Why is it that after free-radical polymerization of MMA monomer into a preform, a lot of bubbles always appear during thermal drawing into fiber?

10mL of MMA monomer that had undergone NaOH to remove the blocker, 20mg of AIBN, and 20μl of n-butyl mercaptan were added to the flask. The flask was first heated in a 60°C water bath for 1 h....

28 December 2023 7,646 1 View