Stabilizing aqueous inkjet ink compositions
US-2024400846-A1 · Dec 5, 2024 · US
Water-based ink for ink-jet recording, ink cartridge, ink-jet recording apparatus, and ink-jet recording method
US8944581B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8944581-B2 |
| Application number | US-201314036274-A |
| Country | US |
| Kind code | B2 |
| Filing date | Sep 25, 2013 |
| Priority date | Nov 15, 2012 |
| Publication date | Feb 3, 2015 |
| Grant date | Feb 3, 2015 |
How to read this patent
A practical reading order for non-experts. Skip the full description unless you need deep technical detail.
- Title
What the patent document calls the invention.
- Abstract
A short plain-language summary of the technical disclosure.
- Assignees and inventors
Who owns or filed the patent and who is credited as inventor.
- Key dates
Filing, priority, publication, and grant dates set the timeline.
- First independent claim
The legal scope of protection — read this for what is actually claimed.
- CPC / IPC classifications
Technology tags used to group this patent with similar filings.
- Citations and related patents
Prior art links and similar publications in this corpus.
Abstract
Official abstract text for this publication.
There is provided a water-based ink for ink-jet recording, including: a self-dispersible pigment modified by sulfonic acid group; glycerol; diethylene glycol; a penetrant; and water, wherein the glycerol and the diethylene glycol satisfy the following condition (i): 0.01≦DEG/(Gly+DEG)≦0.11 (i) in the condition (i), Gly represents an amount of the glycerol in the water-based ink (% by weight); and DEG represents an amount of the diethylene glycol in the water-based ink (% by weight).
First claim
Opening claim text (preview).
What is claimed is: 1. A water-based ink for ink-jet recording, comprising: a self-dispersible pigment modified by sulfonic acid group; glycerol; diethylene glycol; a penetrant; and water, wherein the glycerol and the diethylene glycol satisfy the following condition (i): 0.01≦DEG/(Gly+DEG)≦0.08 (i) in the condition (i), Gly represents an amount of the glycerol in the water-based ink (% by weight); and DEG represents an amount of the diethylene glycol in the wat…
Assignees
Inventors
Classifications
Operations & Transport · mapped topic
Operations & Transport · mapped topic
- C09D11/322Primary
Chemistry & Metallurgy · mapped topic
Patent family
Related publications grouped by family.
External sources
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What does patent US8944581B2 cover?
- There is provided a water-based ink for ink-jet recording, including: a self-dispersible pigment modified by sulfonic acid group; glycerol; diethylene glycol; a penetrant; and water, wherein the glycerol and the diethylene glycol satisfy the following condition (i): 0.01≦DEG/(Gly+DEG)≦0.11 (i) in the condition (i), Gly represents an amount of the glycerol in the water-based ink (% by weigh…
- Who is the assignee on this patent?
- Hayashi Chisato, Brother Ind Ltd
- What technology area does this patent fall under?
- Primary CPC classification C09D11/322. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Feb 03 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).