Quinacridone solid solutions having unique styling applications
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United States of America Patent
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Aug 17, 1993
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N/A
app pub date -
Nov 26, 1991
filing date -
Nov 26, 1991
priority date (Note) -
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Abstract
This invention relates to quinacridone solid solutions containing (a) 95% to 5% by weight of 2,9-dimethoxyquinacridone, and (b) 5% to 95% by weight of 2,9-dichloroquinacridone, characterized by X-ray diffraction patterns that are different from the sum of the X-ray diffraction patterns of the individual quinacridone components. The invention further relates to the use of such solid solutions for pigmentation of fibers, plastics, coatings, printing inks, and the like.
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