Title:
POLYKETONE COMPOSITION CONTAINING HYDRAZIDE COMPOUND, POLYKETONE CURED PRODUCT, OPTICAL ELEMENT AND IMAGE DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2020105287
Kind Code:
A
Abstract:
To provide a polyketone composition that can be cured to give a cured product having excellent heat resistance and low linear expansion coefficients, and a cured product thereof, and an optical element and an image display device having the polyketone cured product.SOLUTION: This polyketone composition contains a hydrazide compound and a polyketone that contains a structural unit represented by general formula (I). In general formula (I), each X independently represents a C6-50 divalent group having an aromatic ring; each Y independently represents a C6-50 divalent group having an aromatic ring; and n represents a number of structural units.SELECTED DRAWING: None
Inventors:
ISHIKAWA YOHEI
OKADA YUTAKA
MATSUTANI HIROSHI
OKADA YUTAKA
MATSUTANI HIROSHI
Application Number:
JP2018243551A
Publication Date:
July 09, 2020
Filing Date:
December 26, 2018
Export Citation:
Assignee:
HITACHI CHEMICAL CO LTD
International Classes:
C08L73/00; C08G67/00; C08K5/24; G02B1/04
Domestic Patent References:
| JPH04348163A | 1992-12-03 | |||
| JP2009286820A | 2009-12-10 | |||
| JP2013060386A | 2013-04-04 |
Foreign References:
| WO2018142908A1 | 2018-08-09 | |||
| KR20130028560A | 2013-03-19 | |||
| WO2018025673A1 | 2018-02-08 |
Attorney, Agent or Firm:
Patent Service Corporation Taiyo International Patent Office