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© Springer Nature Switzerland AG 2020
A. Khan et al. (eds.), E-waste Recycling and Management,
Environmental Chemistry for a Sustainable World 33,
https://doi.org/10.1007/978-3-030-14184-4_1
Chapter 1
Solution and Challenges in Recycling
Waste Cathode-Ray Tube
Shahriar Shams
Contents
1.1 Introduction
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1.2 Current Status of the Waste Cathode-Ray Tube
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1.3 Disposal and Environmental Issues
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1.4 Available Technologies for Recycling of Cathode-Ray Tube
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1.4.1 Open-Loop Recycling Process
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1.4.2 Closed-Loop Recycling Process
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1.5 Technology for Segregation of Funnel Glass from Panel Glass
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1.5.1 Gravitational-Fall Method
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1.5.2 Electric-Wire Heating Method
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1.5.3 Thermal Shock
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1.5.4 Laser Cutting Method
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1.5.5 Diamond Cutting Method
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1.5.6 Water Jet Separation
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1.5.7 Acid Melting
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1.6 Potential Technology for Removal of Lead from Cathode- Ray Tube
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1.6.1 Pyrometallurgical Process
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1.6.2 Hydrometallurgical Process
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1.6.3 Mechanochemical Activation Process
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1.6.4 Emerging Technology Used in Industry
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1.6.5 Construction Materials
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1.6.6 Waste Vitrification Glass
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1.6.7 Smelting Flux
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1.7 Conclusion
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References
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Abstract The introduction of liquid-crystal display (LCD) for television and personal computer monitor has gained momentum in sales and distribution due to its
portability and energy efficiency over traditional bulky cathode-ray tube (CRT)
used in the manufacture of television and personal computer. The disposal of the
S. Shams (*)
Civil Engineering Programme Area, Universiti Teknologi Brunei,
Bandar Seri Begawan, Brunei-Muara, Brunei Darussalam
e-mail: shams.shahriar@utb.edu.bn