PTFE kaseti min bɛ se ka funteni bonya, o bɛ silikoni PSA de wajibiya min bɛ nɔrɔli sabati ka bɔ -70°C la ka se 260°C ma. Dilancogo yɔrɔ kolomaw : tɛmɛsira-yɔrɔ min bɛ ni primer-anchoré ye (a bɛ delamination bali), kɔgɔji-gun microstructure (MQ resin islands + polysiloxane continuous phase), gradient crosslinking (kɔnɔna-yɔrɔ min ka bon kosɛbɛ walasa ka creep resistance, kɛnɛma-layer min ka dɔgɔn ka ɲɛsin low-temp tack ma), ani heat-stabilized fillers (cerium oxide for oxidation resistance). Siloxane yɔrɔ minnu sɛgɛsɛgɛra ni fenili ye, olu bɛ kristalizeli bali funteni dɔgɔyalen na, o bɛ kɛ sababu ye ka fɛn caman sɛgɛsɛgɛ -100°C duguma.

PTFE kaseti dacogo waati, silikɔni tansiyɔn-sɛgɛsɛgɛli nɔrɔlen ka solvent volatilization rate ye baarakɛcogo paramɛtiri kɔrɔlen ye. Teliya kojugu → sanfɛla fari bɛ bɔ, a nivoya man ɲi, pinɛw (solvant trapped), ani craters (condensation walima contaminant-induced). A bɛ kɛ dɔɔni kojugu → a bɛ sɔgɔsɔgɔ, a dawolo ka bon, ani a bɛ ji bɔ PTFE kan min fanga ka dɔgɔn. Fɛɛrɛ ɲ aan : a daminɛ na, a bɛ wuli dɔɔni dɔɔni walasa ka nivoya ni bulon boli, o kɔfɛ ka a ja teliya walasa ka a cogoya. Aw bɛ furaji ɲagaminenw kɛ (toluyɛni/zilɛni + jalen teliya) ani foro funteni hakɛ jiginni (dɔgɔnin→cɛmancɛ→kɔrɔ).

PTFE kaseti funteni caman bɛ bɔnɛ a nɔrɔli la a tali kɔfɛ siɲɛ caman ka a sababu kɛ a yɔrɔ nɔgɔli ye (buguri, silikɔni tulu), nɔrɔli sirili dɛsɛ (tolen), walima substrat sirili barikama. Furakɛcogo : silikɔni PSA min bɛ ɲɔgɔn cɛ kosɛbɛ (a jiginni ka dɔgɔn, tack/holding powerɛ lanced), primer furakɛli PTFE substrat kan, fibreglasi kɔkanna dense, ani a minɛcogo ɲuman (yɔrɔ saniyalenw, a ɲɛ nɛnɛman, angle 180°). Kɔrɔbɔli hakɛlama bɛ ɲɛtaa sabati.

PTFE kaseti minnu ka funteni ka bon, n’u maralen bɛ roll cogo la, olu bɛ se ka tɔɔrɔ ni nɔrɔli ye ɲɔgɔn cɛ (blocking) ani nɔrɔli jiginni fɛ fan min tɛ nɔrɔ. A sababu juguw: PTFE film elastic memory ani silicone PSA bɛ wuli degun ni funteni kɔrɔ. Fɛnɲɛnɛma : gradient winding tension – a sirilen don kɛnɛma layɛrɛw kan, a bɛ lafiya kɔnɔna layɛrɛw kan – ka baara kɛ ni tension control ye min bɛ kɛ ni jiribolo dagalen ye. Aw bɛ a dafa ni bɔli dacogo ye, ka a mara ka ɲɛ (15-40°C, 30-70% RH), ka a bila tilennen na, ani ka rollo wuli kalo saba o kalo saba.

