Precipitated encapsulated paper pigments and methods

Details Precipitated encapsulated paper pigments and methods Precipitated encapsulated paper pigments and methods

1991-09-16

1993-06-15

Lesmes, George F.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

106461, 106466, 106469, 106482, 106486, 1621811, 1621816, 1621817, 428404, B32B 904, C09C 102, D21H 1768, D21H 1769

Patent

active

052196607

ABSTRACT:
A composite pigment product useful as a paper filler pigment comprises a substantially inert mineral nucleus coated with a substantially continuous uniform coating of an active paper pigment. The active paper pigment coating is preferably formed in situ under alkaline conditions.

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