Shaped article of cellulose hydrate with a coating of plastic ma

Coating processes – Interior of hollow article coating

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427394, 427399, 106136, 106124, 106154R, 260119, 260112R, 260123, 428 36, 428464, 1381181, 426105, B05D 702, B05D 722, A22C 1300

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040976238

ABSTRACT:
This invention relates to a process for coating the surface of a shaped article of cellulose hydrate with a layer of polymer material which comprises applying to the surface of a shaped article in the gel state and based on cellulose hydrate, a liquid layer of an aqueous solution of a chemically modified protein obtained by mixing an aqueous alkaline protein solution with an aqueous solution of N-methylol-acrylamide or N-methylol-methacrylamide or of the alkoxy derivatives thereof of aliphatic alcohols with 1 to 8 carbon atoms, particularly of organic, tetrafunctional, doubly unsaturated compounds of the general formula ##STR1## in which R.sub.1 and R.sub.2 are hydrogen or an alkyl group with 1 to 6 carbon atoms, and

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patent: 3749573 (1973-07-01), Froehlich
patent: 4002485 (1977-01-01), Hammer et al.

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