PTFE teepu maka ọkpọkọ kemịkalụ / arịa mgbochi corrosion, na-abụghị osisi, na mkpuchi mkpuchi chọrọ ihe dabara adaba, usoro nrapado, na mgbasa ozi kemịkalụ. A na-atụ aro silicone PSA maka 200-260 Celsius C na acid / alkalis; acrylic PSA na-eguzogide ihe mgbaze organic mana na-amachi okpomọkụ ka ọ bụrụ ≤150°C. Maka HF, esi> 80% alkali, ma ọ bụ chlorine trifluoride, jiri naanị PTFE lining (enweghị ihe nrapado organic). Mkpa: nrapado bụ njikọ kachasị ike, ọ bụghị PTFE n'onwe ya.

A na-emeziwanye ike teepu PTFE site na mkpuchi na nhazi usoro nhazi. mkpuchi: primer oyi akwa (0.5-2μm silane primer na-egbochi nrapado peeling), nrapado ọkpụrụkpụ 30-60μm (kacha mma maka ijide ike), agụụ defoaming, na 5-10μm filtration. Ngwọta: kpo oku stepwise (80-100 ° C ihe mgbaze na-ewepu → 120-140 ° C na-akpụzi → 150-220C miri emi crosslinking), post-curing (40-60 ° C maka 24-48h iji zuru ike na nchekasị), na obere obi mgbawa na-ebufe iji gbochie esịtidem nchegbu si substrate shrinkage. The primer dị mkpa maka PTFE dị ala ike.

PTFE elu-okpomọkụ teepu na-eje ozi dị ka a oké egwu ihe na semiconductor n'ichepụta, ọ bụghị a n'ozuzu-ebumnobi consumable. Ngwa ndị dị mkpa: nchekwa ọkwa wafer (plasma etching masking, CMP backside protection, CVD/PVD masking), usoro nkwakọ ngwaahịa (njikwa waya, ihe mkpuchi maka PCBs), na ndozi akụrụngwa (ihe mkpuchi mgbochi static, akara ụlọ ọcha). Ihe ndị dị ọcha chọrọ: halogens dị ala (na-egbochi corrosion pad bond), siloxanes dị ala (<500 ppm, na-egbochi imepụta ihe mgbochi), ion metal dị ala (<1 ppm ọ bụla), ISO Class 4 cleanroom slitting / packaging, 10⁶-10⁹ Ω resistivity elu, na obere ikuku TVOC.

Teepu okpomọkụ dị elu PTFE na-ejikọta mkpụrụ PTFE bioc dakọtara na nrapado silicone gwọrọ platinum. Ihe ndị dị mkpa: ISO 10993 kwekọrọ (enweghị cytotoxicity, mmetụta ma ọ bụ mgbakasị ahụ), na-eguzogide ọgwụ mgbochi ugboro ugboro (steam/EO/gamma), 260°C na-eguzogide okpomọkụ. Mkpachapụ anya dị oke mkpa: agabigala 260C (uzu ọkụ na-egbu egbu karịa 300°C), irradiation gamma nwere ike ime ka mgbakasị ahụ, kwado ụzọ ịgba ọgwụ mgbochi ọrịa, wee rịọ akwụkwọ nnabata zuru oke (akụkọ ISO 10993, MSDS, data ịka nká). Ọ bụghị maka ọbara ozugbo ma ọ bụ itinye ihe ọkụkụ, ọ gwụla ma akwadoro ya.

PTFE teepu reusability na-adabere na ihe anọ: nrapado usoro (elu crosslink njupụta, obere silicone Mbugharị, microphase Ọdịdị maka repositionable tack), mkpụrụ anchoring (n'elu activation + primer iji gbochie zuru nrapado nyefe), backside mkpuchi (wepụta oyi akwa iji chebe nrapado n'oge unwinding), na kwesịrị ekwesị njikwa (na-ehicha ihe nrapagidesi ike n'elu). Adhesives agbanweela nke mmiri na-asachapụ nwere ike nwetaghachi> 90% tack mgbe ihichachara.

