How are polymers classified, Chemical Engineering

1. a) How are Polymers classified?

   b) Define polymerization. Differentiate addition and condensation polymerization.

2. a) Explain the free radical mechanism of addition polymerization taking ethylene as a  monomer.

    b) Give the synthesis and applications of Teflon.

3. a)Differentiate between thermoplastics and thermosetting plastics.

    b)What is glass transition temperature?Discuss the following factors affecting GTT

        i) Flexibility ii) Intermolecular forces.

4. a) Explain the manufacture and applications of the following high polymers:

       i)Polymethylmethacrylates (plexi glass) ii) polyurethanes.

   b) What are elastomers? Mention the advantages of synthetic rubber over natural rubber.

5. a) What are the deficiencies of natural rubber? What is vulcanization of rubber.

    b) Explain the manufacture of Silicone rubber. Mention their applications.

 

 

Posted Date: 4/2/2013 2:37:04 AM | Location : United States







Related Discussions:- How are polymers classified, Assignment Help, Ask Question on How are polymers classified, Get Answer, Expert's Help, How are polymers classified Discussions

Write discussion on How are polymers classified
Your posts are moderated
Related Questions
what are the conversion rates of the different components in hemicellulose to simpler sugars(e.g xylan to xylose)

why hard ness of bore well water is less than sea water? justify.

a) List the dissimilar Heat transfer equipment involved in your plant. Also describe the governing principle or modes of heat transfer for every equipment that listed. Determine th


Blending is an important unit operation in the chemical and process industries. It is employed in a wide variety of industries including the production of cement and gasoline. Con

air flows through apipe at arte of 200L/S. The pipe of two sections of diameters 20cm and 10cm with asmoth reducing section the pressure are difference between the two pipe sectio

on doubling the concentration of reactant,the rate of reaction triples.what is the order of reaction?

Which one of the  following  statements  about  product  A is correct? It arose from a reaction between chloride ion and a primary carbocation It arose from a reaction