UPTU Old Year Question Papers
VIII Semester PL Examination 2006-07
Elective – I – Plastics Waste Management
B. Tech. (Plastic Technology)
Note : Attempt all the questions.
1. Answer any four of the following :
(a) Write a note on Eco – Friendly Environment.
(b) Name the Polymers which are reused, how they are different than the polymers which can not be reused.
(c) Define the term Biodegradable.
(d) What is the effect of temperature on PVC ?
(e) What are the ways to reuse the PET polymer waste ?
(f) Name the polymers used for food packaging. Suggest the disposable ways to such packages.
2. Answer any two of the following :
(a) What are the global policies for waste management ?
(b) Write down the effect of polymers on environment.
(c) Name various polymer processing techniques used for recycling. Discuss any one with diagram.
3. Answer any two of the following :
(a) What make polyethylene Bio Degradable? Describe the properties of the Biodegradable polyethylene.
(b) Write down the use of polymers in agriculture, suggest suitable programme for making these polymers as Biodegradable.
(c) Discuss the recycling of polymer films. How thermoset polymers are reused ?
4. Answer any two of the following :
(a) Describe the waste treatment at polymer production plants viz. Polystyrene and Polyepropylene plants.
(b) Suggest the suitable ways for recycling coated papers.
(c) Discuss the judicial usage of polymer materials. Discuss the advantages and hazards arising from polymer wastes.
5. Answer any four of the following :
(a) Value added polymer products
(b) Reuse of Rubber materials
(c) Composites their uses and reuses
(d) Renewable resources
(e) Size reduction of Plastics
(f) Name the ways for Plastic Waste Management.