Patent ID: 11878083
Assignee: CONVATEC TECHNOLOGIES INC.
Field: Medical technology (Instruments)
Classification: CPC A  B  D | IPC A  B  D

Claim 5:
6. The method of claim 5, further comprising:
washing the fibres in water in a first wash bath;
washing the fibres in a second wash bath containing a water miscible solvent in a first concentration subsequent to washing the fibres in the first wash bath;
washing the fibres in a third wash bath containing a water miscible solvent in a second concentration higher than the first concentration subsequent to washing the fibres in the second wash bath;
washing the fibres in a fourth wash bath containing a water miscible solvent in a third concentration higher than second concentration subsequent to washing the fibres in the third wash bash; and
washing the fibres in a final wash bath containing a water miscible solvent in a fourth concentration higher than the third concentration subsequent to washing the fibres in the fourth wash bath.