SE9702865L - Förfarande för att binda modifieringskemikalier vid massiva träprodukter och för att förhindra sprickbildning i dessa - Google Patents
Förfarande för att binda modifieringskemikalier vid massiva träprodukter och för att förhindra sprickbildning i dessaInfo
- Publication number
- SE9702865L SE9702865L SE9702865A SE9702865A SE9702865L SE 9702865 L SE9702865 L SE 9702865L SE 9702865 A SE9702865 A SE 9702865A SE 9702865 A SE9702865 A SE 9702865A SE 9702865 L SE9702865 L SE 9702865L
- Authority
- SE
- Sweden
- Prior art keywords
- wood products
- modification chemicals
- chemicals
- solid wood
- prevent cracking
- Prior art date
Links
- 239000002023 wood Substances 0.000 title abstract 7
- 230000004048 modification Effects 0.000 title abstract 5
- 238000012986 modification Methods 0.000 title abstract 5
- 239000000126 substance Substances 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 2
- 238000005336 cracking Methods 0.000 title 1
- 239000007787 solid Substances 0.000 title 1
- 238000010438 heat treatment Methods 0.000 abstract 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 abstract 1
- 239000011976 maleic acid Substances 0.000 abstract 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 abstract 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 abstract 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
- B27K5/04—Combined bleaching or impregnating and drying of wood
-
- 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
- B27K3/0292—Processes; Apparatus involving an additional treatment during or after impregnation for improving fixation
-
- 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
-
- 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
- B27K3/38—Aromatic compounds
-
- 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
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/0085—Thermal treatments, i.e. involving chemical modification of wood at temperatures well over 100°C
- B27K5/009—Thermal treatments, i.e. involving chemical modification of wood at temperatures well over 100°C using a well-defined temperature schedule
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI950519A FI96930C (sv) | 1995-02-06 | 1995-02-06 | Sätt att fästa modifieringskemikalier och förhindra inre sprickbildning i trästycken |
PCT/FI1996/000069 WO1996024472A1 (en) | 1995-02-06 | 1996-02-06 | Method for fixing modification chemicals to solid wood products and for preventing microcracks therein |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9702865D0 SE9702865D0 (sv) | 1997-08-06 |
SE9702865L true SE9702865L (sv) | 1997-10-06 |
SE509068C2 SE509068C2 (sv) | 1998-11-30 |
Family
ID=8542776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9702865A SE509068C2 (sv) | 1995-02-06 | 1997-08-06 | Förfarande för att binda modifieringskemikalier vid massiva träprodukter och för att förhindra sprickbildning i dessa |
Country Status (4)
Country | Link |
---|---|
AU (1) | AU4542596A (sv) |
FI (1) | FI96930C (sv) |
SE (1) | SE509068C2 (sv) |
WO (1) | WO1996024472A1 (sv) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3018715A1 (fr) * | 2014-03-18 | 2015-09-25 | Arc Nucleart | Procede de traitement par densification d'un materiau comprenant du bois par reaction d'esterification entre l'acide succinique et le glycerol |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63147602A (ja) * | 1986-12-11 | 1988-06-20 | 大倉工業株式会社 | 改質木材の製法 |
FI91503C (sv) * | 1992-01-07 | 1994-07-11 | Valtion Teknillinen | Förfarande för plasticering av trä i synnerhet för bearbetning därav |
DK0622163T3 (da) * | 1993-04-21 | 1996-09-16 | Shell Int Research | Fremgangsmåde til opgradering af lavkvalitets-træ |
-
1995
- 1995-02-06 FI FI950519A patent/FI96930C/sv not_active IP Right Cessation
-
1996
- 1996-02-06 WO PCT/FI1996/000069 patent/WO1996024472A1/en active Application Filing
- 1996-02-06 AU AU45425/96A patent/AU4542596A/en not_active Abandoned
-
1997
- 1997-08-06 SE SE9702865A patent/SE509068C2/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU4542596A (en) | 1996-08-27 |
FI96930C (sv) | 1996-09-25 |
FI96930B (sv) | 1996-06-14 |
FI950519A0 (sv) | 1995-02-06 |
WO1996024472A1 (en) | 1996-08-15 |
SE509068C2 (sv) | 1998-11-30 |
SE9702865D0 (sv) | 1997-08-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |