permanent paper (uncountable)
- A type of acid-free paper designed for long-term storage, standardized as ISO 9706.
2000, Rolf Dahlø, “The Rationale of Permanent Paper”, in Ralph W. Manning, Virginie Kremp, editors, A Reader in Preservation and Conservation, Walter de Gruyter, →ISBN, page 60:A copy on permanent paper stored in a safe environment may preserve information for a very long time.
See also
edit