Views: 0 Author: Site Editor Bɔli waati: 2026-07-01 Bɔyɔrɔ: Yɔrɔ
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PTFE fini min bɛ funteni caman bɔ, o nafa ka bon a ka baarakɛcogo la, a tɛ nɔrɔ, a bɛ se ka funteni kɛlɛ, wa a bɛ se ka sɔgɔsɔgɔ. Nka o yɔrɔ kelen min ka nɔgɔn kosɛbɛ, min fanga ka dɔgɔ, a tɛ se ka kɛ ni kemikali ye, n’o b’a to a ka ɲi kosɛbɛ bɔli baara kama, o fana b’a to a bɛ se ka kɛ ko a tɛ se ka siri, ka sɛbɛnni kɛ walima ka lamini kɛ.
O fura ye sanfɛla furakɛli ye – ka PTFE sanfɛla ka mikrosɔrɔcogo ni a kemikaliya fila bɛɛ kɛ ɛntɛrinɛti ye walasa k’a sɛmɛntiya ka bɔ a sirilen na ka kɛ a sirilen ye.
Aokai PTFE bɛ PTFE fini dilan ni surface furakɛli suguya caman ye. Nin gafe in bɛ fɛɛrɛ naani ɲɛfɔ minnu bɛ kɛ tuma caman na – kemikɛli kɛcogo, joli furakɛli, korona furakɛli, ani laser furakɛli – ani cogo min na u kelen-kelen bɛɛ bɛ dugukolo yɔrɔ caman sɛmɛntiya farikolo ni kemikɛli siratigɛ la.
Nin furakɛlicogo jilama in bɛ nɔ min bɛ mɛn ka tɛmɛ tɔw bɛɛ kan, wa a bɛ baarakɛcogo caman ye PTFE sirili la.
Sodium-naphthalene complex solution bɛ PTFE sanfɛla sɔgɔ ni fluorine atomuw bɔli ye sanfɛyɔrɔ la. A daminɛ na, a yɔrɔ min tun bɛ i n’a fɔ filɛlikɛlan, o sirilen bɛ ni dingɛw ni dingɛw ye minnu bɛ i n’a fɔ mikron fo nano, minnu bɛ i n’a fɔ misiwolo walima korali. O gɛlɛya in bɛ yɔrɔ kɛrɛnkɛrɛnnen bonya kosɛbɛ, wa a bɛ kɛ sababu ye ka nɛgɛdaga yɔrɔw dilan minnu bɛ ɲɔgɔn siri ni masinw ye.
O de ye fɛn caman tigɛli ye. Sodiyɔmu min bɛ dɔgɔya kosɛbɛ, o bɛ fluorine atomuw bɔ PTFE karɔbɔli kɔkolo la, ka karɔbɔli cakɛdaw ni radikali hɔrɔnmaw to yen minnu ma satura. O yɔrɔw bɛ baara kɛ ka taa a fɛ ni ji ni oksizɛni ye lamini fiɲɛ walima jilama kɔnɔ, ka polari baarakɛjɛkuluw don u kɔnɔ i n’a fɔ karɔbɔnili (C=O), hidroksili (-OH), ani karɔkisili (-COOH ) O waati kelen na, dugukolo sanfɛla kabon hakɛ bɛ wuli ani a furakɛlen bɛ kɛ nɛrɛmuguma ye walima bulama-nɛrɛma.
Layɛrɛ baarakɛta dɔ bɛ Sɔrɔ min bɛ Kɛ i n’a fɔ karɔbɔli. Sanfɛla fanga bɛ wuli ka bɔ 20 dyn/cm jukɔrɔ PTFE saniyalen furakɛbali la ka se 40-50 dyn/cm sanfɛ , o yɛrɛ bɛ se ka kɛ sababu ye ka jɛɲɔgɔnya tilennen kɛ ni ji-minɛnw ye. o sigicogo caman b' a la , o ye fɛn ye min bɛ to senna . Nka, a furakɛlen bɛ kɛ mikron damadɔ dɔrɔn ye, wa a bɛ a tanga kosɛbɛ.
A ka ca a la, a bɛ kɛ ka baara kɛ yɔrɔ dɔw la walima ka kɛ layini kɔnɔ, joli furakɛli bɛ tila ka kɛ joli la min bɛ kɛ ni vacuum ye ani plasma min bɛ fiɲɛ bila a la.
