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Callister - An introduction - 8th edition

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Appendix<br />

D Repeat Unit Structures<br />

for Common Polymers<br />

Chemical Name<br />

Repeat Unit Structure<br />

Epoxy (diglycidyl ether of<br />

bisphenol A, DGEPA)<br />

CH 3<br />

OH<br />

O C O CH 2 CH CH 2<br />

CH 3<br />

H<br />

Melamine-formaldehyde (melamine)<br />

H<br />

N<br />

H<br />

N<br />

C<br />

N<br />

C<br />

N<br />

C<br />

H<br />

N<br />

C<br />

N<br />

H<br />

C<br />

H<br />

H<br />

C<br />

H<br />

H<br />

Phenol-formaldehyde (phenolic)<br />

H<br />

C<br />

H<br />

OH<br />

H<br />

C<br />

H<br />

H<br />

C<br />

H<br />

H<br />

H<br />

Polyacrylonitrile (PAN)<br />

C<br />

C<br />

H<br />

C<br />

N<br />

O<br />

Poly(amide-imide) (PAI)<br />

H<br />

N<br />

C<br />

C<br />

C<br />

N<br />

R<br />

O<br />

O<br />

A36 •

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