Plastics Material -|| Question Bank

              CENTRAL INSTITUTE OF PLASTICS ENGINEERING & TECHNOLOGY

                                                     Question Bank

1 MARK—QUESTION

2 MARK ---QUESTION

3 MARK --- QUESTION

4/5 MARK ----QUESTION

COURSE : DPT

SEMESTER : IV

SUBJECT : PLASTICS MATERIAL- II

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1. What is specialty Plastics?

2. Write the preparation of PolyphenylineSulphide?

3. Give some applications of PEEK?

4. Liquid crystalline polymer is known as self-reinforced polymer- Justify.

5. Write down the unique properties of thermotropic LCP?

6. Write down the applications of PPO?

7. Why it called Liquid crystalline Polymer?

8. What are the types of LCP?

9. Write down three important properties of PEEK

10. Write general characteristics of PEI.

11. Write down few applications of PSU.

12. Write down the applications of PAI.

13. Give two examples of water soluble polymers

14. Define Polymer Blend. Give an example of miscible and immiscible blend?

15. What are the different types of Polyblends?

16. What are the benefits of polymer blending?

17. Define miscible polymer blends.

18. How to make solution cast polymer blend?

19. What is latex blending?

20. What are the different techniques are used to develop polymer blends?

21. What is composite?

22. Define the term matrix and reinforcement?

23. What is the advantage of matrix in composite?

24. Give the examples of synthetic and natural fibres

25. What is pultrusion?

26. What are the open &closed mold processes for composite?

27. Define Prepegs?

28. What is filament winding process?

29. What is hand layup and spray layup process?

30. What are the general features of an additive?

31. Define blooming and bleeding?

32. What are antioxidants? How they are classified?

33. How fillers are classified and characterized?

34. Give some examples for UV stabilizers?

35. Write any two mechanisms in which flame retardants work?

36. Give some example for blowing agents?

37. What is a coupling agent? Give some examples?

38. Write two properties of processing aids.

39. What is a lubricant? Name the types of lubricant?

40. Define impact modifier with examples?

41. What are surface modifiers? Write the types of surface modifier.

42. Define anti-static agents with suitable example.

43. Define anti-friction agent with suitable examples.

44. Name any two surface modifier additives and dyes?

45. Define physical blowing agents with example.

46. Define nucleating agent with examples

47. Define master batch?

48. Define compounding.

49. Write two advantages of high speed mixer?

50. Name four types of additives which are used in compounding of PVC.