Fluorescent dye for spinning

The invention discloses a fluorescent dye for spinning. The dye is prepared from, by weight, 100-120 parts of acrylic acid emulsion, 20-40 parts of polyurethane, 45-65 parts of polyester fiber, 10-18 parts of rubia cordifolia, 25-45 parts of flos carthami, 5-15 parts of peppers, 14-22 parts of coumarin derivative, 1-10 parts of sorbitol, 8-16 parts of sodium propionate, 10-30 parts of sodium chloride and 2-6 parts of fluorescent agents. The prepared dye has a high adhesion effect, is pure in color, can effectively improve the problem that a traditional dye is not ideal in fixation, and is suitable for popularization. 本发明公开了种纺织用荧光染料，包括以下重量份的原料：丙烯酸乳液100-120份、聚氨酯20-40份、聚酯纤维45-65份、茜草10-18份、红花25-45份、辣椒5-15份、香豆素衍生物14-22份、山梨糖醇1-10份、丙酸钠8-16份、氯化钠10-30份、荧光剂2-6份。本发明所制得的染料具有较强的附着效果，颜色纯正，可以有效改善传统的染料固色不理想的问题，适合推广。