Title:
HEAT-RESISTANT OPTICAL MATERIAL AND MEDIUM FOR OPTICAL TRANSMISSION THEREFROM
Document Type and Number:
WIPO Patent Application WO/2004/070435
Kind Code:
A1
Abstract:
An optical material comprised of a polymer of 115°C or higher heat deformation temperature having alicyclic hydrocarbon moieties as side chains, which optical material has not only heat resistance but also signal transmission capability so as to enable use as a core material of optical transmission mediums, particularly a plastic optical fiber and a waveguide element.
Inventors:
TANAKA YOSHITO (JP)
ARAKI TAKAYUKI (JP)
ARAKI TAKAYUKI (JP)
Application Number:
PCT/JP2004/000691
Publication Date:
August 19, 2004
Filing Date:
January 27, 2004
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
TANAKA YOSHITO (JP)
ARAKI TAKAYUKI (JP)
TANAKA YOSHITO (JP)
ARAKI TAKAYUKI (JP)
International Classes:
G02B1/04; G02B6/122; G02B6/12; (IPC1-7): G02B1/04; C08F20/18; G02B6/00; G02B6/12
Foreign References:
| JPH0735929A | 1995-02-07 | |||
| JPS58125742A | 1983-07-26 | |||
| JPH02308202A | 1990-12-21 | |||
| JPH06333405A | 1994-12-02 | |||
| EP1116577A2 | 2001-07-18 | |||
| JPH08304634A | 1996-11-22 |
Attorney, Agent or Firm:
Asahina, Sohta (2-22 Tanimachi 2-chome, Chuo-k, Osaka-shi Osaka 12, JP)
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