abstract |
THE PRESENT INVENTION CONCERNS A MEDIUM FOR RECORDING LUMINOUS SIGNALS IN THE VISIBLE OR INFRARED, CHARACTERIZED IN THAT IT CONTAINS AT LEAST: A. A MONOMER POLYMERIZABLE BY RADICAL PRIMING, B. AN OXIDIZABLE COMPOUND BY PHOTOSENSITIZATION FORE SUPPLY CHEMICAL WHICH, BY ACTION OF A RADIATION OF APPROPRIATE WAVELENGTH, RELEASES INITIAL RADICALS FOR THE POLYMERIZATION OF MONOMER A, C. A PHOTOSENSITIZER FOR THE REACTION OF B AND ABSORBING IN THE VISIBLE OR INFRARED. |