Support material for recording layers

Details Support material for recording layers Support material for recording layers

2006-03-21

2006-03-21

Kruer, Kevin R. (Department: 1773)

Stock material or miscellaneous articles

Ink jet stock for printing

Physical properties of support specified

C428S032390, C428S330000, C428S341000, C428S403000, C428S513000

Reexamination Certificate

active

07014893

ABSTRACT:
A support material comprises a raw paper that may be coated on at least one side with a synthetic resin, and the raw paper or the resin coating on the raw paper is provided at least on the front side with a pigment layer wherein the pigment layer contains at least about 5% by weight of a pigment with a narrow grain size distribution, whereby at least about 70% of these pigment particles feature a size of less than 1 μm and at least 40% by weight of these particles feature a grain size of 0.35 to 0.8 μm, or in that the pigment coating is a structured calcium carbonate, for example surface-modified, and both embodiments feature improved surface properties.

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European Patent Office Search Report on European Application No. 01103793.4, mailed Dec. 11, 2002.

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