Teepu okpomọkụ dị elu PTFE na-efunahụ adhesion ka ejiri ya ugboro ugboro n'ihi mmetọ elu (uzuzu, mmanụ silicone), ọdịda nrapado cohesive ọdịda (ihe fọdụrụ), ma ọ bụ njikọ na-adịghị ike. Ngwọta: akwa-crosslink silicone PSA (mbugharị dị ala, ike na-ejigide ike), ọgwụgwọ primer na mkpụrụ PTFE, nkwado fiberglass siri ike, na njikwa kwesịrị ekwesị (ebe dị ọcha, bee oyi, 180 ° n'akuku). Nnwale ọnụọgụ na-akwado nkwalite.

PTFE elu-okpomọkụ teepu echekwara n'okpuru kpọmkwem ọnọdụ (10-25 ° C, 40-70% RH, pụọ UV / arọ mgbali) nwere a ọkọlọtọ shelf ndụ nke 3-6 ọnwa (premium akara ule ruo 12 ọnwa). Ọnụ ụzọ mmebi isi: ike bee agaghị ada n'okpuru 70% nke uru mbụ; enweghị ihe fọdụrụ na nrapado mgbe ewepụrụ oke okpomọkụ; enweghị carbonization ma ọ bụ cracking na gosiri okpomọkụ. Nleba anya ngwa ngwa: mmetụta iwegharị akwụkwọ ntuziaka, nnwale 260°C, na ule shrinkage lamination.

teepu PTFE akpọrepu nwere ike ịmepụta njikọ interlayer (igbochi) na nnyefe nrapado n'oge nchekwa ogologo oge. Ihe na-akpata: PTFE film na-agbanwe ebe nchekwa na silicone PSA creep n'okpuru nrụgide / okpomọkụ. Mgbochi: mgbakasị ikuku gradient (mpụta siri ike, nke dị n'ime) n'oge nrụpụta, gbakwunyere mkpuchi ntọhapụ n'akụkụ anaghị ejikọta ya. Na-echekwa na -15°C ruo 40°C, 30-70% RH, kehoraizin n'elu racks, tụgharịa mpịakọta kwa nkeji iri na ise. Maka akara nrapado siri ike, tinye akwụkwọ ntọhapụ n'etiti ọkwa.

PTFE teepu okpomọkụ dị elu echekwara n'ụdị mpịakọta nwere ike ịta ahụhụ site na ntinye nke interlayer (igbochi) na nnyefe nrapado n'akụkụ na-adịghị mma. Mgbọrọgwụ na-akpata: PTFE film na-agbanwe ebe nchekwa na silicone PSA creep n'okpuru nrụgide na okpomọkụ. Ngwọta: mgbakasị ikuku gradient – ​​siri ike n'ígwé dị n'elu, kwụpụ n'ígwé dị n'ime - na-eji njikwa esemokwu mechiri emechi. Mmeju na mkpuchi ntọhapụ, nchekwa kwesịrị ekwesị (15-40°C, 30-70% RH), ntinye kwụ ọtọ, na ntụgharị mpịakọta nkeji nkeji.

Teepu dị elu nke PTFE ejiri na kọntaktị nri kwesịrị ịkwanyere oke oke okpomọkụ: ≤260°C maka ojiji na-aga n'ihu (enweghị oke oge), 260-300°C maka ihe ruru nkeji 30 naanị, yana> 300°C amachibidoro. Teepu bụ maka kọntaktị na-apụtaghị ìhè naanị (akara tray, mkpuchi mkpuchi okpomọkụ), ọ bụghị ihe mkpuchi nri. Arụla ọrụ na-enweghị ibu nri (ọkụ akọrọ). Dochie ma ọ bụrụ na ọnya, odo, ma ọ bụ eyi.

Silicone mgbali-sensitive adhesives (PSA) maka PTFE elu-okpomọkụ teepu dịgasị iche iche na elu okpomọkụ arụmọrụ ịka nká. Methylphenyl silicone PSA na-ejigide ike peel> 85% mgbe ụbọchị 250C/7 gasịrị, ebe ụdị methyl ọkọlọtọ na-agbada na 50-70%. Usoro mgbakwunye-agwọ (hydrosilylation) na-enye nkwụsi ike ka mma karịa peroxide-gwọrọ. Maka ọrụ 200°C+ na-aga n'ihu, họrọ akara ule phenyl dị elu gwọrọ agbakwunyere.

Teepu PTFE na-enwe mmetụta na-ekpo ọkụ (PSA) ga-emerịrị ikpo ọkụ mgbe ọ na-arapara n'ahụ. Ịtinye ihe ndị na-eju mmiri na-eme ka ọkụ eletrik dịkwuo mma mana ọ na-emerụ ahụ nrapanye. Ntụziaka kacha mma na-eji irighiri ihe dị okirikiri (dị ka skeleton na-eduzi) agwakọta ya na ezigbo irighiri ihe (iji mejupụta oghere), na-edobe mkpokọta ihe nkpuchi dị n'elu ọnụ ụzọ pecolation. Zere flakes na eriri; ha na-egbu tack.

PTFE elu-okpomọkụ teepu na-eje ozi na PV ụlọ ọrụ na abụọ dị iche iche ọrụ: usoro consumable (na-egbochi EVA overflow adhesion on laminators, solder mask) na ogologo ndụ mkpuchi (busbar kechie, junction igbe fixation). Maka ojiji nke ime ụlọ na-adịgide adịgide, teepu ga-agafe IEC 61215: 1000-2000h okpomọkụ, UV, thermal cycling (-40°C ka +85°C), na silicone PSA na shrinkage <1%.

PTFE elu-okpomọkụ teepu etinye aka okpomọkụ-akara mma na akara ibe na-anapụta anọ isi ụkpụrụ: egbochi mgbaze plastic adhesion (na-ewepụ downtime), na-echebe ọnụ akara ọnwụ, homogenizes okpomọkụ / nrụgide maka na-agbanwe agbanwe akara, na-ebelata film esemokwu. A na-atụ aro teepu na-akwado fiberglass (0.13-0.25 mm) nwere PSA silicone (≥260°C). teepu ojii mgbochi static maka ahịrị ọsọ dị elu.

A na-ekpebi ihe mgbochi mmiri vapor mgbochi nke teepu nrapado PTFE bụ isi site na ntụpọ mkpuchi (micropores, microcracks, fiber wicking) karịa PTFE's intrinsic hydrophobicity. Ihe nkiri PTFE dị ọcha na-enye naanị WVTR ọkara. Multi-layer mkpuchi na lamellar fillers (mica, glass flakes) na-emepụta mmetụta labyrinth, na-ebelata nke ukwuu nnyefe vepo. Maka mkpuchi dị elu iru mmiri, kọwaa mkpuchi densified.