PTFE funteni caman kaseti min bɛ kɛ dumuni na, o ka kan ka funteni dantigɛli gɛlɛnw bonya: ≤260°C ni a tali bɛ to sen na (waati dan tɛ), 260-300°C fo miniti 30 dɔrɔn, ani >300°C dagalen don. Kaseti bɛ kɛ ka ɲɔgɔn sɔrɔ cogo la min tɛ ɲɛ dɔrɔn (sanubɔlanw, funteni datugulan datugulanw), a tɛ dumuni sirili tilennen ye. Aw kana baara kɛ abada ni dumuni doni tɛ (sogo jalen). Aw bɛ a falen ni kurukuruw bɛ a la, ni a jɛman don, walima ni a donna.

Silikoni tansiyɔn-sɛgɛsɛgɛlikɛlanw (PSA) minnu bɛ kɛ PTFE kasɛtiw la minnu ka funteni ka bon, olu tɛ kelen ye kosɛbɛ kɔrɔya baarakɛcogo la funteni caman na. Metilfenili silikɔni PSA bɛ a ɲɛkisɛ fanga >85% mara 250°C/tile 7 kɔfɛ, ka sɔrɔ metilɛri suguya jɔnjɔn bɛ jigin ka se 50-70% ma. Furakɛcogo minnu bɛ kɛ ni farali ye (hydrosilylation) olu bɛ sabatili ɲuman di kosɛbɛ ka tɛmɛ perokisidi furakɛli kan. Walasa ka 200°C+ baara kɛ ka taa a fɛ, aw bɛ fenili caman sɔrɔ minnu furakɛra ni farali ye.

PTFE pressure-sensitive adhesive (PSA) kaseti minnu bɛ funteni minɛ, olu ka kan ka funteni bila ka a sɔrɔ u bɛ to ka nɔrɔ. Ni aw ye fasaw fara a kan, o bɛ funteni taabolo ɲɛ nka a bɛ nɔrɔli dimi. Balance optimal bɛ baara kɛ ni spherical coarse particles (i n’a fɔ conductive skeleton) minnu ɲagaminen don ni fine particles (ka yɔrɔ lakolonw fa), ka total filler loading to percolation threshold sanfɛ dɔrɔn. Aw bɛ aw yɛrɛ tanga sɔgɔsɔgɔninjɛ ni fiɲɛw ma; u bɛ tack faga.

PTFE kaseti funteni caman bɛ baara kɛ PV baarakɛlaw ye jɔyɔrɔ fila la minnu tɛ kelen ye: baarakɛcogo min bɛ kɛ (a bɛ EVA ka tɛmɛsira nɔrɔli bali laminatɛriw kan, solder mask) ani insulasi min bɛ mɛn (busbar wrap, junction box fixation). Walasa ka kɔnɔna baara kɛ kudayi, kasetiw ka kan ka tɛmɛ IEC 61215 fɛ: 1000-2000h funteni ɲiginnen, UV, funteni cycle (-40°C ka se +85°C), ni silikɔni PSA ani dɔgɔyali <1%.

PTFE kaseti funteni caman bɛ kɛ funteni-datugulanw ni sigilanw kan, o bɛ nafa jɔnjɔn naani di: a bɛ plastiki wulilenw nɔrɔli bali (a bɛ jɔli waati ban), a bɛ sigilan sɔngɔ gɛlɛnw lakana, ka funteni/degun kɛ kelen ye walasa ka sigilanw kɛ cogo kelen na, ani ka filimuw sɔgɔsɔgɔli dɔgɔya. Kase min bɛ kɛ ni fibreglasi ye (0,13-0,25 mm) ni silikoni PSA (≥260°C) bɛ a la, o ka ɲi. Base noir anti-statique ka ɲɛsin layini teliyaba ma.

PTFE nɔrɔlen kase ji labɔli jogo bɛ dɔn fɔlɔ ni finimugu nafamafɛnw ye (micropores, microcracks, fibre wicking) sanni ka kɛ PTFE ka jibɔcogo kɔnɔna na. PTFE filimu saniyalen bɛ WVTR cɛmancɛ dɔrɔn de di. Datugulan caman ni lamellar fillers (mica, glass flakes) bɛ labirinti nɔ bila, o bɛ dɔ bɔ kosɛbɛ lafiɲɛbɔ la. Walasa ka da tugu ni nɛnɛ ka bon, aw bɛ finimugu dantigɛlenw ɲɛfɔ.