发明名称 Method for producing multicolored carpet
摘要 A method of producing a multicolored textured carpet comprises blending a polyamide polymer and a color pigment to form a melt blend, extrusion spinning the melt blend to form pigmented polyamide yarns, tufting (1) the pigmented polyamide yarns and (2) white dyeable polyamide yarns into a carpet, and overdyeing the carpet with an amount of acid dye sufficient to produce the multicolored textured carpet. The color pigment and the acid dye are selected to provide desired multicolored effect in the carpet. The multicolored textured carpet having deeper color and dye light fastness is also disclosed.
申请公布号 US2008016625(A1) 申请公布日期 2008.01.24
申请号 US20060491748 申请日期 2006.07.24
申请人 INVISTA NORTH AMERICA S.AR.L. 发明人 RAO SUNDAR MOHAN
分类号 C11D3/00 主分类号 C11D3/00
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