Ethylene Glycol → Dimethyl terephthalate

Participants

Reaction Steps

A polyester is produced in known manner from 388 g of dimethyl terephthalate, 112 g of ethylene glycol and 75 g of glycerin, and mixed with 273 g of the reaction product of Example A, added thereto in two portions at a temperature of 180°-215° C. Subsequently the reaction product is worked up as described in Example 1, the obtained lacquer is diluted to a solid body content of 27% and the viscosity of 55 seconds, and copper wire is lacquered therewith.

Provenance & Evidence