AU2005212139B2 - Impregnation process - Google Patents
Impregnation process Download PDFInfo
- Publication number
- AU2005212139B2 AU2005212139B2 AU2005212139A AU2005212139A AU2005212139B2 AU 2005212139 B2 AU2005212139 B2 AU 2005212139B2 AU 2005212139 A AU2005212139 A AU 2005212139A AU 2005212139 A AU2005212139 A AU 2005212139A AU 2005212139 B2 AU2005212139 B2 AU 2005212139B2
- Authority
- AU
- Australia
- Prior art keywords
- working solution
- wood
- pressure
- based material
- solution
- Prior art date
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims abstract description 60
- 230000008569 process Effects 0.000 title claims abstract description 58
- 238000005470 impregnation Methods 0.000 title claims abstract description 32
- 239000002023 wood Substances 0.000 claims abstract description 175
- 239000012224 working solution Substances 0.000 claims abstract description 128
- 239000000463 material Substances 0.000 claims abstract description 49
- 239000006227 byproduct Substances 0.000 claims abstract description 36
- 239000007791 liquid phase Substances 0.000 claims abstract description 25
- 238000009835 boiling Methods 0.000 claims abstract description 22
- 239000000243 solution Substances 0.000 claims abstract description 22
- 239000002699 waste material Substances 0.000 claims abstract description 16
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 165
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 61
- 238000006243 chemical reaction Methods 0.000 claims description 24
- 239000002904 solvent Substances 0.000 claims description 19
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 18
- 239000008096 xylene Substances 0.000 claims description 18
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 16
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 15
- 239000007789 gas Substances 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- 239000012188 paraffin wax Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 2
- 239000011120 plywood Substances 0.000 claims description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims 2
- 229910052799 carbon Inorganic materials 0.000 claims 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims 2
- 239000003570 air Substances 0.000 claims 1
- 239000001569 carbon dioxide Substances 0.000 claims 1
- 239000001384 succinic acid Substances 0.000 claims 1
- 238000011282 treatment Methods 0.000 description 50
- 238000006640 acetylation reaction Methods 0.000 description 35
- 230000021736 acetylation Effects 0.000 description 33
- 208000021017 Weight Gain Diseases 0.000 description 13
- 238000002474 experimental method Methods 0.000 description 13
- 230000004584 weight gain Effects 0.000 description 13
- 235000019786 weight gain Nutrition 0.000 description 13
- 235000008577 Pinus radiata Nutrition 0.000 description 8
- 241000218621 Pinus radiata Species 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 238000011084 recovery Methods 0.000 description 7
- 230000008961 swelling Effects 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 5
- 238000006731 degradation reaction Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- FALRKNHUBBKYCC-UHFFFAOYSA-N 2-(chloromethyl)pyridine-3-carbonitrile Chemical compound ClCC1=NC=CC=C1C#N FALRKNHUBBKYCC-UHFFFAOYSA-N 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 4
- 210000002421 cell wall Anatomy 0.000 description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000003755 preservative agent Substances 0.000 description 4
- 229940014800 succinic anhydride Drugs 0.000 description 4
- 241000218657 Picea Species 0.000 description 3
- 235000008582 Pinus sylvestris Nutrition 0.000 description 3
- 241000218626 Pinus sylvestris Species 0.000 description 3
