Title:
主鎖中にアルキレン基を有する芳香族ポリケトン、芳香族ポリケトンワニス、芳香族ポリケトン膜及び芳香族ポリケトンの製造方法
Document Type and Number:
Japanese Patent JP6778377
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an aromatic polyketone that has excellent heat resistance and transparency and can form a flexible film, an aromatic polyketone varnish and a method for producing an aromatic polyketone, and an aromatic polyketone film that has excellent heat resistance and transparency as well as flexibility.SOLUTION: An aromatic polyketone has a structural unit represented by formula (5-1) and a structural unit represented by general formula (5-2), and also has a structural unit selected from a specific biphenyl structure, a specific biphenyl ether structure, and a specific biphenyl alkylene structure.SELECTED DRAWING: None
Inventors:
Nanako Mizuguchi
Hiroshi Matsutani
Satoshi Asaka
Misao Inaba
Katsuya Maeyama
Hiroshi Matsutani
Satoshi Asaka
Misao Inaba
Katsuya Maeyama
Application Number:
JP2016014441A
Publication Date:
November 04, 2020
Filing Date:
January 28, 2016
Export Citation:
Assignee:
Showa Denko Materials Co., Ltd.
International Classes:
C08G67/00; C08L73/00; G02B5/00
Domestic Patent References:
| JP49134796A | ||||
| JP3231929A | ||||
| JP2009149842A | ||||
| JP2013053194A | ||||
| JP2005111691A | ||||
| JP2014227505A | ||||
| JP2005272728A |
Foreign References:
| WO2016006537A1 |
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office