Avɔ si me ŋusẽ le ŋutɔ si nye PTFE si me dzoxɔxɔ le ŋutɔ nye fiberglass si te ŋu nɔa te sesĩe ŋutɔ kple PTFE ƒe nutsyɔnu si wotsɔ ƒo ƒui. Vevietɔ dɔwɔwɔwo span dɔwɔƒewo ƒe tsɔtsɔ (nuɖuɖu abolo, avɔ ƒuƒu, PCB ʋuɖoɖo), welding takpɔkpɔ (dzoxɔxɔ-sealer nutsyɔnu, spatter akpoxɔnuwo), demolding kple dzoxɔxɔ press wɔwɔ (rababa molding, PV lamination), elektrik xɔtuɖaŋu (motor slot liners, ka wraps), xɔtuɖaŋu membranes (stadium xɔtaxɔwo, 30+ ƒe agbenɔƒe), atike anti-corrosion (kekeɖenu ƒunukpeƒewo, aʋawɔʋuwo ƒe nutsyɔnu), yamenutome (dzoxɔxɔ ƒe avɔwo), kple dɔ tɔxɛwo (laser lãɖeɖe, 3D tata).

Kuku nye afɔɖeɖe vevi aɖe le PTFE ƒe avɔ si ƒe dzoxɔxɔ lolo me wɔwɔ me. Gblẽƒe siwo bɔ dometɔ aɖewoe nye: gbagbã (eƒu kabakaba akpa, eƒe ŋutigbalẽ le anyigba dzi), nusi wotsɔ blae ƒe ʋuʋu (nusuewo ʋuna yia anyigba dzi, ememe kadodo si gbɔdzɔ), pinholes/blisters (ya alo dzoxɔxɔ si xa), teƒe ɣiwo kple chalking (surfactant migration alo incomplete fusion), yellowing/coking (additives ƒe dzoxɔxɔ akpa), delamination (shrinkage stress exceseds adhesion), orange peel (si me mekɔna nyuie o), warpage (si mebɔ o), anyigba si ƒu gake eme xɔ dzo (lãgbalẽ ɖeɖe léa tsi), kple eƒe go siwo le ɣie (kɔfi ƒe asigɛ ƒe ŋusẽkpɔɖeamedzi). Egbɔkpɔnuwo lɔ ƒuƒu ƒe nɔnɔme siwo dzi wokpɔna, yaƒoƒo nyuie, kple anyigbadzinuwo ɖɔɖɔɖo do ŋgɔ ɖe eme.

PTFE emulsion impregnation of fiberglass avɔ bia kpekpeɖeŋu vovovowo be woakpɔ ɖekawɔwɔ ƒe nutsyɔnu, sesẽ adhesion, kple nusiwo gblẽ le anyigba ŋu. Nu vevi siwo wotsɔ kpe ɖe eŋu dometɔ aɖewoe nye: tsilénu (ɖea anyigba ƒe tete dzi kpɔtɔna, wònana wògena ɖe eme nyuie wu), nusiwo naa nu ʋẽna (woakpɔa eƒe ʋeʋẽ kple nusi wotsɔ blaa nu ƒe kpekpeme dzi), pH dzikpɔlawo (nana emulsion nali ke le pH 9-10), silane ƒe kadodo (nana wòléna ɖe glass ŋu ɖe ŋgɔ), kpekpeɖeŋunu siwo naa film (PFA/FEP hena sintering), nusiwo wotsɔ yɔa film (PFA/FEP hena sintering), nusiwo wotsɔ yɔa nu me (woatsi tre ɖe awudodo ŋu, woƒe tsɔtsɔme), defoamers (xe mɔ ɖe enu pinholes), kple humectants (siwo ƒuna blewu). Tiatia nɔ te ɖe substrate kple dɔwɔwɔ ƒe nudidiwo dzi.

Fiberglass avɔ si keke ta (bulked yarn fabric) to vovo kura tso fiberglass avɔ si wozãna ɖaa gbɔ le ka ƒe wɔwɔme gome. To ya si me ya ƒe nyaƒoɖeamenu sesẽ ƒe dɔwɔwɔ dzi la, woɖea ahuhɔ̃e ƒe ka siwo nɔa anyi ɖaa la ɖe vovo, ƒoa wo nu ƒu, eye wotsɔa wo ƒua gbe ɖe ka si lolo abe kotoku ene me. Esia naa avɔ si le kpekpem wu, si fa wu si ƒe dzoxɔxɔ xea mɔ na dzoxɔxɔ si de ŋgɔ wu (ya ƒe ƒuƒoƒo siwo xa), si te ŋu wɔa ɖeka nyuie wu, eƒe ʋuʋu nyuie wu, eye wònaa aɖatsi/ʋuʋu ƒe tsitretsitsi nyona ɖe edzi – le ga si woatsɔ axe mɔ ɖe tensile ŋusẽ si bɔbɔ vie ta. Wozãnɛ na gasket siwo ƒe dzoxɔxɔ deŋgɔ, pɔmpiwo ƒe bablawo, kotoku siwo me woɖea tsi le, kple nutrenu siwo wotsɔna tsia dzodoƒe.

