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Patent Searching and Data


Title:
COMPOSITION AND CURED BODY
Document Type and Number:
WIPO Patent Application WO/2022/014599
Kind Code:
A1
Abstract:
Provided are a varnish having a low viscosity and, obtained therefrom, a cured body that exhibits a high degree of crosslinking and is excellent in terms of low dielectric properties, high temperature mechanical properties and low coefficient of linear expansion. According to the present invention, a varnish contains: an olefin-aromatic vinyl compound-aromatic polyene copolymer oligomer that satisfies specific conditions; one or more components selected from among (a) to (c); and (d) a solvent. (a) is a curing agent; (b) is one or more resins selected from among a hydrocarbon-based elastomer, a poly(phenylene ether)-based resin, an olefin-aromatic vinyl compound-aromatic polyene copolymer and an aromatic polyene-based resin; (c) is a polar monomer. A cured body is obtained from the varnish.

Inventors:
ARAI TORU (JP)
Application Number:
PCT/JP2021/026324
Publication Date:
January 20, 2022
Filing Date:
July 13, 2021
Export Citation:
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Assignee:
DENKA COMPANY LTD (JP)
International Classes:
C08F4/6592; C09D5/00; C08F210/00; C08F212/08; C08F212/36; C08K5/14; C08L21/00; C08L23/02; C08L25/04; C09D123/00; C09D125/02; C09D201/00; H01B3/44
Domestic Patent References:
WO1994010216A11994-05-11
WO2021112088A12021-06-10
WO2016114287A12016-07-21
WO2000037517A12000-06-29
Foreign References:
JP2010280771A2010-12-16
JP2003026730A2003-01-29
JP2010280860A2010-12-16
JPH0940709A1997-02-10
JPS5231272A1977-03-09
JPH06192392A1994-07-12
JPH1160645A1999-03-02
JP2004087639A2004-03-18
JP2010280771A2010-12-16
JP2009161743A2009-07-23
JP2010280860A2010-12-16
JPH0940709A1997-02-10
JP2008291227A2008-12-04
EP0872492A21998-10-21
JPH11130808A1999-05-18
JPH09309925A1997-12-02
JPS6320426B21988-04-27
EP0985689A12000-03-15
JPH06184179A1994-07-05
JP2010280771A2010-12-16
Other References:
M. KAWABE ET AL., JOURNAL OF THE JAPAN INSTITUTE OF ELECTRONICS PACKAGING, vol. 12, no. 2, 2009, pages 125
See also references of EP 4183843A4
Attorney, Agent or Firm:
AXIS PATENT INTERNATIONAL (JP)
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