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"Elemental Mercury Adsorption and Recovery by Electrothermal Swi

"Elemental Mercury Adsorption and Recovery by Electrothermal Swi」於資料集「EPQSummary_WasteManagement」由單位「行政院環境保護署」的郭先生所提供,聯繫電話是02-2311-7722 EXT.2399,最近更新時間為:2022-01-15 01:13:53。 欄位Project Title的內容是"Elemental Mercury Adsorption and Recovery by Electrothermal Swing System with Gold Electrodeposited Activated Carbon Fiber Cloth" , 欄位Project Subject的內容是"Owing to the high toxicity of mercury (Hg), the restriction of Hg-containing products in different countries is getting rigorous. The huge number of Hg-containing products such as fluorescent lamps of the liquid-crystal displays are discarded and need to be recycled. Because Hg in several commercial products is still indispensable, therefore, it is necessary to remove and recover Hg released during the disassembling process. In this study, activated carbon fiber cloth (ACFC) was produced by Taiwan Carbon Corp., which was used as the raw material (Raw-ACFC). The gold electrodeposited ACFCs (GE-ACFC) were successfully prepared under various electrodeposition periods. Physical and chemical characterizations of Raw-ACFC and GE-ACFC showed that the gold content of GE-ACFC increased with extending electrodeposition periods, nevertheless, the decrease in the pore volume and specific area of GE-ACFC due to pore blockage was also observed. We found that gold modification of ACFC could effectively improve Hg0 adsorption capacity of ACFC, however, the gold content did not always favor the Hg0 adsorption since excessive gold deposition might reduce the contact area between Au and Hg0, compromising Hg0 adsorption capacity of GE-ACFC. Gold-electrodeposited ACFC with the Au growth time of 1200 s (i.e., GE-ACFC-1200s) exhibited the largest Hg0 adsorption capacity. The results obtained from TPD showed that there were two major desorption peaks in Raw-ACFC, indicating Hg0 was physically adsorbed by pore structures and chemically adsorbed by oxygen functional groups. In contrast, the Hg adsorption of GE-ACFC appeared to be controlled by physical adsorption by Au amalgamation. The adsorption efficiency of GE-ACFC-1200s was above 90% and showed a high stability at different regeneration temperatures in 3-cycle electrothermal swing system experiments." , 欄位Project Year的內容是2020 , 欄位Organizer的內容是"Recycling Fund Management Board" , 欄位Executive Unit的內容是"國立臺灣大學" , 欄位Reporting download URL的內容是https://epq.epa.gov.tw , 欄位Publish Date的內容是20210201

Project Title

"Elemental Mercury Adsorption and Recovery by Electrothermal Swing System with Gold Electrodeposited Activated Carbon Fiber Cloth"

Project Subject

"Owing to the high toxicity of mercury (Hg), the restriction of Hg-containing products in different countries is getting rigorous. The huge number of Hg-containing products such as fluorescent lamps of the liquid-crystal displays are discarded and need to be recycled. Because Hg in several commercial products is still indispensable, therefore, it is necessary to remove and recover Hg released during the disassembling process. In this study, activated carbon fiber cloth (ACFC) was produced by Taiwan Carbon Corp., which was used as the raw material (Raw-ACFC). The gold electrodeposited ACFCs (GE-ACFC) were successfully prepared under various electrodeposition periods. Physical and chemical characterizations of Raw-ACFC and GE-ACFC showed that the gold content of GE-ACFC increased with extending electrodeposition periods, nevertheless, the decrease in the pore volume and specific area of GE-ACFC due to pore blockage was also observed. We found that gold modification of ACFC could effectively improve Hg0 adsorption capacity of ACFC, however, the gold content did not always favor the Hg0 adsorption since excessive gold deposition might reduce the contact area between Au and Hg0, compromising Hg0 adsorption capacity of GE-ACFC. Gold-electrodeposited ACFC with the Au growth time of 1200 s (i.e., GE-ACFC-1200s) exhibited the largest Hg0 adsorption capacity. The results obtained from TPD showed that there were two major desorption peaks in Raw-ACFC, indicating Hg0 was physically adsorbed by pore structures and chemically adsorbed by oxygen functional groups. In contrast, the Hg adsorption of GE-ACFC appeared to be controlled by physical adsorption by Au amalgamation. The adsorption efficiency of GE-ACFC-1200s was above 90% and showed a high stability at different regeneration temperatures in 3-cycle electrothermal swing system experiments."

