Title:
フォトクロミック物質およびその製造法
Document Type and Number:
Japanese Patent JP2004518165
Kind Code:
A
Abstract:
The present invention is directed to photochromic parts, objects, and articles and to methods for preparing them. The articles of the inventions have at least two layers, at least one of which is loaded with a photochromic dye. The layers are made of either the same or different materials. At least one of the layers is formed form a semi-solid polymerizable material, which comprises a reactive plasticizer and, optionally, a dead polymer, and, when used as the photochromic layer, further comprises a photochromic dye. The remaining layer(s) may be formed from liquid resins or additional semi-solid polymerizable materials.
Inventors:
Fan Xiaobin
Houston Michael Earl.
Thorn David S.
Houston Michael Earl.
Thorn David S.
Application Number:
JP2002557570A
Publication Date:
June 17, 2004
Filing Date:
November 29, 2001
Export Citation:
Assignee:
ZMS LLC
International Classes:
G02C7/10; B29C39/10; B29C43/00; B29C43/20; B29D11/00; B32B7/02; G02B5/23; B29L11/00; (IPC1-7): G02C7/10; B29C39/10; B29C43/20; B32B7/02
Attorney, Agent or Firm:
Hatsushi Shimizu
Kazunori Hashimoto
Kazunori Hashimoto