Biodegradable resin for forming spectacle-molded body and specta

Details Biodegradable resin for forming spectacle-molded body and specta Biodegradable resin for forming spectacle-molded body and specta

1997-10-28

1998-12-01

Acquah, Samuel A.

Optics: eye examining, vision testing and correcting

Spectacles and eyeglasses

528354, 528361, 351 41, G02C 1300, C08G 6308

Patent

active

058446540

ABSTRACT:
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.

REFERENCES:
patent: 5770682 (1998-06-01), Ohara et al.

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