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Research on the key technologies of waste asphalt material recycling

Yang Linjiang

Strategic Study of CAE 2015, Volume 17, Issue 1,   Pages 56-61

Abstract:

By understanding the domestic and international development situations of asphalt?pavement?recycling technology， and analyzing the mechanism of asphalt?pavement aging and recycling， this essay proposed the technologies of recycling of waste asphalt mixturesIt also developed a set of effective technologies of hot recycling of asphalt pavement， to adapt to theneeds of asphalt?

Keywords： asphalt；pavement；waste material；recycling；hot?recycling?technology；reclaimed asphalt mixture    

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Green Road Construction Technologies in Guangzhou

Guan-feng An,Wen-yuan Huang,Jing-feng Zhang

Frontiers of Engineering Management 2016, Volume 3, Issue 1,   Pages 80-86 doi: 10.15302/J-FEM-2016002

Abstract: green road construction technologies together with their applications and development like reclaimed asphaltpavement, rubberized asphalt pavement, and warm mix asphalt; and then, about the key obstacles for promotion

Keywords： road     green construction     recycling of waste asphalt     rubber asphalt    

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Copper fractal growth during recycling from waste printed circuit boards by slurry electrolysis

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 6, doi: 10.1007/s11783-021-1405-7

Abstract:

• Copper fractal growth was observed during WPCBs recycling by slurry

Keywords： Dendritic copper     Fractal growth     WPCBs     Slurry electrolysis    

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Aging properties and aging mechanism of activated waste rubber powder modified asphalt binder based on

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 4,   Pages 625-636 doi: 10.1007/s11709-023-0938-1

Abstract: This study is performed to develop a novel pavement material using waste rubber powder, waste lubricatingby-product (LBP), and asphalt.Subsequently, the aging properties and aging mechanism of activated waste rubber powder modified asphaltThe rheological results show that, compared with waste rubber powder modified asphalt (RMA), ARMA offersrubber powder is more reactive and can form a dense colloidal structure with asphalt.

Keywords： rubber powder modified asphalt     aging     mechanism     rheological     characterization    

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Recycling Materials from Waste Electrical and Electronic Equipment

Jinhui Li

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 5, doi: 10.1007/s11783-017-1001-z

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Multi-Component Resource Recycling from Waste Light-Emitting Diode Under Hydrothermal Condition: Plastic

Yongliang Zhang,Lu Zhan,Zhenming Xu,

Engineering doi: 10.1016/j.eng.2023.04.008

Abstract: As a new type of e-waste, LED is a double-edged sword, as it contains not only precious and rare metalsIn previous studies, LED recycling focused on recovering precious and strategic metals while ignoringEnvironmental impact assessment revealed that the proposed recycling route for waste LED could significantlyFurthermore, this research provides a theoretical basis and a promising method for recycling other plastic-packagede-waste devices, such as integrated circuits.

Keywords： Waste LED     Hydrothermal treatment     Recycling     Plastic PPA degradation     Packaging materials    

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Region-gridding recycling of bulk organic waste: Emerging views based on coordinated urban and rural

Wenbing Tan, Dongyu Cui, Xiaohui Zhang, Beidou Xi

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 6, doi: 10.1007/s11783-020-1291-4

Abstract: Abstract Bulk organic waste (BOW) has a large output in China.The improper disposal of BOW will not only bring serious environmental pollution, but also cause wasteThe viewpoint proposes a region-gridding recycling management system of BOW that highlights the coordinatedtechnologies, promote the professionalization of farmers, and thus built the high-quality modern agricultural recycling

Keywords： Bulk organic waste     Recycling     Urban-rural coordination     Management system    

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A critical review on the recycling of copper and precious metals from waste printed circuit boards using

Zebing Wu, Wenyi Yuan, Jinhui Li, Xiaoyan Wang, Lili Liu, Jingwei Wang

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 5, doi: 10.1007/s11783-017-0995-6

Abstract: electronic products are being generated due to their reduced life spans and the unavailability of suitable recyclingIn particular, waste printed circuit boards (PCBs) have become of global concern with regard to environmentalSuch waste PCBs contain precious metals which are of monetary value.This article reviews the recent trends and developments with regard to the recycling of precious metalsfrom waste PCBs through hydrometallurgical techniques, such as leaching and recovery.

