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Whiteness
After reading this article you will..
- understand that the Tint values should always be measured together with CIE Whiteness to check whether the CIE Whiteness value is valid.
- know that the optical brightener will have an effect on the CIE Whiteness results.
- know that the CIE Whiteness value is measured from the total visible light spectrum.
Material testing and product properties
- Why test pulp and paper?
- Fibre properties
- Papermaking properties of pulp
- Fluff pulps
- Chemical analysis of pulps
- General physical properties of paper and board
- Optical properties of paper
- End-use properties of printing papers
- End-use properties of packaging papers and boards
- Tissue papers
- Permanent papers
- Reliability of results in physical testing of pulp and paper
- Quality control at the mill
- Standardisation in pulp and paper testing
Authors & references
Edited by:
Petteri Maijanen, ABB
Original author:
Juhani Vaarasalo
Based on: Vaarasalo J., Optical properties of paper (Chapter 8). In: Levlin, J-E. & Sjöderhelm, L. (ed), Pulp and paper testing (Book 17), Papermaking Science and Technology. Jyväskylä. 1999. Fapet Oy. pp. 163-181.
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This page has been updated 06.04.2021