Fɛnɲɛnɛma minnu fanga ka bon (ɛlektrɔnikiw, ionw, radikaliw) bɛ to ka PTFE sanfɛla bɔn ani ka sputter-etching nɔw lawuli. Nanoscale roughened texture ultra-fine dɔ bɛ jɛgɛn a sanfɛla la; dancɛ barikama bɛ bɔ ka sɔrɔ a ma fibreglasi jukɔrɔla tiɲɛ. Mikoroskɔpi la, kristali bulk-structured surface bɛ Yɛlɛma ka Kɛ amorphe micro-roughened state ye.
Gazi min bɛ kɛ ka baara kɛ, o bɛ baarakɛjɛkulu labanw dantigɛ:
Gazi inert furakɛli (misali la, argon): A bɛ CF jɛɲɔgɔnyaw tiɲɛ walasa ka surface free radicals (surface free radicals) dilan walasa ka polar kuluw grafting kɔfɛ
Gazi minnu bɛ se ka kɛ (oxygène, amonie): Aw bɛ hidroksili, karɔbɔni ani amino kuluw siri ka ɲɛ cakɛda molekiyɔmuw kan
Nano-roughened surface saniyalen, min bɛ se ka jigin kosɛbɛ, o bɛ sɔrɔ. Bonding-enhancing effect bɛ tiɲɛ waati tɛmɛnen kɔfɛ , o la lamination ka kan ka kɛ joli furakɛli kɔfɛ dɔrɔn. A ka nafa belebele ye ultra-shallow modified layer ye, min bɛ fɛn bɛɛ lajɛlen girinya ni a kulɛri fɔlɔ Changé dɔɔnin dɔɔnin.
Fɛɛrɛ min bɛ bɔli kɛ ni tensionba ye, min bɛ baara kɛ teliya la filimu finmanw kan, nka a bɛ tɔɔrɔ ni baarakɛcogo kɔsegin teliya ye.
Korona bɔli min ka bon kosɛbɛ, o bɛ micro-arc flashes (mikɔrɔ-arc flashes) lawuli. Kɔnɔnafili min bɛ bɔ ɛlektrɔnikiw la minnu fanga ka bon, o bɛ PTFE molekiyɔmu cakɛdaw kari, ka yɔrɔw da minnu bɛ baara kɛ, ka fɛn dɔ sɛbɛn min man dun, min ka gɛlɛn. K’a sababu kɛ fanga dɔgɔyali ye ani farikoloɲɛnajɛ kuntaala surun ye ni i ye a suma ni joli furakɛli ye, korona bɛ danma dɔrɔn de lase dingɛ-yɔrɔ la min bɛ i n’a fɔ dingɛ.
Ozɔni ni oksizɛni suguya minnu bɛ se ka kɛ, olu bɛ sɔrɔ bɔli yɔrɔw la. Oksidan bɛ hidroksili kuluw, perokisidiw ani karɔbɔli kuluw don a kɔnɔ walasa ka dugukolo sanfɛla fanga kɔrɔta kosɛbɛ.
Furakɛli bɛ nɔ bila dɔrɔn yɔrɔ la min ka fin kosɛbɛ ni a jɔcogo caman caman cili tɛ sabati, min ka nɔrɔli fanga bɛ ban joona. A bɛ bila sen kan fɔlɔ i n’a fɔ waati dɔɔnin in-line in-line-promoting process. Ni fɛn minnu ka bon, minnu falen don i n’a fɔ PTFE fini min funteni ka bon, a ka c’a la, korona furakɛli bɛ na ni nɔ dɔgɔman ye ni i ye a suma ni joli furakɛli ni kemikɛli ye.
Yɔrɔ caman caman cili tigitigi ni excimer-laser walima femtosecond-laser fɛɛrɛ ye.
Fɛnɲɛnɛma ni fotokimiki nɔw bɛ tigitigi mikron-skala sɛrɛkiliw cogoya basigilenw dilan i n’a fɔ waati ni waati jikuruw, jirisunw, walima mikro-pilariw. O fɛn dilannenw bɛ se ka labɛn ka kɛɲɛ ni u yɛrɛ sago ye walasa ka jateminɛ kɛcogo ɲumanw dilan walasa ka masinw ka ɲɔgɔn siri ni nɛgɛw ye.
Laser foton minnu fanga ka bon, olu bɛ CF jɛɲɔgɔnyaw tiɲɛ minnu fanga ka bon, o bɛ sigida ka defluorination ni carbonization daminɛ. Yɔrɔ minnu furakɛra, olu bɛ kɛ ni karɔbɔni walima karɔbɔli grafiti ye minnu bɛ i n’a fɔ diamant, ni oksizɛni hakɛ ka ca. Laser ultraviolet excimer bɛ se ka monomères actives graft ni photochimique reactions directes ye k’a sɔrɔ carbonization tɛ.
