Composition for the delocalized marking of articles, its prepara

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond

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428206, 428212, 4284111, 428457, 428913, 283 72, B32B 300

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active

056702396

ABSTRACT:
A composition for the delocalized marking of articles, which makes the forging or improper use or exploitation of these articles difficult. It includes chemical elements having a K.sub..alpha. line of from 3.69 keV to 76.315 keV in defined distributions, the physical properties of these substances and/or their elemental and/or quantitative composition serving as delocalized information which cannot be discerned with the naked eye.

REFERENCES:
Database WPI, Week 9309, Derwent Publications Ltd., AN 93-069546 & HU-B-203212.
Derwent Abstract for DE 3445401 AN: 86-169995.

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