Modification and performances of TiO2 photocatalyst towards degradation of paraquat dichloride


Citation

Mohd Hasmizam Razali, . and Ruslimie C. A., . and Wan M. Khairul, . Modification and performances of TiO2 photocatalyst towards degradation of paraquat dichloride. pp. 244-253. ISSN 1823-8556

Abstract

Titanium dioxide TiO2 nanostructured has been synthesised by microemulsion technique under controlled hydrolysis of titanium butoxide Ti(O(CH2)3)CH3 in hexadecyltrimethyl ammonium bromide HTAB in the form of nanodroplets microemulsion. The physical and chemical properties of synthesised TiO2 have been determined by using SEM XRD BET and photocatalytic activity. In order to measure its catalytic performance the synthesised TiO2 is used as catalyst to decompose paraquat dichloride when exposed to UV bench lamp 302 nm 230 V50 Hz. The result indicates that paraquat dichloride is degraded by 70 within 4 hours. The optimum catalytic properties enable to demonstrate TiO2 nanostructured has good behaviour to photocatalytically degrade paraquat dichloride to relatively safe and tolerable compounds in the environment.


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Abstract

Titanium dioxide TiO2 nanostructured has been synthesised by microemulsion technique under controlled hydrolysis of titanium butoxide Ti(O(CH2)3)CH3 in hexadecyltrimethyl ammonium bromide HTAB in the form of nanodroplets microemulsion. The physical and chemical properties of synthesised TiO2 have been determined by using SEM XRD BET and photocatalytic activity. In order to measure its catalytic performance the synthesised TiO2 is used as catalyst to decompose paraquat dichloride when exposed to UV bench lamp 302 nm 230 V50 Hz. The result indicates that paraquat dichloride is degraded by 70 within 4 hours. The optimum catalytic properties enable to demonstrate TiO2 nanostructured has good behaviour to photocatalytically degrade paraquat dichloride to relatively safe and tolerable compounds in the environment.

Additional Metadata

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Item Type: Article
AGROVOC Term: Titanium
AGROVOC Term: Dioxides
AGROVOC Term: Catalysts
AGROVOC Term: Catalytic activity
AGROVOC Term: Stirring
AGROVOC Term: Sodium chloride
AGROVOC Term: Distilled water
AGROVOC Term: Chemical properties
AGROVOC Term: Physical properties
AGROVOC Term: Scanning microscopy
Depositing User: Ms. Suzila Mohamad Kasim
Last Modified: 24 Apr 2025 06:28
URI: http://webagris.upm.edu.my/id/eprint/24182

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