Storage stable water-dilutable epoxy based coating for metal foo

Chemistry of carbon compounds – Miscellaneous organic carbon compounds

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260 292EP, 260 332EP, 260 328EP, 260834, 428416, C08L 6302

Patent

active

041056140

ABSTRACT:
A resin is provided which is the adduct of a bisphenol and a diglycidyl ether of a bisphenol reacted with an anhydride to an Acid No. of 35 to 150. This resin is solubilized with a volatile amine, ammonia, or NH.sub.4 OH in a solvent mixture of water, alkoxyethanols, alcohols, and alkyl ethers of diethylene glycol and combined with an aminoplast to produce a coating composition utilizable to coat metal surfaces that will contact a food or beverage, such as in metal packaging containers.

REFERENCES:
patent: B526997 (1976-01-01), Tobias et al.
patent: 3840483 (1974-10-01), Guldenpfennlg et al.
patent: 3844998 (1974-10-01), Jeffery et al.
patent: 3847849 (1974-11-01), Lackner
patent: 3862914 (1975-01-01), Anderson et al.
patent: 3985695 (1976-10-01), Tobias et al.

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