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US 2013/0273271 A1Published application
Recording medium for inkjet printing
AssigneeNewpage Corporation
InventorCharles E. Romano, JR.
Life of this patent
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Abstract
An inkjet recording medium and a coating composition for forming an inkjet recording medium. In accordance with one aspect of the present invention, an inkjet recording medium is disclosed comprising an inkjet-receptive coating on a paper substrate. The inkjet-receptive coating contains a synergistic combination of pigments, binder and a multivalent metal salt such that the inkjet recording medium exhibits improved inkjet print properties, particularly when printed with a high speed inkjet printer using pigmented inks
Claims12
An inkjet recording medium comprising:
- a paper substrate;
- and
- an inkjet-receptive coating comprising a primary pigment comprising a ground calcium carbonate having a median particle size (D50) of about 0.5-1.6 microns;
- a multivalent salt;
- a dispersant;
- and
- a binder wherein said binder is present in an amount from about 2 to 15 parts by weight of based on 100 parts total pigments.
4 more elements
Dependencies are inferred from the claim text.