Patents Assigned to BINZHOU HUA TEXTILE ENGINEERING TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
  • Method of continuous dyeing with reactive dyes in wet conditions
    Patent number: 11834781
    Abstract: The disclosure provides a method of continuous dyeing with reactive dyes in wet conditions, the method including: 1) adding fabric to a mixture of a dye liquor and an alkali through a one-bath-one-step method; 2) immersing the fabric pretreated in 1) in a padding liquor with an air film horizontal pad dyeing machine; 3) preheating the fabric after being treated in 2) at a temperature of 50-90° C.; and 4) rolling and batching the fabric after being treated in 3) at a temperature of 10-70° C. for 2-72 hours.
    Type: Grant
    Filed: July 20, 2021
    Date of Patent: December 5, 2023
    Assignees: HUAFANG CO., LTD, DONGHUA UNIVERSITY, BINZHOU HUA TEXTILE ENGINEERING TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Zhiping Mao, Hongyu Sun, Chunguang Li, Rongxia Jia, Yi Zhong, Hong Xu, Limin Wang, Qi Yu, Xiaomin Liu, Qingbo Lu, Chunying Sheng, Engang Lu, Qisheng Zhao, Wei Wu, Yamin Dai, Jinbo Wang