Nauyin haske, ƙarancin farashi, ƙarfin tasiri mai ƙarfi, gyare-gyare, da gyare-gyare suna hanzarta fitar da buƙatun thermoplastics, waɗanda ke taimakawa ci gaba da sanyaya kayan lantarki, hasken wuta, da injin mota.#Polyolefin
Ana amfani da mahadi masu ɗaukar zafi na PolyOne a cikin kera motoci da aikace-aikacen E/E, kamar fitilun LED, magudanar zafi da wuraren lantarki.
Covestro's Makrolon thermal PC Products sun haɗa da maki don fitilun LED da magudanar zafi.
Ana iya amfani da mahadi masu ɗaukar zafi na RTP a cikin gidaje kamar akwatunan baturi, da kuma radiyo da ƙarin haɗaɗɗun abubuwan kashe zafi.
OEMs a cikin lantarki / lantarki, motoci, hasken wuta, kayan aikin likita, da masana'antun masana'antu sun kasance masu sha'awar thermal conductive thermoplastics na shekaru da yawa saboda suna neman sababbin mafita don aikace-aikace ciki har da radiators da sauran na'urorin watsar da zafi, LEDs.Case da baturi.
Binciken masana'antu ya nuna cewa waɗannan kayan suna haɓaka a cikin adadin lambobi biyu, waɗanda sabbin aikace-aikacen ke tafiyar da su kamar duk motocin lantarki, hadaddun motoci da manyan abubuwan hasken LED na kasuwanci.Filastik masu sarrafa zafin jiki suna ƙalubalanci ƙarin kayan gargajiya, irin su karafa (musamman aluminum) da yumbu, saboda suna da fa'idodi da yawa: mahadi na filastik suna da nauyi, ƙarancin farashi, sauƙin samarwa, ana iya daidaita su, kuma suna iya samar da ƙarin fa'idodi a cikin kwanciyar hankali na thermal. , Ƙarfin tasiri da juriya mai karewa da juriya na abrasion.
Abubuwan da ke inganta yanayin zafi sun haɗa da graphite, graphene, da yumbu kamar su boron nitride da alumina.Fasahar da za a yi amfani da su ita ma tana ci gaba da zama mafi tsada.Wani yanayin shi ne shigar da resin injiniyoyi masu rahusa (kamar nailan 6 da 66 da PC) cikin mahaɗan da ke sarrafa zafin rana, wanda ke sanya kayan da aka fi amfani da su masu tsada kamar PPS, PSU, da PEI cikin gasa.
Menene duk abin da ke faruwa?Wata majiya a RTP ta ce: "Ikon samar da sassan yanar gizo, rage adadin sassa da matakan taro, da rage nauyi da farashi duk wani abu ne mai motsa jiki don ɗaukar waɗannan kayan.""Don wasu aikace-aikace, irin su shingen lantarki da abubuwan da suka wuce gona da iri, Ikon canja wurin zafi lokacin zama mai keɓewar lantarki shine abin da aka mai da hankali."
Dalia Naamani-Goldman, Manajan Kasuwancin Kayan Wuta na Lantarki da Lantarki na Kasuwancin Kayan Aiki na BASF, ya kara da cewa: “Ayyukan daɗaɗɗen zafin jiki yana cikin hanzari ya zama batun ƙara damuwa ga masana'antun kayan lantarki da na OEM na kera motoci.Saboda ci gaban fasaha da ƙayyadaddun sararin samaniya, aikace-aikacen sun kasance kaɗan kuma saboda haka thermal Taruwa da yada wutar lantarki ya zama abin da aka mayar da hankali.Idan sawun kayan yana da iyaka, yana da wahala a saka kwanon zafi na ƙarfe ko kuma a saka wani ƙarfe.”
Naamani-Goldman ya yi bayanin cewa yawan amfani da wutar lantarki yana shiga motoci, kuma buƙatun sarrafa wutar lantarki kuma yana ƙaruwa.A cikin fakitin baturi na abin hawa na lantarki, amfani da ƙarfe don tarwatsawa da watsar da zafi yana ƙara nauyi, wanda zaɓi ne da ba a so.Bugu da ƙari, sassan ƙarfe da ke aiki a babban ƙarfi na iya haifar da girgizar lantarki mai haɗari.Gudun robobin da ba ya aiki da zafin rana amma ba mai ɗaukar hoto yana ba da damar haɓaka ƙarfin lantarki yayin kiyaye amincin lantarki.
