B - Operations – Transporting – 29 – B
Patent
B - Operations, Transporting
29
B
18/1214, 18/800
B29B 7/48 (2006.01) C08F 8/50 (2006.01)
Patent
CA 1240119
TITLE EXTRUSION FINISHING OF PERFLUORINATED COPOLYMERS ABSTRACT OF THE DISCLOSURE Unstable backbone links in melt-processible tetrafluoroethylene copolymers can be reduced by subjecting the copolymer to high shear in a chamber such as a twin-screw extruder.
472128
Morgan Richard A.
Sloan William H.
E. I. Du Pont de Nemours And Company
Mccallum Brooks & Co.
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