Patent ID: 6015621
Filing Date: 2000-01-18
Classification: G01J,G03C,Y10S,Y10T

Abstract:
An ultraviolet-sensitive dosimeter material comprising at least one diazonium compound featuring absorption in the ultraviolet wavelength range, said diazonium compound being formed by a diazonium salt of the formula: ##STR3## in which R.sub.1 is selected from the group consisting of H, halogen, C.sub.1 -C.sub.5 alkyl, C.sub.1 -C.sub.5 alkoxy and aryloxy, R.sub.2 is selected from the group consisting of H, halogen, C.sub.1 -C.sub.5 alkyl, C.sub.1 -C.sub.5 alkoxy, aryloxy, NR'HR"" (R', R"" being the same or differing alkyl compounds or heterocyclic amines), and COOR.sub.4 (where R.sub.4 is C.sub.1 -C.sub.5 alkyl), R.sub.3 is selected from the group consisting of H, C.sub.1 -C.sub.5 alkoxy, and X.sup.- is selected from the group consisting of diazo process anions and perfluorinated aliphatic or aromatic anions, and a binder.