Patent ID: 11920260
Assignee: RHODIA ACETOW GMBH
Field: Other special machines (Mechanical engineering)
Classification: CPC D  A  C  B | IPC A  B  C  D

Claim 18:
19. A process for making the fiber of filter tow according to claim 10, the process comprising at least one step wherein the at least one step is selected from the group of steps comprising: a) contacting the at least one basic additive and optionally the at least one inhibitor with the at least one polymer in a liquid phase comprising at least one solvent, and subsequently spinning the resulting mixture to obtain fibers comprising the polymer composition, or b) contacting the at least one basic additive with the at least one polymer, wherein at least part of the at least one polymer is in molten state, and subsequently extruding and/or film-blowing the mixture to obtain a fiber.