Compositions – Light transmission modifying compositions – Displaying color change
Reexamination Certificate
2006-09-05
2006-09-05
Gulakowski, Randy (Department: 1712)
Compositions
Light transmission modifying compositions
Displaying color change
C106S499000, C106S506000, C359S241000, C359S242000, C422S051000, C430S338000, C436S057000, C436S058000
Reexamination Certificate
active
07101497
ABSTRACT:
To detect an irradiated radiation efficiently, so that the dose can be measured with high sensitivity. A photochromic material comprising an illuminant(s) which emits a light when irradiated with a radiation and a diarylethene photochromic compound(s) having a specific structure, and a color dose meter employing it.
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Osuka et al., Synthesis and Photoisomerization of Dithienylethene-Bridged Diporphyrins, Journal of Organic Chemistry, 66, 3913-3923, May 3, 2001.
Irie et al., Radiation-Induced Coloration of Photochromic Dithienylethene Derivatives in Polymer Matrices, Bulletin of the Chemical Society of Japan, 73, 2385-2388, 2000.
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Masahiro Irie et al., “Radiation-Induced Coloration of Photochromic Dithienylethene Derivatives” Bull.Chem.Soc.Jpn., vol. 72, pp. 1139 to 1142, 1999.
Setsuko Irie, et al., “Radiation-induced coloration of photochromic dithienylethene derivatives”, Bull. Chem. Soc. Jpn., Vo. 72, pp. 1139-1142 1999.
Irie Masahiro
Irie Setsuko
Kijima Naoto
Nakamura Shinichirou
Tanaka Yuki
Gulakowski Randy
Irie Masahiro
Kugel Timothy J.
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