This article is part of the TechXchange: PCB Tools and Technology. Many manufacturers still use the standard FR-4 material for their rigid boards because FR-4 materials are cost-efficient and highly ...

Biaxially stretched polyester films, which are represented by poly(ethylene terephthalate) (PET) films, are currently the most widely used polymeric substrate ...

A polyimide film containing a cholesteryl moiety spin-coated on a solid substrate is treated with vacuum ultraviolet light from a Xe 2 * excimer lamp at 20 Pa. This procedure generates oxidized ...

Polyimide resins are known for their thermal stability, durability, and resistance to a range of solvents and chemicals. Combined with their excellent dielectric properties, these polymers possess ...

Since commercialized in the 1960s, aromatic polyimides have remained in widespread use due to their excellent performance in a range of demanding applications. These polyimides are well-known for ...