那也要用得起才行 ! 做可撓性電路板的芳香族聚亞X胺 (aromatic polyimide) -269°C ~ + 400°C 就可以 .

http://www.boedeker.com/kapton_p.htm
DuPont ™ Kapton® polyimide film is a high performance polymer which combines excellent physical, electrical, and mechanical properties at temperatures as low as -452°F (-269°C) and as high as +752°F (+400°C). DuPont ™ Kapton® offers excellent dimensional stability combined with excellent chemical resistance -- there are no known solvents. DuPont ™ Kapton® is a product of DuPont.