6383Chemical EngineeringMedium
Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are________?
A– 20°C and 1 kgf/cm2
B0°C and 3 kgf/cm2
C5°C and 1 kgf/cm2
D0°C and 1 kgf/cm2
Correct answer
C. 5°C and 1 kgf/cm2
Explanation
The correct answer is 5°C and 1 kgf/cm2.