Kubuyekezwe ngo 10.21

I-PET vs. i-PI Itheyiphu Yokushisa Okuphezulu: Uyini Umehluko—futhi Kungani i-PI Ibiza Kakhulu?

I-PET vs. I-PI Itheyipu Yokushisa Okuphezulu: Uyini Umehluko—futhi Kungani I-PI Ibiza Kakhulu?

Ekukhiqizeni kwe-elekthronikhi ne-semiconductor, onjiniyela bavame ukubuza:

“Itheypu yokushisa okuphezulu ingamelana nokushisa okungakanani—futhi ukukhetha itheypu engalungile kungase kuthinte isivuno sokukhiqiza?”

“Ithephu yezinga lokushisa eliphezulu” akuyona into eyodwa. Iyingxenye ebanzi yemikhiqizo. Kuye ngokuthi into esekelayo kanye nohlobo lwengcina, izinhlobo ezinhlanu ezijwayelekile zihlanganisa amazinga okushisa asukela ku-130°C kuya ku-350°C.

Phakathi kwalezi, amathephu ezinga lokushisa eliphezulu e-PET ne-PI yizinketho ezimbili ezivame ukuqhathaniswa.

Womabili anikezwa njengamaroli amafilimu amancane, avame ukuba nombala ocwebezelayo noma ophuzi, kodwa izintengo zawo zingahluka izikhathi eziningana. Ukuqonda umehluko kubalulekile ekukhethweni kwezinto nasekuthengeni.

1. Ukuqonda Izinhlobo Eziyisihlanu Eziyinhloko Zethephu Yezinga Lokushisa Eliphezulu

Ukumelana nokushisa kwethephu kuncike kukho kokubili into esekelayo kanye nohlobo lwengcina.

Ngisho nangokwesekelo elifanayo le-PET, ukushintsha kusuka kungcina ye-acrylic kuya kungcina ye-silicone kungashintsha izinga lokushisa cishe ngo-30°C. Ukushintsha uhlobo lwengcina kwesekelo le-PI nakho kungandisa ibanga lokushisa elisebenzisekayo.

Ithebula elingezansi lifingqa izigaba zokushisa ezijwayelekile. “Okuqhubekayo” kubhekisela ekusetshenzisweni isikhathi eside, kuyilapho “isikhathi esifushane” kubhekisela ekuchayekeni okungadluli emizuzwini engama-30.

Uhlobo Lwetheyipu	Isisekelo Nesinamathiseli	Ukusetshenziswa Okuqhubekayo	Ukuchayeka Isikhathi Esifushane	Izinhlelo Zokusebenza Ezijwayelekile
Itheyipu ye-PET enesinamathiseli se-acrylic	Ifilimu ye-polyester + isinamathiseli se-acrylic	130–150°C	180°C	Ukupakishwa kwezingxenye ze-elekthronikhi, ukuvimba kwe-PCB, ukuvimba ngopende wezinto zasekhaya
Iteyipu ye-PET enenamathiselo e-silicone	Ifilimu ye-polyester + inamathiselo e-silicone yokushisa okuphezulu	150–180°C	220°C	Ukuvikela kwe-electronic masking nokumboza okudinga ukumelana nokushisa okuphezulu
Iteyipu ye-PI enenamathiselo e-acrylic	Ifilimu ye-polyimide + inamathiselo e-acrylic	180–230°C	280°C	Ukusolda kwe-PCB nokuhlukanisa kagesi
Iteyipu ye-PI enenamathiselo e-silicone	Ifilimu ye-polyimide + inamathiselo e-silicone yokushisa okuphezulu	220–260°C	300°C	Ukucubungula kwe-semiconductor, ukupakisha kwe-IC, ukumboza kwe-reflow soldering
Iteyipu ye-fiberglass ehlanganiswe ne-PTFE	Indwangu ye-fiberglass + i-PTFE coating + inamathiselo e-silicone	260–300°C	350°C	Ukuvala ngokushisa, ukukhulula kwesikhunta, ukucubungula kwe-electrode yebhethri ye-lithium-ion, amapayipi okushisa okuphezulu

Uma kubhekwa ukumelana nokushisa, ukusebenza kwe-dielectric, ukuguquleka, kanye nokumelana namakhemikhali ndawonye, ifilimu ye-PI ene-adhesive ye-silicone yezinga lokushisa eliphezulu inikeza enye yezinhlobo zokusebenza okuphezulu kakhulu phakathi kwalezi zinketho. Lokhu kusiza ukuchaza ukusetshenziswa kwayo okubanzi ekufihleni ama-semiconductor ezingeni lokushisa eliphezulu.

Umehluko phakathi kwezilinganiso zokusetshenziswa okuqhubekayo nezesikhathi esifushane ubalulekile. Abanye abahlinzeki bakhangisa kuphela izinga lokushisa eliphezulu lesikhathi esifushane, kuyilapho izinqubo zokukhiqiza zingase zibandakanye isikhathi eside kakhulu sokuvezwa.