Fiberglass ákwà thermal shrinkage bụ isi ihe na-akpata enweghị nkwụsi ike nke teepu PTFE. Na PTFE sintering okpomọkụ (360-400°C), a na-ahapụ nrụgide ịkwa akwa. Ọ bụrụ na ejideghị ya, akwa na-adaba; Ọ bụrụ na ejidere ya, a na-ekpochi nrụgide latent, na-eme ka ọ daa mbà n'oge ọgwụgwọ nrapado (150-200 Celsius) na ikpo ọkụ njedebe. Ngwọta: jiri fiberglass nke etinyere tupu ọkụ na <0.5% shrinkage na 400 ° C, na-ewepụ nrụgide fọdụrụnụ tupu mkpuchi.

Teepu PTFE dị obosara-okpomọkụ chọrọ PSA silicone nke na-ejigide adhesion site na -70°C ruo 260°C. Isi ihe imewe: primer-anchored Layer Layer (na-egbochi delamination), microstructure nke oke osimiri (MQ resin Islands + polysiloxane na-aga n'ihu na-aga n'ihu), gradient crosslinking (oke njupụta dị n'ime ime maka nguzogide creep, obere njupụta elu nke elu maka obere ọkụ ọkụ), na ndị na-ekpo ọkụ na-ekpo ọkụ (cerium oxide for oxide). Akụkụ siloxane emezigharịrị Phenyl na-egbochi kristal dị ala, na-eme mgbanwe n'okpuru -100°C.

Aokai PTFE debuted ya zuru ngwaahịa lineup na APFE Shanghai 2026 (Booth 6T602, Ụlọ Nzukọ 6). Ngwaahịa ndị egosipụtara gụnyere teepu PTFE nke fiberglass gbasiri ike, ihe nkiri PTFE dị ọcha, akara ule mgbochi static, na eriri ebu oke okpomọkụ - na-ekpuchi nhazi nri, PV lamination, batrị lithium, ngwa elektrọnik, na nkwakọ ngwaahịa. Ihe ngosi a na-aga site na June 26. Ngwaahịa niile na-akwado nkọwa omenala.

Ọdịdị ihu njedebe nke PTFE dị elu na-emetụta nrapado na-ebuli elu n'oge ngwa. Ọkpụkpọ na-adịghị mma (agụba na-adịghị mma, akụkụ na-ekwesịghị ekwesị) na-emepụta filaments gluu, na-eme ka oyi akwa nrapado dị n'akụkụ, ma na-ekpughe ihe mgbochi fiberglass - na-eduga n'ọfụfụ, njikọ na-adịghị ike, na ibuli n'okpuru okpomọkụ ma ọ bụ esemokwu. Ihu njedebe na-adịghị agafe agafe (efegharị efegharị, na-apụta) na-ebute nkesa nrụgide na-ezighi ezi, na-anya nrapado na-akpụ akpụ n'oge nchekwa. Ihu njedebe dị mma dị mma, nke na-asọ oyi, na enweghị mmebi - na-eme ihe dị ka akara nke na-emechi ihe nrapado ma na-eme ka njikọ zuru oke.

N'oge mkpuchi teepu PTFE, ihe mgbaze volatilization ọnụego nke silicone mgbali-enwe mmetụta nrapado bụ oké egwu usoro oke. Oke ngwa ngwa → akpụkpọ anụ n'elu, ọkwa adịghị mma, pinholes (ihe mgbaze tọrọ atọ), na craters (condensation ma ọ bụ ihe mmetọ kpatara). Ọ dị nwayọ → mgbada, akụkụ gbara ọkpụrụkpụ, na iwe iwe na PTFE ike dị ala. Atụmatụ kachasị mma: iji nwayọọ na-agbanwe mmalite mmalite maka ịha nha na mgbanarị afụ, wee mee ngwa ngwa ihicha maka ịkpụzi. Jiri ihe mgbaze agwakọta (toluene/xylene + ihicha ngwa ngwa) na gradient oven okpomọkụ (ala → ọkara → elu).