Alum bath

Description

In papermaking, an alum bath refers to an aqueous solution of Aluminum sulfate. The solution is sponged on paper prior to marbling. It acts as a surfactant and mordant to attract and bind the colorants to the paper.

Authority

Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982

Alum bath

Description

Authority

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Alum bath

Description

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