Photochromic compound

Details Photochromic compound Photochromic compound

1996-02-15

1998-01-13

Morgan, Kriellion S.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524 89, 524110, C08K 515, C08K 53417

Patent

active

057080631

ABSTRACT:
A fulgide or fulgimide compound having a cyclopropyl group as a substituent. The compound has excellent durability which changes reversibly in color from a colorless form to a colored form by the action of light containing ultraviolet rays such as sunlight or the light from a mercury lamp. There are also provided processes for its production, a composition comprising it, and its use.

REFERENCES:
patent: 4882438 (1989-11-01), Tanaka et al.

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