Title:
LAMINATE, SINGLE-SIDED METAL-CLAD LAMINATED SHEET, AND MULTI-LAYER PRINTED WIRING BOARD
Document Type and Number:
WIPO Patent Application WO/2021/251214
Kind Code:
A1
Abstract:
This laminate (101) comprises: a multilayer polyimide film (1) having thermoplastic polyimide layers (11, 12) on both sides of a core layer (10) which is a non-thermoplastic polyimide film; and a surface layer (2) in contact with the plastic polyimide layer (12) on one surface side of the multilayer polyimide film. The surface layer is preferably an inorganic layer having a thickness of 1-200 nm or a resin layer having a thickness of 0.1-5 μm. This single-sided metal-clad laminated sheet (105) is formed by laminating a metal layer (5) on the thermoplastic resin layer (11) on the surface layer non-formed surface side of said laminate.
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Inventors:
SHIMOOSAKO KANJI (JP)
TSUKUYA KENTARO (JP)
YASUHIRA HITOSHI (JP)
FUJIMOTO KONOSHIN (JP)
TSUKUYA KENTARO (JP)
YASUHIRA HITOSHI (JP)
FUJIMOTO KONOSHIN (JP)
Application Number:
PCT/JP2021/020857
Publication Date:
December 16, 2021
Filing Date:
June 01, 2021
Export Citation:
Assignee:
KANEKA CORP (JP)
International Classes:
B32B27/20; B32B7/027; B32B15/08; B32B15/20; B32B27/34; H05K1/03
Domestic Patent References:
| WO2020050338A1 | 2020-03-12 | |||
| WO2016208730A1 | 2016-12-29 |
Foreign References:
| JP2001179911A | 2001-07-03 | |||
| JP2017205948A | 2017-11-24 | |||
| JP2007109694A | 2007-04-26 | |||
| JP2002280684A | 2002-09-27 | |||
| JPH08204053A | 1996-08-09 |
Attorney, Agent or Firm:
HARUKA PATENT & TRADEMARK ATTORNEYS (JP)
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