Composition and production process for Fourdrinier fiberboard

Details Composition and production process for Fourdrinier fiberboard Composition and production process for Fourdrinier fiberboard

1975-04-10

1980-07-15

Bashore, S. Leon

Paper making and fiber liberation

Processes and products

Non-fiber additive

162152, 162183, D21H 328

Patent

active

042127041

ABSTRACT:
In a fiberboard composed of fibers bound together with a starch derivative produced by reacting maleic, phthalic, or succinic anhydride, or a combination of these anhydrides, with starch, an improvement in the Fourdrinier process for producing said fiberboard wherein the reaction product of the anhydride and starch is directly mixed, without drying, with fiber and other conventional ingredients, such as clay, and is then passed directly to the Fourdrinier machine.

REFERENCES:
patent: 2103318 (1937-12-01), Clapp
patent: 2197463 (1940-04-01), Bradner
patent: 2461139 (1949-02-01), Caldwell
patent: 2853484 (1958-09-01), Lolkema et al.
patent: 3069411 (1962-12-01), Hjermstad
patent: 3243340 (1966-03-01), Cadotte
patent: 3640925 (1972-02-01), Touzinski et al.
patent: 3644332 (1972-02-01), Mooth et al.
"The Dict. of Paper", 2nd Ed. (1951), Amer. Pulp & Paper Assoc., pp. 133, 180, 181, 262.

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