Buffered paper

Description

A paper that contains an alkaline filler. The purpose of the alkaline filler is to react with any acidic degradation products thereby minimizing the destructive reaction of acids on cellulose. Buffered papers and boards most often contain about 3% calcium carbonate as an alkaline reserve.

See also Acid-free paper, and Alkaline reserve.

Synonyms and Related Terms

buffered acid-free

Collection Risks

Not recommended for use with photographs or proteinacouse media.

Additional Information

Links to Oddy Test results posted on AIC Wiki Materials Database Pages for individual materials below

° 500 Year^TMbuffered envelopes Tested in 2003

Sources Checked for Data in Record

• Marjorie Shelley, The Care and Handling of Art Objects, The Metropolitan Museum, New York, 1987

• Website address 1 Comment: SPNCH at http://www.spnhc.org/concom/supplies_cdn.htm