Title:
POLYIMIDE RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2020/241185
Kind Code:
A1
Abstract:
A polyimide resin composition comprising a polyimide resin (A) that contains a repeat constituent unit represented by formula (1) and a repeat constituent unit represented by formula (2) wherein the content ratio of the repeat constituent unit with formula (1) to the total of the repeat constituent unit with formula (1) and the repeat constituent with formula (2) is 20 to 70 mol%; and a fatty acid metal salt (B) composed of a C12-36 fatty acid optionally bearing a hydroxy group, and at least one metal selected from the group consisting of alkali metals, alkaline-earth metals, and transition metals. (R1 is a C6-22 divalent group that contains at least one alicyclic hydrocarbon structure. R2 is a C5-16 divalent chain aliphatic group. X1 and X2 are each independently a C6-22 tetravalent group that contains at least one aromatic ring.)
Inventors:
SAKAI ATSUSHI (JP)
SATO YUUKI (JP)
FUKUDA FUMIHIRO (JP)
SATO YUUKI (JP)
FUKUDA FUMIHIRO (JP)
Application Number:
PCT/JP2020/018480
Publication Date:
December 03, 2020
Filing Date:
May 07, 2020
Export Citation:
Assignee:
MITSUBISHI GAS CHEMICAL CO (JP)
International Classes:
C08G73/10; C08K3/00; C08K5/098; C08K7/00; C08L79/08
Domestic Patent References:
| WO2015020020A1 | 2015-02-12 | |||
| WO2016147996A1 | 2016-09-22 | |||
| WO2014041816A1 | 2014-03-20 | |||
| WO2016147996A1 | 2016-09-22 |
Foreign References:
| JP2009226632A | 2009-10-08 | |||
| JP2018027660A | 2018-02-22 |
Other References:
See also references of EP 3978548A4
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
Download PDF: