A connector and a manufacturing method of the connector are provided. The connector, comprising an insulator (10), a first conductive layer (11) disposed on one side surface of the insulator (10), and a second conductive layer (12) disposed on the other side surface of the insulator (10), the insulator (10) is further provided with a conductive medium (13) connecting the first conductive layer (11) and the second conductive layer (12), and a protrusion portion (14) is disposed on the surface of the first conductive layer (11) or/and the second conductive layer (12).

A method of manufacturing a printed board, the method comprising: a first step of preparing a laminate having a base member in which a plurality of layers of glass cloths and a plurality of resin layers are alternately laminated, a first metal layer attached to one surface of the base member, and a second metal layer attached an opposite surface of the base member; a second step of forming a protective layer removable with a predetermined solvent on each of the first metal layer and the second metal layer; and a third step of irradiating the laminate on which the protective layer is formed with a laser beam to thereby form a through-hole penetrating in a thickness direction of the laminate.

A printed circuit board includes: an insulating layer having one surface and the other surface; metal layers respectively disposed on the one surface and the other surface of the insulating layer; a through-hole penetrating through the insulating layer and the metal layers; a first plating layer disposed in a center portion of the through-hole in a thickness direction thereof; and a plug disposed in the through-hole.

A conductive glass substrate, and a system and a method for manufacturing the same are provided. The conductive glass substrate includes a glass substrate structure, a conductive base structure and a conductive extending structure. The glass substrate structure includes at least one through hole connected between a bottom surface and a top surface thereof. The conductive base structure is disposed on the bottom surface of the glass substrate structure. The conductive extending structure is electrically connected to the conductive base structure, and the conductive extending structure is extended from the conductive base structure to the top surface of the glass substrate structure along an inner surface of the at least one through hole. Hence, the conductive glass substrate can provide at least one conductive via so as to electrically connect an upper circuit and a lower circuit.

A component carrier with a stack including at least one electrically insulating layer structure and at least one electrically insulating structure has a tapering blind hole formed in the stack and an electrically conductive plating layer extending along at least part of a horizontal surface of the stack outside of the blind hole and along at least part of a surface of the blind hole. A minimum thickness of the plating layer at a bottom of the blind hole is at least 8 μm.

A printed circuit board includes: a first insulating layer; and a heat radiating circuit pattern disposed on a first surface of the first insulating layer and having a pad and a via. The heat radiating circuit pattern includes: a first metal layer disposed on the first insulating layer; a graphite layer disposed on the first metal layer; and a second metal layer disposed on the graphite layer.

A component carrier includes an electrically insulating layer structure with a first main surface and a second main surface, a through hole extends through the electrically insulating layer structure between the first main surface and the second main surface. The through hole has a first tapering portion extending from the first main surface and a second tapering portion extending from the second main surface. The through hole is delimited by a first plating structure on at least part of the sidewalls of the electrically insulating layer structure and a second plating structure formed separately from and arranged on the first plating structure. The second plating structure includes an electrically conductive bridge structure connecting the opposing sidewalls.

A package component and forming method thereof are provided. The package component includes a substrate and a conductive layer. The substrate includes a first surface. The conductive layer is disposed over the first surface. The conductive layer includes a first conductive feature and a second conductive feature. The second conductive feature covers a portion of the first conductive feature. A resistance of the second conductive feature is lower than a resistance of the first conductive feature.

A method for forming a metal film includes forming an oxide layer on a to-be-treated surface of a to-be-treated object by bringing the to-be-treated surface into contact with a reaction solution containing fluorine and an oxide precursor, removing fluorine in the oxide layer, supporting a catalyst on the oxide layer by bringing the oxide layer into contact with a catalyst solution, and depositing a metal film on the oxide layer by bringing the oxide layer into contact with an electroless plating liquid.

Method for forming a metal film includes forming an oxide layer on a to-be-treated surface of a to-be-treated object by bringing the to-be-treated surface into contact with a reaction solution containing fluorine and an oxide precursor, removing fluorine in the oxide layer, supporting a catalyst on the oxide layer by bringing the oxide layer into contact with a catalyst solution, and depositing a metal film on the oxide layer by bringing the oxide layer into contact with an electroless plating liquid.