Project Year

2020

Organizer

"Recycling Fund Management Board"

Executive Unit

"國立臺灣大學"

Reporting download URL

https://epq.epa.gov.tw

Publish Date

20210201

「"Elemental Mercury Adsorption and Recovery by Electrothermal Swi」所屬的資料集:「EPQSummary_WasteManagement」的其他資料

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Project Subject: "The works of the Protected are as follows, including: guided and assisted 16,612 companies (5,984 i
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Organizer: "Department of Waste Management"

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Organizer: "Recycling Fund Management Board"

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Organizer: "Environmental Protection Bureau, Pingtung County"

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Organizer: "Environmental Protection Bureau Yunlin County"

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Organizer: "Recycling Fund Management Board"

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Project Subject: "For the auditing and certification of waste lead batteries recycling facilities, the main tasks inc
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Organizer: "Recycling Fund Management Board"

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Project Subject: "In order to improve the application and management of inorganic recycled aggregates in Taiwan, this
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Organizer: "Department of Waste Management"

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Project Subject: "Due to the COVID-19 pandemic, many border restrictions remain in place and foreign experts and scho
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Organizer: "Department of Waste Management"

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Project Subject: "The main objective of this project was to strengthen supervision over various types of announcement
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Organizer: "Recycling Fund Management Board"

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Project Subject: "The briefly major outcomes of this project are as following: (1) We have joined the OEWG 10 and tak
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Organizer: "Department of Waste Management"

Project Title: "recycle"
Project Subject: "無"
Project Year: 2018
Organizer: "Nantou County Environmental Protection Bureau"

Project Title: "2019 Project of Auditing and Certification System Improvement and Supervision"
Project Subject: "The tasks of this year included offering recommendations for categorizing subsidized agencies, impr
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Organizer: "Recycling Fund Management Board"

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Project Subject: "The implementation period of this project is from March 5, 2020 to March 31, 2021. Relevant results
Project Year: 2020
Organizer: "Recycling Fund Management Board"

Project Title: "euse of waste tire as green membrane (The second year)"
Project Subject: "Nowadays, more than 100 thousand waste tires are generated annually in Taiwan. This causes two majo
Project Year: 2015
Organizer: "Recycling Fund Management Board"

Project Title: "Evaluation on Industrial Waste Disposal and Management, 2021"
Project Subject: "The project included five major work items, the following described each parts results of the work.
Project Year: 2021
Organizer: "Department of Waste Management"

Project Title: "Cradle-to-Cradle Design Principles Promotion Project – Workplan"
Project Subject: "The main work items of the project were as follows: (1) Undertaking work related to the promotion o
Project Year: 2016
Organizer: "Department of Waste Management"

Project Title: "Waste recycling guidance and control , promote and set the village of recycling station in Taichung
Project Subject: "-"
Project Year: 2019
Organizer: "Environmental Protection Bureau, Taichung City"

Project Title: "Launches Waste Reduction, Recycling and Subsidy Program at Taichung in 2019."
Project Subject: "The Completion of this project has reached 100% since the contract date from August 23, to December
Project Year: 2019
Organizer: "Environmental Protection Bureau, Taichung City"

Project Title: "The Biweekly of Resoyrce Recycle E-paper 20197&&2020"
Project Subject: "The Resource Recycle E-paper is a bi-weekly report, which aims to achieve the purpose of promotion
Project Year: 2019
Organizer: "Recycling Fund Management Board"

Project Title: "2015 college students Recycling Experience Camp project work plan"
Project Subject: "Achievement explanation of the program that was executed from 14thApril to 30th November 2015 as bl
Project Year: 2015
Organizer: "Recycling Fund Management Board"

Project Title: "2017 Implementing Agencies Enhanced to Push Resource Recycling Plan"
Project Subject: "This project is to assist the EPA (Environmental Protection Agency) in strengthening the performanc
Project Year: 2017
Organizer: "Recycling Fund Management Board"

Project Title: "A study on the feasibility of charging the use of plastic shopping bags and the assessment project
Project Subject: "In Taiwan, people are paying more and more attention to environmental damages and ecological proble
Project Year: 2017
Organizer: "Recycling Fund Management Board"

Project Title: "2016 Department of Environmental Protention Taipei City Government 「Propaganda of General Waste Rec
Project Subject: "2016 Department of Environmental Protention Taipei City Government 「Propaganda of General Waste Rec
Project Year: 2016
Organizer: "Department of Environmental Protection, Taipei City Government"

Project Title: "FY 2017 Promoting Strategy and Action Plan of Illegal Waste Disposal Case Management"
Project Subject: "In order to promoting the case management of the illegally dumped wastes, this project continues to
Project Year: 2017
Organizer: "Department of Waste Management"

Project Title: "Cradle-to-Cradle Design Principles Promotion Project – Workplan"
Project Subject: "The main work items of the project were as follows: (1) Undertaking work related to the promotion o
Project Year: 2017
Organizer: "Department of Waste Management"

Project Title: "Hydrometallurgical technology of lead recycling from lead paste in waste lead-acid battery treatmen
Project Subject: "Pyrometallurgy is the traditional waste lead-acid battery treatment for lead recycling in the world
Project Year: 2015
Organizer: "Recycling Fund Management Board"

Project Title: "Industrial Waste Import and Export Management and International Convention Participate Program"
Project Subject: "The results of this project include:(1)In accordance to the revision of Article 38 of the Waste Dis
Project Year: 2018
Organizer: "Department of Waste Management"

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