Nin barokun in bɛ fibreglasi fini min dilannen don ni PTFE ye, o baarakɛcogo ɲɛfɔ ka ɲɛ ɛntɛrinɛti ni kuran baarakɛyɔrɔw la. Yɔrɔba wɔɔrɔ : Funteniba labɔli ni a lakanani — motɛriw ni ɲɔgɔn cɛ/slot/phase insulation, transformateur layɛrɛ insulation, bobinew sirili, kuran tasumaminɛnw danfara Laminati ni PCB dilanni ni nɛgɛ ye — fini bɔli PCB lamini na, prepreg ani CCL saniya lasecogo la; Elektɔriki soldering — solder masking for wave/reflow soldering (sanu bolokɔni lakanani), reflow foro conveyor belts, soldering baarakɛyɔrɔ mats, fiɲɛ suma marifa lakanani datugulanw Kabali ni filiw — kabali sirilan min bɛ funteni caman na, funteni bololanɛgɛw ani tasuma-datugulanw, funteni-sɔgɔsɔgɔninjɛ tubabukanw bonya baarakɛcogo sirilanw Anti-static ani cleanroom — saniya so jiginni cɛsirilanw ni baarakɛyɔrɔw matarafali, semiconducteur ani fotovoltaïque funteni caman jiginni.

Nin barokun in bɛ jateminɛ fɛɛrɛw jira walasa ka PTFE fini min dilannen don ni fibreglasi ye, o ka nɔrɔli ni a saniya nɔgɔyali, tulu nɔgɔw ni buguri kama. Fɛɛrɛw ye : Jɛɲɔgɔnya kɛrɛ ni dugukolo sanfɛla fanga sɛgɛsɛgɛli — ji bɛ ɲɔgɔn sɔrɔ yɔrɔ min na a ka c’a la >110°, jiginni kɛrɛ越小越好, sanfɛla fanga ka fisa 18-20 mN/m; Masina ka ɲɛgɛnw sɛgɛsɛgɛli — 180° sɔgɔli fanga ni kaseti jɔnjɔn ye, a ka ɲi <0,1 N/25 mm; Tumu kɛlɛli sɛgɛsɛgɛli simulalenw — tulu nɔgɔ sɛgɛsɛgɛli/tolen fɛɛrɛ, ko hakɛ saniyacogo ɲuman ni kulɛri danfara ΔE sumani ye (ΔE ka dɔgɔn = saniya ka fisa), ani tulu taamasiɲɛ sɛgɛsɛgɛli teliya (enki dɔgɔyali bɛ nɔgɔ kɛlɛli ɲuman jira) Bugun kɛlɛli sɛgɛsɛgɛli — buguri sigicogo ni ja sɛgɛsɛgɛli ye, fiɲɛbɔ buguri bɔli min bɛ fiɲɛbɔ teliya hakɛ fitinin suman, ani kuran sɔgɔli jateminɛni ni surface resistivity ye Muɲuli jateminɛ — aw bɛ segin sɛgɛsɛgɛli bɛɛ kan kɔrɔya kɔrɔlen kɔfɛ (260°C/300°C) walima Taber sɔgɔli kɔfɛ walasa ka baarakɛcogo sabatili kuntaalajan sɔrɔ.

Nin barokun in bɛ kuma Teflon fini funtenimanba (PTFE-coated fibreglas fabric) kɛcogo kan sanfɛla la. Baarakɛyɔrɔ kolomaw : Fɛnɲɛnamafagalanw dilanni — fini/filimu bɔli otoklaviw dilanni na, isolation layers, conveyor belts minnu ka funteni ka bon walasa ka prepreg dilanni kɛ Motɛri ni funteni caman lakanani — funteni-bɔlanw, tasuma-fanga-minɛnw, funteni caman ɲɔgɔndan minnu bɛ se ka wuli; Kuranko ni nɛgɛdaga lakanani — kabali sirili motɛri yɔrɔw la ani jiginɛw kɔnɔ; Avion kɔnɔna ani tasuma lakanani — tasuma ridow/sisi barikalan minnu bɛ FST sariyaw dafa, funteni/mankan tangalanw blanket cladding; Yɔrɔ ni sanfɛla baarakɛcogo — insulasi caman (MLI) lajɛlenw, tulubɔlanw minnu bɛ nɛnɛ kɛlɛ, minnu bɛ kɛ ka tile pannew bilali fɛɛrɛw ani antɛni charnières, funteni kɔlɔsili fini.

