Photochromic method involving an aromatic amine

Details Photochromic method involving an aromatic amine Photochromic method involving an aromatic amine

1979-04-30

1980-06-03

Louie, Jr., Won H.

Radiation imagery chemistry: process, composition, or product th

Dye image from radiation sensitive dye or dye former by dry...

Composition or product

430944, 430945, 430444, G03C 504

Patent

active

042059887

ABSTRACT:
Photochromic method utilizing photochromic compositions in which the intensity of color generation is not proportional to light intensity which are produced by incorporating an aromatic amine with a low ionization potential, up to 7.6 EV so that it can be ionized by biphotonic absorption into a stabilizing polymer matrix.

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Meyer, The Journal of Physical Chemistry, vol. 74, No. 10, May, 1970, 2118-2121.

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