Rhoplex N-580

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[Rohm & Haas] A registered trademark for an aqueous acrylic emulsion. Rhoplex® N-580 is composed of polybutyl acrylate. The emulsion has a solids content of 54-56% with a pH of 7.5-8.5. Rhoplex® N-580 dries to form a slightly tacky film. Rhoplex N-580 was discontinued in 2018.


  • Pressure sensitive adhesive
  • Securing small objects with drops prepared by curing on silicone release paper (Velagapudi et al. 2023)

Personal Risks

Collection Risks

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

° Rhoplex N-580 tested in 2013

Resources and Citations

  • Neeha Velagapudi, Emily Fryer, Sarah Murray, Kristen Ramsdale, Sebastian Denize, Sam Adshead, 'Finding a Temporary Adhesive for Securing Objects for Display in Earthquake-prone Regions' Studies in Conservation, 68(1), 36-42, 2023 link
  • Jane Down, Maureen MacDonald, Jean Te'treault, Scott Williams, Adhesive testing at the Canadian Conservation Institute-An evaluation of selected poly(vinyl acetate) and acrylic adhesives., Studies in Conservation, 41, 19-44, 1996
  • Book and Paper Group, Paper Conservation Catalog, AIC, 1984, 1989
  • Marie Svoboda, Conservation Survey Index, unpublished, 1997
  • Teri Hensick, contributed information, 1998
  • Conservation Materials Ltd., Catalog
  • Conservation Support Systems, Catalog, 1997