Fɛnɲɛnɛma cogoya ni kemikali polarite caman cili bɛ kɛ ɲɔgɔn fɛ, laɲinitaw ani misali la. Polimɛri min tɛ baara kɛ, o bɛ wuli ka kɛ fɛn ye min falen bɛ karɔbɔni na, ni a ka gɛlɛn ye min bɛ se ka kɔrɔsi ani a sanfɛla fanga ka bon, o bɛ fanga caman di ani ka jɛɲɔgɔnya kɛcogo mɛn.
Furakɛli fɛɛrɛ naani bɛɛ bɛ fɛnba fila sɔrɔ:
Molecules-niveau smooth inert surface bɛ wuli ka kɛ topography gɛlɛn ye min datugulen don ni micro-nano-scale cavities, grooves, ani coral-style protrusions ye, o bɛ anchor points caman di masin-interlocking anchor points ma walasa ka nɔrɔli siri.
Kɛcogo |
Skala min bɛ kɛ ni sɔgɔsɔgɔninjɛ ye |
Patɔrɔn suguya |
|---|---|---|
Etching chimique (Etching chimique) ye |
Micro-nano ye |
Misi, a bɛ i n’a fɔ korali (random) . |
Plasma furakɛli |
Nano ye |
Fin, uniforme (amorphe) . |
Corona furakɛli |
Nano (min tɛ dun) . |
Dantigɛlen dingɛ-i n’a fɔ |
Laser furakɛli |
Micro |
Arrays réguliers (ripples, pillars, grooves) . |
Fanga dɔgɔyalen yɔrɔ min jɔra ni perfluorocarbon cakɛdaw ye (-CF2-CF2-) o bɛ wuli ka kɛ fanga caman sɔrɔyɔrɔ ye min ka ca ni polar functional groups ye, oksizɛni ni azote bɛ min na. Yɔrɔ min sɛmɛntiyalen don, o bɛ se ka jigin ni kola basigilen ye ani ka hidrɔzɛni jɛɲɔgɔnyaw kɛ walima hali kemikɛli jɛɲɔgɔnyaw ni nɔrɔlenw ye.
Kɛcogo |
Surface Energy Sɔrɔla |
Kudayi |
|---|---|---|
Etching chimique (Etching chimique) ye |
40-50 dina/santimɛtɛrɛ |
Kudayi |
Plasma furakɛli |
40-60 dina/santimɛtɛrɛ |
Fenɛtiri surun (lɛrɛw fo tile) . |
Corona furakɛli |
38-45 dina/santimɛtɛrɛ |
A surunyalen don kosɛbɛ (lɛrɛw) . |
Laser furakɛli |
A bɛ se ka kɛ ka kɛɲɛ ni mɔgɔw sago ye |
Kudayi |
Aokai PTFE bɛ PTFE fini dilan ni kemikɛli ye (yɔrɔ banbali, dibi) ani joli furakɛli (saniyalen, kulɛri maralen, baarakɛcogo surun finɛtiri) i n’a fɔ sugandili jɔnjɔnw. Laser furakɛli bɛ kɛ baara kɛrɛnkɛrɛnnenw na minnu bɛ taabolo tigitigiw wajibiya. Aw ye anw sɔrɔ walasa ka baro kɛ aw ka jɛɲɔgɔnya wajibiyalenw kan.
Fɛnɲɛnɛmako kɔnɔko minnu kofɔlen dòn san fɛ, olu bɛ Di Jiangsu Aokai Kura Materiel Teknoloji Co., Ltd.
N’aw b’a fɛ ka fɛn caman dɔn fɛn ɲɛfɔlenw kan, baarakɛcogo misaliw ani furaw labɛncogo caman an ka fɛn dilannenw bɛɛ lajɛlen na, i n’a fɔ PTFE fini min bɛ funteni caman bɔ, PTFE kasɛti min bɛ nɔrɔ funteni caman na, PTFE min bɛ kɛ ni nɛgɛ cɛsirilan ye min tɛ fɛn tiɲɛ, PTFE fini min bɛ kɛ fan kelen fɛ, fɛnɲɛnamafagalan min bɛ se ka funteni caman kɛlɛ ani min bɛ se ka funteni kɛlɛ fibre de verre fini, aw bɛ se ka anw sɔrɔ kunnafoniw fɛ minnu bɛ duguma:
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