CHM312: WAYS TO MAXIMIZE YOUR UNDERSTANDING ON POLYMER CHEMISTRY

By | October 1, 2019

 

CHM 312 POLYMER CHEMISTRY 1 (COURSE OUTLINE)
  • Definitions of basic terms.
  • Outline sources of raw materials for polymers.
  • Phase systems for polymerisation.
  • Step-growth polymerisation free radical addition polymerisation, ionic polymerisation.
  • Solubility and solution properties of polymers.
  • Fibre forming polymers.

MATERIAL ONE : WHAT YOU SHOULD KNOW

PART A

WAYS TO MAXIMIZE YOUR UNDERSTANDING ON POLYMER CHEMISTRY

-name the : monomer name , monomer structure , property of polymer , uses of polymer for the following polymers :
.Teflon
.Polysterene
.polyvinylchloride
.polymethylmetacrylate
.polyacrylonitrile

-USing polyacrylonitrile as an example, differentiate between atactic, syndiotactic and
Isotactic polymers.
-Define the following terms;
.Polymer
. Regular co-polymer
. Block copolymer
-Discuss the classification of polymers based on nature of production
-Use any specific example to explain self condensation polymerization
-Use production of Nylon 66 to explain cross linking in condensation polymers
– Write the structures, uses each and monomers of the following polymers below
. Polyethylene
.Polyvinylchloride
. Polystyrene
. Polypropylene
– List and explain three different types of copolymers.
-Explain with detailed equations, the free radical polymerization of ethylene

MATERIAL ONE : WHAT YOU SHOULD KNOW

PART B

WAYS TO MAXIMIZE YOUR UNDERSTANDING ON POLYMER CHEMISTRY

– Explain briefly, the following terms
. Addition polymerization

. Monomers
. Polymers
. Condensation polymerization
– Write the STRUCTURES, THREE uses EACH and MONOMERS of the following polymers:
. Polyvinylchloride
. Polypropylene
. Polyethylene
. Polystyrene
– Explain with detailed equations, the free radical polymerization of ethylene
– Outline THREE factors that determine the properties of Polymers.
-Distinguish between copolymers and homopolymers
– List and explain THREE different types of copolymers.
– Outline the industrial applications of Ziegler Natta catalyzed polymeric products and show their advantages over branched polymers
– Outline the properties and applications EACH of FIVE named Polyaddition products
– Explain the following polymeric products:
. Syndiotactic polymer
. Atactic polymer
. syndiotactic polymer
– Explain with detailed equations, the formation of branched polymers
– List and explain with equations, FIVE different examples of condensation reactions used in polymer industries.
– Name and draw the structures of polycondensation products from the following monomers:
.α hydroxy propanoic acid
. β-hydroxy propanoic acid
.α amino ethanoic acid

.6-amino caproic acid
.Ƴ-amino acids
– (bi) Explain with equations, the formation of the following polycondensation products
. Amino resins
.Acetal polymers
. Silicon polymers
. Phenolic resins
– Outlines the uses of the polymers mentioned in (bi) above
-Write the structures of the following monomers
. Isobutene
. Vinyl chloride
. Vinyl chloride
. styrene
. Vinylidene cyanide
-Explain in details, FOUR practical methods of vinyl polymerization
-Explain with detailed equation mechanism, the formation of cationic polymers
-Outline different sources of polymer raw materials
-Explain the kinetics of cationic and anionic polymerizations

READ:  CHM 441: COMPREHENSIVE APPROACH TO INDUSTRIAL CHEMICAL PROCESSES II

MATERIAL ONE : WHAT YOU SHOULD KNOW

PART C

WAYS TO MAXIMIZE YOUR UNDERSTANDING ON POLYMER CHEMISTRY

-Explain briefly the characteristics of step-growth polymerization.
– Differentiate between step-growth polymerization and chain-growth polymerization
– Why is the method of selective vacuum drying so important?
– Mention the merits and demerits of Emulsion Polymerization.

