Title:
LIGHT GUIDE PLATE AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2006/046638
Kind Code:
A1
Abstract:
Disclosed is a light guide plate for backlights which comprises a transparent thermoplastic resin substrate whose one side serves as the light-emitting surface. The transparent thermoplastic resin substrate has less than 20 bright dots having a size of not less than 0.1 mm2 in an area of 319 × 150 mm.
Inventors:
Kamiya, Shunji c/o ASAHI KASEI KABUSHIKI KAISHA (1-2 Yurakucho 1-chome, Chiyoda-k, Tokyo 40, 10084, JP)
Tsuruta, Yoshikazu c/o ASAHI KASEI KABUSHIKI KAISHA (1-2 Yurakucho 1-chome, Chiyoda-k, Tokyo 40, 10084, JP)
Tsuruta, Yoshikazu c/o ASAHI KASEI KABUSHIKI KAISHA (1-2 Yurakucho 1-chome, Chiyoda-k, Tokyo 40, 10084, JP)
Application Number:
PCT/JP2005/019774
Publication Date:
May 04, 2006
Filing Date:
October 27, 2005
Export Citation:
Assignee:
Asahi Kasei Chemicals Corporation (1-2 Yurakucho 1-chome, Chiyoda-ku Tokyo, 40, 10084, JP)
Kamiya, Shunji c/o ASAHI KASEI KABUSHIKI KAISHA (1-2 Yurakucho 1-chome, Chiyoda-k, Tokyo 40, 10084, JP)
Tsuruta, Yoshikazu c/o ASAHI KASEI KABUSHIKI KAISHA (1-2 Yurakucho 1-chome, Chiyoda-k, Tokyo 40, 10084, JP)
Kamiya, Shunji c/o ASAHI KASEI KABUSHIKI KAISHA (1-2 Yurakucho 1-chome, Chiyoda-k, Tokyo 40, 10084, JP)
Tsuruta, Yoshikazu c/o ASAHI KASEI KABUSHIKI KAISHA (1-2 Yurakucho 1-chome, Chiyoda-k, Tokyo 40, 10084, JP)
International Classes:
F21V8/00; B29B11/10; B29C47/68; G02B6/00; G02F1/13357; B29L11/00; F21Y103/00
Attorney, Agent or Firm:
Asamura, Kiyoshi (Room 331, New Ohtemachi Bldg. 2-1, Ohtemachi 2-chom, Chiyoda-ku Tokyo 04, 10000, JP)
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