Methyl methacrylate production

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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560218, C07C 6720, C07C 6762

Patent

active

046688188

ABSTRACT:
In the process for the preparation of methyl methacrylate, the addition of aromatic diamine in an acidic environment reduces yellow color in the polymerized product.

REFERENCES:
patent: 2042458 (1936-06-01), Crawford
patent: 2816135 (1957-12-01), Healy
patent: 2890101 (1959-06-01), Borrell et al.
patent: 2917538 (1959-12-01), Carlyle
Hiramoto, Hiroo et al., Chemical Abstracts vol. 82 (1975) #140,729n.
Chernysheva, R. I. et al., Chemical Abstracts vol. 89 (1978) #90, 616v.

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