LOW TEMPERATURE CURABLE AMORPHOUS FLUOROPOLYMERS

摘要

There is provided a composition having an amorphous peroxide curable fluoropolymer with an iodine, bromine or chlorine containing cure site; an organic peroxide; and a coagent, where the fluoropolymer 90% cure time as measured by sealed torsion shear rotorless curemeter in ASTM D5289-07 is less than 30 minutes at 130°C. There is also provided a fluoroelastomer preparable by curing such composition. There is further provided a cure in place process using such composition to create a cure in place article and cure in place articles from such process. The disclosed cure in place article has a press-cure compression set in the range 10% to 50% after curing for 30 minutes at 130°C.