Process for scouring and dyeing synthetic fibers in one-bath with a pH-adjusting agent
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United States of America Patent
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Feb 9, 1988
Grant Date -
N/A
app pub date -
Oct 21, 1985
filing date -
Jul 30, 1985
priority date (Note) -
Expired
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Abstract
According to the process of the invention, scouring and dyeing synthetic fibers can be carried out in one-bath. The process comprises the steps of preparing a dyeing solution comprising an alkalizing agent and a pH adjusting agent being able to generate acids by heating, putting unscoured synthetic fibers in said dyeing solution and then heating to dye said fibers at high temperature. The dyeing solution may comprise a surface active agent.
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