Invention Application
- Patent Title: Modification of printed and dyed materials
- Patent Title (中): 打印和染色材料的修改
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Application No.: US10287135Application Date: 2002-11-04
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Publication No.: US20030121111A1Publication Date: 2003-07-03
- Inventor: Caroline Shi , Sonja Salmon , Hui Xu
- Applicant: Novozymes North America, Inc.
- Applicant Address: NC Franklinton
- Assignee: Novozymes North America, Inc.
- Current Assignee: Novozymes North America, Inc.
- Current Assignee Address: NC Franklinton
- Main IPC: D06P001/00
- IPC: D06P001/00

Abstract:
The present invention relates to methods and compositions for removing excess dye from dyed and/or printed materials, such as, textile materials dyed with disperse dyes, by treating a dyed or printed material with an esterase. The improvements resulting form the present invention include, for example, improvements in the washfastness, the wetfastness, the crockfastness, sublimation, and/or the quality of the color, such as, brightness, of dyed and/or printed materials. The present invention also relates to methods for printing or dyeing a material by dyeing or printing the material with a combination of a dye that is affected by esterase treatment and a dye that is not affected by esterase treatment, and after dyeing or printing the material, discharging residual dye by treating the material with an esterase.
Public/Granted literature
- US06780202B2 Modification of printed and dyed materials Public/Granted day:2004-08-24
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