7/24/2019 Essay Question Set 2014-15(1)

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EPC Student Essay 2014-15

(60% of total grade)

Question set 1

a] Discuss the structure and properties of three high performance engineering

thermoplastics. (15 points)

b] What are the advantages and disadvantages of using thermoplastic composites

over the thermoset composites? What are the methods of manufacturing used in

thermoplastic composites and how the processing method/ process parameters

affect the mechanical properties/product ualit! and shape ("# points)

c] Discuss two current or potential applications of thermoplastic composites for

$erospace and $utomotive industrial applications. (15 points)

Question 2

What are different surface treatment methods used for carbon fibre composites?

Wh! are these surface treatment method necessar! and how do the! affect the

composites performance ("# points)

Question set 3

a] Discuss the %hemical &tructure of %ellulose' %hitin and %hitosan and their

eistence in nature. ow ironic liuids can be used to process/fibre spin these

pol!mers? (15points)

b] What are biomedical applications of these pol!mers (15 points)

*seful lin+s,

http,//www.compositesworld.com/articles/the-outloo+-for-thermoplastics-in-aerospace-

composites-"#1-"#"

http,//www.compositesworld.com/articles/thermoplastic-composites-gain-leading-edge-on-

the-a0#