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Aƒeme » Nyadzɔdzɔ » PTFE Avɔ si Wofa » Ðe woate ŋu azã dzobibi ƒe mɔ̃ɖaŋununya atsɔ atrɔ asi le PTFE ƒe anyigbadzinuwo ŋua? Aleke eƒe dɔwɔwɔ sɔ kple corona dada kple plasma dada?

Ðe woate ŋu azã dzobibi ƒe mɔ̃ɖaŋununya atsɔ atrɔ asi le PTFE ƒe anyigbadzinuwo ŋua? Aleke eƒe dɔwɔwɔ sɔ kple corona dada kple plasma dada?

Views: 0     Author: Site Editor Ɣeyiɣi si Wotae: 2026-07-24 Dzɔtsoƒe: Teƒe

Bia nya

Ðe Woate Ŋu Axɔ Dzobibi ƒe Dɔdamɔnu hena PTFE Substrates ƒe Anyigba ƒe Trɔtrɔa? Dɔwɔwɔ le Corona Kple Plasma ƒe Dɔdamɔnu Ŋu Tsɔtsɔ Sɔ Kple Wo Nɔewo

Numeɖeɖe to PTFE Kɔkɔ-Dzoxɔxɔ Avɔ Dɔwɔƒewo

PTFE-Avɔ-si-Wofa-2.jpg

I. Dzobibi ƒe Atikewɔwɔ le PTFE dzi ƒe ŋutete

Dɔwɔƒewo ƒe Dɔwɔwɔ: Le gɔmeɖose nu la, dzobibi ƒe atikewɔwɔ ate ŋu akpɔ PTFE ƒe anyigbadzi tɔtrɔ. Gake ƒã hafi woxɔnɛ le dɔwɔƒewo, eye eƒe ŋusẽkpɔɖeamedzi bɔbɔ kura wu ʋumenugbagbeviɣidɔ. PTFE avɔ siwo me dzoxɔxɔ le ŋutɔ wɔlawo mekafui be enye mɔnu si wozãna ɖaa o.

Dedienɔnɔ ƒe Afɔkuwo: PTFE te ŋu gblẽna le dzoxɔxɔ me le dzo ƒe dzoxɔxɔ si nu sẽ me, eye wòɖea ya siwo me aɖi le ŋutɔ abe hydrogen fluoride kple perfluoroisobutylene ene dona, siwo nyea afɔku gãwo na dɔwɔlawo kple nutome. Ametakpɔkpɔ ƒe afɔɖeɖe sesẽwo nye sedziwɔwɔ.

Dɔwɔwɔ ƒe Seɖoƒe: Ne wokpɔ edzi pɛpɛpɛ gɔ̃ hã la, dzo ƒe oxidation ate ŋu ado PTFE ƒe yameŋusẽ ɖe dzi tso 18 mN/m va ɖo 30–35 mN/m ko. Dzoxɔxɔ ƒe nugbegblẽ le anyigbaa dzi wɔa liƒo si gbɔdzɔ bɔbɔe, si wɔnɛ be womewɔa ŋgɔyiyi boo aɖeke le adhesion ƒe dɔwɔwɔ ŋu o.

II. Dɔwɔwɔ ƒe Mɔnu Siwo Wotsɔ Sɔ Kple Wo Nɔewo le Dɔwɔwɔ Etɔ̃awo Me

Dzo ƒe Dɔdamɔnu: Esi wòɖoa ŋu ɖe dzoxɔxɔ gã ƒe oxidation si nɔa anyi ɣeyiɣi kpui aɖe si wu 1000 °C tso dzo gbɔ dzi ta la, eɖoa etching vi aɖe gbɔ eye wòtoa ƒuƒoƒo siwo me oxygen le sue aɖe vɛ, ke hã meɖea dɔwɔwɔ nyuie o fiana le C–F kadodo siwo li ke la gbagbã me.

Corona ƒe Dɔdamɔnu: Elektrikŋusẽ gã si dona le eme naa ozone kple oxygen si le dɔ wɔm, si ƒoa bɔmbdada ŋutɔŋutɔ kple oxidation fafɛ tsakana. Le ŋusẽ ƒe tsɔtsɔme sue ta la, ƒã hafi wògbãa C–F ƒe kadodo siwo li ke.

Plasma ƒe Dɔdamɔnu: Ŋusẽ gã ƒe nusuewo, elektrɔnikwo kple free radicals mãa C–F kadodowo me tẽ, eye wodoa polar ƒuƒoƒowo abe hydroxyl, carboxyl kple amino ƒuƒoƒowo be woakpɔ atikewo ƒe grafting gbɔ, si naa anyigba ƒe nɔnɔme ƒe tɔtrɔ goglotɔ kekeake.

PTFE Coated ʋuɖoɖo ƒe alidziblanu.webp

III. Vovototo Siwo Le Dɔwɔwɔ ƒe Dzesi Veviwo Me

Anyigbadziŋusẽ kple Adhesion Ŋusẽ: Oxygen plasma si ƒe nyaƒoɖeamenu sue ate ŋu akɔ PTFE ƒe anyigbadziŋusẽ ɖe dzi va ɖo 50–65 mN/m kple adhesion ƒe ŋusẽ si ɖo 8–15 MPa. Dzo kple corona ƒe atikewɔwɔ koe doa ŋusẽ anyigbadziŋusẽ va ɖoa 30–38 mN/m, eye zi geɖe la, eƒe adhesion ƒe ŋusẽ nɔa anyi wu 2 MPa, eye akpa gãtɔ kpena ɖe interfacial ƒe kpododonu ŋu.

Ðekawɔwɔ: Plasma-dɔdamɔnu (vevietɔ le xɔ siwo me yaƒoƒo mele o me) naa wowɔa dɔ ɖekae le anyigba bliboa dzi. Corona dɔdamɔnu sɔ na film gbadzawo ko eye wòwɔa teƒe siwo ŋkuagbãtɔ le na 3D dɔwɔwɔwo. Dzobibi ƒe dɔdamɔnu nana dzoxɔxɔ si gbɔ eme le teƒea alo atikewɔwɔ si mesɔ gbɔ ɖe akpa siwo ƒe nɔnɔme sesẽ ŋu o bɔbɔe.

Tsitsi ƒe Liƒo: Lãmetsi siwo ŋu wotrɔ asi le le ʋumenugbagbevi dzĩ me la nɔa te kwasiɖa geɖe va ɖo ɣleti geɖe, eye asitɔtrɔ le lãkusi si wodo ŋu nana ɣeyiɣi si sɔ la gadidina ɖe edzi. Dzobibi ƒe dɔwɔwɔ gblẽna le gaƒoƒo geɖe va ɖo ŋkeke geɖe me. Corona dɔdamɔnu megawɔa dɔ nyuie le miniti bla nanewo va ɖo gaƒoƒo geɖe me o le esi molecule ƒe kɔsɔkɔsɔ siwo le anyigba dzi la trɔna kabakaba ta.

Dɔwɔwɔ ƒe Ðoƒe: Plasma Dɔdamɔnu > Dzobibi ƒe Dɔdamɔnu > Corona ƒe Dɔdamɔnu. Corona dada mewɔa dɔ na PTFE koŋ o. Dzobibi ƒe atikewɔwɔ nyo vie ko wu corona dada, evɔ dzidzimewo ƒe dɔwɔwɔ ƒe vovototo le wo dome ne wotsɔe sɔ kple plasma dɔdamɔnu.

Dɔwɔwɔ Tiatia: Le nudidi siwo ŋu kakaɖedzi le be woatsɔ alé nu ɖe ​​nu ŋu gome la, plasma-dɔdamɔnu si me wozãa nyaƒoɖeamenu sue aɖe le alo sodium-naphthalene-tike si wotsɔ ŋlɔa nue nye tiatia gbãtɔ. Woate ŋu abu yame ƒe nyaƒoɖeamenu ƒe plasma ŋu hena film si le fli me ƒe dɔwɔwɔ. Ne plasma-dɔwɔnuwo meli o eye wòhiã be woawɔ PTFE ƒe kadodo, eye woakpɔ dzoxɔxɔ kple yaƒoƒo dzi vevie ko hafi woate ŋu akpɔ dzobibi ƒe dɔdamɔnu si gbɔ eme. Womekafu corona dada na PTFE ƒe dɔwɔwɔ o.

Dedienɔnɔ Ŋuti Nya: Ele be woatsɔ dzoxɔxɔdzidzenu ɖesiaɖe si wozãna ɖe PTFE ŋu la nade gas detectors na hydrogen fluoride kple aɖiya bubuwo kpakple yaƒoƒo ƒe ɖoɖo siwo wozi ɖe wo dzi be woaxe mɔ ɖe aɖi ƒe gbegblẽnuwo ƒe ƒoƒo ƒu nu eye woaka ɖe edzi be wole dedie le dɔwɔwɔ me.

PTFE_Avɔ_Ƒoƒu_Fɔ_Fli.png

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