Page 28 - Bresciani Paper Conservation

Conservation board
BRESCIANI
Materiali ed Attrezzature
per il Restauro e la Conservazione
K050 – black
A compact and very sturdy, black coloured (dyed throughout) conservation quality board with excellent processing characteristics, ideal for conservation quality picture framing, mounting and matting. The board has high abrasion resistance and is extremely lightfast (approx. 7 – 8 in accordance with the wool scale). It is dyed evenly solid black and has passed the Photographic Activity Test (PAT) in accordance with ISO 18916.
Cuttings: For orders > 1 packaging unit, rough and readily cuts free of charge. Other sizes on request.
•100 % bleached cellulose
•Without the usage of recycling fibres
•Free of wooden fibres
•Kappa level 1 - 2 = lignin-free
•pH 7.5 - 10.0 = acid-free (in accordance with ISO 6588-1:2005)
•Alkaline buffer > 3 % natural calcium carbonate (GCC)
•Sizing: neutral/synthetic (without alum additive)
•Without optical brightening agents (OBA-free)
•Lightfastness 7- 8 (= extremely good) in accordance with the wool scale (ISO 105- B02)
•Photographic Activity Test (PAT) passed in accordance with ISO 18916:2007
Glue used for lamination
•Dispersion glue free of solvents and plasticizers (softening agents)
•pH approx. 7.0
•Photographic Activity Test (PAT) passed in accordance with ISO 18916:2007
DIN EN ISO 9706:2010 Information and documentation - Paper for documents - Requirements for permanence
ANSI/ NISO Z.39.48:1992 American National Standard for Permanence of Paper for Publications and Documents in Libraries and Archives
DIN 6738:2007 Highest level of permanency LDK 24-85
Item
Thickness (mm)
Size (cm)
Weight (gsm)
Shts./unit
Colour
K050-050
0.5
80 x 120
360
40
solid black
BRESCIANI s.r.l. - via Breda 142 - 20126 Milano - tel. 02.27002121 r.a. - fax 02.2576184 www.brescianisrl.it - e-mail: info@brescianisrl.it Pag.27/97