Polymer Technology Mcqs for Chemical

Q.  Temperature and gage pressure maintained during the manufacture of hot SBR (styrene butadiene rubber) are____________________?

a. 50°C and 3 – 4 kg/cm2
b. 50°C and 1 kgf/cm2
c. 250°C and 10 kgf/cm2
d. 250°C and 1 kgf/cm2


ANSWER: See Answer
 
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