– Outline one problem that may be encountered in polymerization processes
– What are the typical additives used in polymer products?
-Which two polymerization methods are commonly used for the manufacture of polyvinyl chloride?
– Mention some of the disadvantages of using PVC as a polymer
– Discuss the applications of polymer in our everyday living
-List five examples of condensation polymers and their uses
-Describe thermoplastic and thermosetting polymers
– Mention at least five important features of suspension polymerization
– Briefly describe how to prepare Nylon 6,6.
– Which of the following has a higher melting point-Nylon 6.6 or Nylon 6?
– What is the major standard upon which polystyrene or polyethylene is classified?
– Predict the , products of the following reactions
.benzene-1.4-dicarboxylic acid with 1.2-diaminoethane
.Hexene-1,6-dioyl chloride with propan-1,2-diol
.Ethanedioic acid with ethan-1,2-diol
-Plasticizers are often incorporated into polymers such as PVC. Name the type of compound used as a plasticiser.

– Explain the following terms:
. Addition polymerization
.Monomers
– Write the structures of monomers and three uses each of the following polymers below
. Polymers
. Polyvinylchloride ii) Polystyrene
. Teflon
. Polyethylene

. Polypropylene
– Explain using detailed equations, the free radical polymerization of ethylene
– List and explain three different types of copolymers.
-Outline the Industrial applications, and advantages of Ziegler Natta catalyzed polymeric products over branched polymers.
– Outline the properties and applications each of the five named Polyaddition products.
– Explain the following polymeric products:
.Isotactic polymer
. Atactic polymer
. Syndiotactic polymer
-Use suitable equations to explain the formation of cationic polymers
-Outline different sources of polymer raw materials
– Explain using detailed equations, the formation of branched polymers
-Write the structures of the following monomers
. Isobutene
. Vinyl chloride
.Vinylidene chloride
. styrene
.Vinylidene cyanide

READ:  CHM331: WHAT YOU SHOULD KNOW ABOUT ORGANIC CHEMISTRY

MATERIAL ONE : WHAT YOU SHOULD KNOW

PART D

WAYS TO MAXIMIZE YOUR UNDERSTANDING ON POLYMER CHEMISTRY

-Propose a short equation for the preparation of poly (methyl methacry1ate).
– Explain briefly the characieristics of bulk polymerization
-The repeating unit of a polyester is shown bclow.
—-[CH3CH2—O—-CO—–CH2CH2—-CO—O–]-

– Deduce the empirical fornmula of the repeating unit of this polyester.
– Draw the structure of the acid which could be used in the preparation of this polyester and give the
name of this acid.
– Give one reason why the polyester is biodegradable.
– Mention the merits and demerits of suspension polymerization.
– Outline any problem that may be encountered in polymerization processes
– Mention at least three applications each of elastomer and fiber polyimcis.
– What are the problems that may be encountered when the reactor walls are contaminated with polymer materials?
– How can the problem be softened?
– Differentiate between solution polymerization and emulsion polymerization.
– Explain briefly the sources and application of two named polymers
– In polymer solubility, 3 factors are of general interest. What are they? Give, according to what you learned, only 3 general rules for polymer solubility.
– Define, Homopolymers, Co-polymers. According to what you learned, give only 3 requirements for Fibre forming Polymers.)
– Write the structures, two uses, and monomers of each of the following polymers below
.Polyethylene
. Polyvinylchioride
.Polystyrene
.Polypropylene
-Explain with equations, the free radical polymerization of propylene
– Using acrylonitrile and styrene as examples of monomers, describe and illustrate three different types of copolymers.
– Use suitable equations to explain the formation of cationic and anionic polymers using named comps
And examples
-Explain with equations, the formation of branched polymers

-Write the structures of the following monomers
. Vinylchloride
.isobutene
.Vinylidene chloride
.Styrene
. Vinylidene cyanide
-Outline the Industrial applications, and advantages of Ziegler Natta catalyzed polymeric products branched polymers.

 

IF YOU FIND THIS MATERIALS HELPFUL PLEASE SHARE AND  DROP A COMMENT TO HELP US KNOW HOW WE CAN SERVE YOU BETTER.

THANKS .

Leave a Reply

Your email address will not be published. Required fields are marked *