Polybutylene terephthalate(PBT)) bụ polyester nke nwere ọkara kristal, nke a na-etinye n'ime thermoplastic, nke na-acha ọcha mmiri ara ehi, nke siri ike n'ime ụlọ, a na-ejikarị ya eme ihe n'imepụta ihe mkpuchi nke abụọ nke thermoplastic nke eriri anya.
Mkpuchi nke abụọ nke eriri optical bụ usoro dị oke mkpa na mmepụta eriri optical. N'ikwu ya n'ụzọ dị mfe, itinye akwa nchebe na mkpuchi mbụ nke eriri optical ma ọ bụ akwa nchekwa nwere ike ime ka ikike nke eriri optical dịkwuo mma iguzogide nrụgide ogologo na radial ma mee ka eriri optical dị mfe mgbe nhazi gasịrị. N'ihi na ihe mkpuchi ahụ dị nso na eriri optical, ọ nwere mmetụta ka ukwuu na arụmọrụ nke eriri optical, yabụ achọrọ ihe mkpuchi ahụ ka ọ nwee obere ihe mejupụtara mgbasa nke linear, nnukwu kristal mgbe ewepụsịrị ya, ezigbo nkwụsi ike kemịkalụ na okpomọkụ, mgbidi dị nro na mpụta nke oyi akwa mkpuchi ahụ, ike nrụgide ụfọdụ na modulus Young, ma nwee arụmọrụ usoro dị mma. A na-ekewa mkpuchi eriri n'ime ụdị abụọ: mkpuchi dị nro na mkpuchi siri ike. N'ime ha, ihe mkpuchi dị nro ejiri na mkpuchi sheath dị nro bụ oyi akwa mkpuchi nke abụọ a na-ewepụta n'ọnọdụ aka uwe dị nro n'èzí eriri mkpuchi mbụ.
PBT bụ ihe a na-ejikarị eme ihe n'aka uwe ogologo ọkpa, nke nwere ezigbo nhazi na nhazi, ọ na-amịkọrọ mmiri nke ọma, ọ na-arụkwa ọrụ dị oke ọnụ. A na-ejikarị ya eme ihe n'imePBTmgbanwe, eserese waya PBT, ihe mkpuchi, eserese ihe nkiri na ubi ndị ọzọ. PBT nwere ezigbo ihe eji arụ ọrụ (dịka iguzogide nrụgide, iguzogide mgbagọ, iguzogide nrụgide n'akụkụ), ezigbo iguzogide ihe mgbaze, iguzogide mmanụ, iguzogide nchara kemịkalụ, na pasta eriri, pasta eriri na ihe ndị ọzọ dị na eriri ahụ nwere ezigbo ndakọrịta, ma nwee arụmọrụ nhazi ịkpụzi dị mma, obere nnabata mmiri, na-efu ọnụ. Ụkpụrụ arụmọrụ teknụzụ ya bụ isi gụnyere: viscosity dị n'ime, ike mmepụta, modulus elastic tensile na ịgbagọ, ike mmetụta (notch), coefficient mgbasa linear, absorption water, hydrolysis resistance na ndị ọzọ.
Agbanyeghị, site na mgbanwe nke nhazi eriri eriri na gburugburu ọrụ, a na-etinye ihe ndị ọzọ achọrọ maka eriri buffer buffer buffer. Nnukwu kristal, obere mbelata, obere mmụba kwụ ọtọ, ike dị elu, ike nrụgide dị elu, iguzogide kemịkalụ dị mma, arụmọrụ nhazi dị mma, na ihe ndị dị ọnụ ala bụ ihe mgbaru ọsọ ndị na-emepụta eriri anya na-achụso. Ugbu a, enwere adịghị ike na ngwa na ọnụahịa nke tube beam nke ejiri ihe PBT mee, mba ofesi amalitela iji ihe PBT alloy dochie ihe PBT dị ọcha, nke arụwo ọrụ dị mma. Ugbu a, ọtụtụ ụlọ ọrụ eriri dị mkpa n'ime obodo na-akwadosi ike, ụlọ ọrụ ihe eriri chọrọ ihe ọhụrụ na teknụzụ na-aga n'ihu, nyocha na mmepe nke ihe ọhụrụ.
N'ezie, n'ime ụlọ ọrụ PBT dum, ngwa eriri fiber optic na-arụ naanị obere akụkụ nke ahịa PBT. Dịka isi mmalite ụlọ ọrụ si kwuo, n'ime ụlọ ọrụ PBT dum, ọtụtụ n'ime òkè ahịa bụ nke ubi abụọ nke ụgbọ ala na ike. A na-ejikarị njikọ, relay na ngwaahịa ndị ọzọ ejiri ihe PBT agbanwe agbanwe eme ihe n'ọtụtụ ebe na ngwa ụgbọ ala, ngwa eletrọnịkị na eletriki, ngwa igwe na mpaghara ndị ọzọ, ọbụna PBT nwere ngwa n'ọhịa ákwà, dịka a na-ejikwa bristles nke ahịhịa ezé eme ihe na PBT. Ihe ndị a bụ ngwa PBT n'ozuzu ya n'ọtụtụ ngalaba:
1. Ngalaba eletriki na nke eletriki
A na-ejikarị ihe PBT eme ihe n'ebe eletrọniki na eletriki, dịka oghere ike, plọg, oghere eletrọniki na akụkụ eletriki ndị ọzọ dị n'ụlọ. Ebe ọ bụ na ihe PBT nwere arụmọrụ mkpuchi dị mma na iguzogide okpomọkụ dị elu, ọ dabara nke ọma maka shei, bracket, mpempe mkpuchi na akụkụ ndị ọzọ nke ngwa eletrọniki na eletriki. Na mgbakwunye, enwere ike iji ihe PBT mee mkpuchi azụ ihuenyo LCD, shei TV na ihe ndị ọzọ.
