1. Izinto ezisisiseko zeeMveliso kunye neeNzuzo zeMorphological
1.1 Ubume beCrystal kunye neempawu zeNdalo
(TRUNNANO Aluminium Nitride Powder)
Round ukukhanya ubunzima aluminium nitride (AlN) luhlobo lomgubo lweceramic olukhethekileyo olugcina izakhiwo ezimangalisayo zomzimba kunye neekhemikhali zobunzima be-AlN ngelixa ubonelela ngokuqukuqela okongeziweyo., ukupakisha ubukhulu, kunye neempawu zokusasazwa ngenxa yemo elawulwayo ye-spherical morphology.
Njengesiqhelo i-AlN, imenyezela kwisakhelo sewurtzite esinehexagonal, apho iibhondi eziqinileyo eziqinileyo phakathi kwe-aluminiyam ubunzima kunye neeathom zenitrogen zibonelela ngozinzo oluphezulu lwe-thermal, uxhathiso olukhethekileyo lombane, kunye nebhanti ebanzi ngeenxa zonke 6.2 eV.
Olona phawu luxabisileyo lwe-AlN kukuqhuba kwayo okuphezulu kwe-thermal, enokudlulela ngaphaya 170 W/(m · K )kwiikristale zodwa kwaye ufikelele kwi-140– 160 W/(m · K )kwiintlobo eziphezulu ze-polycrystalline ezicocekileyo, kugqithise kakhulu kwizihluzi eziqhelekileyo ezifana ne-alumina (≈ 30 W/(m · K)).
Oku kusebenza kakuhle kuvela kuthutho lwephonon olusebenzayo, olunobuntununtunu kakhulu kwiingxaki ze-latticework, ungcoliso– ngokukodwa ioksijini– kunye nemida yengqolowa.
Ukungcoliswa kwe-oksijeni kubangela ukuphuhliswa kwezithuba ze-aluminium kunye nezigaba ezongezelelweyo ezifana ne-Al Two O ₃ okanye i-aluminium oxynitride elula (Elo), esasaza iiphononi kunye nokudiliza ukusebenza kakuhle kwe-thermal.
Ngoko ke, ubunyulu obuphezulu obujikelezayo i-AlN powders iyadityaniswa kwaye icocwe phantsi kweengxaki ezingqongqo zokunciphisa imathiriyeli ye-oxygen, ngokubanzi ngezantsi 1000 ppm, ukuqinisekisa ukuhanjiswa kobushushu obufanelekileyo kwizicelo zokusetyenziswa kokugqibela.
1.2 I-Spherical Morphology kunye ne-Functional Benefits
Ukutshintsha ukusuka kumaqhekeza e-AlN angalinganiyo okanye angama-angular ukuya kwiifom ezingqukuva kubonisa ukutsha okubalulekileyo kubunjineli bomgubo., iqhutywa ziimfuno zenkqubo yale mihla yokwenziwa kwezinto eziyintlanganisela kunye nezongezelelo.
Amaqhekeza angqukuva abonisa ukuhambahamba kweprimiyamu ngenxa yokucuthwa kokucocwa kwamasuntswana kunye noburhabaxa bomphezulu., ukuvumela ukondla okungaguqukiyo kwiinkqubo ezizenzekelayo ezifana ne-screw feeders, izixhobo zokungcangcazela, kunye neeprinta ze-3D zebhedi engumgubo.
Oku kuphucuka kokuhamba kulingana ngqo kwidosi engaguqukiyo, ukunciphisa ukuvala, kunye nokukhuthaza ingqibelelo yenkqubo kwiindawo zorhwebo.
Ukwengeza, Umgubo ongqukuva ufumana ubukhulu bokupakisha obukhulu xa kuthelekiswa noogxa bawo, ukuncipha kwemathiriyeli engenanto xa ifakiwe kwiimatriki zepolymer okanye imizimba eluhlaza yeceramic.
Ukuzaliswa okuphezulu kokugcwalisa ngokuthe ngqo kwandisa ukusebenza kakuhle kwe-thermal yeekhompawundi ngaphandle kokubeka emngciphekweni ukuzinza koomatshini okanye ukuqhubekeka..
( TRUNNANO Aluminium Nitride Powder)
Egudileyo, Ummandla we-isotropic ojikelezayo we-AlN ukongeza ukunciphisa uxinzelelo kunye neendawo zokugxila kwi-polymer compounds, ukonyusa ukuqina koomatshini kunye ne-dielectric stamina.
Ezi zibonelelo ze-morphological zenza i-AlN ejikelezayo ifaneleke ngokukodwa kwizicelo ezifuna ukuchaneka, ukuphinda-phinda, kunye nokusebenza okuphezulu.
2. IiNdlela zokuHlanganisa kunye nokuVeliswa koShishino
2.1 I-Nitridation ngokuthe ngqo kunye ne-Post-Synthesis Spheroidization
Ukuveliswa kobunzima bokukhanya kwe-aluminium nitride engqukuva ibandakanya ukudityaniswa ngokuthe ngqo kwamasuntswana angqukuva okanye ukusetyenzwa kwangemva komgubo we-AlN ongaqhelekanga ukufezekisa i-sphericity..
