka, Habka DSC iyo Habka FTIR)
    Isbarbardhigga Saxnaanta Hababka Tijaabada Darajada Daawaynta ee Xabagta Xasaasiga ah ee Silikoon (Habka Soo Saaridda Xalka, Habka DSC iyo Habka FTIR)
    2026-07-24
    Maqaalkani waxa uu isbarbar dhigayaa saxnaanta saddexda habab ee shahaado tijaabinta ee loogu talagalay dhejisyada cadaadiska-silicone-ka ah. Soo saarista millatariga (jeelka ku jira) waxa uu cabbiraa jajabka shabkada ee aan la milmi karin iyada oo loo sii marayo soo saarista Soxhlet - qiimaynta xad dhaafka ah ee ay ugu wacan tahay qaybo jidh ahaan isku xidhan oo lagu qalday sida isku xidhka, saxnaanta ± 2-5%, saxnaanta kiimikaad ee ugu hooseeya. DSC waxay cabbirtaa kulaylka falcelinta haraaga ah (α = 1-ΔHresidual / ΔHtotal) - lagu kalsoonaan karo beddelka hoose ee dhexdhexaadka ah laakiin waxay ku qiyaaseysaa beddelaad sare sababtoo ah kooxaha haraaga ah ee xaddidan ee faafinta, dib-u-celinta <± 2%.
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  • Falanqaynta ay sameeyeen soosaarayaasha Jiangsu ee PTFE maro heerkul sare ah oo ku saabsan shaqada walxaha PTFE ee dahaarka kuleylka kuleylka ee matoorada gantaallada
    Falanqaynta ay sameeyeen soosaarayaasha Jiangsu ee PTFE maro heerkul sare ah oo ku saabsan shaqada walxaha PTFE ee dahaarka kuleylka kuleylka ee matoorada gantaallada
    2026-07-23
    Maqaalkani waxa uu daboolayaa hawlaha PTFE ee dahaadhka kulaylka ee matoorada gantaallada. Afar hab: Burburka Endothermic - PTFE depolymerizes at ~ 400 ° C tetrafluoroethylene (aad u endothermic, ~ 3,000 ° C soo-gaadhista gaaska gubashada), nuugista kulaylka weyn iyo soo saarida tamarta kulaylka dusha derbiga. Qaboojinta transpiration iyo dahaarka aflaanta gaaska - gaasaska qudhunka ah (tetrafluoroethylene) ayaa ku qulqula dibadda iyada oo loo marayo daloolada yaryar, ka saara kulaylka dusha sare; Filimka gaaska qulqulaya wuxuu ka soocaa gaaska gubashada heerkulka sare ee derbiga, hoos u dhigaya qulqulka kulaylka u dhow ee> 50%; Filimka gaasku waxa uu wax ka beddelaa xawaaraha/heerkulka lakabka xadka, isaga oo yareynaya nabaadguurka walxaha.
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  • Hordhaca Jiangsu PTFE Heerkulka Sare ee Soosaarayaasha Wershadda: Waa maxay Saamaynta ay ku leedahay Gamma-Ray Irradiation-ka Qaab-dhismeedka iyo Guryaha PTFE?
    Hordhaca Jiangsu PTFE Heerkulka Sare ee Soosaarayaasha Wershadda: Waa maxay Saamaynta ay ku leedahay Gamma-Ray Irradiation-ka Qaab-dhismeedka iyo Guryaha PTFE?
    2026-07-23
    Maqaalkani waxa uu daboolayaa saamaynta shucaaca gamma-ray-ga ee qaabka PTFE iyo guryaha. Qaab dhismeedka kiimikaad ayaa isbeddela: fallaadhaha gammadu waxay jebiyaan silsiladaha waaweyn ee CC iyo silsiladaha dhinaca CF (G-qiimaha 3.0-3.5), taasoo keenaysa maqas silsilad weyn iyo hoos u dhac weyn oo miisaanka unugyada; Ogsajiinta, xagjirrada xorta ah waxay sameeyaan peroxy radicals oo soo bandhigaya acyl fluoride iyo karboksylic acid kooxaha dhamaadka (hydrolyzing to HF). Qaab dhismeedka isku dhafan ayaa isbeddelaya: crystallinity ayaa kor u kaca bilawga (qiyaas hoose, silsilado gaaban dib u habeyn) ka dibna hoos u dhaco (qiyaas sare, cillado waxay carqaladeeyaan crystals); Kiristaalo-lamellars ayaa u kala qaybsama crystallites yar-yar oo leh nidaam fog oo la waayay. Xumaanta hantida: Kordhinta nasashada waxay hoos u dhacdaa 0.1kGy hawada, luminta> 90% ~ 1kGy - alaabtu waxay noqotaa mid adag oo jilicsan; dhibicda dhalaalka waxay hoos uga dhacdaa 327 ° C ilaa 310 ° C; Kooxaha polar-ka ayaa wax yar kor u qaada koronto joogto ah / lumis; oogada oogada waxay ka beddeshaa caddaan ilaa cawl/madow oo leh dhaldhalaalaan.
