Define: (a) Stress crack resistance (b) MFI (c) glass transition temperature
[3 marks]Write difference between LLDPE and ULDPE.
[4 marks]Explain the production of Polystyrene plastic in detail with its structure and applications.
[7 marks]Write the properties of ABS.
[3 marks]What do you mean by cross linking? Explain Silane method of PE crosslinking.
[4 marks]Explain in detail production of PVC plastic material with neat flow diagram.
[7 marks]Write a short note on Polyamides.
[7 marks]Write a short note on copolymers of Poly vinyl chloride.
[3 marks]What are the different methods of HDPE Production. Explain any one in brief.
[4 marks]Write down the detail production of SBR with the help of flow sheet.
[7 marks]How the PAN polymer is synthesized?
[3 marks]What do you understand by toughening of thermoplastic elastomer? Explain with its mechanism.
[4 marks]Explain Polyesters synthesis and its applications.
[7 marks]Draw chemical structure of: Nylon 6, PMMA, PEEK
[3 marks]Draw structure and write applications of Nomex and Kevlar.
[4 marks]Write a short note on following polymeric materials along with its structure. (a) PET (b) PBT (c) PTT
[7 marks]How polypropylene is prepared? Explain with neat flow diagram.
[3 marks]Write in brief about the properties and applications of SMA copolymer.
[4 marks]Write in detail about the structure, properties and applications of EPDM.
[7 marks]Mention Tg (a) PS (b) PE (c) PP
[3 marks]Write a short note different polymers fall under the category of Liquid Crystal Polymers.
[4 marks]Explain Polycarbonate synthesis via different route and also explain its applications.1
[7 marks]Write the structure and applications of Polyoxymethylene polymer.
[3 marks]What do you mean by modified polymer? Explain in detail.
[4 marks]Explain in detail the production for Polyisobutylene with its structure and its applications.
[7 marks]