发明授权
- 专利标题: Manufacturing method of multilayer printed wiring board
- 专利标题(中): 多层印刷线路板的制造方法
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申请号: US14008038申请日: 2012-03-29
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公开(公告)号: US09066459B2公开(公告)日: 2015-06-23
- 发明人: Ayumu Tateoka , Shinichi Obata , Toshiyuki Shimizu
- 申请人: Ayumu Tateoka , Shinichi Obata , Toshiyuki Shimizu
- 申请人地址: JP Tokyo
- 专利权人: MITSUI MINING & SMELTING CO., LTD.
- 当前专利权人: MITSUI MINING & SMELTING CO., LTD.
- 当前专利权人地址: JP Tokyo
- 代理机构: Greenblum & Bernstein, P.L.C.
- 优先权: JP2011/075529 20110330
- 国际申请: PCT/JP2012/058339 WO 20120329
- 国际公布: WO2012/133638 WO 20121004
- 主分类号: H01B13/00
- IPC分类号: H01B13/00 ; H05K3/46 ; H05K3/02
摘要:
A manufacturing method of a multilayer printed wiring board in which a copper foil with carrier foil consists of at least four layers, a copper foil layer/a release layer/a heat-resistant metal layer/a carrier foil is used; a supporting substrate is manufactured by laminating an insulating layer constituting material to the surface of the carrier foil constituting the copper foil with carrier foil; a supporting substrate with build-up wiring layer is manufactured by forming a build-up wiring layer on the surface of the copper foil layer constituting the copper foil with carrier foil in the supporting substrate; the resulted supporting substrate with build-up wiring layer is separated at the release layer to manufacture a multilayered laminate; the resulted multilayered laminate is processed a necessary procedures to manufacture a multilayer printed wiring board.
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