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US 2026/0022515 A2Published application
Process for dyeing textiles
AssigneesSanko Tekstil Isletmeleri San. Ve Tic. A.S., Rijksuniversiteit Groningen
InventorsNikola LONCAR, Jitka ERYILMAZ, Ece SENEL, Gokhan KAPLAN, Marco FRAAIJE, Ozgur COBANOGLU
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Abstract
This invention relates to a process and apparatus for dyeing of textiles, to an immobilized enzyme comprised in said apparatus required for carrying out the process, and to a method to produce enzymatically indigo and derivatives thereof.
Claims20
A method for the production of indigo or an indigo derivative by enzymatic synthesis that comprises the following steps:
- a′) converting tryptophan or a tryptophan derivative in the presence of at least a tryptophanase, to obtain indole or an indole derivative;
- b′) hydroxylating said indole or said indole derivative obtained in step a′) in the presence of at least an oxidizing enzyme, to obtain indoxyl or an indoxyl derivative;
- and
- c′) converting said indoxyl or said indoxyl derivative obtained in step b′) to indigo or an indigo derivative.
1 more element
Dependencies are inferred from the claim text.