Naphthenic acid esters as dispensing agents for pigment additives and products incorporating same
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United States of America Patent
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Aug 1, 1995
Issued Date -
N/A
app pub date -
Sep 14, 1994
filing date -
Feb 5, 1993
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Abstract
The present invention provides for novel pigment-dispersant compositions, incorporating various pigments, such as for example carbon blacks, comprising dispersants which are esters of naphthenic acid, and higher and lower analogs thereof. The invention also provides for, processes for the preparation thereof and coating and rubber compositions comprising same. The dispersing agents employed the present invention have been found to be particularly useful as dispersing agents for conductive carbon black and other pigments.
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