2. Ngalaba ụgbọala
A na-ejikwa ihe PBT eme ihe nke ukwuu n'ọhịa ụgbọala. N'ihi uru ya dị elu dịka oke okpomọkụ, nchara na iguzogide iyi, a na-eji ihe PBT eme ihe nke ukwuu n'imepụta akụkụ ụgbọala, dịka ihe eji etinye ihe, ebe a na-etinye mmanụ, ebe a na-etinye ihe mmetụta, ihe ndị dị na sistemụ brek, wdg. Na mgbakwunye, enwere ike iji ihe PBT mee ihe maka ihe mkpuchi isi oche ụgbọala, usoro nhazi oche, wdg.
3. Ụlọ ọrụ igwe
N'ime ụlọ ọrụ igwe, a na-ejikarị ihe PBT emepụta aka ngwaọrụ, swiichi, bọtịnụ, wdg. Ihe PBT nwere ike igwe dị mma na iguzogide iyi, nwere ike iguzogide ike igwe dị iche iche, ma nwee ezigbo nguzogide nchara kemịkalụ, dabara adaba maka akụkụ dị iche iche n'ọhịa ụlọ ọrụ igwe.
4. Ụlọ ọrụ akụrụngwa ahụike
Ihe PBT nwere ezigbo iguzogide okpomọkụ dị elu na nkwụsi ike kemịkalụ dị elu, nke dabara adaba maka mmepụta ngwaọrụ ahụike. Dịka ọmụmaatụ, enwere ike iji ihe PBT rụọ ebe obibi ngwaọrụ ahụike, paịpụ, njikọ, wdg. Na mgbakwunye, enwere ike iji ihe PBT mee sirinji ahụike, ihe ntinye na ngwa ọgwụgwọ dị iche iche.
5. Nkwukọrịta anya
N'ihe gbasara nkwukọrịta anya, a na-ejikarị PBT eme ihe n'ịmepụta eriri anya dị ka ihe a na-ejikarị eme ihe. Na mgbakwunye, a na-eji ihe PBT eme ihe n'ọtụtụ ngwaọrụ anya. N'ihi ezigbo ihe onwunwe anya ya na oke okpomọkụ ya, a na-eji ihe PBT eme njikọ eriri anya, okpokolo nkesa eriri anya, wdg. Na mgbakwunye, enwere ike iji ihe PBT mee lenzi, enyo, windo na ihe ndị ọzọ dị na anya.
Site n'echiche nke ụlọ ọrụ ahụ dum, n'afọ ndị na-adịbeghị anya, ụlọ ọrụ ndị dị mkpa na-agba mbọ ịmepụta ọtụtụ ojiji nke teknụzụ ọhụrụ na ngwaahịa ọhụrụ, PBT etolitewokwa n'akụkụ arụmọrụ dị elu, arụmọrụ na mgbanwe dị iche iche. Ike nrụgide PBT dị ọcha, ike ịgbagọ na modulus ịgbagọ dị ala, enweghị ike iji ya mee ihe n'ọhịa ụlọ ọrụ, yabụ maka mkpa nke ngalaba ụlọ ọrụ, ụlọ ọrụ ahụ site na mgbanwe iji melite ọrụ PBT. Dịka ọmụmaatụ, a na-agbakwunye eriri iko na PBT - eriri iko nwere uru nke itinye ike siri ike, usoro njupụta dị mfe na ọnụ ala dị ala. Site na itinye eriri iko na PBT, a na-ewebata uru mbụ nke resin PBT n'ọrụ, a na-emekwa ka ike nrụgide, ike ịgbagọ na ike mmetụta ọkwa nke ngwaahịa PBT ka mma nke ukwuu.
Ugbu a, ụzọ ndị bụ isi e si eme ihe n'ụlọ na mba ofesi bụ mgbanwe copolymerization, mgbanwe njupụta ihe na-adịghị mma, teknụzụ nanocomposite, mgbanwe ngwakọta, wdg, iji melite arụmọrụ zuru oke nke PBT. Mgbanwe nke ihe PBT na-elekwasị anya karịsịa n'akụkụ nke ike dị elu, ihe na-egbochi ọkụ dị elu, obere agha, obere mmiri ozuzo na obere dielectric.
N'ozuzu, n'ihe gbasara ụlọ ọrụ PBT dum, ọchịchọ maka ngwa n'ọtụtụ ngalaba ka dị oke ukwuu, mgbanwe dị iche iche dịka ọchịchọ ahịa si dị bụkwa ihe mgbaru ọsọ nyocha na mmepe nke ụlọ ọrụ PBT.
Oge ozi: Disemba-17-2024