Surface sizing of paper with an acrylic copolymer where scum for

Details Surface sizing of paper with an acrylic copolymer where scum for Surface sizing of paper with an acrylic copolymer where scum for

1974-05-30

1977-06-21

Bashore, S. Leon

Paper making and fiber liberation

Processes and products

Non-fiber additive

162168N, 162168NA, 162173, 162175, 162177, 162180, 428514, D21H 344

Patent

active

040309703

ABSTRACT:
A process for surface sizing paper with a surface sizing composition, which comprises a copolymer of acrylic or methacrylic ester, alkali metal salts of acrylic or methacrylic acid, and acrylic or methacrylic acid, or ammonium or lower alkyl amine salts thereof, where substantially no scum forms in the press operation, even after 8 hours.

REFERENCES:
patent: 2999038 (1961-09-01), Drennen et al.
patent: 3726822 (1973-04-01), VON Bonin et al.
patent: 3876452 (1975-04-01), Anspon et al.
patent: 3925328 (1975-12-01), Shibahara et al.

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