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WorksheetsPolymer Properties
Total questions: 10
Worksheet time: 8mins
The size of the spherulite in semi-crystalline polymers are influenced by following factors..
Crystallization temperature
Crystallization time
Processing history
Structure of the polymer
Which of the following monomers can produce semi-crystalline polymer?
Glass transition temperature is caused by ---------------- movement of polymeric chain.
(a)
The above image shows Polymer a and Polymer b. Choose the correct statement about these polymers.
Polymer A has higher density compared to Polymer B
Polymer B will exhibit higher melting temperature compared to Polymer A
Polymer B is more transparent than Polymer A
Polymer B has higher impact properties compared to polymer A
Both amorphous and semi-crystalline polymers will become ------------------- liquid when melted.
(a)
Which of these polymers will exhibit highest Tg.
Which of the following statement is TRUE?
As molecular weight increases crystalline region increases.
Branching increases crystalline region in polymers.
Large size of side group in monomers decreases crystalline region formation in polymers.
Block co-polymers has less crystalline region compared to random co-polymers.
The Polyethylene produced from this polymerization plant will be.....
Amorphous
Semi-crystalline
Which of the following polymer will exhibit highest impact properties?
LDPE
UHMWPE
LDPE
HDPE
Which of the following polymer will have highest level of crystalline region?
