Nin barokun in bɛ danfara minnu bɛ PTFE emulsiyɔnw ni ɲɔgɔn cɛ minnu bɛ dilan ni suspension polymerization ye ni dispersion polymerization ye. Ɲɛfɔli : polimerizasiyɔn suspension tɛ se ka PTFE emulsion dilan k’a ɲɛsin a yɛrɛ ma; PTFE emulsiyɔn lakika bɛ bɔ dispersion polimɛrizi dɔrɔn de la. 'Suspension-method emulsion' ye tiɲɛ na ji suspension ye dugukolo suspension-polymerisé resin micropoudres. Dispersion polymerisation (emulsion primaire): fɛnɲɛnamafagalanw (0,1-0,3μm, tilali fitinin), minnu sabatilen don ni perfluorinated surfactants ye, u girinya ka bon kosɛbɛ (>94% cristallinité), fibrillation barikama, o bɛ 380°C sintering de wajibiya walasa ka filimu gɛlɛn banbali dilan.

Nin barokun in bɛ platini katalisita suguya ni a hakɛ nɔfɛkow sɛgɛsɛgɛ silikɔni lamini furakɛli faralen ɲɔgɔn kan. Katalisita suguyaw : Speier katalisita (asidi kuloroplatini, Pt48) bɛ dɔgɔyali wajibiya ka kɛ suguya baarakɛtaw ye minnu ka fɛnɲɛnamafagalan ka dɔgɔn, a bɛ baara kɛ i n’a fɔ katalisita ɲɛfɛ; Karstedt katalisita (Pt0 ni divinyltetramethyldisiloxane) bɛ don katalizi sɛrɛkili la k’a ɲɛsin a yɛrɛ ma. Suguda nɔfɛkow : Speier bɛ induction periode prononcée jira ni S-shaped curing curve (slow early, accelerate after) ani activation energy yelen ka bon; Karstedt tɛ induction jira, a daminɛ hakɛ ka bon ni exotherme sharp ye, activation energy ka dɔgɔn.

Nin barokun bɛ kuma baarakɛcogo minnu bɛ se ka kɛ Teflon fini funteniman na batiri solide-state baarakɛyɔrɔ la min bɛ ka bɔ kɛnɛ kan. Yɔrɔ naani : Elektɔri/ɛlektrɔli membrane jalen dilanni — funteni caman bɛ kɛ ka fɛnw ta minnu bɛ se ka wuli ka wuli ka wuli (150-250°C) minnu bɛ se ka kɛ sababu ye ka filimuw bɔ u yɛrɛ la ka ɲɛ wuluwulu funteni datugulan ye i n’a fɔ jirisunba kɛlɛli layini tilancɛ banbali; a bɛ filimu sanfɛla nɔgɔya, ka dɔ bɔ fiɲɛw la, ka sɔrɔ ɲɛ. Layidu talenw ni kushioning pads walasa ka densification kɛ ni funteni ye — sulfure/polimɛri batiriw mago bɛ isostatic/flat pressing funteni na (100-300°C, MPa tan); PTFE fini min bilalen bɛ batiri kulu ni mɔbili cɛ, o bɛ nɔrɔli bali, ka se ka tansiyɔn tilatilali kɛ cogo kelen na mikro-elasitiki fɛ, ka tasumabɔlanw lakana.

Nin barokun bɛ kuma bɛnkan hakɛlama kan jeli tilayɔrɔba ni jɛɲɔgɔnya fanga cɛ silikɔni tansiyɔn nɔrɔlenw na Teflon kase kama. Gel fraction = mass percentage of crosslinked network min tɛ se ka wuli toluyɛni kɔnɔ (Soxhlet bɔli, 24hr). Jɛɲɔgɔnya fanga min bɛ dɔn ni funteni minɛ fanga ye min ka bon (180°C, 1kg). Dakun saba : yɔrɔ kɔrɔlen duguma (<60%) — rezo percolating tɛ, fanga min bɛ zeru kɛrɛfɛ; waleyali hakɛ (60-85%) — jɛɲɔgɔnya fanga bɛ bonya kosɛbɛ ni jeli tilayɔrɔba ye, 60%→70% bɛ minɛ waati kɔrɔta ka bɔ miniti la ka se lɛrɛw ma, 70%→80% bɛ dɔ fara 3-10x kan crosslinking caman (>85%) — tɔnɔw bɛ kɛ dɔɔni dɔɔni (85%→95% dɔrɔn 20-50% bɛ caya), tack bɛ jigin kosɛbɛ, >95% bɛ bɔnɛ PSA nafaw la.

