Dyeing method of photographic polyester support
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United States of America Patent
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Nov 17, 1998
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N/A
app pub date -
Jan 31, 1997
filing date -
Oct 28, 1994
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Abstract
A method for dyeing a photographic polyester support is disclosed, comprising the use of transparent pellets and a dye granulated so as to satisfy the requirements that: (1) the particle size is 50% or more; (2) the angle of repose is 60.degree. or less; and (3) the particle hardness is from 160 to 400 g on average and has a lower limit of 50 g.
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