Ink compositions
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United States of America Patent
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Jun 2, 1998
Grant Date -
N/A
app pub date -
Jun 17, 1996
filing date -
Jun 17, 1996
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Abstract
An aqueous ink jet ink composition comprising pigment, water, and an (A.sub.n -B.sub.m) block copolymer wherein n represents the degree of polymerization of A and m represents the degree of polymerization of B, wherein A is styrene, and B is acrylic acid.
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