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Process for extruding polyethylene |
| T978005 |
Process for extruding polyethylene
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| Patent Drawings: | |
| Inventor: |
Funck |
| Date Issued: |
January 2, 1979 |
| Application: |
05/891,063 |
| Filed: |
March 28, 1978 |
| Inventors: |
Funck; Dennis L. (Wilmington, DE)
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| Assignee: |
Alcan Aluminum Corporation (Cleveland, OH) |
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| U.S. Class: |
264/237; 264/564; 264/85 |
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| International Class: |
B29C 47/00 |
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| Abstract: |
a process is provided wherein polyethylene is melt-extruded in tubular form while simultaneously maintaining an environment of an inert gas such as nitrogen internally of the tubular form of polyethylene to preclude formation of a layer of large spherulites. |
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