Storage stable water-dilutable epoxy based coating for metal foo

Details Storage stable water-dilutable epoxy based coating for metal foo Storage stable water-dilutable epoxy based coating for metal foo

1978-05-15

1979-04-24

Nielsen, Earl A.

Food or edible material: processes, compositions, and products

Packaged or wrapped product

Canned

260 294R, 260834, 528104, 528112, C08L 6302

Patent

active

041513053

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: 3056762 (1962-10-01), Tringali
patent: 4043963 (1977-08-01), Anderson
patent: 4059550 (1977-11-01), Shimp
patent: 4092295 (1978-05-01), Takamori et al.

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