Raw nu dzadzɛnyenye nye gɔmeɖoanyi na PTFE dzoxɔxɔ gã avɔ dɔwɔwɔ. PTFE emulsion si le dzadzɛ ŋutɔ (ga ions aɖeke mele eme o, molecule ƒe kpekpeme sue ƒe nugbagbevi aɖeke mele eme o) kpɔa egbɔ be dzoxɔxɔ te ŋu nɔa te ɖe enu (womewɔa ɣie o vaseɖe 260°C), meléna ɖe nu ŋu o, eye dielectric ŋusẽ si lolo. Le fiberglass gome la, E-glass si me alkali mele o (Na2O <0.8%) léa ŋusẽ kple nusi xea mɔ na dzoxɔxɔ me ɖe asi le dzoxɔxɔ gã me; glass si me alkali le titina/si me alkali sɔ gbɔ ɖo la nana wògblẽna. Ne woɖe avɔlɔlɔ̃ ƒe lolomedzidzenuwo ɖa keŋkeŋ xea mɔ na carbonization kple delamination. Dzadzɛnyenye kpɔa ŋusẽ ɖe subɔsubɔ ƒe agbenɔƒe, nuɖuɖu ƒe dzidzenu dzi wɔwɔ, kple elektrikŋusẽ ƒe kakaɖedzi dzi tẽ.

Fiberglass avɔ ƒe ƒuƒu nyuie do ŋgɔ le vevie ŋutɔ na PTFE ƒe nutsyɔtsyɔ, resin ƒe tsidedee, alo lamination si kplɔe ɖo. Dɔdamɔnu vevi etɔ̃: tsi ɖeɖeɖa le 105-120°C (10-30 min le kpekpeme nu), dewaxing/thermal cleaning le 300-450°C (LOI <0.1%, ƒo asa na>500°C), kple dzoxɔxɔ do ŋgɔ le 60-100°C hafi woatsyɔ edzi. Dzra dzodoƒe ƒe dzoxɔxɔ ƒe ɖekawɔwɔ (±5°C) dzi, dzizizi be woaɖe tsi le eme, eye nàkpɔ avɔ siwo ŋu wotsɔ silane ɖo la ta le dzoxɔxɔ si mede 110°C o nu. Dzra avɔ ƒuƒu ɖo ɖe kotoku siwo wotu nu ɖo alo xɔ ƒuƒuwo me (<30°C, <40% RH).

PTFE avɔ si me dzoxɔxɔ le ŋutɔ (PTFE-coated fiberglass) mewɔa dɔ o kloe le atikewo gome, gake nu aɖewo nana xɔa gblẽna le nɔnɔme aɖewo koŋ me. PTFE ƒe amedzidzedze tẽ dzɔna kple alkali ga siwo wofa (sodium, potassium), fluorinating agents sesẽwo (F2, ClF3) le dzoxɔxɔ gã me, kple alkali sesẽ siwo wofa si wu 300°C. Dzoxɔxɔ si metso tẽ o dzɔna ne hydrofluoric acid (HF), alkali dzodzoe siwo me wode nu me, alo phosphoric acid dzodzoe ge ɖe nusiwo wotsɔ blae ƒe gbagbãƒewo me eye wodze fiberglass-nu si le ete la dzi. Ne èdi atikewo ƒe dɔwɔwɔ si gbɔ eme la, zã PTFE film dzadzɛ si me fiberglass mele o.

PTFE avɔ si ƒe dzoxɔxɔ lolo (PTFE-coated fiberglass) ƒe dzoxɔxɔ ƒe tsitretsitsi nyuie ŋutɔ le eƒe dɔwɔwɔ ƒe didime si sɔ si nye -70°C va ɖo 260°C me. Ate ŋu ado dzi le dzoxɔxɔ ƒe tsatsam kabakaba me, le kpɔɖeŋu me, ʋuʋu tso -50°C nufamɔ̃ dzi yi 260°C ƒe nufamɔ̃ dzodzoe me. Dzesidede nyuitɔwo nɔa agbe ne fafa kpata tso 260°C va zu 10°C tsi gɔ̃ hã. Gake ne wotsɔ nusi wotsɔ wɔe la nadzi ɖe edzi tso dzoxɔxɔ si wu 300°C (si gogo PTFE ƒe 327°C ƒe dzoxɔxɔ ƒe teƒe) ana wòagbã enumake eye wòaɖe ɖa. Fiberglass substrate la naa didime ƒe liƒo; PTFE ƒe nutsyɔnu lae nye nusi seɖoƒe li na.

Wozãa PTFE avɔ si ƒe dzoxɔxɔ lolo ŋutɔ le atikewɔƒewo hena dɔ vevi adre: flange gaskets kple pipe linings (tsi tre ɖe acid/alkali sesẽwo ŋu), reactor kple tank linings (xea mɔ na ga ƒe xɔxlɔ̃, dzadzɛnyenye bɔbɔe), filter bags na corrosive flue gas (vaseɖe 260°C), anti-corrosion expansion joints na ducts, anti-adhesion welding pads, asiɖeɖe le avɔ ŋu na composite molding, kple elektrik/dzoxɔxɔnutsitike wraps. FDA kple UL ƒe dzesiwo li.

PTFE avɔ si ƒe dzoxɔxɔ lolo (PTFE-coated fiberglass) naa viɖe vevi ene abe nusi tsi tre ɖe xɔxlɔ̃ ŋu ene: atikewo ƒe dɔmawɔmawɔ (etsi tre ɖe aqua regia, alkali sesẽwo, atike siwo wotsɔna tsia dzoxɔxɔ nu), dzoxɔxɔ ƒe didime si keke (-70°C va ɖo 260°C madzudzɔmadzudzɔe, 350°C ƒe kɔkɔƒe), didime ƒe liƒo (<0.5% didime), kple anyigba si meléna o (ele bɔbɔe dzadzɛnyenye, xea mɔ na nuwo ƒe ƒuƒoƒo). Wozãnɛ le atikewo ƒe pɔmpiwo, sulfurization towers, pickling tanks, kple nuɖuɖu/atikewɔnuwo me. FDA ƒe dzeside siwo li.