Question

Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to

a.

protect rubber goods from attack by oxygen & ozone present in the atmosphere.

b.

reduce its viscosity to permit easier processing.

c.

reduce the time of vulcanisation and quantity of vulcanising agent.

d.

increase its viscosity.

Posted under Basic Chemical Engineering

Answer: (b).reduce its viscosity to permit easier processing.

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Q. Peptizers like aromatic mercaptans (e.g. thiophenes) are added in rubber to
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