Which of the following would you expect to be elastomers and which thermosetting polymers at room temperature?

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Which of the following would you expect to be elastomers and which thermosetting polymers at room temperature? Justify each choice.

(a) Linear and highly crystalline polyethylene

(b) Phenol-formaldehyde

(d) Lightly cross-linked polyisoprene having a glass transition temperature of -60°C (- 76°F)

(e) Linear and partially amorphous poly (vinyl chloride)?

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Materials Science and Engineering An Introduction

ISBN: 978-1118324578

9th edition

Authors: William D. Callister Jr., David G. Rethwisch

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Question Posted: Feb 13, 2018 09:04 AM

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Which of the following would you expect to be elastomers and which thermosetting polymers at room temperature?

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a Linear and crystalline polyethylene would be neither an elastomer nor a thermoset since it is ...View the full answer

Materials Science and Engineering An Introduction

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