Title:
フィルム、フィルムを用いた光メモリ材料、および、フィルムの製造方法
Document Type and Number:
Japanese Patent JP4368148
Kind Code:
B2
Abstract:
Disclosed is a film comprising PMMA and a fluorescent substance having a xanthene skeleton and a lactone ring and/or a fluorescent substance having a xanthene skeleton and a group -COOR, where R represents a hydrogen atom or a substituent, capable of forming an intramolecular lactone ring, said fluorescent substances being dispersed in the PMMA. The film is useful as an optical memory.
Inventors:
Takuo Tanaka
Satoshi Kawata
Takayuki Okamoto
Satoshi Kawata
Takayuki Okamoto
Application Number:
JP2003175819A
Publication Date:
November 18, 2009
Filing Date:
June 20, 2003
Export Citation:
Assignee:
RIKEN
International Classes:
C08J5/18; C08L33/12; C08K5/151; C09K11/06; G11B7/24035; G11B7/244; G11B7/245
Domestic Patent References:
| JP2003321616A |
Other References:
T. Tanaka, K. Yamaguchi, S. Yamamoto,`Rhodamine-B-doped and Au(III)-doped PMMA film for three-dimensional multi-layered optical memory.',Optics Communications,Elsevier Science B.V.,2002年,Vol.212, No.1-3 (2002),pp.45-50
大木道則ら編著,化学辞典,日本,東京化学同人,1994年10月 1日,第1564頁
大木道則ら編著,化学辞典,日本,東京化学同人,1994年10月 1日,第1564頁
Attorney, Agent or Firm:
Patent Service Corporation Patent Office Sykes