MSE 4775 Polymer Science and Engineering I
Spring 2014
Homework #1 Solutions
Assigned: Tuesday, Jan. 14
Due: Tuesday, Jan. 21
Problem 1 (2.5 points; 0.5 point each)
Give the conventional names (including the abbreviations) for the following polymers
and w
MSE 4775 Polymer Science and Engineering I
Spring 2014
Homework #2 (10 points total)
Assigned: Tuesday, Jan. 21
Due: Tuesday, Jan. 28
Problem 1 (3.5 points)
Calculate Xn and Xw for an equimolar mixture of a diacid and a diol at the following
extents of re
MSE 4775 Polymer Science and Engineering I
Spring 2014
Homework #3 (10 points total)
Assigned: Thursday, Jan. 23
Due: Thursday, Jan. 30
Problem 1 (3 points)
Each of the following equations contains errors. Correct each equation and tell what it
describes.
Stereology Lab Grade Sheet
Section: G
Date of Lab: 9/12 and 9/19
Date of Report: 10/3
Lab Participation
Lab Report
Possible
Points
Possible
Points
Points
Awarded
Attentiveness
/ Following
Directions
5
Procedure
10
Teamwork
5
Results
20
Task
Completion
10
MSE 4775 Polymer Science and Engineering I
Spring 2013
Homework #1 Solutions
Assigned: Tuesday, Jan. 15
Due: Tuesday, Jan. 22
Problem 1 (2.5 points; 0.5 point each)
Give the conventional names (including the abbreviations) for the following polymers
and w
MSE 4775 Polymer Science and Engineering I
Spring 2013
Homework #3 Solutions
Assigned: Tuesday, Jan. 29
Due: Tuesday, Feb. 5
Problem 1 (3 points)
Each of the following equations contains errors. Correct each equation and tell what it
describes.
(
(a)
(b)
MSE 4775 Polymer Science and Engineering I
Spring 2014
Homework #2 Solutions
Assigned: Tuesday, Jan. 21
Due: Tuesday, Jan. 28
Problem 1 (3.5 points)
Calculate Xn and Xw for an equimolar mixture of a diacid and a diol at the following
extents of reaction:
MSE 4775 Polymer Science and Engineering I
Spring 2014
Homework #3 (10 points total)
Assigned: Thursday, Jan. 23
Due: Thursday, Jan. 30
Problem 1 (3 points)
Each of the following equations contains errors. Correct each equation and tell what it
describes.
1
What We Have Learnt
Lecture 2: Introduction to Polymers
Difference between polymer and oligomer
What are homopolymers, copolymers, and polymer blend
Chemical structures of some common polymers
Skeletal structures of polymers
Nomenclature of polymer
MSE 4775 Polymer Science and Engineering I
Spring 2014
Homework #6 Solutions
Assigned: Tuesday, April 8
Due: Tuesday, April 15
Problem 1 (8 points)
A bar of polystyrene is of length 200 mm and has a rectangular cross-section of
dimensions 25 mm x 3 mm. It
MSE 4775 Polymer Science and Engineering I
Spring 2014
Homework #5 Solutions
Assigned: Tuesday, March 11
Due: Tuesday, March 25
Problem 1 (2 points)
Why polymer crystals are semicrystalline instead of 100% crystalline?
Solutions:
Polymer crystals are ofte
MSE 4775 Polymer Science and Engineering I
Fall 2015
Homework #2 Solutions
Assigned: Tuesday, Sept. 1
Due: Tuesday, Sept. 8
Problem 1 (3.5 points)
Calculate Xn and Xw for an equimolar mixture of a diacid and a diol at the following
extents of reaction: 0.
MSE/P 4775 Polymer Science and Engineering I
Fall 2015
Homework #1 (10 points total)
Assigned: Thursday, August 27
Due: Thursday, September 3
Problem 1 (5 points; 1 point each)
Write down the chemical structures of the following polymers as well as the
co
MSE 4775 Polymer Science and Engineering I
Fall 2015
Homework #3 (10 points total)
Assigned: Tuesday, Sept. 8
Due: Tuesday, Sept. 15
Problem 1 (3 points)
Each of the following equations contains errors. Correct each equation and tell what it
describes.
1/
MSE 4775 Polymer Science and Engineering I
Fall 2013
Homework #7 Solutions
Assigned: Tuesday, Nov 19
Due: Tuesday, Nov 26
Problem 1 (5 points)
If the stress at 23C of an ideal rubber is 100 psi when stretched to twice the original
length, what would be th
MSE 4775 Polymer Science and Engineering I
Spring 2016
Homework #8 Solution
Assigned: Tuesday, April 12
Due: Tuesday, April 19
Problem 1 (3 points)
Discuss and explain how you would expect the viscosity of a polystyrene melt to vary
with
(a) Molecular wei
MSE 4775 Polymer Science and Engineering I
Spring 2016
Homework #6 (10 points total)
Assigned: Thursday, March 3
Due: Thursday, March 10
Problem 1 (2 points)
Why polymer crystals are semicrystalline instead of 100% crystalline?
