I-Nanotechnology inokwenza iimveliso ezininzi zendabuko "zihlaziywe".Ukusetyenziswa kweteknoloji ye-nano-modification ekuveliseni izinto zendabuko kunokuphucula okanye ukufumana uluhlu lwemisebenzi.I-Nano ceramic coating yi-multifunctional composite coating eyenziwe ngezixhobo ze-ceramic eziguquliweyo kunye nezixhobo ze-nano, ezinomphumela obalulekileyo wokugquma kwe-thermal kunye nokumelana nokugqwesa okugqwesileyo.Phakathi kwazo, ukongezwa kwezixhobo ze-nano kuneempawu ezininzi, ezifana nokutywinwa koxinzelelo oluphezulu kunye nokusebenza kwe-anti-corrosion ye-ceramic materials, i-anti-fouling kunye nokuzicoca, ukuqina, ukuqina, ukumelana nokunxiba, ukumelana nobushushu obuphezulu, ipropati ye-antistatic, i-UV. ukumelana, ukugquma ubushushu kunye nezinye iimpawu ezininzi ziphuculwe ngokuphawulekayo.

I-Nano ceramic powders isetyenziswe ngokubanzi kwiinkalo zobuchwepheshe obuphezulu ezifana neekeramics ezintle, iiseramics ezisebenzayo, i-bioceramics kunye nemathiriyeli emihle yeekhemikhali ngenxa yeempawu zabo ezintle zoomatshini, zamehlo kunye nezombane, kwaye ziye zaba sisiseko sophuhliso lwanamhlanje lwezixhobo eziphezulu. 

sem nanomaterial

Oku kulandelayo kwazisa iinano powder ezininzi ezisetyenziswa kwiiseramics: 

1. I-Nano silicon carbide (SiC) kunyeamabhovu e-silicon carbide

I-silicon carbide nano powders kunye namabhovu aneempawu ezintle, ezinjengokuqina okuphezulu, ukuqina, i-elastic modulus, ubunzima obulula, ukumelana nobushushu, ukuxhathisa ukubola, kunye nokuzinza kweekhemikhali.Ukusetyenziswa kwe-silicon carbide kwi-ceramic composite imathiriyeli kunokuphucula ngokubonakalayo ubuqhophololo bokuqala bekeramics, kwaye ikwaphucule ukumelana nobushushu obuphezulu, kwaye inokusetyenziswa njengezinto zokumelana nemichiza ekwazi ukumelana nobushushu obuphezulu.

2. Nano silicon nitride (Si3N4)

2.1.Ukwenziwa kwezixhobo ze-ceramic ezichanekileyo.

2.2.Ukunyangwa komphezulu wesinyithi kunye nezinye izinto.

2.3.Isetyenziswa njengesilungisi ukuphucula ukusebenza kwerabha ekwaziyo ukunxiba.

2.4.I-Silicon-based nanopowders inokunyusa ukuqhutyelwa kombane kwi-nylon kunye ne-polyester.

2.5.I-Nano silicon nitride ephuculweyo yeplastiki yentambo ye-reel ye-optical cable.

3. INano titanium nitride (TiN)

3.1.I-Nano titanium nitride kwiibhotile zokupakisha ze-PET kunye nezixhobo zokupakisha zeplastiki

a.Ukunciphisa ubushushu be-thermoplastic molding kwaye ugcine amandla ngama-30%.

b.Shade ukukhanya okuphuzi, phucula ukukhanya kunye nokungafihli kwemveliso.

c.Yandisa iqondo lobushushu lokuguqula ubushushu ukuze uzaliswe lula.

3.2.Ukuphucula ukusebenza kweeplastiki zobunjineli bePET.

3.3.I-coating ephezulu ye-thermal emissivity isetyenziswa kwiziko lobushushu obuphezulu kunye neekhilni zokonga amandla kunye namashishini omkhosi.

3.4.Ilaphu elisebenzayo le-Titanium nitride.

4. INano titanium carbide (TiC)

4.1.Isetyenziswa kakhulu ekwenzeni izinto zokunxiba, izixhobo zokusika, ukubumba, ukunyibilikisa iintsimbi zentsimbi kunye nezinye iindawo ezininzi.

4.2.Ubunzima be-nano titanium carbide (TiC) buthelekiseka nedayimani eyenziweyo, ephucula kakhulu ukusebenza kakuhle kokusila, ukuchaneka kokusila kunye nokugqitywa komphezulu.

4.3.Izinto zokugquma ubuso besinyithi.

5. Nano-zirconia/zirconium dioxide (ZrO2)

I-ZrO2 i-nano powder yinto ebalulekileyo ekrwada yokulungiselela i-ceramics ekhethekileyo, engasetyenziselwa ukulungiselela iindidi ze-ceramics zesakhiwo kunye nokusebenza.

