Prior to MWCNT/TNT composite synthesis, the MWCNT was
functionalized by acid treatment. Typically, MWCNT was suspended
in concentrated HNO3 (25 mL), sonicated, and refluxed for
20 h at 80 ◦C. After 20 h, the reaction mixture was centrifuged,
continuously washed with distilled water until neutrality, and
oven-dried at 110 ◦C for 12 h. The powdered MWCNT was then
treated with 50% HNO3 and refluxed at 130 ◦C for 24 h. MWCNT was
centrifuged, repeatedly washed with distilled water until neutrality,
and heated at 70 ◦C for 12 h for complete drying. The modified
MWCNT was labeled as MWCNT-A.
Prior to MWCNT/TNT composite synthesis, the MWCNT wasfunctionalized by acid treatment. Typically, MWCNT was suspendedin concentrated HNO3 (25 mL), sonicated, and refluxed for20 h at 80 ◦C. After 20 h, the reaction mixture was centrifuged,continuously washed with distilled water until neutrality, andoven-dried at 110 ◦C for 12 h. The powdered MWCNT was thentreated with 50% HNO3 and refluxed at 130 ◦C for 24 h. MWCNT wascentrifuged, repeatedly washed with distilled water until neutrality,and heated at 70 ◦C for 12 h for complete drying. The modifiedMWCNT was labeled as MWCNT-A.
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