IP Library Granted Patent US 8,016,979
Granted Patent B2
US 8,016,979 · App. 12/223,408 · Granted Sep 13, 2011

Chemical solution-containing thin paper

Assignee: Daio Paper Corporation
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Quick Facts
Patent No.
US 8,016,979
App. No.
12/223,408
Granted
Sep 13, 2011
Kind
B2
Abstract

A chemical solution-containing thin paper wherein a chemical solution is contained in an amount of 5 to 40% by weight with respect to base paper, powders are included in an amount of 0.1 to 30% by weight with respect to the chemical solution, the powders are formed by blending first powders each having an average particle size of 3 to 15 μm and second powders each having an average particle size of 15 to 40 μm with a weight ratio of the first powders with respect to the second powders of 0.1:1.9 to 1.9:0.1, and the chemical solution does not include an adhesive ingredient.

Claims (6)

1. A chemical solution-containing thin paper wherein

a chemical solution is contained in an amount of 5 to 40% by weight with respect to base paper,

powders are included in an amount of 0.1 to 30% by weight with respect to the chemical solution,

the powders are formed by blending first powders each having an average particle size of 3 to 15 μm and second powders each having an average particle size of 15 to 40 μm with a weight ratio of the first powders with respect to the second powders of 0.1:1.9 to 1.9:0.1, and

the chemical solution does not include an adhesive ingredient.

2. The chemical solution-containing thin paper according to claim 1 wherein the first powder is talc and the second powder is starch.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 30, 2008
From: KONUMA, ATSUSHI
To: DAIO PAPER CORPORATION
Reel/Frame 021353/0989 →
Priority Claims (1)
JP 2006-023928 · Jan 31, 2006 · national
Continuity (1)
Related Publication 20090008052A1 · Jan 8, 2009