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[Conservator's Products, Chatham NJ] A registered trademark for a thermoplastic, elastomeric polymer mixture. BEVA® 371 was developed by Gustav Berger in 1970. It is composed of Elvax (ethylene vinyl acetate [EVA] copolymer), Ketone Resin N (polycyclohexanone), A-C copolymer (EVA), Cellolyn 21 (phthalate ester of hydroabietyl alcohol) and paraffin. BEVA® 371 is an opaque gel at room temperature that produces a matte, waxy finish. It has been used for relining paintings and as a consolidant for paintings, leather and textiles.

Synonyms and Related Terms

BEVA 371 (sp)


Physical and Chemical Properties

Soluble in naphtha, toluene, acetone and ethanol.

Melting Point 50-55

Additional Information

° G. Berger "Heat-Seal Lining of a Torn Painting with BEVA 371", Studies in Conservation 20:126-151, 1975.

° Talas: Website

° Lisa Kronthal, Judith Levinson, Carole Dignard, Ester Chao, Jane Down, 'Beva 371 and its Use as an Adhesive for Skin and Leather Repairs: Background and a Review of Treatments' JAIC 42(2), 2003.

Sources Checked for Data in Record

  • 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  • Marie Svoboda, Conservation Survey Index, unpublished, 1997
  • Meredith Montague, contributed information, 1998
  • Conservation Support Systems, Catalog, 1997

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