5.1.Utshintsho lwenqanaba lomelele iiseramikhi

I-brittleness yezinto ze-ceramic kunciphisa uphuhliso lwesicelo sayo, kwaye i-nano ceramics yindlela ebaluleke kakhulu yokusombulula umba.Iimvavanyo zibonisa ukuba ii-ceramics zinokuqiniswa ngokusetyenziswa kwe-ZrO2 isigaba se-tetragonal ukuya kwisigaba se-monoclinic ukuvelisa i-microcracks kunye noxinzelelo oluseleyo.Ubushushu benguqu bunokwehla ngaphantsi kweqondo lokushisa kwegumbi xa iinqununu zeZrO2 zikwi-nanoscale.Ke ngoko, i-nano ZrO2 inokuphucula kakhulu amandla obushushu begumbi kunye noxinzelelo loxinzelelo lweekeramics, ngaloo ndlela iphinda-phinda ukuqina kweekeramics.

5.2.Iiseramics ezintle

I-Nano zirconia inokuphucula ngokubonakalayo amandla obushushu begumbi kunye noxinzelelo loxinzelelo lwento yeekeramics, ngaloo ndlela iphinda-phinda ukuqina kweekeramics.I-composite bioceramic material elungiselelwe yi-nano ZrO2 ineempawu ezintle zoomatshini, ukuzinza kweekhemikhali kunye ne-biocompatibility, kwaye luhlobo lwezinto ezidibeneyo ze-bioceramic ezinethemba elikhulu lokusetyenziswa.

5.3.I-Refractory

I-Zirconia ine-high melting point, i-conductivity ephantsi ye-thermal kunye neepropati ezizinzileyo zeekhemikhali, ngoko ke isetyenziswa rhoqo njengento ephikisayo.Iingenelo zezinto eziphikisayo ezilungiselelwe nge-nano zirconia zibaluleke ngakumbi, njengokumelana nobushushu obuphezulu (ubushushu bokusetyenziswa bunokufikelela kuma-2200 ℃), amandla aphezulu, ukusebenza kakuhle kokufakwa kwe-thermal kunye nozinzo olugqwesileyo lweekhemikhali, kwaye lusetyenziswa ikakhulu kwindawo esebenzayo. iqondo lobushushu elingaphezulu kwe2000℃.

5.4.Izixhobo ezikwaziyo ukunxiba

6. INano alumina (Al2O3)

Ukongeza i-5% ye-nano isikali i-Al2O3 powder kwi-ceramics ye-Al2O3 eqhelekileyo inokuphucula ukuqina kwee-ceramics kunye nokunciphisa ukushisa kwe-sintering.Ngenxa ye-superplasticity ye-nano-Al2O3 powder, isombulula iziphene ze-brittleness yobushushu obuphantsi obunciphisa uluhlu lwesicelo sayo, ngoko isetyenziswa ngokubanzi kwi-alumina ceramics yeplastiki yobushushu obuphantsi.Ingafakwa kwiiseramics ezisebenzayo, iiseramics zesakhiwo, iiseramics ezingafihliyo, iiseramikhi ezilukiweyo.

7. Nano-zinc oxide (ZnO)

I-Nano zinc oxide yimathiriyeli ekrwada ebalulekileyo ye-ceramic chemical flux, ngakumbi ekwakheni udonga lwe-ceramic kunye ne-tile glaze yomgangatho kunye nobushushu obuphantsi bezinto eziphathekayo.

Isetyenziswa njenge-flux, i-opacifier, i-crystallizer, i-pigment ye-ceramic, njl.

8.Nano magnesium oxide (MgO)

Ukulungiswa kwezinto ze-ceramic capacitor dielectric

I-nanocrystalline composite ceramics

Iglasi yokugquma ngeceramic

Ukuqina okuphezulu kwe-ceramic material

9. Nano barium titanate BaTiO3

9.1.iicapacitors zeceramic ezininzi (MLCC)

9.2.I-Microwave dielectric ceramics

9.3.PTC thermistor

9.4.I-Piezoelectric Ceramics

Ezi zinto zingasentla, kuquka kodwa zingaphelelanga kwinano silicon carbide powder, isilicon carbide whiskers, nano titanium nitride, nano titanium carbide, nano silicon nitride, nano zirconium dioxide, nano magnesium oxide, nano alumina, nano zinc oxide, nano barium titanate, botha. ziyafumaneka nguHongwu Nano.Ukuba ungathanda ukufumana ulwazi oluthe kratya, nceda ungalibazisi ukunxibelelana nathi ngoku!

 


Ixesha lokuposa: Apr-07-2022

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