桑蚕丝织物的儿茶素染色工艺  

Dyeing process of silk fabric with catechin

作　　者：余艳娥[1] 周方颖[1] 张素俭[1] 贺婕[1] 陈鑫 YU Yan′e;ZHOU Fangying;ZHANG Sujian;HE Jie;CHEN Xin(Jiangyin Polytechnic College,Jiangyin 214405,China)

机构地区：[1]江阴职业技术学院,江苏江阴214405

出　　处：《印染》2022年第2期33-35,共3页China Dyeing and Finishing

摘　　要：采用儿茶素对桑蚕丝织物进行染色,探讨媒染剂和媒染方法对染色效果的影响。优化的染色工艺为:后媒法染色,儿茶素3%(omf),硫酸铜3 g/L,染色温度80℃,染色时间30 min,染色pH为5.5,媒染温度80℃,媒染时间30 min。染色后织物色牢度优良,且大幅降低了对紫外线的透过率。The dyeing of silk fabrics with catechin is carried out,and the influences of mordant and mordant dye⁃ing methods on dyeing effect are discussed.The optimized dyeing process is post-mordant dyeing,catechin 3%(omf),copper sulfate 3 g/L,dyeing temperature 80℃,dyeing time 30 min,dyeing pH 5.5,mordant dyeing temperature 80℃,mordant dyeing time 30 min.The dyed fabric has excellent color fastness and greatly reduc⁃es the transmittance to ultraviolet light.

关 键 词：媒染 儿茶素 丝织物 

分 类 号：TS193.62[轻工技术与工程—纺织化学与染整工程]