Recording paper and method of preparing the same

Details Recording paper and method of preparing the same Recording paper and method of preparing the same

1995-11-07

1999-01-12

Zitomer, Fred

Stock material or miscellaneous articles

Composite

Of carbohydrate

428207, 4283044, 4283088, 4283148, 4285375, B32B 2900

Patent

active

058585559

ABSTRACT:
Provided are a recording paper comprising a support paper coated on one side with a recording layer and a method of preparing the same: with the recording layer comprising 60-95 weight % of a pigment and 40-5 weight % of a water base binder and having a thickness of from 3 to 30 .mu.m; wherein the surface roughness by ten point height on the recording layer surface is from 1 .mu.m to 4 .mu.m, the specular glossiness the recording layer surface at 75 degrees according to JIS P8142 is from 70% to 100%, and the part extending to the depth of at least 3 .mu.m below the top surface has a hole distribution curve having at least peak showing an average pore diameter within the range of 0.1 to 1.0 .mu.m and a height ranging from 0.1 to 1.0 ml/g with respect to pore volume when measured with a porosimeter of mercury intrusion type.

REFERENCES:
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patent: 4746646 (1988-05-01), Nakanishi et al.
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patent: 5008231 (1991-04-01), Yoshizawa et al.
patent: 5281467 (1994-01-01), Shimada et al.
patent: 5320898 (1994-06-01), Yoshida et al.
patent: 5397619 (1995-03-01), Kuroyama et al.
patent: 5411798 (1995-05-01), Funae et al.
patent: 5468564 (1995-11-01), Ohtani et al.

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