Filmoplast tapes

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Filmoplast P
Credit: Keith Lawrence
Filmoplast P1
Credit: Keith Lawrence


[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


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


Some adhesives may yellow and become insoluble with time.

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)

Additional Information


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

Resources and Citations

  • 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

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