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    • 6. 发明授权
    • Ultraviolet stability of aramid and aramid-blend fabrics by pigment dyeing or printing
    • 芳纶和芳纶混纺织物通过颜料染色或印花的紫外线稳定性
    • US06451070B1
    • 2002-09-17
    • US09684882
    • 2000-10-06
    • George M. KentKaren L. JohnsonDean R. GadouryRandy L. Mumford
    • George M. KentKaren L. JohnsonDean R. GadouryRandy L. Mumford
    • D06P502
    • D06P3/24D06P1/44D06P1/5221D06P1/5242D06P1/5257Y10S8/925
    • A process for improving the ultraviolet stability of aramid and aramid-blend fabrics by pigment printing or padding the fabrics. The pigment printing process comprises the steps of supplying an aramid textile fabric free of highly polar solvents and dye diffusion promoting agents; pigment printing the fabric by applying onto the fabric a print paste comprising pigment, binder, print paste thickener, and water, the print paste being substantially free of carriers; and drying, then curing the thus-treated fabric at a temperature and for a time sufficient to fix the pigment on the aramid fibers. The padding process comprises the steps of supplying an aramid textile fabric; padding the fabric by soaking in a padding liquor comprising pigment, binder, and water, the padding liquor being substantially free of carriers; and then passing the wet fabric through two rollers to remove excess padding liquor from the fabric; and drying, then curing the thus-treated fabric at a temperature and for a time sufficient to fix the pigment on the aramid fibers.
    • 一种通过颜料印花或织物填充来提高芳族聚酰胺和芳族聚酰胺混纺织物的紫外线稳定性的方法。 颜料印刷方法包括提供不含高极性溶剂和染料扩散促进剂的芳族聚酰胺纺织品的步骤; 通过在织物上涂布包含颜料,粘合剂,印刷浆糊增稠剂和水的印刷浆料,印刷浆料基本上不含载体而进行颜料印刷。 然后干燥,然后在足以将颜料固定在芳族聚酰胺纤维上的温度和时间下固化如此处理过的织物。 填料方法包括以下步骤:提供芳族聚酰胺织物; 通过浸泡在包含颜料,粘合剂和水的填充液中来填充织物,该填充液基本上不含载体; 然后将湿织物通过两个辊子以从织物中除去多余的填充液; 然后干燥,然后在足以将颜料固定在芳族聚酰胺纤维上的温度和时间下固化如此处理过的织物。
    • 9. 发明授权
    • Methods for deep shade dyeing of textile articles containing melamine fibers
    • 含有三聚氰胺纤维的纺织制品的深色染色方法
    • US06200355B1
    • 2001-03-13
    • US09467894
    • 1999-12-21
    • Dean R. Gadoury
    • Dean R. Gadoury
    • D06P164
    • D06P3/021D06P1/65125D06P3/001D06P3/241D06P3/8204Y10S8/92Y10S8/924
    • Methods for the deep shade dyeing of melamine fiber-containing textile articles include bringing an undyed melamine fiber-containing textile article into contact with a dye bath containing a dyestuff and an acid donor at a pH of greater than about 6.0 and an elevated dyeing temperature greater than about 100° C. for a time sufficient to dye the textile article with minimal loss of melamine fibers due to acid hydrolysis. Most preferably, the textile article or articles to be dyed is placed into the dye bath at ambient temperature, and thereafter the dye bath containing the textile article or articles to be dyed is heated to the elevated dyeing temperature, for example, at a rate of between about 0.5 to about 2.0° C. per minute. Suitable dyes include non-complexed acid dyes or acid dyes complexed with a metal (e.g., iron, cobalt, copper, aluminum or any transition metal). Suitable acid donors include butyrolactones, ethylene glycol monoformates and ethylene glycol diformates. The textile article may be formed entirely of melamine fibers or may be in the form of a blend of melamine fiber with at least one other type of fiber (e.g., aramid fibers).
    • 用于含三聚氰胺纤维的纺织品的深色染色方法包括使未染色的含三聚氰胺纤维的织物制品与含有染料和酸供体的染浴接触,pH值大于约6.0,染色温度升高 超过约100℃,足以染色纺织制品,由于酸水解导致三聚氰胺纤维损失最小。 最优选地,待染色的纺织制品或物品在环境温度下放置在染浴中,然后将含有待染色的纺织制品或制品的染浴加热至升高的染色温度,例如以 约0.5至约2.0℃/分钟。 合适的染料包括与金属(例如铁,钴,铜,铝或任何过渡金属)络合的非络合酸性染料或酸性染料。 合适的酸供体包括丁内酯,乙二醇单甲酸酯和乙二醇二甲酸酯。 纺织制品可以完全由三聚氰胺纤维形成,或者可以是三聚氰胺纤维与至少一种其它类型的纤维(例如芳族聚酰胺纤维)的混合物的形式。