Colorant dispersion for an ink

US9017468B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9017468-B2
Application numberUS-201213455914-A
CountryUS
Kind codeB2
Filing dateApr 25, 2012
Priority dateApr 25, 2012
Publication dateApr 28, 2015
Grant dateApr 28, 2015

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

A colorant dispersion for an ink includes a liquid medium and metal oxide particles dispersed in the liquid medium. The metal oxide particles include a mixture of i) metal oxide particle cores having an organic ligand interacted with respective surfaces thereof, ii) metal oxide particle cores having the organic ligand chemically bonded to respective surfaces thereof, and iii) products of a reaction between metal ions on respective surfaces of metal oxide particle cores and the organic ligand. The organic ligand is chosen from an organic ligand having a phenol group, an organic ligand having a carboxylate group, an organic ligand having an amine group, or combinations thereof. The metal oxide particles exhibit a color that is different from a natural color of the metal oxide particle core.

First claim

Opening claim text (preview).

What is claimed is: 1. A colorant dispersion for an ink, comprising: a liquid medium; metal oxide particles dispersed in the liquid medium, the metal oxide particles including a mixture of i) metal oxide particle cores having an organic ligand interacted with respective surfaces thereof, ii) metal oxide particle cores having the organic ligand chemically bonded to respective surfaces thereof, and iii) products of a reaction between metal ions on respective surfaces of metal oxid…

Assignees

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Classifications

  • C09D11/037Primary

    Chemistry & Metallurgy · mapped topic

  • Chemistry & Metallurgy · mapped topic

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What does patent US9017468B2 cover?
A colorant dispersion for an ink includes a liquid medium and metal oxide particles dispersed in the liquid medium. The metal oxide particles include a mixture of i) metal oxide particle cores having an organic ligand interacted with respective surfaces thereof, ii) metal oxide particle cores having the organic ligand chemically bonded to respective surfaces thereof, and iii) products of a reac…
Who is the assignee on this patent?
Adamic Raymond, Kasperchik Vladek, Jakubek Vladimir, and 1 more
What technology area does this patent fall under?
Primary CPC classification C09D11/037. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Apr 28 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).