Holographic medium and process for use thereof

Radiation imagery chemistry: process – composition – or product th – Holographic process – composition – or product

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430 2, 430290, 4302801, 359 3, 522 25, 522 31, 522 29, 522 66, 522170, 522172, 522181, G03H 102

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057597219

ABSTRACT:
A holographic recording medium comprises an acid generator capable of producing an acid upon exposure to actinic radiation; a binder; and at least one monomer or oligomer capable of undergoing cationic polymerization initiated by the acid produced from the acid generator. This recording medium is not subject to the disadvantages (for example, oxygen sensitivity) associated with radical-polymerized prior art holographic recording media.

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