Recording medium

Incremental printing of symbolic information – Ink jet – Medium and processing means

Reexamination Certificate

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Details

C347S106000, C427S146000, C427S152000, C428S032250, C428S032320, C428S032370

Reexamination Certificate

active

06945646

ABSTRACT:
A recording medium includes a substrate and an ink-receiving layer provided on the substrate, wherein the ink—receiving layer includes an alumina hydrate having a boehmite structure, an average particle thickness of 2.0 to 6.0 nm and a crystallite size of 5.0 to 8.0 nm in a direction of a (020) plane, and the recording medium has a degree of parallelization of 30 to 1,000.

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Josef Ro{hacek over (c)}ek, et al., “Porous Structure of Aluminium Hydroxide and its Content of Pseudoboehmite”, Applied Catalysis, vol. 74, (1991) pp. 29-36.

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