Recording sheets for ink jet printing
US6420016B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 23, 1999 |
| Grant date | Jul 16, 2002 |
| Priority date | — |
| Expiry date | Jul 23, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31768
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A recording sheet for ink jet printing comprising a support having coated onto said support at least one ink receiving layer and a gelatin containing absorption layer, characterized in that the absorption layer is situated between the support and the ink receiving layer and that it comprises a micelle forming compound selected fromsalts of branched or unbranched alkyl sulfates of formula CnH2n+1OSO3H, wherein n is from 5 to 25;salts of branched or unbranched alkyl phosphates of formula CnH2n+1OPO3H2, wherein n is from 5 to 25;substituted phenols of general formula (I)  wherein n is from 18 to 50;or salts of substituted phenols of general formula (II)  wherein n is from 5 to 55.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.