发明名称 Biodegradable resin for forming spectacle-molded body and spectacle-molded body
摘要 There are provided a biodegradable resin for forming spectacle-molded body, being free of any problem on the skin upon contact with spectacles including it, being superior to corrosion resistance, and reducing the problem of disposal thereof after use, as well as a spectacle-molded body formed therefrom. The spectacle-molded body is prepared in a usual manner from aliphatic polyester type biodegradable resin, particularly polylactic acid resin. The spectacle-molded body includes nose pads (1a), rim (1b), earpieces (2b), temples (2a), and integrated bodies (1), (2) etc. of at least two of these members, as well as demonstration lenses.
申请公布号 US5844654(A) 申请公布日期 1998.12.01
申请号 US19970959449 申请日期 1997.10.28
申请人 SHIMADZU CORPORATION;TANAKA PRODUCTION CO., LTD. 发明人 MINAI, YOSHIHIRO;TANAKA, SHOTARO
分类号 C08G63/08;G02C5/00;(IPC1-7):G02C13/00 主分类号 C08G63/08
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