Kemgbe achọpụtara ha na 1991, ndị na-eme nchọpụta akwadola carbon nanotubes n'ihe gbasara kemistri, physics, na sayensị ihe.Otú ọ dị, n'ihi na carbon nanotubes dị nnọọ mfe iji mebie, ọ naghị adị mfe achụsasị ha n'ime ọkpọkọ na ngwa bara uru.Mgbanwe kemịkalụ dị n'elu nke carbon nanotubes iji meziwanye ihe ndị dị n'elu ha bụ ụzọ dị irè isi mepee ọkpọ a.Usoro mgbanwe kemịkalụ bụ ime mmeghachi omume kemịkalụ n'etiti carbon nanotubes na onye na-agbanwe agbanwe iji gbanwee nhazi elu na ọnọdụ nke carbon nanotubes, iji nweta ebumnuche mgbanwe.Otu n'ime ihe ndị a na-ejikarị eme ihe bụ acid siri ike ma ọ bụ asịd agwakọtara iji oxidize ntụpọ n'elu carbon nanotubes iji mepụta otu carboxyl.

Enwere ike iji COOH Multi Walled Carbon Nanotubes n'ihe mejupụtara iji melite arụmọrụ ha.Ndị a bụ ụfọdụ akwụkwọ na nsonaazụ nyocha maka ntụnye aka:

Dị ka onye na-emepụta ihe na-emepụta ihe dị iche iche, CNT-COOH na-ebelata nkezi nke mkpụrụ ndụ ụfụfụ phenolic ma na-abawanye njupụta cell;ka ọdịnaya nke CNTCOOH na ụfụfụ phenolic na-abawanye, modul mkpakọ na mkpakọ nke CNT-COOH / phenolic foam composite ike mụbara.

Mgbe carboxylation mgbanwe nke MWCNTs, na mgbasa na ABS matrix ihe na-mma, na nkwụsi ike na-mma.N'otu oge ahụ, a na-emeziwanye ihe eji arụ ọrụ nke ABS / MWCNTs-COOH ihe mejupụtara ya, a na-emeziwanye ike ike.N'ime usoro a, a ga-emepụta oyi akwa carbon netwọk n'elu ihe ahụ iji meziwanye ọkụ na-egbochi ọkụ nke ihe mgbagwoju anya.