CA1064748A - Procede de fabrication de la pulpe a partir de lignocellulose - Google Patents

Procede de fabrication de la pulpe a partir de lignocellulose

Info

Publication number: CA1064748A
Authority: CA; Canada
Prior art keywords: pulp; irradiation; kwh; steam; temperature
Prior art date: 1976-09-09
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA285,696A

Other languages

English (en)

Inventor

Nils J.C. Hartler

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Valmet AB

Original Assignee

Defibrator AB

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1976-09-09

Filing date

1977-08-29

Publication date

1979-10-23

1976-09-09 Priority claimed from SE7609950A external-priority patent/SE406711B/xx

1977-08-29 Application filed by Defibrator AB filed Critical Defibrator AB

1979-10-23 Application granted granted Critical

1979-10-23 Publication of CA1064748A publication Critical patent/CA1064748A/fr

Status Expired legal-status Critical Current

Links

239000000463 material Substances 0.000 title claims abstract description 21
238000000034 method Methods 0.000 title claims abstract description 20
230000008569 process Effects 0.000 title claims abstract description 10
239000000835 fiber Substances 0.000 claims abstract description 21
238000000926 separation method Methods 0.000 claims abstract description 5
238000005265 energy consumption Methods 0.000 claims abstract description 4
208000036366 Sensation of pressure Diseases 0.000 claims abstract 2
238000004537 pulping Methods 0.000 claims abstract 2
229920001131 Pulp (paper) Polymers 0.000 claims description 4
206010061592 cardiac fibrillation Diseases 0.000 claims description 2
230000002600 fibrillogenic effect Effects 0.000 claims description 2
230000002708 enhancing effect Effects 0.000 claims 1
239000002023 wood Substances 0.000 abstract description 6
238000004519 manufacturing process Methods 0.000 abstract description 4
230000005855 radiation Effects 0.000 abstract description 4
229920002678 cellulose Polymers 0.000 abstract description 2
239000001913 cellulose Substances 0.000 abstract description 2
238000012423 maintenance Methods 0.000 abstract 1
238000000227 grinding Methods 0.000 description 21
239000000123 paper Substances 0.000 description 8
230000000930 thermomechanical effect Effects 0.000 description 6
239000007844 bleaching agent Substances 0.000 description 3
239000007858 starting material Substances 0.000 description 3
230000000694 effects Effects 0.000 description 2
239000002657 fibrous material Substances 0.000 description 2
239000004014 plasticizer Substances 0.000 description 2
238000007670 refining Methods 0.000 description 2
241001663154 Electron Species 0.000 description 1
229920002488 Hemicellulose Polymers 0.000 description 1
229920006125 amorphous polymer Polymers 0.000 description 1
238000010960 commercial process Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
229920006037 cross link polymer Polymers 0.000 description 1
GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 description 1
-1 e.g. Substances 0.000 description 1
239000011094 fiberboard Substances 0.000 description 1
239000012467 final product Substances 0.000 description 1
229920005610 lignin Polymers 0.000 description 1
239000000047 product Substances 0.000 description 1
QHGVXILFMXYDRS-UHFFFAOYSA-N pyraclofos Chemical compound C1=C(OP(=O)(OCC)SCCC)C=NN1C1=CC=C(Cl)C=C1 QHGVXILFMXYDRS-UHFFFAOYSA-N 0.000 description 1
238000009877 rendering Methods 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 description 1

Landscapes

Paper (AREA)

CA285,696A 1976-09-09 1977-08-29 Procede de fabrication de la pulpe a partir de lignocellulose Expired CA1064748A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE7609950A SE406711B (sv)	1975-09-10	1976-09-09	Leksaksbyggsats

Publications (1)

Publication Number	Publication Date
CA1064748A true CA1064748A (fr)	1979-10-23

Family

ID=20328842

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA285,696A Expired CA1064748A (fr)	1976-09-09	1977-08-29	Procede de fabrication de la pulpe a partir de lignocellulose

Country Status (1)

Country	Link
CA (1)	CA1064748A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102009057208A1 (de)	2009-11-27	2011-06-01	Technische Universität Dresden	Verfahren zur Herstellung von lignozellulosen Papierfaserstoffen sowie daraus gewonnene Papiere, Kartone und Pappen

1977
- 1977-08-29 CA CA285,696A patent/CA1064748A/fr not_active Expired

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102009057208A1 (de)	2009-11-27	2011-06-01	Technische Universität Dresden	Verfahren zur Herstellung von lignozellulosen Papierfaserstoffen sowie daraus gewonnene Papiere, Kartone und Pappen
WO2011063800A2 (fr)	2009-11-27	2011-06-03	Technische Universität Dresden	Procédé de fabrication de fibres de papier lignocellulosiques, papiers, cartons et cartons-pâtes à base de ces fibres
WO2011063800A3 (fr) *	2009-11-27	2011-07-21	Technische Universität Dresden	Procédé de fabrication de fibres de papier lignocellulosiques, papiers, cartons et cartons-pâtes à base de ces fibres

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