Injiniyan ci gaban filin Celanese James Miller (magabacin Cool Polymers da Celanese ya samu a cikin 2014) ya ce kayan aikin lantarki da na lantarki, musamman na lantarki da na lantarki a cikin motocin lantarki, sun girma tare da sararin samaniya Yana ƙara ƙaruwa kuma yana ci gaba da raguwa.“Daya daga cikin abubuwan da ke iyakance girman raguwar waɗannan abubuwan shine ikon sarrafa yanayin zafi.Haɓakawa a cikin zaɓuɓɓukan marufi masu ɗaukar zafi suna sa na'urori ƙanƙanta kuma mafi inganci."
Miller ya yi nuni da cewa, a cikin na’urorin lantarki masu amfani da wutar lantarki, ana iya yin amfani da robobin da ke sarrafa zafin jiki fiye da kima ko kuma kunshe su, wanda zabin zane ne da ba a samu a karafa ko yumbu ba.Don na'urorin likitancin da ke haifar da zafi (kamar na'urorin likitanci masu kyamarori ko abubuwan cauterization), sassaucin ƙira na robobi masu ɗaukar zafi yana ba da damar marufi mai nauyi mai nauyi.
Jean-Paul Scheepens, babban manajan kasuwancin kayan aikin injiniya na musamman na PolyOne, ya nuna cewa masana'antun kera motoci da E/E suna da mafi girman buƙatu na mahaɗan da ke sarrafa thermal.Ya ce waɗannan samfuran za su iya saduwa da buƙatun abokin ciniki da masana'antu iri-iri, gami da faɗaɗa ƴancin ƙira, ba da damar ƙira Ƙarfafa sararin samaniya na iya inganta kwanciyar hankali na thermal.polymers masu sarrafa zafin jiki suma suna samar da ƙarin zaɓuɓɓuka masu nauyi da haɓaka ɓangaren, kamar haɗa magudanar zafi da gidaje cikin sassa iri ɗaya, da kuma ikon ƙirƙirar tsarin sarrafa zafi mai haɗin kai.Kyakkyawan ingancin tattalin arziki na tsarin gyaran allura shine wani abu mai kyau.”
Joel Matsco, babban manajan tallace-tallace na polycarbonate a Covestro, ya yi imanin cewa robobi masu ɗaukar zafi sun fi mayar da hankali kan aikace-aikacen mota."Tare da amfani mai yawa na kusan 50%, za su iya rage nauyi sosai.Hakanan za'a iya fadada wannan zuwa motocin lantarki.Yawancin nau'ikan baturi har yanzu suna amfani da ƙarfe don sarrafa zafin jiki, kuma saboda yawancin kayayyaki suna amfani da tsarin maimaitawa da yawa a ciki, suna amfani da ƙarfin zafin jiki Nauyin da aka ajiye ta wurin maye gurbin ƙarfe tare da polymers ya ƙaru da sauri."
Covestro kuma yana ganin yanayin tafiya zuwa sauƙi na manyan abubuwan hasken kasuwanci.Matsco ya yi nuni da cewa: "35-pound maimakon 70-pound high bay fitilu suna buƙatar ƙarancin tsari kuma suna da sauƙi ga masu sakawa don ci gaba da zazzagewa."Har ila yau Covestro yana da ayyukan shinge na lantarki kamar na'urori masu amfani da wutar lantarki, wanda sassan filastik ke aiki azaman Kwantena kuma suna ba da sarrafa zafi.Matsco ya ce: "A duk kasuwanni, dangane da ƙira, za mu iya rage farashi har zuwa 20%."
PolyOne's Sheepens's ya bayyana cewa mahimmin aikace-aikacen fasahar sarrafa zafin zafi a cikin mota da E/E sun haɗa da hasken LED, ɗumbin zafi da chassis na lantarki, irin su uwayen uwa, akwatunan inverter, da sarrafa wutar lantarki / aikace-aikacen tsaro.Hakazalika, majiyoyin RTP suna ganin ana amfani da mahadi masu ɗaukar zafi a cikin gidaje da matsugunan zafi, da ƙarin haɗaɗɗun abubuwan ɓarnawar zafi a cikin masana'antu, likitanci ko kayan lantarki.
