PTFE ay-tɛmpracha tep gɛt fayn fayn sɔl sprɛy rɛsistɛns, bɔt di wik pɔynt dɛn na di adhesive layt ɛn di fayv glas sabstret ed dɛn. Evalueshɔn mεtכd dεm: 1000h nyutral sכlt spεy (NSS) tεst, mεzjכr pεl trεnk rεtεnshכn (≥80% nid), vishכnal dεfεkt (liftin, blista), εn mεtal sabstεrayt kכrכshכn. Fɔ marin ɛn ay-sɔlt-fɔg ɛnvayrɔmɛnt: yuz silikon PSA (nɔto akrilik), ful impregnated PTFE sabstret, sial edj wit wɛda-rɛsistant silan, ɛn aplay prayma pan mɛtal sɔfays.

Silikɔn prɛshɔn-sɛnsitiv adeziv (PSA) fɔ PTFE ay-tɛmpracha tep dɛn kin difrɛn bad bad wan pan ay-tɛmpracha ol pefɔmɛns. methylphenyl silicone PSA de kip >85% peel strכng afta 250°C/7 de, we standad methyl tayp de dכp to 50-70%. adishכn-kכyur (haydrosilylation) sistεm dεm de gi bכku bεtε stεbiliti pas pεrכksayd-kכri. Fɔ kɔntinyu 200°C+ savis, pik adishɔn-kyud ay-fɛnil gred dɛn.

Tɛmli kɔnduktiv PTFE prɛshɔn-sɛnsitiv adeziv (PSA) tep dɛn fɔ kɔndɔkt ɔt we dɛn de stika. If yu ad fila, i de mek di tɛmral kɔnduktiviti bɛtɛ bɔt i de ambɔg di adheshon. Optimal balans de yuz sfεrikal kכs patikyula dεm (as kכnduktiv skel) we dεn blεnd wit fayn patikyula dεm (fכ fulכp vכyd dεm), we de kip tכtal fil lod jכs oba di pεrkolashכn thrεshold. Nɔ yuz flɛks ɛn fayv; dɛn kin kil tak.

PTFE ay-tɛmpracha tep de sav di PV industri insay tu difrɛn wok dɛn: prɔses kɔnsumabl (de mek EVA ɔvaflɔ adheshon pan laminatɔ, sɔlda mask) ɛn lɔng-layf insuleshɔn (bɔsbar wrap, jɔnkshɔn bɔks fikseshɔn). Fɔ yuz intanɛnt fɔ ɔltɛm, tep dɛn fɔ pas IEC 61215: 1000-2000h damp ɔt, UV, tɛmal sayklin (-40°C to +85°C), wit silikon PSA ɛn shrinkage <1%.

PTFE ay-tɛmpracha tep we dɛn aplay to ɔt-silin naif ɛn silin strip dɛn de gi 4 kɔr valyu dɛn: i de mek di plastic we dɔn rɔtin nɔ adheshon (i de pul di dawt tɛm), i de protɛkt di dia dia siling day, i de homogenizes ɔt/prɛshɔn fɔ kɔnsistɛns sil, ɛn i de ridyus di film frikshɔn. Fayba glas-bak tep (0.13-0.25 mm) wit silikon PSA (≥260°C) na di rεkomεnd. Anti-statik blak tep fɔ ay-spid layn dɛn.

di wata vapour barεri prכpati fכ PTFE adhesive tep dεn de ditarεmin am fכs bay di kכt dεfεkt (maykropכr, maykrokrak, fayv wik) pas PTFE in intrinsik haydrofכbisiti. Pure PTFE film ofa onli midul WVTR. mכlti-layεr kכtin εn lamellar filεr dεm (mayka, glas fεk) de mek wan labirint ifekt, we de ridyus di vapour transmishכn dεm bad bad wan. Fɔ silin we gɛt ay-humidity, spɛsifa densified kɔtin dɛn.

Krip rɛsistɛns fɔ PTFE ay-tɛmpracha adhesive tep ɔnda lɔng tɛm kɔnstant lod (espɛshali na 200-260°C) na tu tin dɛn de ditarmin am: silikon PSA kroslink dɛnsiti (hay kroslinkin de mek flɔ nɔ flɔ) ɛn sabstret tayp (fayba glas-rɛinfɔs PTFE de rɛsist kol krip; pure PTFE film krip). Adhesive we nɔ krɔs kin fel kwik kwik wan we di ples wam pasmak. Tik adhesive layers inkrisayz krep risk.

Fכ PTFE hεy-tεmprachכ tep dεm כnda lכng tεm imεshכn, di PTFE sabstεrayt de stil kεmikכl inεt, bכt di adhesive layεr na di wik pכynt. Wata de mek silikon PSA wik; sɔl wata kin mek di rɔtin kwik kwik wan. Fɔ agresiv kemikal, dɛn nid fɔ gɛt fluorosilicone ɔ perfluoropolyether adhesives – ɔ adhesive-free PTFE tape. di trεnk we di pεl de lכs te to 40% afta 48 awa insay wata.

PTFE ay-tɛmpracha tep nid fɔ kip fayn fayn wan fɔ mek i kɔntinyu fɔ adheshon, fleksibiliti, ɛn rilis pefɔmɛns. Di men tin dɛn we dɛn nid na fɔ kɔntrol di tɛmpracha (10-30°C), di humidity we de dɔŋ 60%, fɔ avɔyd layt, fɔ ayd di kemikal, fɔ put am vertikal, ɛn fɔ mek di briz go insay. Fɔ fala FIFO invɛntari manejmɛnt ɛn inspɛkt ɔltɛm.

di glas transishכn tεmprachכ (Tg) fכ silikon prεshכn-sεnsitiv adhesive de arawnd -120°C – fכ lכw pas akrilik adhesive dεm. Dis ultra-lɔ Tg de kip PTFE ay-tɛmpracha tep fleksibul ɛn stika ivin na -70°C, we de mek brit krak krak ɛn mek i ebul fɔ adheshon we pɔsin kin abop pan insay krayojɛnik aplikeshɔn dɛn.