The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 10, 2021
Filed:
Jul. 23, 2019
The Hong Kong Research Institute of Textiles and Apparel Limited, Hong Kong, CN;
Edwin Yee Man Keh, Hong Kong, CN;
Lei Yao, Hong Kong, CN;
Alex Chan, Hong Kong, CN;
Mimi Hetti, Hong Kong, CN;
Yang Liu, Hong Kong, CN;
Hung Chan, Hong Kong, CN;
Wendy Yu, Hong Kong, CN;
Nano and Advanced Materials Institute Limited, Hong Kong, CN;
Abstract
Provided herein is a method for decolorizing textile materials under hydrothermal conditions using dye adsorbent materials. The process is non-toxic and environmentally friendly, and the adsorbent materials can be repeatedly used. The textile materials are textile materials dyeable with disperse dyes. Further provided is a system for decolorizing textile materials. The decolorization system is designed to allow the adsorbent materials to react with the textile materials in a contact manner and a non-contact manner.