Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1974-01-02
1976-08-17
Tillman, Murray
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
260 459D, 260 75N, C08G 6346
Patent
active
039753298
ABSTRACT:
There is disclosed improved hydrolytically and thermally stable industrial polyester yarns prepared by melt spinning a polyester resin in the presence of a carbodiimide selected from the group consisting of mono- and bis-carbodiimides wherein the amount of carbodiimide employed is equivalent to the concentration of COOH groups in the original resin plus the concentration of COOH groups generated when the original resin is extruded in the absence of carbodiimide.
REFERENCES:
patent: 3193522 (1965-07-01), Neumann et al.
patent: 3193523 (1965-07-01), Neumann et al.
patent: 3193524 (1965-07-01), Holtschmidt et al.
patent: 3193525 (1965-07-01), Kallert et al.
patent: 3692745 (1972-09-01), Molenaar
patent: 3776882 (1973-12-01), Witzler et al.
Barnewall James M.
Scheibelhoffer Anthony S.
Brunner F. W.
Danison, Jr. W. C.
The Goodyear Tire & Rubber Company
Tillman Murray
Wallace, Jr. J. M.
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