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Title:
Optical film
Document Type and Number:
Japanese Patent JP6183514
Kind Code:
B2
Abstract:
The present invention relates to the use of certain hydrazine compounds, such as the one represented by formula (H), as a raw material for producing a polymerizable liquid crystal compound showing reverse wavelength dispersion.

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Inventors:
Kei Sakamoto
Kumi Okuyama
Application Number:
JP2016146673A
Publication Date:
August 23, 2017
Filing Date:
July 26, 2016
Export Citation:
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Assignee:
Zeon Corporation
International Classes:
G02B5/30; C07C249/16; C07C251/86; C07D215/38; C07D237/34; C07D263/58; C07D277/82; C07D417/12; C08F2/48; C08F20/36; C08F20/38
Domestic Patent References:
JP62050765A
Foreign References:
WO2009078431A1
Attorney, Agent or Firm:
Kenji Sugimura
Haruhito Oishi



 
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