Keywords： Waste PCBs     Precious metals     Hydrometallurgy     Recycling     Leaching     Recovery    

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risks of heavy metals, polybrominated diphenyl ethers, and polychlorinated dibenzo-dioxins/furans at e-wasterecycling sites in South China

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 7, doi: 10.1007/s11783-023-1679-z

Abstract:

● Heavy metals and organic toxins may persist in legacy sites for a long time.

Keywords： E-waste     Human health risk     Organ risk     Heavy metal toxicity     PBDE     PCDD/F    

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Characterization of chlorine and heavy metals for the potential recycling of bottom ash from municipalsolid waste incinerators as cement additives

Boran WU, Dongyang WANG, Xiaoli CHAI, Fumitake TAKAHASHI, Takayuki SHIMAOKA

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 4, doi: 10.1007/s11783-016-0847-9

Abstract: Industrial waste mixed with MSW is the main source of heavy metal in bottom ash.Chlorine content in bottom ash is controlled both by plastic and kitchen waste.Bottom ash is an inevitable by-product from municipal solid waste (MSW) incineration plants.Recycling it as additives for cement production is a promising disposal method.The higher contents of plastics and kitchen waste lead to the higher chlorine level (0.6 wt.%–0.7 wt.

Keywords： Bottom ash     Chlorine     Heavy metals     Waste inputs     Synchrotron X-ray diffraction     AlOCl    

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Spent rechargeable lithium batteries in e-waste: composition and its implications

Xianlai ZENG,Jinhui LI

Frontiers of Environmental Science & Engineering 2014, Volume 8, Issue 5,   Pages 792-796 doi: 10.1007/s11783-014-0705-6

Abstract: Identification of spent RLBs can supply fundamental information for spent RLBs recycling.

Keywords： rechargeable lithium batteries     e-waste     physical components     difference analysis     recycling    

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Thermal cracking of waste printed wiring boards for mechanical recycling by using residual steam preprocessing

Yao CHEN, Jinhui LI, Huabo DUAN, Zhishi WANG

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 2,   Pages 167-174 doi: 10.1007/s11783-011-0308-4

Abstract: Mechanical waste-processing methods, which combine crushing and separation processes for the recoveryof valuable materials, have been widely applied in waste printed wiring board (PWB) treatment.A thermal-crack method using residual steam as the heating medium has been developed to pre-treat wastemechanical strength in order to improve the recovery rate of valuable materials in subsequent mechanical recyclingcracking with steam at the temperature of 500 K can effectively attenuate the mechanical properties of waste

Keywords： waste printed wiring board (PWB)     residue steam     thermal-crack     mechanical properties    

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Recycling polymeric waste from electronic and automotive sectors into value added products

Abhishek Kumar, Veena Choudhary, Rita Khanna, Romina Cayumil, Muhammad Ikram-ul-Haq, Veena Sahajwalla, Shiva Kumar I. Angadi, Ganapathy E. Paruthy, Partha S. Mukherjee, Miles Park

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 5, doi: 10.1007/s11783-017-0991-x

Abstract: The environmentally sustainable disposal and recycling of ever increasing volumes of electronic wastehas become global waste management issue.The addition of up to 25% polymeric waste PCBs (printed circuit boards) as fillers in polypropylene (report on a novel investigation on the simultaneous utilization of electronic and automotive rubber wasteeco-friendly approach could help utilize significant amounts of polymeric electronic and automotive waste

Keywords： E-waste     Polymer composites     Recycling     Rubber     Waste PCBs     Filler    

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Toward separation at source: Evolution of Municipal Solid Waste management in China

