Filmoplast tapes

Filmoplast P
Credit: Keith Lawrence

Filmoplast P1
Credit: Keith Lawrence

Description

[Neschen AG] A registered trademark for a series of transparent adhesive tapes. The Filmoplast tapes use either clear tissue or white paper carriers and a pH-neutral to alkaline, non-yellowing, water-based acrylic dispersion adhesive (Arenstein et al. 2019).

• Filmoplast P: tissue carrier acid-free mending tape
• Filmoplast P1: translucent paper carrier
• Filmoplast P90: paper carrier with gummed adhesive that is a water activated acrylic dispersion
• Filmoplast R: Japanese mulberry paper carrier buffered with magnesium carbonate. It has an acrylic adhesive.

Filmoplast P 90
Credit: Keith Lawrence

Applications

• Invisible dry mending of paper documents
• Acid-free mending tape for reparing joints or damaged edges

Collection Risks

Some adhesives may yellow and become insoluble with time. Links to Oddy Test results posted on AIC Wiki Materials Database Pages for individual materials below

• Filmoplast P90 tested in 2013

• Filmoplast P90 tested in 1997

Physical and Chemical Properties

• Filmoplast P: pH = 8.8 (unaged tape) and 8.1 (aged tape)
• Filmoplast P90: pH = 9.1 (unaged tape) and 7.8 (aged tape)
• Filmoplast R: pH = 8.9 (unaged tape)

Resources and Citations

• www.preservationequipment.com
• Rachael Perkins Arenstein, Lisa Goldberg, and Eugenie Milroy, ‘Support and Rehousing for Collection Storage’ In ‘Preventive Conservation: Collection Storage’ Lisa Elkin and Christopher A. Norris (eds.), Society for the Preservation of Natural History Collections, New York. 2019.

• Pam Hatchfield, Pollutants in the Museum Environment, Archetype Press, London, 2002