Esinye isicwangciso se-nitridation ethe ngqo yamathontsi e-aluminiyam enobunzima obungamanzi kwi-atmosfera enenitrogen, apho ukuxinana komphezulu ngokuqhelekileyo kuqhuba ukwakheka kwamasuntswana angqukuva njengoko ialuminiyam iphendula ukuphuhlisa i-AlN.
Le ndlela, ngelixa ethembekileyo, ifuna ulawulo oluchanekileyo lobushushu, ukujikeleza kwegesi, kunye nokusabalalisa i-particle dimension ukuphepha i-nitridation eyaneleyo okanye imfumba.
Ngokuchaseneyo, ukungalingani kwe-AlN powders eyenziwe ngokunciphisa i-carbothermal (Al ₂ O EZINHLANU + 3C + N EZIMBINI → 2AlN + 3CO) inokuba phantsi kobushushu obuphezulu be-plasma spheroidization.
Kule nkqubo, amasuntswana angama-angular atofwa kwijethi yeplasma eshushu (umz., radiofrequency okanye DC plasma), apho zinyibilika okomzuzwana kwaye zithathe imilo engqukuva ngenxa yoxinzelelo lwendawo yomphezulu ngaphambi kokuba zomelezwe ngokukhawuleza kuhambo..
Unyango lwe-Plasma lukwanceda ekucoceni indawo engaphezulu ngokutshisa i-oxides yomhlaba, ukongezelela ukuphucula ukusebenza kwe-thermal.
2.2 Ulawulo loMgangatho kunye nobuNjineli boMphezulu
Ukuqinisekisa ukufana kumjikelezo wesayizi yesuntswana, ubunzulu, ubunyulu, kunye nekhemistri yendawo engaphezulu ibalulekile kulwamkelo lwamashishini.
Ababoneleli basebenzisa i-laser diffraction yokuvavanya ubungakanani besuntswana, ukuskena i-electron microscopy (YILUPHI) kuphononongo lwe-morphological, kunye ne-X-ray photoelectron spectroscopy (XPS) ukujonga ukubunjwa kwendawo ephezulu.
I-Sphericity ilinganiswa kusetyenziswa iifom eziguquguqukayo ezifana nesetyhula okanye i-aspect proportion, ngomgubo osebenza kakhulu obonisa i-sphericity > 90%.
Ukuphucula ukuhambelana neematriki zendalo, Amaqhekeza e-AlN angqukuva ahlala ephathwa phezulu kunye nabameli abadityanisiweyo abanje nge-silanes okanye i-titanates..
Olu nyango luphucula ukuncamatheliswa kobuso phakathi kwesithako se-ceramic kunye ne-polymer resin, ukunciphisa ukuxhathisa komda we-thermal kunye nokukhusela kwimfumba yokuzalisa.
Ukugqityezelwa kwe-Hydrophobic kunokuthi ngokunjalo kubekwe ekunciphiseni ukufunxa ubumanzi, enokuthi yenze buthathaka iipropathi zokuhlala ze-dielectric okanye zorhwebo kwaye zibhengeze i-hydrolysis kwiindawo ezifumileyo.
3. Izicelo kuLawulo lwe-Thermal kunye neMathiriyeli ePhezulu
3.1 Ii-Polymer Composites ze-Electronics Packaging
I-AlN ejikelezayo isetyenziswa kakhulu njenge-high-effective thermal filler kwi-epoxy, abicah, kunye ne-polyimide-based composites ukwenzela i-electronic encapsulation, izixhobo zokuzalisa ngaphantsi, izixhobo zokujonga i-thermal (Ii-TIMs), kunye nebhodi yomama eprintiweyo (PCBs).
Kwezi zicelo, injongo kukuchitha ubushushu ukusuka kwizixhobo eziphezulu ze-semiconductor ezifana ne-CPUs, GPUs, izikhulisa-mandla, kunye nabaqhubi bezithuthi ze-LED.
I-morphology engqukuva yenza ukuba kulayishwe isigcwalisi esikhulu– ngokuqhelekileyo ukuya ngaphaya 70 Umthamo– ngelixa ugcina i-viscosity ephantsi, ukwenza ukubamba okulula kunye nesicelo somaleko obhityileyo.
Oku kubangela ukudibanisa kwe-thermal conductivities ye-3– 8 W/(m · K), uphuculo olukhulu ngaphezu kweepholima ezingazaliswanga (≈ 0.2 W/(m · K)) nezizalisi zemveli.
Ipropathi yayo yokuhlala yokufakelwa kombane iqinisekisa ukuba ukuphuculwa kwe-thermal akuphazamisi ukhuseleko lwe-dielectric, ukuyenza igqibelele kwi-high-voltage kunye ne-high-frequency circuits.
3.2 Imveliso eyoNgezelelweyo kunye neCeramic Processing
Kwimveliso eyongezelelweyo, ngakumbi kwijetting ye-binder kunye ne-laser sintering ngononophelo (SLS), I-AlN powders engqukuva ibalulekile ekufezekiseni ukuxinana kwebhedi engumgubo kunye nokusabalalisa rhoqo..