Matsco na Covestro ya ce babban aikace-aikacen hasken kasuwanci shine maye gurbin radiators na ƙarfe.Hakazalika, kula da yanayin zafi na aikace-aikacen cibiyar sadarwa na ƙarshe kuma yana haɓaka a cikin hanyoyin sadarwa da tashoshin tushe.Naamani-Goldman na BASF ya yi nuni da cewa, kayan lantarki sun haɗa da sandunan bas, akwatunan mahaɗar wutar lantarki da na'urorin haɗi, insulators na motoci, da kyamarori na gaba da na baya.
Celanese's Miller ya ce robobi masu sarrafa zafin jiki sun sami babban ci gaba wajen samar da sassaucin ƙira na 3D don saduwa da buƙatun sarrafa zafi don hasken LED.Ya kara da cewa: "A cikin hasken mota, mu CoolPoly Thermally Conductive Polymer (TCP) yana ba da damar yin amfani da ɗakunan fitilun sama da sirara da radiators masu maye gurbin aluminum don fitilolin mota na waje."
Celanese's Miller ya ce CoolPoly TCP yana ba da mafita don haɓakar nunin kai-tsaye na motoci (HUD) -saboda iyakataccen sararin dashboard, kwararar iska da zafi, wannan aikace-aikacen yana buƙatar zubar da zafi sama da haske iri ɗaya.Hasken rana yana haskakawa akan wannan matsayi na motar."Nauyin robobin da ke sarrafa zafin jiki ya fi aluminium nauyi, wanda zai iya rage tasirin girgiza da rawar jiki a wannan bangare na abin hawa, wanda zai iya haifar da gurbatar hoto."
A cikin yanayin baturi, Celanese ya sami ingantaccen bayani ta hanyar CoolPoly TCP D jerin, wanda zai iya samar da wutar lantarki ba tare da wutar lantarki ba, don haka ya dace da ƙayyadaddun buƙatun ingancin aikace-aikacen.Wani lokaci, kayan ƙarfafawa a cikin filastik mai ɗaukar zafi yana iyakance haɓakarsa, don haka masana kayan Celanese sun haɓaka ƙimar tushen nailan CoolPoly TCP, wanda ya fi ƙarfin sa na yau da kullun (ƙarfin 100 MPa, 14 GPa flexural modulus, 9 kJ / m2). Tasiri mara kyau) ba tare da yin hadaya da halayen zafi ba ko yawa.
CoolPoly TCP yana ba da sassauci a cikin ƙirar ƙira kuma yana iya saduwa da buƙatun canja wurin zafi na aikace-aikacen da yawa waɗanda suka yi amfani da aluminum a tarihi.Fa'idar yin gyare-gyaren alluran shi ne cewa simintin gyare-gyaren aluminum yana cinye kashi ɗaya bisa uku na makamashin aluminium, kuma an tsawaita rayuwar sabis ta sau shida.
A cewar Matsco na Covestro, a cikin sassan kera motoci, babban aikace-aikacen shine maye gurbin radiators a cikin na'urori masu fitila, na'urorin fitulun hazo da na'urorin hasken wutsiya.Wuraren zafi don babban katako na LED da ƙananan ayyukan katako, bututun haske na LED da jagororin haske, hasken rana mai gudana (DRL) da fitilun sigina duk aikace-aikace ne masu yuwuwa.
Matsco ya yi nuni da cewa: "Daya daga cikin manyan abubuwan motsa jiki na Makrolon thermal PC shine ikon haɗa aikin ramin zafi kai tsaye a cikin abubuwan hasken wuta (kamar masu haskakawa, bezels, da gidaje), wanda aka samu ta hanyar gyare-gyaren allura da yawa ko biyu- hanyoyin sassa."Ta hanyar mai haskakawa da firam ɗin yawanci ana yin su da PC, ana iya ganin ingantaccen mannewa lokacin da aka sake ƙera PC ɗin da ke da zafi don sarrafa zafi, don haka rage buƙatar gyara sukurori ko adhesives.BukatarWannan yana rage adadin sassa, ayyuka na taimako da gabaɗayan ƙimar matakin tsarin.Bugu da kari, a fagen motocin lantarki, muna ganin damammaki a cikin kula da yanayin zafi da tsarin tallafawa na'urorin batir."
