Download SGBAU B-Tech 5th Sem Chem Poly Plast Engineering Plastics n Speciality Polymers Question Paper

Download SGBAU (Sant Gadge Baba Amravati university) B-Tech/BE (Bachelor of Technology) 5th Sem Chem Poly Plast Engineering Plastics n Speciality Polymers Previous Question Paper

P. Pages: 2
Time : Three Hours
B.Tech. F i?h Semester (Che. Tech. (Poly) (Plas.) Tech.) (CGS)
11117 : Engineering Plastics & Speciality Polymers : 5 PP 03
AW - 3152
lmm?l?ml Max. Marks : so
Notes :
b)
2. a)
b)
3 a)
b)
4.
5 a)
b)
6.
7. a)
AW - 3152 1 P.T.O
Answer Three question from Section A and Three question from Section B.
Due credit will be given to neatness and adequate dimensions.
Diagrams and chemical equations should be given wherever necessary.
Illustrate your answer necessary with the help of neat sketches
Discuss the reaction, mechanism wherever necessary.
Use of cell phone is strictly prohibited during examination.
Use of pen Blue/Black ink/re?ll only for writing the answer book.
NQMPPN?
SECTION ? A
How will you classify liquid crystalline polymers? Explain characteristics of liquid
crystalline polymers.
De?ne the term rheology. Discuss rheology of liquid crystalline polymers.
OR
Discuss the concept of liquid crystalline phase.
Explain the synthesis of liquid crystalline polymers.
How would you classify conducting polymers? Name any three conducting polymers.
What is selection criteria of polymer to work as conductor? Explain applications of
conducting polymers
0R
Discuss in detail intrinsic and extrinsic types of conducting polymers.
What are the various requirements for heat resistant polymers? Explain important
applications of heat resistant polymers.
How would you determine heat distortion or de?ection temperature under standard load of
polyamide type polymer? Discuss test procedure of it.
OR
Explain in detail the synthesis, properties and applications of heat resistant engineering
plastic blends.
SECTION ? B
Discuss the signi?cance of photosensitive polymers. Name any two photosensitive polymer.
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AW - 3152
b)
Disc uss the synthesis and curing reaction of any one photosensitive polymer.
OR
Disc 155 in brief the preparation and pmpcnicx of any one water soluble polymer.
What are the different types of polymcric membrane? Explain important applications of
polymer membrane.
Disc .185 in detail the mechanism of biodegradzltion of biopolymcrs.
Explain testing procedures used for biodegradable polymers.
0R
Discuss the synthesis of any one synthetic biopolymcr. Compare synthetic biopolymer with
manual biopolymer.
Why the need ot?biomaten?als and biopolymers?? Explain it with suitable applications.
Discuss polymers for ion exchange resins.
What do you mean by light eminmg polymers? State the properties and uses of light
emining polymers.
0R
Explain the applications of speciality polymers in following areas:-
i) Agricultural applications
ii) Aerospace applications
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