Polymer Technology
Antioxidants are added to rubber to protect it from the attack of light, heat & atmospheric ozone. Which of the following is an antioxident used in rubber?

Carbon
Magnesium
Thiokol
Alkylated diphenyl amine

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Polymer Technology
Epoxy resins (i.e., epoxide polymers)

Are made by addition polymerisation reaction only
Are cross-linked polymers only
Contain an epoxy group ( ##### ) at the ends of the polymer
Use emulsion polymerisation methods

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