Filler for ink jet recording paper

Details Filler for ink jet recording paper Filler for ink jet recording paper

1988-06-09

1990-04-10

Doll, John

Chemistry of inorganic compounds

Silicon or compound thereof

Oxygen containing

106482, 423338, C01B 3312

Patent

active

049159232

ABSTRACT:
Disclosed is a filler for ink jet recording paper, said filler being composed of amorphous silica having a median diameter, measured by the coulter counter method, of 2 to 15 .mu.m, an oil absorption of at least 180 ml/100 g, a refractive index, measured by the solvent method, of at least 1.450, and a moisture absorption, measured when it is caused to absorb moisture for 200 hours at a relative humidity of 90% and a temperature of 25.degree. C., of at least 35%.

REFERENCES:
patent: 4040858 (1977-08-01), Wason
patent: 4440827 (1984-04-01), Miyamoto et al.

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