PTMA: 2,2,6,6-tetramethylpiperidine-4-yl-1-oxy. methacrylate

What does PTMA mean? The above is one of PTMA meanings. It may have other definitions. Please refer to the end of this passage.

Definition in English: 2,2,6,6-tetramethylpiperidine-4-yl-1-oxy. methacrylate