Naamani-Goldman na BASF (Naamani-Goldman) shi ma ya bayyana a cikin motocin lantarki cewa kayan aikin baturi kamar masu raba baturi suna da kyakkyawan fata."Batura Lithium-ion suna haifar da zafi mai yawa, amma suna buƙatar kasancewa a cikin yanayi na yau da kullun na kusan 65 ° C, in ba haka ba za su ragu ko kasawa."
Da farko, mahadin robobi masu zafin zafi sun dogara ne akan resin injiniyoyi masu tsayi.Amma a cikin 'yan shekarun nan, resins injiniyoyi irin su nailan 6 da 66, PC da PBT sun taka muhimmiyar rawa.Matsco na Covestro ya ce: “Duk waɗannan an same su a cikin daji.Koyaya, saboda dalilai masu tsada, da alama kasuwar ta fi mayar da hankali kan nailan da polycarbonate.
Scheepens ya ce kodayake har yanzu ana amfani da PPS sosai, PolyOne's nailan 6 da 66 da PBT sun karu.
RTP ya bayyana cewa nailan, PPS, PBT, PC da PP sune mafi mashahuri resins, amma dangane da ƙalubalen aikace-aikacen, ana iya amfani da yawancin thermoplastics masu girma kamar PEI, PEEK da PPSU.Wata majiyar RTP ta ce: “Misali, za a iya yin ɗumbin zafin fitilun LED da kayan haɗaɗɗun nailan 66 don samar da wutar lantarki har zuwa 35 W/mK.Don batir ɗin tiyata waɗanda dole ne su jure yawan haifuwa, ana buƙatar PPSU.Kayayyakin rufewar wutar lantarki da rage yawan danshi.”
Naamani-Goldman ya ce BASF tana da mahalli masu sarrafa zafi na kasuwanci da yawa, gami da nailan 6 da maki 66.“Amfani da kayan mu an sanya su cikin samarwa a aikace-aikace iri-iri kamar gidajen motoci da kayan aikin lantarki.Yayin da muke ci gaba da ƙayyade buƙatun abokin ciniki don ƙayyadaddun yanayin zafi, wannan yanki ne mai aiki na haɓakawa.Yawancin abokan ciniki ba su san matakin da suke buƙata Conductivity, don haka dole ne a keɓance kayan don takamaiman aikace-aikacen su yi tasiri. "
DSM Injiniya Plastics kwanan nan ya ƙaddamar da Xytron G4080HR, fiber gilashin 40% ƙarfafa PPS wanda ke haɓaka aikin tsarin kula da yanayin zafi na abin hawa.An ƙera shi tare da kaddarorin tsufa na thermal, juriya na hydrolysis, kwanciyar hankali mai girma, juriya na sinadarai a yanayin zafi mai ƙarfi da ƙarancin wuta.
A cewar rahotanni, wannan abu zai iya kula da ƙarfin 6000 zuwa 10,000 hours a ci gaba da aiki zafin jiki fiye da 130 ° C.A cikin gwajin ruwa na 3000-hour 135 ° C na baya-bayan nan na gwajin ruwa / glycol, ƙarfin tensile na Xytron G4080HR ya karu da 114% kuma elongation a hutu ya karu da 63% idan aka kwatanta da samfurin daidai.
RTP ya bayyana cewa bisa ga buƙatun aikace-aikacen, ana iya amfani da kowane nau'in ƙari don haɓaka haɓakar zafin jiki, kuma ya nuna cewa: “Mafi shaharar abubuwan ƙari suna ci gaba da kasancewa ƙari kamar graphite, amma mun kasance muna bincika sabbin zaɓuɓɓuka kamar graphene ko sabon yumbu additives..system."
Misali na karshen an fara shi a bara ta Martinswerk Div ​​​​na Huber Engineered Polymers.Dangane da rahotanni, dangane da alumina, kuma don sabbin hanyoyin ƙaura (kamar wutar lantarki), aikin abubuwan ƙari na jerin abubuwan Martoxid sun fi sauran alumina da sauran masu sarrafa kayan aiki.Martoxid aka inganta ta iko barbashi size rarraba da ilimin halittar jiki don samar da ingantattun shiryawa da yawa da kuma musamman surface jiyya.A cewar rahotanni, ana iya amfani da shi tare da adadin cikawa wanda ya wuce 60% ba tare da shafar kayan aikin injiniya ko rheological ba.Yana nuna kyakkyawar yuwuwa a cikin PP, TPO, nailan 6 da 66, ABS, PC da LSR.
