Modification of polyester products
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Dec 25, 1984
Grant Date -
N/A
app pub date -
Sep 9, 1983
filing date -
Dec 29, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for producing modified polyester products by the graft polymerization of vinyl monomers having an acidic group and replacing the acidic group with an alkali metal salt, the replacing being carried out after dyeing. By this process, decrease in strength and color fastness of polyester fibers can be avoided while giving the polyesters characteristics similar to those of cotton.
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