PTFE emulsion impregnation ye a dilanni kɛcogo jɔnjɔn ye PTFE fini min bɛ funteni caman bɔ . Basi PTFE jɛnsɛnni dɔrɔn tɛ jigin tuma bɛɛ, ka don a kɔnɔ, walima ka siri fibreglasi fini na ka ɲɛ. Walasa ka se ka finimugu kelen sɔrɔ, ka nɔrɔ barikama sɔrɔ, ani ka yɔrɔw sɔrɔ minnu tɛ fiɲɛ bila, fɛn dilannikɛlaw bɛ dɛmɛnan baarakɛcogo caman fara u kan.
Aokai PTFE ye impregnation formulations ɲumanw kɛ fura caman kɔnɔ. Nin gafe in bɛ dɛmɛnan 8 ɲɛfɔ minnu ka ca kosɛbɛ – u bɛ min kɛ, u bɛ baara kɛ cogo min na, ani u ka kan ka baara kɛ ni u ye waati min na.
Fɛn minnu bɛ ji bɔ ani minnu bɛ don a kɔnɔ – The Core Additive
PTFE emulsion raw bɛ ni surface tension ye min ka bon kosɛbɛ, o bɛ na ni donbaliya ye fiɲɛw ni finiw kɔnɔ. Jisigilanw bɛ dɔ bɔ dugukolo sanfɛla la, o bɛ a to emulsi ka jɛnsɛn ani ka don a kɔnɔ ka ɲɛ.
Fluorocarbone surfactants (Fluorocarbone) minnu bɛ kɛ ka fɛnw kɛ
Chemours Capstone series (cakɛda surun, PFOS/PFOA tɛ a la) .
Ultra-low surface tension, doncogo ɲumanba don substrates hard-to-wet substrates kɔnɔ. A tata hakɛ ka kan ka kɔlɔsi kosɛbɛ walasa a kana sanfɛla baarakɛcogo tiɲɛ sintering kɔfɛ.
Kɔlɔsili kunbaba: Fluorocarbone surfactants bɛ se ka kɛ kosɛbɛ nka u ka kan ka u tata hakɛ jateminɛ ka ɲɛ. Tɛmɛnen bɛ se ka wuli ka taa finimugu sanfɛ sintering waati la ani ka dɔ bɔ non-stick baarakɛcogo la.
Thickeners ani Rheology Modifiers – Kɔrɔsili Coating Pick-Up
Fɛnɲɛnɛmafagalanw bɛ emulsiyɔn sɔgɔli ladilan walasa a kana jigin ani ka finimugu janya labɛn tigitigi.
Akiriliki fɛnɲɛnamafagalan minnu bɛ funu ni alkali ye (ASE) .
ASE ka seriyali
Tixotropi min bɛ baara kɛ kosɛbɛ, min bɛ se ka ladilan (a bɛ kɛ ni amoniyɔmu ji ye) .
Poliyuritani faralen ɲɔgɔn kan (HEUR) .
HEUR suguyaw
Niveau excellent, anti-splash
Fɛnɲɛnamafagalan minnu tɛ fɛnɲɛnamaw ye
Silisi sisilen, bɛntonite
Tixotropi ni funteni kunbɛnni fanga bonya; bɛ se ka dɔ bɔ finimugu jɛlenya la
Ladilikan nafama: Ni aw bɛ finimugu finmanw kɛ finimugu sirilen na, aw bɛ furajiw kɛ minnu tɛ sɔgɔsɔgɔ kosɛbɛ, ni u girinya man ca. Ni fini girinmanw walima fini dafalenw don, aw bɛ dɔ fara a girinya kan walasa ka doncogo juguya kɔlɔsi.
pH Regulateurs ani Emulsion Stabilizers (Emulsion Stabilisateurs) ye
A ka ca a la PTFE emulsiɔnw bɛ sabati ni aniyoni surfactants ye ani ka u mara pH 9–10 la walasa ka coagulation bali.
Amoniyɔmu ji (28 wt%) : O ye sariyasunba ye min bɛ kɛ ka caya. A bɛ wuli pewu jalen/sɔgɔli waati, a tɛ tolen si to yen min bɛ baara kɛcogo tiɲɛ.
sabatili dɛmɛnanw : Surfactants aniyoniques i n’a fɔ sodium dodecyl sulfate (SDS) ani secondary alky sulfonate (SAS) bɛ emulsiɔn ka sɔgɔsɔgɔli sabati pɔnpe ni wulituma na.
Adhesion Promoteurs – Bonding Resins ani Coupling Agents
PTFE saniyalen bɛ ni sirili fanga barikamaba ye ni substratw ye. Adhesion promoteurs nafa ka bon.
1. Silane ka ɲɔgɔndanfɛnw
Misaliw: Aminosilini (KH-550), epoksi silani.
Fɛɛrɛ : Jibɔ kɔfɛ, u bɛ kemikɛli jɛɲɔgɔnyaw kɛ ni fibreglasi – Si-O-Si jɛɲɔgɔnyaw ye silane ni gilasi cɛ, ani fɛnɲɛnamafagalanw baarakɛjɛkulu minnu bɛ ɲɔgɔn sɔrɔ ni PTFE walima polimɛri wɛrɛw ye.