Nin barokun bɛ a ɲɛfɔ cogo min na PTFE dacogo bɛ siri fibreglasi fini substrate la Teflon fini na min funteni ka bon. Kemikɛli jɛɲɔgɔnya tilennen tɛ se ka kɛ k’a sababu kɛ PTFE ka sanfɛla fanga dɔgɔyalenba ye. Jɛɲɔgɔnya bɛ kɛ ni ninnu ye: Masina ɲɔgɔndan (farikolo sirili) — PTFE emulsiɔn bɛ don fiyɛri yɔrɔw la ka fiɲɛ fɛnɲɛnamafagalanw minɛ sintering kɔfɛ; Silane coupling agent pretreatment — a bɛ molekiyɔmu bridge dilan gilasi fibres inorganiques ni primer organique cɛ; Chemical primer transition layer — ka PAI, PPS, PES walima PEEK resinw kɛ ni PTFE micropowder ye, ka a kɛ coupling furakɛli kɔfɛ walasa ka transition layer barikama dilan; Filimu nɔrɔlenw lamini ni funteni ye — FEP walima PFA filimuw (furuyɔrɔ 260-310°C) bɛ PTFE filimu minnu dilannen don ka kɔn, olu siri fini na; Gradient structure via multiple impregnation and sintering cycles — dilute first pass with binder/coupling agent bɛ don fibres kɔnɔ ka taa a fɛ, o kɔfɛ PTFE impregnations saniyalenw bɛ kɛ, ka gradient compositional da ka bɔ fibreglasi la ka taa PTFE saniyalen na.

Nin barokun bɛ kuma cogo min na Teflon fiyɛta (PTFE) kasɛti min bɛ fiɲɛ bila, o ka sigicogo mikroporozɛni bɛ fiɲɛ doncogo ni insulasi ni a tɛ nɔrɔ cogo min na, o bɛ bɛn ɲɔgɔn ma. Core conflict : fiɲɛ doncogo bɛ da wulilenw de wajibiya, ka sɔrɔ insulasi bɛ density de wajibiya ani non-stick bɛ yɔrɔ nɔgɔlenw de wajibiya. Dilancogo balannenw : ka poroze cɛmancɛ hakɛ kɔlɔsi (0,1-2μm, a ka fisa <0,5μm) walasa ka bɔgɔdaga doncogo bali ani ka tiɲɛni tension mara; porosité kɔlɔsili 50-70% (≈60% optimal) ka Gurley 20-100s/100cc sɔrɔ ani dielektriki fanga ≥2kV filimu 0,13mm kama; ka 3D rezo pores structure (τ≈2.5-4) ta min ka tortuosity high-tortuosity (τ≈2.5-4) walasa ka jibɔ sira tilennenw damatɛmɛ; ka pores structure asymétrique gradient jɔ ni dense surface layer (1-5μm) ye walasa ka non-stick/insulation ani porous kɔnɔna na walasa ka ninakili sɔrɔ; aw bɛ super-oleophobe/hydrophobique surface kɛ furakɛli kɔfɛ ka sɔrɔ a ma pores block.

Nin barokun in bɛ PTFE fini funteniman nafaw jira i n’a fɔ funteni caman filɛri fɛɛrɛw. Fanga jɔnjɔn wɔɔrɔ : Funteni kunbɛncogo ɲuman (260°C bɛ to sen na, a kuncɛ ~300°C), min bɛ tɛmɛ PPS (190°C) ani aramid (200°C) kan; Kemisɛnniw ka baarakɛbaliya kojugu asidiw, alkaliw, furajiw ani oksidanw kama, a tɛ se ka jibɔ, a bɛ baara kɛ ka tɛmɛ aramidi ni P84 kan gazi sɔgɔlenw na; Bugun saniya baarakɛcogo ɲuman ni sanfɛla fanga dɔgɔyalenba ye min bɛ kɛ sababu ye ka buguri gato bɔli nɔgɔya ani ka tansiyɔn dɔgɔyali sabati; Filɛtiri kɛcogo ɲumanba ni porozɛw hakɛ ye 0,1-3μm ye min bɛ PM2,5 fɛnɲɛnamafagalanw 99,99% ni kɔ minɛ; A tɛ tasuma sɔrɔ ni LOI bɛ tɛmɛ 95% kan, ni anti-static suganditaw bɛ sɔrɔ; Masina fanga ka bon ka bɔ fibreglasi barika la, ni PTFE fibre media saniyalen ye min bɛ fɛn caman di ani ka >san 4 baara kɛ. A bɛ tali kɛ kosɛbɛ PPS, aramid, Nomex, P84 ani fibreglasi filɛri fɛɛrɛw la funteni, kemikaliw kɛlɛli, jikuruw kɛlɛli ani saniya baarakɛcogo bɛɛ la.

Nin barokun in bɛ fɛɛrɛ sigilenw di walasa ka nɔrɔlenw tolenw ni nɔrɔlenw joli bali ni aw bɛ baara kɛ ni PTFE kaseti ye min funteni ka bon walasa ka PCB sanu bolokɔniw lakana SMT lajɛ waati. Sababu jujɔ sɛgɛsɛgɛli : tolen bɛ sɔrɔ jɛɲɔgɔnya dɛsɛ fɛ walima fɛnw ni ɲɔgɔn cɛ jiginni fɛ; joli bɛ bɔ viscosity drop ani adhesive overflow fɛ reflow heat kɔrɔ. Fura koloma ye kaseti sugandili ɲuman ye: silikoni PSA min kuntaala surun ≥300°C, min bɛ to senna ≥260°C, a janya bɛɛ lajɛlen ye milimɛtɛrɛ 0,08-0,13 ye ni nɔrɔlan finmanw ye minnu bɛ ɲɔgɔn minɛ kosɛbɛ, ani seereyaw min tɛ joli/tolenw kɛlɛ. Taabolo kɔlɔsili fɛɛrɛ wɔɔrɔ : saniya ka kɔn lamini ɲɛ ni IPA ye ; zeru-tension lamination ni fiɲɛ bɔli dafalen ye; segin-ka-bɔnye funteni hakɛ ɲɛnabɔlen ni funteni nɔgɔman ye (<2°C/s); nɛnɛba bɔli 50°C duguma ni 180° ye; baara kɛli teliya la sanga 24 kɔnɔ ani baara kɛli siɲɛ kelen dɔrɔn; dɛsɛ furakɛli ni IPA wiping ani 40-50x magnifier sɛgɛsɛgɛli ye. Ni PCB fan fila bɛ u la, aw bɛ u falen ni kaseti kura ye sani aw ka kɛ fan filanan baara la.

