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Molecular Weight of Lignin Fractions Leached from Unbleached Kraft Pulp Fibers

✍ Scribed by Favis, B. D.; Yean, W. Q.; Goring, D. A. I.


Book ID
118000089
Publisher
Taylor and Francis Group
Year
1984
Tongue
English
Weight
273 KB
Volume
4
Category
Article
ISSN
0277-3813

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Kraft lignin in polyurethanes. II. Effec
✍ Hirohisa Yoshida; Roland Mörck; Knut P. Kringstad; Hyoe Hatakeyama 📂 Article 📅 1990 🏛 John Wiley and Sons 🌐 English ⚖ 636 KB

## Abstract Polyurethane films were prepared by solution casting using a three‐component system consisting of polymeric MDI, a propylene oxide‐based polyether triol and kraft lignin fractions of different molecular weights. The polyether triol was used as soft segment. The composition of the polyur