Method of sizing paper

Details Method of sizing paper Method of sizing paper

1976-05-05

1977-08-09

Lindsay, Jr., Robert L.

Paper making and fiber liberation

Processes and products

Non-fiber additive

162184, 427391, D21D 300

Patent

active

040409007

ABSTRACT:
A size mixture comprising a substituted cyclic dicarboxylic acid anhydride and polyoxyalkylene alkyl or alkyl-aryl ether or the corresponding mono- or di-ester is used to size paper products. In accordance with a preferred embodiment the liquid size mixture is added directly to the paper stock system without prior emulsification.

REFERENCES:
patent: 3102064 (1963-08-01), Wurzburg et al.
patent: 3821069 (1974-06-01), Wurzburg
Schwartz "Surface Act Agents & Det." vol. II, p. 121.

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