1. Light yellow paper, uniformly compact structure;

2. Smooth surface and high porosity ;

3. Good compatibility with epoxy and polyimide;

4. Environmental friendly, self-extinguishing, and chemical resistant;

5. Excellent electric properties, high dielectric strength and low dielectric dissipation factor.

LONGPONT® L344 is used as the reinforcing substrate of circuit board, commonly used in those areas which require light quality and high reliability, such as aviation and aerospace, handheld devices and chip carrier ,etc.