PTFE fibreglasi kase bɛ lakana seereyaw jɔnjɔn saba de wajibiya: UL (kuran ni tasuma lakanani), FDA (dumuni ni ɲɔgɔn cɛ sariya labatoli), ani ISO 9001:2015 (jogoɲumanya ɲɛnabɔli). Kasɛti minnu sɛgɛsɛgɛra, olu bɛ baara kɛcogo basigilen di, ka baara kɛ waati jan, ani ka u tigi ka musaka bɛɛ lajɛlen dɔgɔya hali ni musaka fɔlɔw ka ca. Aw bɛ seereyaw sɛgɛsɛgɛ tuma bɛɛ k’a ɲɛsin u dibagaw ma.

PTFE fɛnɲɛnamafagalanw (Teflon cɛsirilanw) bɛ dumuni dilanni siraw ɲɛ ka tɛmɛ nafa jɔnjɔn naani fɛ: u tɛ nɔrɔ baara kɛcogo ɲuman na (a bɛ dɔ bɔ tiɲɛni ni nɔrɔli la), u bɛ funteni muɲu kosɛbɛ (-100°C ka se 260°C ma, o bɛ kɛ sababu ye ka tobili kɛ fo ka se nɛnɛ ma), saniya nɔgɔya ani banakisɛw kɛlɛli (yɔrɔ min tɛ porose ye, a bɛ bɛn FDA ma), ani baarakɛcogo la, fanga dɔgɔyali, cɛsirilan ɲɛnamaya ka jan). A bɛnnen don tobilikɛminɛnw ma, dumuni minnu sumana, sokola, ani fɛn nɔrɔlenw.

PTFE kaseti funteni caman bɛ kɛ furakɛli kɛcogo saba kɔnɔ: sterilize minɛnw lakanani (autoclave sanubɔlanw, funteni-datugulan pakew), minɛnw sanfɛla furakɛli (datugulan min tɛ sɔgɔsɔgɔ kosɛbɛ, kuran insulation), ani minɛn minnu bɛ se ka don a kɔnɔ (joli-sira-funu-minɛnw, sutura). Biocompatibility bɛ sɛgɛsɛgɛ ISO 10993 fɛ, ani FDA 21 CFR 177.1550 bɛ fɛnw lakanani jɔnjɔn sigi sen kan.

PTFE fini min bɛ funteni caman na, o dacogo kelen bɛ dɔn ni fɛn naani ye: finimugu dilanni (a fɛnɲɛnamafagalan hakɛ 0,15-0,35 μm, a sɔgɔli, a kɔnɔfɛn gɛlɛn), a dacogo & a sɔgɔcogo (a dacogo ka fisa ni nɛgɛ ye walasa a ka kɛ kelen ye), a jukɔrɔla cogoya (sɔgɔcogo, a furakɛcogo ka kɔn a furakɛcogo ɲɛ), ani a dilanni sigida (20-25°C, <60% RH). Dip + blade faralen ɲɔgɔn kan taabolo bɛ balansi don doncogo ni sanfɛla nɔgɔya la.

PTFE sanfɛla furakɛli ka ɲɛsin sirili nɔrɔli ma, o bɛ kɛ ni fɛɛrɛba fila ye: funteni caman wulicogo (waati kunbɛncogo ka fisa, 9,5 MPa fanga ni ɲɔgɔndanfɛn, nka a bɛ gazi toxicw bɔ) ani sodium-naphthalene etching (5 MPa teliya nɔrɔli, sanga 24-48 finɛtiri fitinin, bɔgɔ faratilenw). Sugandili ka da sigida kɔlɔsili kan ani baara kɛcogo kuntaalajan ni waati kunkurunnin kɔnɔ.

Saniya ni ladonni ɲuman bɛ PTFE fini min funteni ka bon, o si janya. Aw bɛ a saniya baara kɛlen kɔfɛ ani nɛnɛ kɔfɛ. Aw bɛ burusi nɔgɔlenw kɛ, safinɛ minnu tɛ fɛn kɛ, walima dɔlɔ ye walasa ka nɔgɔw sɔrɔ. Aw kana asidi/alkali barikamaw, bleach, walima nɛgɛ sɔgɔlanw kɛ abada. Silikoni tulu tulu kɛli tuma bɛɛ, o bɛ dɔ bɔ sɛgɛn na. Aw bɛ nin laadilikanw labato walasa ka finimugu tiɲɛni bali.

PTFE kaseti min bɛ funteni caman na, o tɛ se ka ionize (ionize) kɛlɛ. Ni gamma kɛra kilogaramu 1 dɔrɔn na, a sɔgɔli fanga bɛ jigin ka se ~25% ma a fɔlɔ la. A bɛnnen don sigida minnu na a tata hakɛ ka dɔgɔn dɔrɔn (dumuni/furakɛcogo sterilize <10 kGy). Ni nukliyɛri baarakɛyɔrɔ walima sanfɛlabɔlanw don, aw bɛ poliimidi walima PEEK kɛ o nɔ na.

PTFE emulsiɔn jogo kɔrɔbɔli bɛ tali kɛ taamasiɲɛ jɔnjɔn wɔɔrɔ la: a hakɛ gɛlɛn (60±2% T/FSI kelen na 067-2021), pH (9,0-11,0), fɛnɲɛnamafagalanw hakɛ tilatilali (laser diffraction/DLS), a sɔgɔli (12-30 mPa·s 25°C la), a sabatili (centrifugal, thermal, freeze-thaw), ani a cogoya. Nin gafe in bɛ sɛgɛsɛgɛli kɛcogo jɔnjɔnw ɲɛfɔ paramɛtiri kelen-kelen bɛɛ kama.

PTFE kasɛtiw la minnu ka funteni ka bon, u su ji la waati jan kɔnɔ, PTFE substrat bɛ to kemikɛli la, nka a nɔrɔlen ye barika dɔgɔyayɔrɔ ye. Ji bɛ silikoni PSA fanga dɔgɔya; kɔgɔji bɛ sɔgɔli teliya. Ni kemikɛli jugumanw don, fluorosilicone walima perfluoropolyether nɛgɛmafɛnw – walima PTFE kaseti min tɛ nɔrɔlan ye – olu de ka kan. A ɲɛkisɛ fanga bɛ dɔgɔya fo ka se 40% ma sanga 48 kɔfɛ ji la.

PTFE funteni caman kaseti min bɛ kɛ dumuni na, o ka kan ka to funteni hakɛ dantigɛlenw kɔnɔ: ≤260°C ni a bɛ kɛ ka taa a fɛ, ≤300°C ni a kuncɛ surun (miniti), ani a kana tɛmɛ 327°C kan abada (a tiɲɛni). FDA ni EU ka sariyaw tɛ waati dantigɛlen dɔ fɔ diɲɛ bɛɛ kɔnɔ – mɔgɔw ka ɲɔgɔn sɔrɔ waati min tɛ mɔgɔ tɔɔrɔ, o bɛ bɔ funteni na, wa a ka kan ka sɛgɛsɛgɛ ni mɔgɔw ka jiginni sɛgɛsɛgɛliw ye minnu bɛ cogoya lakikaw ladege.