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Video: Polymers of Commercial Importance Video Lecture | Chemistry for JEE Main & Advanced
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FAQs on Video: Polymers of Commercial Importance Video Lecture - Chemistry for JEE Main & Advanced
| 1. What are some examples of polymers of commercial importance? |  |
Ans. Polymers of commercial importance include polyethylene, polypropylene, polyvinyl chloride (PVC), polystyrene, and polyethylene terephthalate (PET). These polymers are widely used in various industries such as packaging, textiles, automotive, construction, and electronics.
| 2. How are polymers of commercial importance used in the packaging industry? | |
Ans. Polymers of commercial importance are extensively used in the packaging industry due to their versatility and cost-effectiveness. For example, polyethylene is commonly used for plastic bags and packaging films, while PET is widely used for plastic bottles. These polymers provide excellent barrier properties, durability, and flexibility, making them ideal for packaging various products.
| 3. What are the advantages of using polymers of commercial importance in the automotive industry? | |
Ans. Polymers of commercial importance offer several advantages in the automotive industry. They are lightweight, which helps in improving fuel efficiency and reducing vehicle emissions. Additionally, these polymers have excellent impact resistance, thermal stability, and corrosion resistance, making them suitable for various automotive components such as bumpers, dashboards, and interior trims.
| 4. How is polyvinyl chloride (PVC) used in construction? | |
Ans. PVC, a polymer of commercial importance, is widely used in the construction industry. It is commonly used for pipes, fittings, and electrical insulation due to its excellent chemical resistance and durability. PVC is also used for window frames, flooring, and roofing membranes, as it provides insulation, weather resistance, and low maintenance properties.
| 5. What are the environmental considerations of polymers of commercial importance? | |
Ans. The environmental considerations of polymers of commercial importance include their recyclability, biodegradability, and impact on waste management. While some polymers, like PET, can be recycled and reused, others may require specialized recycling processes. The biodegradability of polymers varies, and it is important to properly dispose of them to prevent environmental pollution. Additionally, the management of polymer waste is crucial to minimize their impact on landfills and marine ecosystems.
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Nov 24, 2024 Last updated |
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