Khetha itheyipu ngokusekelwe esilinganisweni sayo sokusetshenziswa okuqhubekayo kanye nezimo zakho zangempela zokuvezwa—hhayi nje izinga lokushisa eliphezulu elikusemakweni.

2. I-PET ne-PI: Umehluko Oyisisekelo

Ukuqhathanisa itheyipu ye-PET ene-adhesive ye-silicone netheyipu ye-PI ene-adhesive ye-silicone kuveza umehluko omine oyinhloko.

① Impahla Yokusekela

I-PET imele i-polyethylene terephthalate, evame ukubizwa nge-polyester. I-PI imele i-polyimide.

I-PET iyipulasitiki yobunjiniyela esetshenziswa kabanzi, kuyilapho i-PI iyipholima ekhethekile yokusebenza okuphezulu. Izakhiwo zazo zamangqamuzana ezihlukene zinika i-PI izinga eliphezulu kakhulu lokumelana nokushisa.

② Ukumelana Nokushisa

I-PET enenamathiselo e-silicone:

 Ukusetshenziswa okuqhubekayo kuka-150–180°C; kufika ku-220°C isikhathi esifushane.

I-PI enenamathiselo e-silicone:

 Ukusetshenziswa okuqhubekayo kuka-220–260°C; kufika ku-300°C isikhathi esifushane.

Izilinganiso zokusetshenziswa okuqhubekayo zihluke cishe ngo-70–80°C, kuyilapho izilinganiso zesikhathi esifushane zihluke cishe ngo-80°C.

③ Ukuhlukanisa Kagesi, Ukumelana Namakhemikhali, Nokuguqulwa

Ukumelana nokushisa kuyingxenye yesithombe kuphela.

I-PI ngokuvamile inikeza ukuhlukanisa kagesi okuqinile kanye nokusebenza kwe-dielectric, ukumelana namakhemikhali okungcono, kanye nokuzinza kobukhulu okukhulu emazingeni okushisa aphezulu.

Ezinhlelweni ze-semiconductor ne-electronics enembile, lezi zakhiwo zingabaluleka ngendlela efanayo nesilinganiso sokushisa esiphezulu.

④ Intengo

I-PI tape ngokuvamile ibiza kakhulu kune-PET tape.

Umgomo uwukukhetha i-tape ehlangabezana nezidingo zenqubo ngezindleko ezifanele.

Kwenzekani Uma Ukhetha I-Tape Engalungile?

I-tape enezinga lokushisa elinganele mayibe ngeke yehluleke ngokushesha. Izinkinga zingakhula kancane kancane ngesikhathi sokucubungula.

Ukuthambisa nokungcola kwe-adhesive:

 Ukushisa okweqile kungabangela ukuthi i-adhesive ithambe noma igeleze, ingcolise izingxenye namathuluzi.

Insalela ye-adhesive:

 Insalela esele ngemva kokususwa ingadinga ukuhlanza okwengeziwe noma ukulungiswa kabusha.

Umonakalo wezingxenye:

 Uma ukufihla kwehluleka, umoya oshisayo noma i-solder encibilikile kungafinyelela ezindaweni okufanele zihlale zivikelwe.

Ukwehla kwesivuno sokukhiqiza:

 Noma yiziphi kulezi zinkinga zingaholela ekulimaleni nasekwehleni kwesivuno.

Ngakho-ke ukukhethwa kwe-tape kufanele kuqale ngezinga eliphezulu lokushisa kwenqubo kanye nesikhathi esichithwa kulelo zinga lokushisa.

Izicelo Ezijwayelekile

I-PET high-temperature tape:

Ukukhiqizwa kwezinto zikagesi ezijwayelekile
Ukuvikela i-PCB
Ukuvikela ngopende nangezinto zokumboza ezingxenyeni zikagesi nezingxenyeni zensimbi
Ukupakisha nokuqinisa kwesikhashana

I-PI high-temperature tape:

Ukuvikela ekusoldeni kabusha kwe-SMT
Ukuvikelwa kokushisa okuphezulu ngesikhathi sokupakishwa kwe-IC
Ukuvikela ezinqubweni ze-CoWoS
Ukuvikelwa kwesithombi se-CMOS image sensor
Ukubhaka nokuphulukisa okokufihla kwezinga lokushisa eliphezulu
Ukuvikelwa kwezingxenye zobuchwepheshe be-semiconductor ezinembayo

I-PET ivamise ukwanele izinqubo zikagesi ezijwayelekile. Okokuhlunga kabusha kwe-solder, ukucubungula kwe-semiconductor, kanye nokuchayeka isikhathi eside emazingeni okushisa aphezulu, i-PI ngokuvamile iyisinqumo esifanele kakhulu.

