Ink jet recording medium
US8592011B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Apr 18, 2011 |
| Grant date | Nov 26, 2013 |
| Priority date | — |
| Expiry date | Dec 3, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41M2205/42
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
In an ink jet recording medium having at least two ink receiving layers, the total content of boric acid, a borate, and a water-soluble zirconium salt of a lower ink receiving layer located close to a support substrate to the total content of alumina and an alumina hydrate thereof is higher than the total content of boric acid, a borate, and a water-soluble zirconium salt of an upper ink receiving layer located apart from the support substrate to the total content of alumina and an alumina hydrate thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.