Jianguo Liu, Shuyao Yu, Yixuan Shang

Frontiers of Environmental Science & Engineering 2020, Volume 14, Issue 2, doi: 10.1007/s11783-020-1232-2

Abstract: Municipal Solid Waste (MSW) management in China has been transitioning from a mixed collection and treatmentRegulated recycling should be enhanced to improve the efficiency and sustainability of recycling industryAs food waste is the main composition of MSW in China, 20%–30% of the food waste diversion and land application

Keywords： Municipal Solid Waste     Separation at source     Recycling     Biological treatment     Incineration    

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Carbon footprint assessment for the waste management sector: A comparative analysis of China and Japan

Lu SUN, Zhaoling LI, Minoru FUJII, Yasuaki HIJIOKA, Tsuyoshi FUJITA

Frontiers in Energy 2018, Volume 12, Issue 3,   Pages 400-410 doi: 10.1007/s11708-018-0565-z

Abstract:

Waste management is becoming a crucial issue in modern society owing to rapid urbanization and theincreasing generation of municipal solid waste (MSW).This paper evaluates the carbon footprint of the waste management sector to identify direct and indirectcarbon emissions, waste recycling carbon emission using a hybrid life cycle assessment and input-outputThe corresponding effects of waste recycling on CO2 emission reductions are considerable,

Keywords： waste management     waste recycling     carbon footprint     hybrid LCA    

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Title Author Date Type Operation

Research on the key technologies of waste asphalt material recycling

Yang Linjiang

Journal Article

Green Road Construction Technologies in Guangzhou

Guan-feng An,Wen-yuan Huang,Jing-feng Zhang

Journal Article

Copper fractal growth during recycling from waste printed circuit boards by slurry electrolysis

Journal Article

Aging properties and aging mechanism of activated waste rubber powder modified asphalt binder based on

Journal Article

Recycling Materials from Waste Electrical and Electronic Equipment

Jinhui Li

Journal Article

Multi-Component Resource Recycling from Waste Light-Emitting Diode Under Hydrothermal Condition: Plastic

Yongliang Zhang,Lu Zhan,Zhenming Xu,

Journal Article

Region-gridding recycling of bulk organic waste: Emerging views based on coordinated urban and rural

Wenbing Tan, Dongyu Cui, Xiaohui Zhang, Beidou Xi

Journal Article

A critical review on the recycling of copper and precious metals from waste printed circuit boards using

Zebing Wu, Wenyi Yuan, Jinhui Li, Xiaoyan Wang, Lili Liu, Jingwei Wang

Journal Article

risks of heavy metals, polybrominated diphenyl ethers, and polychlorinated dibenzo-dioxins/furans at e-wasterecycling sites in South China

Journal Article

Characterization of chlorine and heavy metals for the potential recycling of bottom ash from municipalsolid waste incinerators as cement additives

Boran WU, Dongyang WANG, Xiaoli CHAI, Fumitake TAKAHASHI, Takayuki SHIMAOKA

Journal Article

Spent rechargeable lithium batteries in e-waste: composition and its implications

Xianlai ZENG,Jinhui LI

Journal Article

Thermal cracking of waste printed wiring boards for mechanical recycling by using residual steam preprocessing

Yao CHEN, Jinhui LI, Huabo DUAN, Zhishi WANG

Journal Article

Recycling polymeric waste from electronic and automotive sectors into value added products

Abhishek Kumar, Veena Choudhary, Rita Khanna, Romina Cayumil, Muhammad Ikram-ul-Haq, Veena Sahajwalla, Shiva Kumar I. Angadi, Ganapathy E. Paruthy, Partha S. Mukherjee, Miles Park

Journal Article

Toward separation at source: Evolution of Municipal Solid Waste management in China

Jianguo Liu, Shuyao Yu, Yixuan Shang

Journal Article

Carbon footprint assessment for the waste management sector: A comparative analysis of China and Japan

Lu SUN, Zhaoling LI, Minoru FUJII, Yasuaki HIJIOKA, Tsuyoshi FUJITA

Journal Article