Title:
OPTICAL WAVEGUIDE AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2005/081023
Kind Code:
A1
Abstract:
An optical waveguide composed of a lower cladding layer (I), a core portion (II) and an upper cladding layer (III) is characterized in that the upper cladding layer (III) is made of a dry film having a softening temperature lower than that of the core portion. Also disclosed is a method for producing such an optical waveguide.
Inventors:
IMAI GENJI (JP)
HIGUCHI TAKAHIRO (JP)
HIGUCHI TAKAHIRO (JP)
Application Number:
PCT/JP2005/002997
Publication Date:
September 01, 2005
Filing Date:
February 24, 2005
Export Citation:
Assignee:
KANSAI PAINT CO LTD (JP)
IMAI GENJI (JP)
HIGUCHI TAKAHIRO (JP)
IMAI GENJI (JP)
HIGUCHI TAKAHIRO (JP)
International Classes:
G02B6/132; (IPC1-7): G02B6/12; G02B6/13
Foreign References:
| JPH0375606A | 1991-03-29 | |||
| JPH01189614A | 1989-07-28 | |||
| EP0423702A2 | 1991-04-24 | |||
| JPH1138241A | 1999-02-12 | |||
| JPH1048441A | 1998-02-20 |
Attorney, Agent or Firm:
Saegusa, Eiji (1-7-1 Doshomachi, Chuo-k, Osaka-shi Osaka 45, JP)
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