Nin barokun bɛ laadilikan sigilenw di PTFE fini funtenimanba kan kurukuruw kunbɛnni kan sintering waati. Kurukuruw sababu jɔnjɔn ye funteni dɔgɔyali ye min tɛ kelen ye ani degun min tɛ bɛn ɲɔgɔn ma. Fɛnɲɛnɛmaw bɛ baara kɛcogo dafalen dafa : fɛn fɔlɔw substrat kɔlɔsili (dewaxing/heat setting dafalen walasa ka kɔnɔna degunw ban); impregnation ani drying (coating finman caman, funteni jiginni nɔgɔman, active drive rollers); sintering furnace control (1-3% overfeed for thermal shrinkage allowance, closed-loop micro-tension control, transverse temperature uniformity within ±5°C, gradient preheating-sintering-cooling curve, fiɲɛ-flotation forow i n’a fɔ fura ɲuman, spreader rollers kurulenw) nɛnɛ ni sigili (nɛnɛ dɔɔni dɔɔni, ka a jɛnsɛnni to a la fo ka se 100°C duguma, ka nɛnɛ dafalen kɛ sani a ka wuli); ɛntɛrinɛti kɔlɔsili ni yeelen sɛgɛsɛgɛli barikama ye ani infirɛri sɛgɛsɛgɛli.

Nin barokun bɛ sɛgɛsɛgɛli kɛ cogo min na cɛncɛn walima finimugu matɛri furakɛli bɛ nɔ bila PTFE fini funteniman sanfɛla jɔcogo la. Yɛlɛma bɛ kɛ yɔrɔ saba la : Mikoroskɔpi cogoya bɛ wuli ka bɔ filɛlikɛlan nɔgɔlen na ka kɛ gully texture gɛlɛn ye ni Ra/Rz hakɛ cayalenba ye, ka 3D masin ankɔri jɔcogo dɔw dilan walasa ka jɛɲɔgɔnya kɛ kɔfɛ. Faratiw bɛ finimugu dafalen na: PTFE layini sɔgɔli, fibreglasi substrat bɛ se ka bɔ kɛnɛ kan (o bɛ kɛ sababu ye ka fɛnw bɔnɛ minnu tɛ nɔrɔ, ji doncogo, ani masin fanga dɔgɔyali), ka fara microcracks ni nɔgɔ bɔli kan.

Nin barokun in bɛ taabolo jɔnjɔn dafalen jira min bɛ kɛ ka fibreglasi finimugu don ni PTFE emulsion ye. Fɛɛrɛ jɔnjɔn wolonwula : 1 A furakɛcogo ka kɔn (dewaxing/desizing) la 350-400°C la walasa ka finimugu bonyafɛnw bɔ; 2 Emulsion formulation ni 40-55% solide hakɛ bɛ a la ani surfactants walasa ka jisigicogo ɲɛ; 3 Aw bɛ kɔnɔbara don a la ni dip-squeeze fɛɛrɛ ye walima ni dɔgɔtɔrɔ ka nɛgɛdaga dacogo ye; 4 Aw bɛ a ja 100-150°C la walasa ka ji labɔ dɔɔni dɔɔni ani ka PTFE filimu jalen kɛ; 5 Sintirili 360-390°C la (fo ka se 400°C ma) walasa ka PTFE fɛnɲɛnamafagalanw wuli ka kɛ filimu ye min bɛ to senna; 6 Siginiden caman-jalen-sintering segin-segin siɲɛ 2-4 walasa ka se laɲini janya ma ani resin hakɛ (45-65%); 7 Furakɛli kɔfɛ, koronawirisi furakɛli, dakun tigɛcogo, winding ani jogo sɛgɛsɛgɛli sen bɛ o la. Kɔlɔsili yɔrɔw kolomaw : dewaxing dafalen, emulsion jilama dafalen, jalen dɔɔni dɔɔni, sintering funteni tigitigi, ani coating density basigilen. Fɛn minnu bɛ dilan, olu bɛ baara kɛ ni laminiw ye minnu bɛ kɛ ni nɛgɛ ye, minnu bɛ kɛ ni fɛn caman ye, minnu bɛ kɛ ka fɛnw ta minnu bɛ funteni caman sɔrɔ ani fɛnw ye minnu bɛ kɛ ni fɛn dilanni ye.