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Patent Searching and Data


Title:
METHOD FOR DYEING PLASTIC LENS AND DYED LENS
Document Type and Number:
Japanese Patent JP2001091909
Kind Code:
A
Abstract:

To improve the dyeability by disperse dyes of a plastic lens and the uniformity of the dyes.

The method for dyeing the plastic lens comprising having a UV irradiation stage for dyeing which irradiates the surface of the plastic lens with UV rays and a dyeing stage for dyeing the plastic lens irradiated with the UV rays by the disperse dyes and the dyed lens obtained by this method.


Inventors:
MAKINO SHINJI
MORITA MITSUHARU
MOTONAGA AKIRA
Application Number:
JP26852199A
Publication Date:
April 06, 2001
Filing Date:
September 22, 1999
Export Citation:
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Assignee:
MITSUBISHI RAYON CO
International Classes:
G02C7/10; D06P3/00; G02C7/02; (IPC1-7): G02C7/10; D06P3/00; G02C7/02
Attorney, Agent or Firm:
Nobuyuki Kaneda (2 others)