- 229920002522 Wood fibre Polymers 0.000 description 3
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 3
- 150000008064 anhydrides Chemical class 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 238000002845 discoloration Methods 0.000 description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000002025 wood fiber Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229920002488 Hemicellulose Polymers 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229940120693 copper naphthenate Drugs 0.000 description 2
- SEVNKWFHTNVOLD-UHFFFAOYSA-L copper;3-(4-ethylcyclohexyl)propanoate;3-(3-ethylcyclopentyl)propanoate Chemical compound [Cu+2].CCC1CCC(CCC([O-])=O)C1.CCC1CCC(CCC([O-])=O)CC1 SEVNKWFHTNVOLD-UHFFFAOYSA-L 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000013007 heat curing Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 235000000346 sugar Nutrition 0.000 description 2
- 150000008163 sugars Chemical class 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 239000001993 wax Substances 0.000 description 2
- MEUAVGJWGDPTLF-UHFFFAOYSA-N 4-(5-benzenesulfonylamino-1-methyl-1h-benzoimidazol-2-ylmethyl)-benzamidine Chemical compound N=1C2=CC(NS(=O)(=O)C=3C=CC=CC=3)=CC=C2N(C)C=1CC1=CC=C(C(N)=N)C=C1 MEUAVGJWGDPTLF-UHFFFAOYSA-N 0.000 description 1
- 241000218595 Picea sitchensis Species 0.000 description 1
- 230000006750 UV protection Effects 0.000 description 1
- RUKCJUBTRDGPCC-UHFFFAOYSA-N acetic acid;acetyl acetate Chemical compound CC(O)=O.CC(=O)OC(C)=O RUKCJUBTRDGPCC-UHFFFAOYSA-N 0.000 description 1
- 150000004075 acetic anhydrides Chemical class 0.000 description 1
- 239000012345 acetylating agent Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 125000005609 naphthenate group Chemical group 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/001—Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/0271—Vapour phase impregnation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/0278—Processes; Apparatus involving an additional treatment during or after impregnation
- B27K3/0285—Processes; Apparatus involving an additional treatment during or after impregnation for improving the penetration of the impregnating fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/08—Impregnating by pressure, e.g. vacuum impregnation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
- B27K3/346—Grafting onto wood fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
- B27K3/36—Aliphatic compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H8/00—Macromolecular compounds derived from lignocellulosic materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
- Y10T428/249925—Fiber-containing wood product [e.g., hardboard, lumber, or wood board, etc.]
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Glass Compositions (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NZ531217A NZ531217A (en) | 2004-02-18 | 2004-02-18 | Impregnation process |
| NZ531217 | 2004-02-18 | ||
| PCT/NZ2005/000022 WO2005077626A1 (en) | 2004-02-18 | 2005-02-18 | Impregnation process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2005212139A1 AU2005212139A1 (en) | 2005-08-25 |
| AU2005212139B2 true AU2005212139B2 (en) | 2010-06-10 |
Family
ID=34859287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2005212139A Ceased AU2005212139B2 (en) | 2004-02-18 | 2005-02-18 | Impregnation process |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US8173224B2 (https=) |
| EP (1) | EP1718442B1 (https=) |
| JP (1) | JP4629055B2 (https=) |
| CN (1) | CN100537163C (https=) |
| AT (1) | ATE500043T1 (https=) |
| AU (1) | AU2005212139B2 (https=) |
| CA (1) | CA2556438C (https=) |
| DE (1) | DE602005026630D1 (https=) |
| ES (1) | ES2361321T3 (https=) |
| NO (1) | NO20063785L (https=) |
