Shaped article of cellulose hydrate with a coating of plastic ma

Details Shaped article of cellulose hydrate with a coating of plastic ma Shaped article of cellulose hydrate with a coating of plastic ma

1975-10-03

1978-06-27

Smith, Ronald H.

Coating processes

Interior of hollow article coating

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

Patent

active

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

REFERENCES:
patent: 1478968 (1923-12-01), Lenz et al.
patent: 2045349 (1936-06-01), Goodman
patent: 2230697 (1941-02-01), Prytikin
patent: 2375103 (1945-05-01), Harrison
patent: 3533808 (1970-10-01), Cameron
patent: 3539361 (1970-11-01), Coleman
patent: 3582364 (1971-06-01), Rose et al.
patent: 3749573 (1973-07-01), Froehlich
patent: 4002485 (1977-01-01), Hammer et al.

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