Photochromic composition in a solid matrix

Details Photochromic composition in a solid matrix Photochromic composition in a solid matrix

2007-11-13

2007-11-13

Gulakowski, Randy (Department: 1712)

Compositions

Light transmission modifying compositions

Displaying color change

C008S603000, C008S657000, C252S582000, C558S303000, C558S411000, C558S418000, C558S421000

Reexamination Certificate

active

10870833

ABSTRACT:
The invention relates to novel photochromic composition for controlling the transmission of light comprising an organic polymer, photochromic dye, photosensitizer and an electron acceptor. The invention also includes a method for preparing photochromic films.

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