Matsco na Covestro ya ce duka graphite da graphene an yi amfani da su sosai, kuma ya nuna cewa graphite yana da ƙarancin farashi da matsakaicin yanayin zafi, yayin da graphene yakan kashe kuɗi, amma yana da fa'ida a bayyane ta thermal conductivity.Ya kara da cewa: “Sau da yawa ana bukatar kayan da ake amfani da su na thermal, masu sanya wutan lantarki (TC/EI), kuma a nan ne abubuwan da ake hadawa kamar boron nitride suka zama ruwan dare.Abin takaici, ba ku sami komai ba.A wannan yanayin, boron nitride yana bayarwa Ana inganta rufin wutar lantarki, amma an rage yawan zafin jiki.Bugu da ƙari, farashin boron nitride na iya zama mai girma sosai, don haka TC/EI dole ne ya zama aikin kayan aiki wanda ke buƙatar tabbatar da karuwar farashi cikin gaggawa.
Na’amani-Goldman na BASF ya ce: “Ƙalubalen shi ne a daidaita daidaito tsakanin wutar lantarki da sauran buƙatu;don tabbatar da cewa za a iya sarrafa kayan aiki da kyau a cikin adadi mai yawa kuma cewa kayan aikin injiniya ba su sauke da yawa ba.Wani kalubalen shi ne samar da tsarin da za a iya amfani da shi sosai.Magani mai tsada.”
PolyOne's Scheepens ya yi imanin cewa duka abubuwan da ke tushen carbon (graphite) da masu cika yumbu suna haɓaka abubuwan haɓakawa waɗanda ake tsammanin za su cimma ƙimar zafin da ake buƙata da daidaita sauran kayan lantarki da injina.
Celanese's Miller ya ce kamfanin ya binciko nau'ikan addittu waɗanda ke haɗa mafi girman zaɓin masana'antar na resins masu haɗa kai tsaye don samar da sinadarai na mallakar mallaka waɗanda ke haifar da haɓakar thermal Matsakaicin 0.4-40 W/mK.
Bukatar mahadi masu ɗaukar aiki da yawa kamar su zafi da wutar lantarki ko zafin zafi da mai kashe wuta shima da alama yana ƙaruwa.
Matsco na Covestro ya yi nuni da cewa lokacin da kamfanin ya kaddamar da Makrolon TC8030 da TC8060 PC mai sarrafa zafin jiki, nan da nan abokan ciniki suka fara tambayar ko za a iya sanya su cikin kayan kariya na lantarki.“Maganin ba mai sauƙi ba ne.Duk abin da muke yi don inganta EI zai yi mummunan tasiri akan TC.Yanzu, muna ba da Makrolon TC110 polycarbonate kuma muna haɓaka wasu mafita don biyan waɗannan buƙatun.
Naamani-Goldman na BASF ya ce aikace-aikace daban-daban suna buƙatar haɓakar zafin jiki da sauran halaye, kamar fakitin baturi da masu haɗa wuta mai ƙarfi, waɗanda duk suna buƙatar ɓarkewar zafi kuma dole ne su dace da ƙayyadaddun ƙayyadaddun ƙarancin wuta yayin amfani da batirin lithium-ion.
PolyOne, RTP da Celanese duk sun ga babban buƙatu na mahaɗan multifunctional daga duk sassan kasuwa, kuma suna ba da haɓakar zafin jiki da garkuwar EMI, tasiri mafi girma, jinkirin harshen wuta, rufin lantarki, da Haɗuwa tare da ayyuka kamar juriya na UV da kwanciyar hankali na thermal.
Dabarun gyare-gyare na al'ada ba su da tasiri ga kayan zafi mai zafi.Masu ƙira suna buƙatar fahimtar wasu yanayi da sigogi don magance matsalolin wani lokaci yakan haifar da gyare-gyaren zafin jiki mai zafi.
Wani sabon binciken ya nuna yadda nau'in da adadin LDPE da aka haɗe tare da LLDPE ya shafi aiki da ƙarfi da ƙarfi na fim ɗin busa.Ana nuna bayanai don LDPE-arziƙi da gauraye masu wadatar LLDPE.