Solutions:
Polymer crystals
MSE 4775 Polymer Science and Engineering I
Spring 2016
Homework #7 Solutions
Assigned: Thursday, April 5
Due: Tuesday, April 12
Problem 1 (4 points)
Draw the creep and creep recovery curves for three three-element model consisting of a
Voigt element and a
MSE 4775 Polymer Science and Engineering I
Fall 2013
Homework #6 Solutions
Assigned: Thursday, Nov 14
Due: Thursday, Nov 21
Problem 1 (8 points)
A bar of polystyrene is of length 200 mm and has a rectangular cross-section of
dimensions 25 mm x 3 mm. It is
MSE 4775 Polymer Science and Engineering I
Fall 2013
Homework #2 Solutions
Assigned: Tuesday, Sept. 3
Due: Tuesday, Sept. 10
Problem 1 (3.5 points)
Calculate Xn and Xw for an equimolar mixture of a diacid and a diol at the following
extents ofreaction: 0.
MSE 4775 Polymer Science and Engineering I
Fall 2013
Homework #4 Solutions
Assigned: Thursday, Sept 26
Due: Thursday, Oct 3
Problem 1 (3 points)
Study Question 9 from Chapter 8 (p. 242)
Solutions:
The assumption that the bonds in a polymer chain are freel
MSE 4775 Polymer Science and Engineering I
Fall 2013
Homework #3 (10 points total)
Assigned: Tuesday, Sept. 10
Due: Tuesday, Sept. 17
Problem 1 (3 points)
Each of the following equations contains errors. Correct each equation and tell what it
describes.
(
MSE 4775 Polymer Science and Engineering I
Fall 2013
Homework #1 Solutions
Assigned: Tuesday, Aug. 27
Due: Tuesday, Sept. 3
Problem 1 (2.5 points; 0.5 point each)
Give the conventional names (including the abbreviations) for the following polymers
and wri
MSE 4775 Polymer Science and Engineering I
Fall 2013
Homework #5 Solutions
Assigned: Thursday, October 10
Due: Thursday, October 24
Problem 1 (2 points)
Why polymer crystals are semicrystalline instead of 100% crystalline?
Solutions:
Polymer crystals are
MSE 4775 Polymer Science and Engineering I
Spring 2013
Homework #3 Solutions
Assigned: Tuesday, Jan. 29
Due: Tuesday, Feb. 5
Problem 1 (3 points)
Each of the following equations contains errors. Correct each equation and tell what it
describes.
(
(a)
kp
)
MSE 4775 Polymer Science and Engineering I
Spring 2013
Homework #4 Solutions
Assigned: Thursday, February 14
Due: Thursday, February 14
Problem 1 (3 points)
Study Question 9 from Chapter 8 (p. 242)
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MSE 4775 Polymer Science and Engineering I
Fall 2013
Homework #1 Solutions
Assigned: Tuesday, Aug. 27
Due: Tuesday, Sept. 3
(B)
(C)
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Problem 1 (2.5 points; 0.5 point each)
Give the conventiona
MSE 4775 Polymer Science and Engineering I
Spring 2014
Homework #5 (10 points total)
Assigned: Tuesday, March 11
Due: Tuesday, March 25
Problem 2 (2 points)
Why polymer crystals are semicrystalline instead of 100% crystalline?
Problem 2 (2 points)
A polym
MSE 4775 Polymer Science and Engineering I
Spring 2013
Homework #6 Solutions
Assigned: Tuesday, April 2
Due: Thursday, April 11
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vi y re
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Problem 1 (8 points)
A bar of polystyrene is of length 200 mm a
MSE 4775 Polymer Science and Engineering I
Spring 2012
Homework #2 Solutions
Assigned: Tuesday, Jan. 24
Due: Tuesday, Jan. 31
Problem 1 (3.5 points)
Calculate Xn and Xw for an equimolar mixture of a diacid and a diol at the following
extents of reaction:
MSE 4775 Polymer Science and Engineering I
Spring 2014
Homework #5 Solutions
Assigned: Tuesday, March 11
Due: Tuesday, March 25
Problem 1 (2 points)
Why polymer crystals are semicrystalline instead of 100% crystalline?
sh is
ar stu
ed d
vi y re
aC s
o
ou
MSE 4775 Polymer Science and Engineering I
Fall 2013
Homework #7 Solutions
Assigned: Tuesday, Nov 19
Due: Tuesday, Nov 26
Problem 1 (5 points)
If the stress at 23C of an ideal rubber is 100 psi when stretched to twice the original
length, what would be th
MSE/ChBE/ME/Chemistry 4775 Polymer Science and Engineering I
Fall 2016
Homework #1 Solutions
Assigned: Thursday, August 25
Due: Thursday, September 1
Problem 1 (2.5 points; 0.5 point each)
Give the conventional names (including the abbreviations) for the