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  • Hababka lagu Xakameeyo Crystallinity ee Dahaarka PTFE ee marada Heerkulka Sare ee Teflon
    Hababka lagu Xakameeyo Crystallinity ee Dahaarka PTFE ee marada Heerkulka Sare ee Teflon
    2026-07-22
    Maqaalkani waxa uu daboolayaa hababka lagu xakameynayo crystallinity ee daahan PTFE on Teflon marada heerkulka sare. Nidaaminta heerka qaboojinta ayaa ah mid toos ah oo waxtar leh: Qaboojin degdeg ah (deminta) iyada oo loo marayo daahyada hawada qabow, qaboojiyaha qaboojinta ama haamaha biyaha - silsiladaha molecular waxay barafoobaan ka hor inta aan la dalbanin, samaynta kiristaalo yaryar oo aan qummanayn; dahaarku waa jilicsan yahay, adag oo leh qaab-dhismeed aan dhejisnayn oo la hagaajiyay, adkaysiga / xidhashada wax yar ayaa la dhimay. Qaboojin qunyar ah oo loo sii marayo qaybta ilaalinta kulaylka ee 10-50°C/h ama qaboojinta foornada - silsiladaha molecular waxay si buuxda u habeeyaan spherulites waaweyn oo dhamaystiran; dahaarku waxa uu leeyahay adayg sare, caabbinta xidhashada heer sare ah, cabbir deggan, dabacsanaan yaraaday iyo kororka dillaacsan.
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  • Codsiga Dharka Heerkulka Sare ee Teflon ee Foornooyinka Dabiiciga ah ee Wareega Hawada Kulul
    Codsiga Dharka Heerkulka Sare ee Teflon ee Foornooyinka Dabiiciga ah ee Wareega Hawada Kulul
    2026-07-22
    Maqaalkani wuxuu daboolayaa codsiga Teflon marada heerkulka sare ee foornooyinka wareegga hawada kulul. Suurtogalnimada: loo isticmaali karo sida barkin aan dhegta lahayn oo ku dul yaal suunka mesh ama saxaarad marka foornada heerkulkeedu yahay ≤260°C (kulka-kulka-ku-qallaynta, ka saarista binderka, daawaynta slurry) - waxay wanaajisaa duminta iyo hufnaanta. Si adag ayaa looga mamnuucay heerkulka dhexdhexaadka ah/sare (300-950°C) — PTFE waxa ay burburisaa sii daynta sunta HF iyo perfluoroisobutylene, qalabka daxalaysa oo keenta sumowga dilaaga ah. Mabda'a badbaadada: haddii heerkulka foornada uusan caddayn ama aan la dammaanad qaadi karin ka hooseeya 260 ° C, ha isticmaalin. Guryaha muhiimka ah: adeeg joogto ah -70°C ilaa 260°C, muddo gaaban 300°C; Dheef la'aan aad u daran iyo kiimiko; dahaarka korantada oo aad u fiican; khilaaf hoose (~ 0.04); Saldhigga fiberglass-ku wuxuu bixiyaa xoog cufan oo sarreeya.
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  • Waa maxay kala duwanaanshaha xawaaraha khadka caadiga ah ee khadka wax soo saarka heerkul-sare ee Teflon?
    Waa maxay xawaaraha khadka caadiga ah ee khadka wax soo saarka heerkul-sare ee Teflon?
