Cov khoom ntawm resin-based composite kev sib txhuam cov ntaub ntawv
Nrog rau txoj kev loj hlob sai ntawm kev lag luam tsheb thauj mus los niaj hnub no, cov neeg tau muab cov kev xav tau siab dua rau kev nplij siab ntawm lub tsheb, kev ruaj ntseg thiab kev nyab xeeb, xav tau cov ntaub ntawv sib txhuam siv hauv cov tshuab nres kom muaj kev ruaj khov tribological nyob rau hauv qhov ceev thiab kub ntau. Resin matrix composite kev sib txhuam cov ntaub ntawv yog ib qho ntawm cov khoom siv sib txhuam feem ntau tam sim no. Raws li kev ua haujlwm sib txawv ntawm txhua qhov khoom hauv cov khoom, cov khoom tuaj yeem muab faib ua plaub pawg: binder, reinforcement fiber, muab tub lim thiab kev sib txhuam cov cuab yeej regulator phenolic resin (PF) tau dhau los ua cov ntaub ntawv tseem ceeb hauv cov khoom sib txhuam vim nws cov nqi qis. thiab zoo wettability. Txawm li cas los xij, qhov kub tsis kam ntawm PF zoo tib yam yog qhov tsis zoo, thiab nws yooj yim rau decompose rau hauv cov pa roj tsawg-molecular ntawm qhov kub thiab txias, ua rau poob qis hauv kev sib txhuam coefficient ntawm cov khoom, uas ua rau muaj qhov tshwm sim ntawm "thermal decay" . Cov methylene hauv PF yog hloov los ntawm boron, molybdenum thiab lwm yam khoom, uas tuaj yeem ua kom pom tseeb ntawm qhov kub thiab txias ntawm cov khoom sib txhuam. Lin et al. npaj nano-tooj liab hloov PF los ntawm in-situ tiam txheej txheem, thiab nws qhov pib decomposition kub yog 46 degree siab tshaj qhov zoo tib yam PF. Yan Jianwei et al. txhawb cov resin-raws li kev sib txhuam cov ntaub ntawv nrog fibrous palychite thiab txhim kho cov thermal decay tsis kam ntawm cov khoom sib txhuam. Tam sim no, ntau tus kws tshawb fawb siv cov hloov pauv los yog cov khoom siv hluav taws xob ua kom sov los txhim kho cov thermal decay tsis kam ntawm cov ntaub ntawv sib txhuam, tab sis kev tshawb fawb hauv cheeb tsam no yuav tsum tau ua kom tob ntxiv.
