Method for preparing starch based corrugating adhesives using wa

Details Method for preparing starch based corrugating adhesives using wa Method for preparing starch based corrugating adhesives using wa

1990-04-12

1991-03-19

Dixon, Jr., William R.

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

106214, C09D 400

Patent

active

050007882

ABSTRACT:
A starch based adhesive for use in manufacturing corrugated paper and board is prepared in a single preparation tank 20 by admixing, under high shear vortex mixing, a first portion of aqueous medium, a first starch portion, an aqueous sodium hydroxide, a borating additive, a second portion of aqueous medium and a second starch portion to produce a finished starch adhesive. At least one of the first and second portions of aqueous medium comprises a mixture of fresh water and recycled wash water selected from the group consisting essentially of untreated flexographic printing press wash water, untreated corrugator wash water, and mixtures thereof.

REFERENCES:
patent: 3970467 (1976-07-01), Voight et al.

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