Organic optical material

Details Organic optical material Organic optical material

1993-06-15

1994-05-24

Ben, Loha

Optical: systems and elements

Absorption filter

428421, 524714, 424 7809, 359589, G02B 522

Patent

active

053154436

ABSTRACT:
Water-resisting organic optical material having excellent transmittancy in visible range and less than 40% transmittancy in infra red range can be easily prepared by adding a metal compound for supplying a desired amount of Cu++ ion, together with a compound for supplying carboxyl radical, phosphoric radical and/or sulfonic radical to a matrix resin.

REFERENCES:
patent: 3811848 (1974-05-01), Johnson
patent: 4082710 (1978-04-01), Vrancken et al.
patent: 4643537 (1987-02-01), Vance
patent: 4730902 (1988-03-01), Suzuki et al.
patent: 4783142 (1988-11-01), Mutzhas
patent: 4910234 (1990-03-01), Yamamori et al.
patent: 5116113 (1992-05-01), Chu
patent: 5141915 (1992-08-01), Roenigk et al.
patent: 5246782 (1993-09-01), Kennedy et al.

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