Claims
- 1. A spinneret comprising a metal plate having upper and lower surfaces connected by a passage, said passage exiting said lower surface in a capillary length having a slotted configuration defined by a continuous straight sidewall upstanding with respect to said lower surface, said sidewall having directly opposed portions that taper to said lower surface at an included angle of greater than about 3 degrees, said capillary length having a length of between 0.40 mm and 1.0 mm and a width of between 0.050 mm and 0.130 mm.
- 2. The spinneret of claim 1 wherein said included angle is between about 3 and about 20 degrees.
BACKGROUND OF THE INVENTION
This application is a continuation-in-part of application Ser. No 07/430,944 filed Nov. 2, 1989 now abandoned which in turn is a continuation of application Ser. No. 07/273,069 filed Nov. 18, 1988 and is now abandoned.
US Referenced Citations (14)
Non-Patent Literature Citations (1)
Entry |
Perry, R. H. and Green, D. W. "Chemical Engineer's Handbook", pp. 2344, 2345, 6th Edition, Donnelley & Son Co. (1984). |
Continuation in Parts (2)
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Number |
Date |
Country |
Parent |
430944 |
Nov 1989 |
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Parent |
273069 |
Nov 1988 |
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