3. Imakethe Yomhlaba Wonke Ibheke Kuphi?

Isidingo samateyipu okushisa okuphezulu siqhutshwa yimikhuba emibili emikhulu: ukunciphisa isisindo sezimoto kanye namabhethri ezimoto zikagesi.

Ngo-2025, imakethe yamathayiphu anamathelayo yomhlaba wonke yayilinganiselwa cishe ku-US$72 billion, ngezinga lokukhula kwaminyaka yonke elingaba ngu-6.2%. I-Asia-Pacific yayithatha ngaphezu kuka-48% wokusetshenziswa komhlaba wonke.

Izicelo zokuvikela nokuqinisa amabhethri zisize ukukhulisa ukuthunyelwa kwamathayiphu e-PI kanye ne-PET emelana nokushisa ngo-14.3% uma kuqhathaniswa nonyaka odlule.

Ngokucacile, imakethe ehlangene yomhlaba wonke yamateyiphu okuqeda amaseli, amateyiphu okuvikela ama-electrode, namateyiphu akhisa ukushisa yeqa ama-US$4.5 billion ngo-2025. Izimoto zikagesi zisebenzise cishe izikhathi eziyisithupha zala mateyiphu kunemoto ezijwayelekile ezinjini yokushisa yangaphakathi.

Njengoba ukuthengiswa kwezimoto zikagesi kukhula, isidingo samateyiphu asezingeni lokushisa eliphezulu siya ngokuya sihlobene nezidingo zokukhiqiza.

Amaphethini okuhweba komhlaba wonke nawo ayashintsha.

Ngo-2025, umthamo wokuhweba ngamateyiphu anamathelayo emhlabeni wonke wafinyelela cishe kumathani ayizigidi eziyi-2.8. I-China ihole ngengxenye engama-32% yokuthunyelwa kwamanye amazwe, kodwa intengo yayo yokuthumela ngaphandle iyisilinganiso yayiphansi ngo-5.2% kunango-2020, okubonisa ukwanda kokuncintisana kwentengo emikhiqizweni yezinga eliphansi neliphakathi.

I-Jalimane ne-Japan zagcina izikhundla eziqinile njengabathengisi abakhulu bemikhiqizo yezinga eliphezulu. Izintengo zabo ezimaphakathi zaziphindwe izikhathi ezingu-3.1 nezingu-2.8 ngokulandelana kunezinto zaseShayina eziqhathanisekayo.

Ngaleso sikhathi:

INingizimu-mpumalanga ye-Asia

yaqhubeka nokungenisa izinto eziyingxenye ezivela eShayina ukuze ziqhubekiswe futhi zithunyelwe kwamanye amazwe.

INdiya

yasebenzisa izintela ukukhuthaza ukufakwa esikhundleni sokungeniswa.

IMexico

yaqinisa indima yayo njengesizinda sokuhlanganisa nokusabalalisa esifundeni sokuhweba ngokukhululeka saseNyakatho Melika.

4. Uhlu Lokuhlola Lokukhetha I-Tape Olusebenzayo

Ngaphambi kokukhetha i-tape yokushisa okuphezulu, buza imibuzo emine:

Iyiphi izinga lokushisa eliphezulu lenqubo, futhi kuzothatha isikhathi esingakanani ukuchayeka?

Lokhu kusiza ukunquma ukuthi i-PET noma i-PI iyisisekelo esifanele yini.

Ingabe ukuvikelwa kokukhishwa kukagesi kuyadingeka?

Izicelo ze-semiconductor ne-electronics enemba ngokuvamile zidinga ukulawulwa kwe-ESD.

Ingabe i-tape idinga ukusikwa noma ukuguqulwa ibe yizimo ezithile?

Lokhu kuthinta izidingo zokweseka nokuguqula.

Ithayiphu lizonamathela kuwuphi umhlaba?

Ingilazi, insimbi, kanye nendawo ye-IC kungabeka izimfuno ezahlukene ohlelweni lwe-adhesive.

Awekho ithayiphu elilodwa elingcono kakhulu lokushisa okuphezulu—kukhona kuphela ithayiphu elihambisana kangcono nenqubo yakho.

I-PET iyinketho esebenzayo yezicelo ezijwayelekile ze-electronics. I-PI ifaneleka kangcono ukusolda kabusha, ukucubungula kwe-semiconductor, kanye nokuchayeka isikhathi eside ekushiseni okuphezulu. Ezezicelo ezidinga kakhulu ezinohlahlo lwabiwo-mali olwanele, ithayiphu ye-fiberglass ehlanganiswe ne-PTFE nayo ingase ibe okufanele ukucatshangelwa.

Kulungiswe ithimba lamateyiphu asezingeni lokushisa eliphezulu e-ONEMICRON TAPE. Xhumana nathi ukuze sixoxe ngokukhethwa kwezinto zokusetshenziswa enqubweni yakho.