Process for the preparation of high-boiling acrylates and methac

Details Process for the preparation of high-boiling acrylates and methac Process for the preparation of high-boiling acrylates and methac

1989-10-05

1991-01-08

Killos, Paul J.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

560218, C07C 6702

Patent

active

049837613

ABSTRACT:
A method of preparing high-boiling acrylates and methacrylates with low color indices by means of the transesterification of methyl acrylate and methacrylate with polyvalent alcohols is known ways which is characterized in that the product is subjected, after the separation of the catalyst, to a short-path evaporation at a bottom temperature of 110.degree. to 170.degree. C. and a pressure of 0.01 to 10 mbar.

REFERENCES:
patent: 4791221 (1988-12-01), Gabillet

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