发明授权
US08829155B2 Poly(p-xylylene)-based polymer having low dielectric constant and low-loss property and insulating material, printed circuit board and functional element using the same 有权
具有低介电常数和低损耗特性和绝缘材料的聚(对二甲苯基)基聚合物,印刷电路板和使用其的功能元件

Poly(p-xylylene)-based polymer having low dielectric constant and low-loss property and insulating material, printed circuit board and functional element using the same
摘要:
The present invention relates to a poly(p-xylylene)-based polymer having a low dielectric constant suitable for low loss dielectrics (LLD), and an insulating material, a printed circuit board and a functional element using the same. More particularly, the poly(p-xylylene)-based polymer includes at least one repeat unit expressed by the following formula (1): wherein, at least one of R1, R2, R7 and R8 is independently substituted or unsubstituted C6-C20 aryl; the rest of R1 to R8 are each and independently H, substituted or unsubstituted linear C1-C3 alkyl, or substituted or unsubstituted branched C1-C3 alkyl; and n is an integer of 400 to 900.
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