Photopolymer composition
AssigneeLG Chem, Ltd.
InventorsHeon KIM, Yeongrae CHANG, Seokhoon JANG, Se Hyun KWON
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Abstract
The present disclosure is to provide a photopolymer composition including a polymer matrix or a precursor thereof including a reaction product of a reactive isocyanate compound having a hydrogen bonding functional group capable of forming multiple hydrogen bonds and at least one isocyanate group, and a polyol having at least two hydroxyl groups; a photoreactive monomer; and a photoinitiator, a hologram recording medium produced from the photopolymer composition, an optical element including the photopolymer composition and a holographic recording method using the photopolymer composition.
Claims17
A photopolymer composition, comprising:
- a polymer matrix or a precursor thereof including a reaction product of a reactive isocyanate compound having a hydrogen bonding functional group capable of forming multiple hydrogen bonds and at least one isocyanate group, and a polyol having at least two hydroxyl groups;
- a photoreactive monomer;
- and
- a photoinitiator.
The hologram recording medium of claim, having a diffraction efficiency of 50% or 99.9%.
Dependencies are inferred from the claim text.