Title:
OPTICAL POLYMER AND OPTICAL ELEMENT OBTAINED BY FORMING THEREOF
Document Type and Number:
WIPO Patent Application WO/2014/103788
Kind Code:
A1
Abstract:
An optical polymer which satisfies formula (1) when the melt viscosity at a shear rate of 200 (1/s) at 290°C is ηA and the melt viscosity at a shear rate of 2000 (1/s) at 290°C is ηB.
(ηA-ηB)/ηB×100<60 (1)
Inventors:
SATO AYUMI (JP)
HARAUCHI YOSUKE (JP)
NISHIOKA HIROYA (JP)
HOUKAWA TAKASHI (JP)
UMEDA KENJI (JP)
KOMATSUBARA TAKUYA (JP)
HARAUCHI YOSUKE (JP)
NISHIOKA HIROYA (JP)
HOUKAWA TAKASHI (JP)
UMEDA KENJI (JP)
KOMATSUBARA TAKUYA (JP)
Application Number:
PCT/JP2013/083704
Publication Date:
July 03, 2014
Filing Date:
December 17, 2013
Export Citation:
Assignee:
ZEON CORP (JP)
International Classes:
C08G61/08; C08F32/08; G02B1/04
Foreign References:
| JP2007270009A | 2007-10-18 | |||
| JP2008013604A | 2008-01-24 | |||
| JP2012057122A | 2012-03-22 | |||
| JP2005309104A | 2005-11-04 | |||
| JP2009138111A | 2009-06-25 | |||
| JP2010150443A | 2010-07-08 | |||
| JP2012057122A | 2012-03-22 |
Other References:
See also references of EP 2940055A4
Attorney, Agent or Firm:
NODA Naoto et al. (JP)
Naoto Noda (JP)
Naoto Noda (JP)
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