Noil for use in paper manufacture, method for its production, and paper pulp and paper containing such noil

Petri Silenius (Inventor)

Research output: Patent

Abstract

Disclosed herein is paper pulp and a method of making paper pulp. The paper pulp includes at least one of cellulose fibre and mechanical pulp fibre, filler, and noil produced from refined cellulose fibre in a range of 0.1 to 15% by weight of the paper pulp. The noil includes noil fibrils having a size distribution corresponding to a Bauer-McNett wire screen fraction size P50. The paper pulp is adapted for use in manufacturing at least one of printing paper and graphic cardboard paper. The method includes refining cellulose fibre to produce noil including noil fibrils having a size distribution corresponding to a Bauer-McNett wire screen fraction size P50. The method also includes mixing filler and the noil with at least one of cellulose fibre and mechanical pulp fibre, such that the noil comprises between 0.1 and 15% by weight of the paper pulp
Original languageEnglish
Patent numberUS2004168781
IPCD21H15/02 D21H11/18 (IPC1-7): D21F11/00 (+1)
Priority date08/01/2004
Filing date02/09/2004
Publication statusPublished - 2 Sep 2004
MoE publication typeH1 Granted patent

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