Kɔlɔsili: A ka kan ka fara a kan ka ɲɛ walasa emulsiɔn kana kari. Sani jilama ka kɛ walima furakɛli kɔfɛ (aw bɛ a kɛ fini na sani aw ka a don a kɔnɔ) de ka ɲi.
2. Bonding resin dispersions minnu bɛ se ka funteni caman kɛlɛ
A kɛcogo: Fɛn kolomaw minnu bɛ kɛ finimuguw la minnu tɛ nɔrɔ ani sirilan minnu bɛ kɛ tuma caman na fibreglasi filɛri minɛnw ni membrane fɛnw na minnu falen don. U bɛ nɔrɔli ni jɛɲɔgɔnya ɲɛ ka taa a fɛ fɛnɲɛnamafagalan laban na.
PTFE ka wulicogo ka bon kosɛbɛ. Filimu dilanni dɛmɛnanw bɛ fɛnɲɛnamafagalanw fusili nɔgɔya sintering waati.
PFA (perfluoroalkoxy resin) – a wulicogo ka dɔgɔn ka tɛmɛ PTFE kan
FEP (copolimère éthylène propylène fluorée) – a wulicogo ka dɔgɔn ka tɛmɛ PTFE kan
Nin fluoropolimɛri minnu bɛ se ka baara kɛ ni wuli ye, olu bɛ jɛɲɔgɔnya fasaw kɛ PTFE fɛnɲɛnamafagalanw ni ɲɔgɔn cɛ sintering waati, o bɛ coating compactness ni interfacial adhesion bonya. U nafa ka bon kɛrɛnkɛrɛnnenya la finimugumuguw la walima ni u b’a fɛ ka sintering funteni dɔgɔya.
Functional Fillers – Ladamuni nafaw ka kɛɲɛ ni ɲinini ye
Filɛriw bɛ jɛnsɛn ka ɲɛ emulsi kɔnɔ walasa ka jogo kɛrɛnkɛrɛnnenw di.
Nafama : Fasalanw mago bɛ jisumalan bɛnnenw na (misali la, polikarbokisilatiw) walasa ka aglomerasi bali ani ka a to u ka tila cogo kelen na.
Defoamers – Ka pinɛw bali
Fomu jugumanba bɛ kɛ jisuma waati, o bɛ kɛ sababu ye ka pinɛw tiɲɛ finiw kan.
Ka sɛbɛen masin na
Suguya
Defoamers minnu tɛ silikoni sɔrɔ (u ka fisa) .
Poliyetɛri bɛ sɔrɔ, a bɛ kɛ ni minerali tulu ye. A bɛ farati ban silikoni tolenw na minnu bɛ se ka nɔrɔli filanan walima sanfɛla furakɛli bali.
Silikoni defoamɛriw
Se fanga ka bon ka fogonfogon bɔ, nka baara bɛ dan kɛ yɔrɔw la, silikɔni tolen trace bɛ sɔn yɔrɔ minnu na.
Ladilikan: PTFE kasetiw kama minnu bɛna kɛ ka siri walima ka finimugu kɛ minnu bɛ baara kɛ kosɛbɛ, silikɔni tɛ minnu na, olu de ka fisa kosɛbɛ.
Film-Forming Humectants – Baara kɛ ni u ye tuma dɔw la
Tuma dɔw la, furaji minnu bɛ tobi kosɛbɛ walima poliyɔli (poropilini gilikɔli, etilɛni gilikɔli) bɛ fara u kan tuma dɔw la walasa ka ji wuli dɔɔni dɔɔni ani ka kari bali ka ja joona.
Nafama : Ninnu man teli ka kɛ sɛnɛfɛnw dilanni na, barisa fɛnɲɛnamaw bɛɛ ka kan ka toli pewu sɔgɔsɔgɔninjɛ waati. Baara kɛli kojugu, o bɛ se ka kabon tolenw to yen.
Humectant (propylène glycol) – aw bɛ a kɛ dɔɔni dɔɔni
Aokai PTFE bɛ se ka impregnation blends ladamulenw dilan baara kɛrɛnkɛrɛnnenw kama. Aw ye anw sɔrɔ ni aw ka substrat ye, coating thickness requirement, ani performance targets.
N’aw b’a fɛ ka kunnafoni caman sɔrɔ fɛn ɲɛfɔlenw kan, baarakɛcogo misaliw ani furaw kan minnu bɛ kɛ ka kɛɲɛ ni mɔgɔw sago ye an ka fɛn dilannenw bɛɛ lajɛlen na, i n’a fɔ PTFE finiw minnu bɛ funteni caman sɔrɔ, PTFE kasɛti minnu bɛ funteni caman bɔ, PTFE cɛsirilanw, sirili masinw cɛsirilanw, PTFE fini fan kelen, fɛnɲɛnamafagalan minnu bɛ se ka funteni caman kɛlɛ ani fibreglasi minnu bɛ se ka funteni caman kɛlɛ finiw, aw bɛ se ka anw sɔrɔ:
An bɛ baarakɛcogo ɲuman ni tilennenya hakilila sabati tuma bɛɛ, wa an cɛsirilen don ka fɛɛrɛw di aw ma yɔrɔ kelen na ani baara minnu bɛ kɛ ni hakili ye.
