In order to overcome the disadvantage of low rubfastness of conventional pigment dyeing , a new type covering pigment with ultramicro azo dye as core and acrylate adhesive as shell was presented.

克服常规涂染色摩擦牢度低的弊病,作采用以微偶氮核,以丙烯酸酯类粘合剂壳的新型包覆体染色新的探索途径。