Multiple polyesterification process

Details Multiple polyesterification process Multiple polyesterification process

1976-06-03

1978-03-14

Phynes, Lucille M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C08G 6312

Patent

active

040790460

ABSTRACT:
A semi-continuous polyester esterification process employing continuous feeding and discontinuous withdrawal is combined with a plurality of batch polycondensation processes to produce outstanding polyester polymer with improved flexibility (of process and product) and efficiency.

REFERENCES:
patent: 3487049 (1969-12-01), Busot
patent: 3506622 (1970-04-01), Higgins
patent: 3849379 (1974-11-01), Jeurissen et al.
patent: 4008048 (1977-02-01), Hellemans et al.

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