    2026-07-21
    Maqaalkani wuxuu daboolayaa kala duwanaanshaha xawaaraha khadka caadiga ah ee khadka wax soo saarka heerkul-sare ee Teflon. Xawaaraha xawliga ah: alaabta khafiifka ah ee caadiga ah (0.08-0.30mm) at 0.5-3 m / min, deggan 1-3 m / min; badeecooyinka qaro weyn/multi-pregnated (≥0.4mm) at 0.3-1 m/min; khadadka waxtarka sare leh ee foornooyinka dhaadheer waxay gaari karaan 3-6 m / min laakiin qalab dalbanaya. Caqabadaha habka: qalajinta iyo qalajinta waxay u baahan yihiin waqti degenaansho (PTFE waxay u baahan tahay 1-3 daqiiqo at 380-400 ° C; sabab la'aan ku-tiirsanaanta / dildilaaca); xawaaraha waxaa lagu go'aamiyaa ugu yar ee qalajinta/waqtiga qallafsan ee dhererka foornada go'an. Caqabadaha maaddooyinka: adkaha sare/firfircoonaanta viscosity ayaa si tartiib ah u soo gala; Maro qaro weyn / cufan waxay nuugaan dareeraha waxayna u wareejiyaan kuleylka si tartiib ah; maro ballaadhan oo u nugul kala duwanaanshaha midabka cidhif-dhexe ee u baahan dhimista xawaaraha. Qalabka iyo iibinta tayada leh: foornooyinka aagagga badan ee dheer waxay oggolaadaan xawaare sare.
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  • Waa maxay farqiga u dhexeeya emulsions PTFE ee ay soo saaraan hababka kala duwan ee polymerization (polymerization hakinta iyo polymerization kala firdhiyey)?
    Waa maxay farqiga u dhexeeya emulsions PTFE ee ay soo saaraan hababka kala duwan ee polymerization (polymerization hakinta iyo polymerization kala firdhiyey)?
    2026-07-21
    Maqaalkani waxa uu daboolayaa kala duwanaanshaha u dhexeeya emulsions PTFE ee ay soo saartay polymerization hakinta vs polymerization kala firdhiyey. Cadaynta: polymerization hakinta si toos ah uma soo saari karto emulsion PTFE; Emulsion-ka dhabta ah ee PTFE wuxuu ka yimaadaa polymerization-ka kala firdhisan. 'Emulsion-habka-joojinta' dhab ahaantii waa ka-hakin biyo-mareen ah oo ka-hakinta dhulka-polymerized resin micropowders. polymerization kala firdhiso (emulsion aasaasiga ah): qaybo wareegsan (0.1-0.3μm, qaybinta cidhiidhi ah), xasilin by surfactants perfluorinated, miisaanka molecular aad u sarreeya (> 94% crystallinity), fibrillation xooggan, waxay u baahan tahay 380 ° C sintering si ay u sameeyaan filim adag oo joogto ah.
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  • Saamaynta nooca platina ee kicinta iyo u-fiirsashada ee kinetics-ka isdhaafsan ee caag silikoon ah oo lagu daweynayo
    Saamaynta nooca platina ee kicinta iyo u-fiirsashada ee kinetics-ka isdhaafsan ee caag silikoon ah oo lagu daweynayo
    2026-07-21
    Maqaalkani waxa uu eegayaa saamaynta nooca platina ee kicinta iyo u fiirsashada isku xidhka kinetics-ka caag silikoon ah oo dheeraad ah. Noocyada kicinta: Xakamaynta Speier (chlorolatinic acid, Pt⁴⁺) waxay u baahan tahay hoos u dhigista noocyada firfircoon ee firfircoon ee hooseeya, oo u shaqeynaya sidii hore; Karstedt catalyst (Pt⁰ leh divinyltetramethyldisiloxane) waxay si toos ah u gashaa wareegga catalytic. Saamaynta Nooca: Speier wuxuu muujinayaa muddada soo-bandhigista ee dhawaaqa leh qalooca bogsashada S-qaabeeya (ayar tartiib ah, la dedejiyey dambe) iyo tamar firfircoon oo muuqata; Karstedt ma muujinayso soo-galin, heer hore oo sarreeya oo leh exotherm fiiqan, tamar firfircooni hoose.
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  • Wadarta 16 bog ee Tag bogga
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Jiangsu Aokai Qalab Cusub
AoKai PTFE waa xirfadle Soo-saareyaasha iyo alaab-qeybiyeyaasha PTFE-da-ka-soo-baxa ee Fiberglass-ka ah ee Shiinaha, oo ku takhasusay bixinta PTFE Xabagta Xabagta, PTFE Conveyor Suunka, PTFE Mesh Suunka Si aad u iibsatid ama u iibiso alaabada marada PTFE ee dahaarka leh . Balac badan, dhumucdiisuna, midabyo ayaa diyaar ah oo la habeeyey.

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