Holographic recording medium composition
AssigneeMitsubishi Chemical Corporation
InventorsKazuma INOUE, Ken SATO, Asato TANAKA
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Abstract
A holographic recording medium composition comprising components (a) to (d) below, wherein an amount of allophanate bond units contained in the component (a) relative to a total weight of the components (a) and (b) is 6.5×10−4 mol/g or more: component (a): an isocyanate group-containing compound; component (b): an isocyanate-reactive functional group-containing compound; component (c): a polymerizable monomer; and component (d): a photopolymerization initiator.
Claims16
A holographic recording medium composition comprising components (a) to (d) below, wherein an amount of allophanate bond units contained in the component (a) relative to a total weight of the components (a) and (b) is 6.5×10−4 mol/g or more:
- component (a):
- an isocyanate group-containing compound;
- component (b):
- an isocyanate-reactive functional group-containing compound;
- component (c):
- a polymerizable monomer;
- and
- component (d):
- a photopolymerization initiator.
Dependencies are inferred from the claim text.