Stain-resistant, lightfast polyamide textile products and woolen goods and compositions and processes therefor
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United States of America Patent
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Jul 12, 1994
Issued Date -
N/A
app pub date -
Dec 4, 1992
filing date -
Jun 26, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention relates to an improved process for providing fibrous polyamide materials and wool materials with stain resistance and superior lightfastness that are more durable against alkaline washing. This is accomplished by treating the materials with an aqueous solution comprising a combination of a partially sulfonated novolak resin, methacrylic polymer and a soluble aluminum compound or a combination of a partially sulfonated novolak resin and a soluble aluminum compound. This invention additionally relates to polyamide and wool materials as treated by the aqueous solution for imparting stain resistance and superior lightfastness.
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