CHM 585

1
CHM 585

• Test 2 Study Guide

2
Tuesday October 30

• Chapters 5 - 16

3
Chapters 5 6

• Isotactic / syndiotactic / atactic
• Addition polymerization versus condensation
• Know how major polymers are made ( for other
  chapters also)
• Be able to write the synthesis and structure for
  major polymers ( also ones from other chapters)
• PET from BTX and ethylene

4
Chapter 7

• Understand basic concepts of chain entanglement,
  Tg
• Be able to calculate Mw, Mn, Polydispersity

5
Chapter 8

• Processing will not be emphasized on the test
• Similarly, the two case studies we discussed will
  not be emphasized on the test
• PI from a new source of carbon black
• adipic acid dryer problems

6
Chapter 9

• Know trends
• As crystallinity and density increases, what
  happens to properties
• As molecular weight increases, what happens to
  properties
• Major applications
• Be able to write the structure for EEA EVA
  from the structure be able to name them
• What does ethyl acrylate impart? Vinyl acetate?

7
Chapter 10

• Dont need to know the organometallic catalyst
  chemistry
• Know the polyurethane structure
• Formed from diisocyanates and diols
• Be able to draw the first few steps of PS
  polymerization via
• Anionic polymerization
• Cationic polymerization
• Radical polymerization

8
Chapter 10 continued

• Know what ABS is
• ABS structure
• why each monomer

9
Chapter 11

• Miscible blends have a single Tg

10
Chapter 12

• Will probably ask questions in the following (or
  similar) format
• Given several structures, circle the ones that
  are antioxidants
• Given several structures, circle the ones that
  are flame retardants

11
Chapter 13

• Given costs of starting materials and yield, be
  able to calculate raw material costs of a material

12
Chapter 14

• Be able to write a (dont need to know them all)
  synthesis of nabumetone
• Be able to write the structure for cholesterol
  and cortisone and be able to label steroid rings
  as A,B, C, D
• Do not need to memorize the other structures

13
Chapter 15 Experimental Design

• Know the general idea, but do not need to know
  the intricate details

14
Chapter 16

• Understand SPC
• Generally how it is used
• What UCLS are used
• When a process is in control

15
Sample questions 1

• Show the synthetic steps for PET from ethylene
  and p-xylene

16
Sample questions 2

• Label each of the following polypropylene chains
  as atactic, isotactic or syndiotactic.

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(No Transcript)
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Sample questions 3

• Draw the structure for nylon 6,12

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Sample questions 4

• Draw the structure for nylon 12.

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Sample questions 5

• Indicate the typical effect (increases or
  decreases or no effect) on each of the following
  properties as polymer molecular weight increases.
• a.       impact strength
• b.      tensile strength
• c.       viscosity

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Sample questions 6

• Draw the structure for EEA.

22
Sample questions 7

• Draw the first few steps ( as far as the trimer)
  showing the cationic synthesis of polystyrene

23
Sample questions 8

• If two molecules are combined where one molecule
  has a molecular weight of 5000 and a second a
  molecular weight of 50,000
• What is the Mn, Mw, Polydispersity?

24
Sample questions 9

• Circle any of the compounds which are common
  flame retardants

25
Sample Question 10

• What is the raw material cost of
  dimethylterephthalate, assuming terephthalic acid
  costs 0.30 per pound and methanol ( density
  0.8 g/cc) costs 0.58 per gallon.
• Given reaction is quantitative isolated yield
  98
• Cost of waste treatment at 0.10 per pound
• A gallon of water weighs 8.3 pounds