D - Textiles – Paper – 06 – P
Patent
D - Textiles, Paper
06
P
D06P 3/52 (2006.01) B29C 59/16 (2006.01) B29D 11/00 (2006.01) D06P 5/20 (2006.01) B29C 35/08 (2006.01)
Patent
CA 2142505
A surface of an article, such as an optical element, formed of a polycarbonate-polyester copolymer, is subsequently tinted to a predetermined degree by first subjecting said surface to ultraviolet radiation of predetermined intensity for a predetermined period of time.
Kitchloo Paresh V.
Sallavanti Robert A.
Gentex Optics Inc.
Macrae & Co.
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