Nin barokun bɛ fɛn caman sɛgɛsɛgɛ PTFE molekiyɔmu cakɛdaw la fɛn caman Changements dans la radiation ultraviolet. Cakɛda kunbabaw tigɛcogo ani molekiyɔmu girinya dɔgɔyali : UV (254nm, 471 kJ/mol) bɛ CC jɛɲɔgɔnyaw tiɲɛ (347 kJ/mol), o bɛ kɛ sababu ye ka homolyse (homolyse) kɛ, ka CF2-terminated free radicals lawuli, ka molekiyɔmu girinya jigin kosɛbɛ, ka gɛlɛya ni janya bɔnɛ. Radikal hɔrɔnmaw ka waleya siraw : oksizɛni kɔnɔ, perokisi radikaliw bɛ sɔrɔ, u bɛ labɛn kokura ka kɛ asili fluoride (—COF) ni asidi karɔbɔziliki (—COOH) laban kuluw ye, ka COF2 ni CO2 bɔ (COF2 bɛ ji la ka kɛ HF ye) fiɲɛw la minnu tɛ baara kɛ, disproportionation/recombination de bɛ fanga sɔrɔ, nka cakɛda scission bɛ to ka caya.

Nin barokun bɛ kuma Teflon fini min bɛ funteni caman na, o kɛli kan spacesuit thermal insulation layers kɔnɔ. Fɛnɲɛnɛmafagalan : Fibreglasi fini min datugulen don ni PTFE ye, n’a bɛ fɔ aerospace la ko Beta fini, o bɛ finiw sɛgɛsɛgɛli ni PTFE ka sigida laminiko juguba fara ɲɔgɔn kan. Jɔrɔ : Thermal Micrometeoroid Garment (TMG) kɛnɛma-yɔrɔ min bɛ mobili kɔkanna-taama yɔrɔw la, min ɲɛsinnen bɛ bɔgɔlan ma, funteni hakɛ dantɛmɛnenw, ani mikrometeoroyidiw i n’a fɔ farikolo/suma barika fɔlɔ ye kɔnɔna filimuw la minnu bɛ kɛ ni aliminisi ye. Lamini lakanani kojugu : a bɛ -200°C fo +260°C hakɛ muɲu (a ɲɛsinnen bɛ tile ma >120°C fo ka se biɲɛ ma -160°C); yɔrɔ finman bɛ tile yeelen jira; a bɛ poliimidi aliminisi filimu nɔgɔlenw lakana ka bɔ sɔgɔsɔgɔninjɛ ni ɲɛjibɔ la. Lamaga dɛmɛni : PTFE sanfɛla min ka dɔgɔn, o bɛ layɛrɛw sɔgɔli bali joli kuru waati la, o bɛ EVA ka sɛgɛsɛgɛli sabati.

Nin barokun bɛ Teflon fini min funteni ka bon, o nafaw ɲɛfɔ batiri litiyamu elektrɔdi jalen na. A bɛ kɛ i n’a fɔ fɛnw tabaga walima foro kɔnɔ fɛnw, ka gɛlɛya jɔnjɔn saba ɲɛnabɔ: sɔgɔsɔgɔninjɛ nɔrɔli, sɔgɔli, ani elekitorode sɔgɔli. Nafa naani : Elektɔri jogo ni a sɔrɔcogo — a bɛ PVDF sirilan nɔrɔli bali min bɛ se ka kɛ sababu ye ka sɔgɔli dafalen nɔgɔya; funteni min bɛ kɛ cogo kelen na 100-140°C la, o bɛ kari/jeni bali; yɔrɔ nɔgɔlen bɛ sɔgɔsɔgɔninjɛ ni mugu bɔli ban; Muɲuli ni baarakɛcogo sabatili — kemikɛli ka se ka NMP furaji ni ɛlektrɔli lafiɲɛbɔlanw kɛlɛ k’a sɔrɔ a ma funu/kɔrɔya; sɔgɔli fanga ka bon ani hakɛ sabatili ka bɔ fibreglasi substrat la walasa ka a jɔyɔrɔ tigitigi sɔrɔ; saniya nɔgɔn ni tolen fitinin ye ni i y’a suma ni nɛgɛ cɛsirilanw ye.