Ukuqukuqela kwazo kuqinisekisa ukuba umaleko ongenasiphene ubekho, ngelixa ubukhulu bokupakisha obuphezulu buphucula amandla okusingqongileyo kwaye kwehlisa ukucutheka ngexesha le-sintering.
Umgubo ongqukuva wenza ukuba kwakhiwe izinto ezintsonkothileyo ezenziwe ngeceramic ezineempawu ezinkulu kunye nokuchaneka okungaqhelekanga., luncedo kwi-aerospace, ukhuselo, kunye nezixhobo zesemiconductor.
Kwinkqubo yesiko leceramic, I-AlN engqukuva iphucula i-homogeneity yemizimba eluhlaza kwaye yehlisa i-porosity kwizinto ezidibeneyo, ukwandisa ukusebenza kakuhle kwe-thermal kunye noomatshini.
4. Ukuvela kwemida kunye nekamva eliqaqambileyo
4.1 IiNkqubo zoMbane kunye nezaMandla zesiZukulwana esilandelayo
Njengoko izixhobo ze-elektroniki ziqhubeka nokuncipha ngobukhulu ngelixa ziphucula ubukhulu bamandla, imfuno yeenkonzo zolawulo oluphezulu lwe-thermal ikhula ngokukhawuleza.
I-Round AlN ilungele ukudlala indima ebalulekileyo ekuveleni kwezobuchwepheshe ezifana ne-5G / 6G isiseko se-terminals, amacandelo amandla emoto yombane, kunye nekhompyuter esebenza kakhulu (HPC) iinkqubo, apho ukukrwitshwa kwe-thermal kunciphisa ukusebenza kakuhle.
Ukudityaniswa kwayo ngqo kwiipleyiti ezibandayo ezinolwelo, abasasaza ubushushu, kunye nezakhiwo zokupholisa ezizinzisiweyo zisebenzisa iindlela ezintsha zokwenza ukulungelelaniswa kwe-thermal yenqanaba lenkqubo.
Kwindawo yokugcina amandla, I-AlN ejikelezileyo ijongwa njengesongezo esiqhuba i-thermally kodwa sokufakelwa kombane kwizahluli zebhetri kunye ne-encapsulants ukunciphisa ukubaleka kwe-thermal kwiibhetri ze-lithium-ion..
4.2 Uzinzo kunye nemicelimngeni yokukala
Nangona iingenelo zayo, ukwamkelwa okubanzi kwe-AlN engqukuva ihlangabezana nemingeni enxulumene neendleko, ukuhlanganiswa kwamandla ngamandla, kunye nefuthe lokusingqongileyo.
I-Plasma spheroidization kunye nemveliso yomgubo ococekileyo ifuna amandla amakhulu, ukuqalisa izifundo kwiikhosi zemveliso ezisebenza kakuhle kakhulu nezizinzileyo.
Ukurisayikilishwa kwenkunkuma ye-AlN kunye nokukhula kweendlela ezahlukeneyo zokudibanisa, njengeenkqubo ezisekelwe kwisisombululo okanye zobushushu obuphantsi, ziindawo ezisebenzayo zoviwo.
Ngaphaya koko, Uhlalutyo lwenkqubo yobomi kunye namandla ekhonkco lonikezelo luphela luyingqwalasela ebalulekileyo njengoko imfuno yehlabathi yemithombo ebalulekileyo ikhula.
Isishwankathelo, I-aluminiyam i-nitride engqukuva imele uguqulo olutsha kwi-ceramic powder innovation, ukudibanisa umgangatho we-thermal wangaphakathi we-AlN kunye ne-morphology eyilwe ukuqhubekeka okumangalisayo kunye nokusebenza kakuhle..
Umsebenzi wayo ekwenzeni izisombululo zokubeka iliso ezishushu kwisizukulwana esilandelayo kuzo zonke ii-electronics, amandla, kunye nemveliso ephucukileyo igxininisa ixabiso layo elibaliweyo ekuqhubeleni phambili kweemveliso ezisebenza kakuhle.
5. Umthengisi
I-TRUNANO ngumthengisi we-boron nitride ene-over 12 iminyaka yamava kwi-nano-building energy yogcino kunye nophuhliso lwe-nanotechnology. Iyayamkela intlawulo ngekhadi letyala, T/T, I-West Union kunye ne-Paypal. I-Trunnano iya kuthumela iimpahla kubathengi phesheya ngokusebenzisa i-FedEx, DHL, ngomoya, okanye ngolwandle. Ukuba ufuna ukwazi ngakumbi malunga aluminiyam kunye nitride, nceda uzive ukhululekile ukuqhagamshelana nathi kwaye uthumele umbuzo.
Iithegi: i-aluminiyam nitride,i nitride,ialn aluminium nitride
Onke amanqaku kunye nemifanekiso avela kwi-Intanethi. Ukuba kukho nayiphi na imiba ye-copyright, nceda uqhagamshelane nathi ngexesha lokucima.
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