Acidolysis process

Details Acidolysis process Acidolysis process

1975-11-28

1977-03-08

Phynes, Lucille M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 75M, C08G 6322

Patent

active

040111997

ABSTRACT:
Disclosed is an acidolysis process for preparation of terephthalate, isophthalate, hydroquinone type polyesters wherein the acidolysis process is conducted within a critical temperature range. Use of the critical temperature range provides a polyester with a low enough apparent melt viscosity to be prepared in commercial, gravity flow reactors.

REFERENCES:
patent: 3238178 (1966-03-01), Kibler et al.
patent: 3345331 (1967-10-01), Reese
patent: 3637595 (1972-01-01), Cottis et al.
patent: 3756987 (1973-09-01), Winnick
patent: 3759870 (1973-09-01), Economy et al.
patent: 3778410 (1973-12-01), Kuhfuss et al.
patent: 3790528 (1974-02-01), Tesaki et al.

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