发明名称 Method of producing multicolor dyeings
摘要 Multicolored substrates, particularly nylon carpeting, are produced by applying combinations of a colorless reserving agent and an acid, direct or basic dye or mixture of dyes and fixing the reserving agent and the dye(s) simultaneously.
申请公布号 US4218217(A) 申请公布日期 1980.08.19
申请号 US19760665798 申请日期 1976.03.11
申请人 SANDOZ INC 发明人 REDD, LEWIS M JR
分类号 D06P1/00;D06P1/62;D06P1/645;D06P1/647;D06P5/12;(IPC1-7):D06P5/12 主分类号 D06P1/00
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