C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 11/10 (2006.01) B41M 5/52 (2006.01) C09D 129/04 (2006.01) C09D 131/04 (2006.01) B41M 5/00 (2006.01)
Patent
CA 2284469
A coating composition for an ink jet recording medium comprises an aqueous suspension of absorptive silica pigment, a polyvinyl alcohol binder, and a cationic fixing agent. The composition is dispersed at pH values in the range of 4.0 to 7Ø The pigment is preferably a mixture of 75% or more silica gel having a pore volume of 0.5-1.5 cc/g, and 10% or more alumina or alumina hydrate. A method for making down the coating composition and applying it to a substrate is also disclosed.
Schliesman Leonard J.
Spreda Karen K.
Tritz Leland O.
Consolidated Papers Inc.
Macrae & Co.
Newpage Wisconsin System Inc.
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