Nin barokun bɛ kuma perokisidi crosslinking agents (BPO ani DCP) ka tiɲɛni funteni ni u tilancɛ si hakɛ bɛncogo kan ni furakɛli kɛcogo finɛtiri ye Teflon tape kama. Kunnafoni jɔnjɔnw : BPO — miniti 1 tilancɛ ɲɛnamaya ~131°C, lɛrɛ 1 ~92°C, lɛrɛ 10 ~72°C; DCP — miniti 1 ~171°C la, lɛrɛ 1 ~135°C la, lɛrɛ 10 ~115°C la. Matching logic : nɔrɔli mago bɛ 97-99% crosslinking = 5-7 tilancɛ-ɲɛnamaya; furakɛli waati = 5-7 × tilancɛ-ɲɛnamaya hakɛ laɲininen na. Aw bɛ segin ka funteni jate ka bɔ sɛnɛfɛnw dilanni sira sigi waati la walima ka kɔfɛ jateminɛ kɛ waati la ka bɔ funteni hakɛ danmadɔ la min bɛ se ka kɛ.

Nin barokun bɛ kuma layini teliya hakɛ danmadɔ kan PTFE ka finimugu impregnation production line funteni caman na. Teliya cogoya : mɛtɛrɛ 2-15 miniti kɔnɔ, baarakɛyɔrɔ sabatilen mɛtɛrɛ 3-8 miniti kɔnɔ, fini finmanw/teliyaba layiniw fo ka se mɛtɛrɛ 10-15 ma miniti kɔnɔ. Dankarili minnu bɛ bɔ fɛnɲɛnamafagalan doncogo la : fini ka kan ka fa pewu ni PTFE emulsion ye ka don fiyɛri kulu kɔnɔna na — teliya kojugu bɛ kɛ sababu ye ka fɛnɲɛnamafagalanw doncogo dafa, ka resin kɔngɔ ani fiɲɛ jalenw emulsion viscosité, solides concentration, fabric weave density bɛɛ bɛ dɔ bɔ doncogo hakɛ la, o bɛ teliya dɔɔni de wajibiya finimugu gɛlɛnw/densɛriw ma. Datugulan tɛmɛsira : tɛmɛsira caman (2-6+) minnu ka kan ka kɛ walasa ka finimugu denso sɔrɔ min tɛ fiɲɛ bila; tɛmɛko fɔlɔ bɛ sumaya ankɔri kama, tɛmɛsira nataw bɛ se ka caya dɔɔni dɔɔni.

Nin barokun in bɛ danfara minnu bɛ infrarouge radiation heating ni hot-fir circulation heating cɛ, olu suma ɲɔgɔn na crosslinked structure uniformity of silicone adhesive layer kan. Funteni jiginni fɛɛrɛw : fiɲɛ sumalen ye jiginni-taama ye, a ka nɔgɔn ani a bɛ taa ɲɛ, o bɛ funteni jiginni danmadɔ dilan; IR ye radiyo-absorption ye ni surface absorption barikama ye (micromètres fo milimètres) min bɛ surface-to-interior gradient (yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ-yɔrɔ] Kɔnɔnafili minnu bɛ sɔrɔ crosslink density distribution la : fiɲɛ sumalen bɛ a to kɔnɔna ni kɛnɛma yɔrɔw ka don vulcanization temperature range kɔnɔ waati kelen na, o bɛ crosslink density kelen sɔrɔ a janya la IR bɛ kɛ sababu ye ka surface layer kɛnɛya o yɔrɔnin bɛɛ la ka fari dense dilan min bɛ funteni jiginni bali, o bɛ na ni sharp gradient of crosslink density dɔgɔyali ye ka bɔ surface kɔnɔ ka taa kɔnɔna na.