Title:
MALEIMIDE RESIN MIXTURE FOR SEALING MATERIALS, MALEIMIDE RESIN COMPOSITION AND CURED PRODUCT OF SAME
Document Type and Number:
WIPO Patent Application WO/2023/063267
Kind Code:
A1
Abstract:
The present invention provides a maleimide resin mixture for sealing materials, the maleimide resin mixture being composed of a maleimide resin (A) that is represented by formula (1) and a bifunctional cyanate resin (B) that is represented by formula (3), wherein the maleimide resin (A) is contained in an amount of 55% by weight to 95% by weight relative to a total resin amount of 100% by weight of the maleimide resin (A) and the bifunctional cyanate resin (B). In formula (1), a plurality of X, a plurality of R1 and a plurality of p are respectively independent from each other; each X represents a structure that is represented by one of formulae (2-a) to (2-f); each R1 represents a hydrogen atom, an alkyl group having 1 to 20 carbon atoms or an optionally substituted aromatic group having 1 to 20 carbon atoms; each p represents a real number of 1 to 3; n represents the number of repetitions; and the average nave of n satisfies 1 < nave < 10.
Inventors:
HASEGAWA ATSUHIKO (JP)
SEKI MASATO (JP)
KUBOKI KENICHI (JP)
INOUE KAZUMA (JP)
SEKI MASATO (JP)
KUBOKI KENICHI (JP)
INOUE KAZUMA (JP)
Application Number:
PCT/JP2022/037693
Publication Date:
April 20, 2023
Filing Date:
October 07, 2022
Export Citation:
Assignee:
NIPPON KAYAKU KK (JP)
International Classes:
C08G73/00; C08K3/013; C08L79/00; H01L23/29; H01L23/31
Domestic Patent References:
| WO2020161926A1 | 2020-08-13 | |||
| WO2012165423A1 | 2012-12-06 | |||
| WO2021192680A1 | 2021-09-30 | |||
| WO2012090578A1 | 2012-07-05 |
Foreign References:
| JP2020145424A | 2020-09-10 | |||
| JP2018104683A | 2018-07-05 | |||
| JP2009001783A | 2009-01-08 | |||
| JP2019189761A | 2019-10-31 |
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (JP)
Download PDF: