Catalyst and process for producing polyester

Details Catalyst and process for producing polyester Catalyst and process for producing polyester

1995-06-08

1996-04-30

Acquah, Samuel A.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

528275, 528280, 528285, 528295, 528302, 528308, 5283081, 5283086, 5283088, 528296, 428 357, 428364, 524777, 524785, 524786, B32B 108

Patent

active

055123406

ABSTRACT:
A cobalt/aluminum/chlorine catalyst for the polymerization of polyesters of terephthalic acid and an ethylene glycol, a process for the preparation of such catalysts, a process for the polymerization of terephthalic acid and an ethylene glycol, a process of spinning fibers of such polymers where reduced spinneret wiping is achieved, and fibers of such polyesters containing catalyst residues of cobalt/ aluminum/chlorine, and films or bottles of said polymer.

REFERENCES:
patent: 4590259 (1986-05-01), Kosky et al.
patent: 5116938 (1992-05-01), Engel-Bader et al.
patent: 5166311 (1992-11-01), Nichols

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