Robuta

https://ocw.mit.edu/courses/10-569-synthesis-of-polymers-fall-2006/resources/10-569f06/ 10-569f06.jpg | Synthesis of Polymers | Chemical Engineering | MIT OpenCourseWare Tennis racquets, a use for Kevlar?, a polyaramid. Kevlar? is made from monomers 1,4-phenylene-diamine (para-phenylenediamine) and terephthaloyl chloride.... chemical engineeringjpgsynthesispolymersmit