High Performance Elastomers — Winter 2023

Mention major properties of High Performance Elastomers.

Write about effect of RBD content on Hydrogenated Nitrile Rubber.

Give synthesis reaction for Hydrogenated Nitrile Rubber. Compare its chemistry and characteristics with Nitrile rubber.

Give importance of Metal Oxide in compounding of Viton.

Mention important types of Fluorocarbon Elastomers.

Describe in detail about manufacturing of Fluoro Elastomers.

Write in detail about various curing systems used for Fluoro Elastomers.

Give synthesis reaction for Chlorinated Polyethylene (CM).

Write about Compounding of Chlorinated Polyethylene.

Explain about production of Chlorosulphonated Polyethylene Elastomer.

Give synthesis reaction for Chlorosulphonated Polyethylene (CSM).

Write about Optimum Chlorine content and its significance for Hypalon.

Describe in detail about curing, properties and applications of Hypalon.

Mention basic types of Epichlorohydrin Elastomers with the name of respective monomers.

Write about compounding of Epichlorohydrin rubber.

Write in detail about major types of Polysulfide rubber.

Compare basic types of Epichlorohydrin Elastomers.

Write about properties and applications of Epichlorohydrin rubber.

What is Sulfur rank for Polysulfide rubber? Write its influence on properties of Thiokol.

Give synthesis reaction for Ethylene-Vinyl Acetate rubber (EVA).

Give synthesis reaction for Ethylene-Acrylic rubber (AEM).

Explain in detail about compounding, properties and applications of Polyacrylate rubbers (ACM).

List important properties and applications of Ethylene-Vinyl Acetate rubber (EVA).

Write about compounding, characteristics and applications of Vamac.

Draw the structures of different monomers and cure site monomers used for Polyacrylate rubbers (ACM).