国家/地区 中国（5）
IPC部 B（5）
IPC大类 B32（5）
IPC小类 B32B（5）
IPC C08L063/00（5）
发明人
公开年
申请年 2022（2） 
专利权人

Low dielectric composition useful in laminated plate of printed circuit board, comprises epoxy resin, hardener comprising flame retardant hardener and benzoxazine resin, halogen free flame retardant, accelerator, additive comprising inorganic filler, toughening agent and solvent.

YAO J, GONG J, CHEN S, TANG F

Processing high-strength computer back cover with middle frame, involves cutting epoxy glass fiber board to obtain middle frame board and cover board, milling mounting cavity on middle frame plate to form middle frame and then middle frame and cover plate are welded to obtain computer rear cover.

CAI C, YU F, LU M, CHEN J, HE H

Hot melt prepreg processing borosilicate phenolic resin comprises phenol, aldehyde, boron-containing compound, silicate, modifier and toughening agent, modifier, and toughening agent.

YAO Y, WEI X, LIU J, WANG L, LIU H, TIAN M

Graphene-based PCB copper-clad plate, comprises copper-clad laminate prepreg, copper foil and prepreg, and a layer of chemical vapor deposited graphene between copper foils.

ZHANG J, ZHANG Y, XU Y, FENG S, WANG Q

Polymer resin composition useful for manufacturing an insulating film for manufacture of a build-up multi-layered printed circuit board, comprises polymer resins, and graphene for linking the polymer resins with larger attraction.

LEE K S, HONG S S, LIM H H, LEE H Y, CHO J C, KYU S L, SANG S H, HYUN H L, HWA Y L, JAE C C, HONG S, LEE H, LEE K, LIN H, JO J, LIM H, CHO J