NO123504B - - Google Patents
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- Publication number
- NO123504B NO123504B NO2212/70A NO221270A NO123504B NO 123504 B NO123504 B NO 123504B NO 2212/70 A NO2212/70 A NO 2212/70A NO 221270 A NO221270 A NO 221270A NO 123504 B NO123504 B NO 123504B
- Authority
- NO
- Norway
- Prior art keywords
- wood
- hydrazine
- pressing
- impregnation
- impregnated
- Prior art date
Links
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 74
- 239000002023 wood Substances 0.000 claims description 67
- 238000000034 method Methods 0.000 claims description 22
- 238000005470 impregnation Methods 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 21
- 235000019589 hardness Nutrition 0.000 description 16
- 235000018185 Betula X alpestris Nutrition 0.000 description 14
- 235000018212 Betula X uliginosa Nutrition 0.000 description 14
- 238000011282 treatment Methods 0.000 description 12
- 229910021529 ammonia Inorganic materials 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 8
- 241000018646 Pinus brutia Species 0.000 description 8
- 235000011613 Pinus brutia Nutrition 0.000 description 8
- 229920005610 lignin Polymers 0.000 description 8
- 238000005452 bending Methods 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 239000000835 fiber Substances 0.000 description 6
- 241000219495 Betulaceae Species 0.000 description 5
- 239000010875 treated wood Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000011122 softwood Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000010876 untreated wood Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 239000011093 chipboard Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002966 varnish Substances 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
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/16—Inorganic impregnating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
- B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27H—BENDING WOOD OR SIMILAR MATERIAL; COOPERAGE; MAKING WHEELS FROM WOOD OR SIMILAR MATERIAL
- B27H1/00—Bending wood stock, e.g. boards
-
- 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
- B27K2200/00—Wooden materials to be treated
- B27K2200/30—Multilayer articles comprising wood
-
- 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
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
- Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
-
- 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
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
- Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
- Y10T156/1043—Subsequent to assembly
-
- 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
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
- Y10T156/1002—Methods of surface bonding and/or assembly therefor with permanent bending or reshaping or surface deformation of self sustaining lamina
- Y10T156/1043—Subsequent to assembly
- Y10T156/1044—Subsequent to assembly of parallel stacked sheets only
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI1713/69A FI43008B (OSRAM) | 1969-06-10 | 1969-06-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO123504B true NO123504B (OSRAM) | 1971-11-29 |
Family
ID=8506057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO2212/70A NO123504B (OSRAM) | 1969-06-10 | 1970-06-06 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3788929A (OSRAM) |
| JP (1) | JPS4838122B1 (OSRAM) |
| AT (1) | AT297305B (OSRAM) |
| BR (1) | BR7019582D0 (OSRAM) |
| CA (1) | CA935715A (OSRAM) |
| DE (1) | DE2028377C3 (OSRAM) |
| DK (1) | DK125374B (OSRAM) |
| FI (1) | FI43008B (OSRAM) |
| FR (1) | FR2050132A5 (OSRAM) |
| GB (1) | GB1261686A (OSRAM) |
| NO (1) | NO123504B (OSRAM) |
| SE (1) | SE367944B (OSRAM) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4007076A (en) * | 1974-12-30 | 1977-02-08 | Masonite Corporation | Post-press embossing of a consolidated man-made board |
| US4199632A (en) * | 1976-06-16 | 1980-04-22 | Travis Charles F | Compressed wood implement handles and method of making |
| US4136722A (en) * | 1977-02-09 | 1979-01-30 | Travis Charles F | Method of making impact delivery in striking members from compressed wood veneers |
| US4313775A (en) * | 1979-12-20 | 1982-02-02 | Moore Luther L | Wood brick |
| CA1236255A (en) * | 1985-03-15 | 1988-05-10 | Peter Favot | Process for densifying low density woods |
| US4678532A (en) * | 1985-03-21 | 1987-07-07 | Perkins Industries, Inc. | Treatment of wood veneers in plywood manufacturing |
| SE510658C2 (sv) * | 1995-02-24 | 1999-06-14 | Curt Lindhe | Sätt att framställa impregnerade träprodukter |
| JP7712649B2 (ja) * | 2021-02-26 | 2025-07-24 | 国立大学法人岩手大学 | 軟化木材及びその製造方法 |
-
1969
- 1969-06-10 FI FI1713/69A patent/FI43008B/fi active
-
1970
- 1970-06-05 AT AT508670A patent/AT297305B/de not_active IP Right Cessation
- 1970-06-06 NO NO2212/70A patent/NO123504B/no unknown
- 1970-06-08 GB GB27552/70A patent/GB1261686A/en not_active Expired
- 1970-06-08 BR BR219582/70A patent/BR7019582D0/pt unknown
- 1970-06-08 US US00044636A patent/US3788929A/en not_active Expired - Lifetime
- 1970-06-09 DE DE2028377A patent/DE2028377C3/de not_active Expired
- 1970-06-09 CA CA085073A patent/CA935715A/en not_active Expired
- 1970-06-09 FR FR7021086A patent/FR2050132A5/fr not_active Expired
- 1970-06-10 JP JP45049591A patent/JPS4838122B1/ja active Pending
- 1970-06-10 DK DK299570AA patent/DK125374B/da unknown
- 1970-06-10 SE SE08018/70A patent/SE367944B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR7019582D0 (pt) | 1973-03-08 |
| CA935715A (en) | 1973-10-23 |
| SE367944B (OSRAM) | 1974-06-17 |
| JPS4838122B1 (OSRAM) | 1973-11-15 |
| DE2028377C3 (de) | 1973-12-06 |
| DE2028377A1 (de) | 1970-12-17 |
| DK125374B (da) | 1973-02-12 |
| GB1261686A (en) | 1972-01-26 |
| DE2028377B2 (de) | 1973-05-17 |
| FI43008B (OSRAM) | 1970-09-02 |
| AT297305B (de) | 1972-03-27 |
| FR2050132A5 (OSRAM) | 1971-03-26 |
| US3788929A (en) | 1974-01-29 |
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