| NZ (1) | NZ531217A (https=) |
| RU (1) | RU2360791C2 (https=) |
| WO (1) | WO2005077626A1 (https=) |
| ZA (1) | ZA200606718B (https=) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481342B (zh) | 2008-02-01 | 2018-09-07 | 泰坦木业有限公司 | 乙酰化的木材 |
| US7790922B2 (en) | 2008-03-14 | 2010-09-07 | Celanese International Corporation | Purification of acetic acid from wood acetylation process using extraction |
| US7612232B2 (en) * | 2008-03-27 | 2009-11-03 | Celanese International Corporation | Purification of acetic acid from wood acetylation process |
| US20100331531A1 (en) * | 2009-06-25 | 2010-12-30 | Eastman Chemical Company | Methods for esterifying lignocellulosic material |
| US8906466B2 (en) | 2009-06-25 | 2014-12-09 | Eastman Chemical Company | Esterified lignocellulosic materials and methods for making them |
| PT2718351T (pt) | 2011-06-10 | 2019-10-15 | Titan Wood Ltd | Acetilação de fibras de madeira |
| CO6910042A1 (es) * | 2011-09-28 | 2014-03-31 | Titan Wood Ltd | Paneles de fibras de densidad media |
| WO2013139937A2 (en) * | 2012-03-21 | 2013-09-26 | Titan Wood Limited | Method for the modification of wood |
| NZ703030A (en) * | 2012-05-22 | 2016-10-28 | Titan Wood Ltd | Reactor system and process for wood modification |
| GB2511121B (en) * | 2013-02-26 | 2017-10-04 | Medite Europe Ltd | Process for manufacturing products from acetylated wood fibre |
| EP3004217A1 (en) * | 2013-06-03 | 2016-04-13 | Chemconserve B.V. | Modified wood fibres for manufacture in composites |
| BR112016026479B1 (pt) * | 2014-05-13 | 2022-09-20 | Tricoya Technologies Ltd | Processo, processo contínuo e planta para a impregnação de elementos de madeira com fluido de acetilação |
| US10982011B2 (en) * | 2014-05-21 | 2021-04-20 | Titan Wood Limited | Process for acetylation of wood in the presence of an acetylation catalyst |
| CN104441133B (zh) * | 2014-10-09 | 2016-04-20 | 安徽省孟府家工艺品有限公司 | 一种木材防腐处理方法 |
| DK178526B1 (en) * | 2015-03-05 | 2016-05-23 | Danish Wood Technology As | Method for Treatment of Wood |
| CN105904552A (zh) * | 2016-05-23 | 2016-08-31 | 阜南县方柳工艺品有限公司 | 一种藤编木底花瓶的生产工艺 |
| CN106239659A (zh) * | 2016-08-30 | 2016-12-21 | 开平市瑞兴木业制品有限公司 | 一种具有导电导热性能的速生材的加工方法 |
| WO2018090064A1 (en) * | 2016-11-11 | 2018-05-17 | Rhino Modified Wood (Pty) Ltd | Lamination process |
| FR3067274B1 (fr) | 2017-06-08 | 2022-12-09 | Commissariat Energie Atomique | Traitement hydrophobe du bois |
| DK201800137A1 (en) | 2018-03-28 | 2019-10-02 | Danish Wood Technology A/S | Treatment of wood |
| AU2018440465A1 (en) * | 2018-09-07 | 2021-01-21 | GL One Co., Ltd. | Paraffin-enhanced lumber and method of producing same |
| ES3040747T3 (en) | 2019-05-22 | 2025-11-04 | Basf Se | Fibre mouldings |
| CN110744671B (zh) * | 2019-08-15 | 2021-04-20 | 浙江农林大学 | 一种浅色户外用重组竹材的制造方法 |
| WO2021126142A1 (en) | 2019-12-16 | 2021-06-24 | Eastman Chemical Company | Esterification of acetic acid recovered from wood acetylation with alcohols |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3874908A (en) * | 1972-07-31 | 1975-04-01 | Dow Chemical Co | Composition and method for maintaining a constant concentration of agents and amount of solvent in a wood treating process |
| US4127686A (en) * | 1976-05-12 | 1978-11-28 | Shin-Asahigawa Co., Ltd. | Process for treating wood |
| EP0680810A1 (en) * | 1994-05-04 | 1995-11-08 | Stichting Hout Research ( Shr) | Process for acetylating solid wood |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1345253A (en) * | 1916-12-14 | 1920-06-29 | Ruping Max | Method of preserving wood |
| US3094431A (en) * | 1961-03-22 | 1963-06-18 | Koppers Co Inc | Process of acetylating wood |
| GB1432649A (https=) | 1973-09-07 | 1976-04-22 | Ici Ltd | |
| GB1512549A (en) | 1975-11-26 | 1978-06-01 | Hager Ab | Process for the treatment of wood |
| US4303705A (en) * | 1977-09-27 | 1981-12-01 | Kelso Jr William C | Treatment of wood with water-borne preservatives |
| US4466998A (en) * | 1982-06-16 | 1984-08-21 | Koppers Company, Inc. | Wood impregnation |
| US4649065A (en) | 1985-07-08 | 1987-03-10 | Mooney Chemicals, Inc. | Process for preserving wood |
| ATE60727T1 (de) * | 1985-08-28 | 1991-02-15 | A Cell Acetyl Cellulosics | Verfahren zur verbesserung von dimensionsbestaendigkeit und vom biologischen widerstand von lignocellulosestoff. |
| FI94607C (fi) * | 1993-05-28 | 1995-10-10 | Finnforest Oy | Menetelmä puumateriaalin kovettamiseksi |
| WO1997012735A2 (en) * | 1995-10-02 | 1997-04-10 | New Zealand Forest Research Institute Ltd. | A method for impregnation of wood and wood based products |
| JP3597360B2 (ja) | 1997-11-17 | 2004-12-08 | 株式会社リコー | モデリング方法および記録媒体 |
| JP2000280208A (ja) * | 1999-03-29 | 2000-10-10 | Yamaha Corp | 木質繊維板及びその製造法 |
| SE516982C2 (sv) * | 1999-10-07 | 2002-04-02 | Jaerlaasa Faergindustrier Ab | Förfarande för linoljeimpregnering av cellulosabaserade produkter |
| RU2230658C1 (ru) * | 2003-05-28 | 2004-06-20 | Концевой Сергей Алексеевич | Способ изготовления из древесины антисептированных изделий, в том числе, железнодорожной шпалы |
-
2004
- 2004-02-18 NZ NZ531217A patent/NZ531217A/en not_active IP Right Cessation
-
2005
- 2005-02-18 DE DE200560026630 patent/DE602005026630D1/de not_active Expired - Lifetime
- 2005-02-18 WO PCT/NZ2005/000022 patent/WO2005077626A1/en not_active Ceased
- 2005-02-18 CA CA2556438A patent/CA2556438C/en not_active Expired - Lifetime
- 2005-02-18 AU AU2005212139A patent/AU2005212139B2/en not_active Ceased
- 2005-02-18 CN CNB2005800084044A patent/CN100537163C/zh not_active Expired - Lifetime
- 2005-02-18 AT AT05710973T patent/ATE500043T1/de not_active IP Right Cessation
- 2005-02-18 ES ES05710973T patent/ES2361321T3/es not_active Expired - Lifetime
- 2005-02-18 RU RU2006133322A patent/RU2360791C2/ru not_active IP Right Cessation
- 2005-02-18 JP JP2006554045A patent/JP4629055B2/ja not_active Expired - Fee Related
- 2005-02-18 EP EP20050710973 patent/EP1718442B1/en not_active Expired - Lifetime
- 2005-08-25 US US10/590,188 patent/US8173224B2/en not_active Expired - Fee Related
-
2006
- 2006-08-14 ZA ZA200606718A patent/ZA200606718B/en unknown
- 2006-08-24 NO NO20063785A patent/NO20063785L/no not_active Application Discontinuation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3874908A (en) * | 1972-07-31 | 1975-04-01 | Dow Chemical Co | Composition and method for maintaining a constant concentration of agents and amount of solvent in a wood treating process |
| US4127686A (en) * | 1976-05-12 | 1978-11-28 | Shin-Asahigawa Co., Ltd. | Process for treating wood |
| EP0680810A1 (en) * | 1994-05-04 | 1995-11-08 | Stichting Hout Research ( Shr) | Process for acetylating solid wood |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2005077626A1 (en) | 2005-08-25 |
| JP4629055B2 (ja) | 2011-02-09 |
| CA2556438C (en) | 2011-07-26 |
| JP2007522968A (ja) | 2007-08-16 |
| RU2360791C2 (ru) | 2009-07-10 |
| US8173224B2 (en) | 2012-05-08 |
| EP1718442A1 (en) | 2006-11-08 |
| ATE500043T1 (de) | 2011-03-15 |
| NZ531217A (en) | 2005-12-23 |
| AU2005212139A1 (en) | 2005-08-25 |
| ES2361321T3 (es) | 2011-06-16 |
| NO20063785L (no) | 2006-09-15 |
| CA2556438A1 (en) | 2005-08-25 |
| CN1938133A (zh) | 2007-03-28 |
| EP1718442B1 (en) | 2011-03-02 |
| CN100537163C (zh) | 2009-09-09 |
| RU2006133322A (ru) | 2008-03-27 |
| ZA200606718B (en) | 2007-10-31 |
| US20070128422A1 (en) | 2007-06-07 |
| EP1718442A4 (en) | 2008-04-02 |
| DE602005026630D1 (de) | 2011-04-14 |
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