DK314980A - Fremgangsmaade til formindskelse af formaldehydafgivelsen fra spaanplader - Google Patents
Fremgangsmaade til formindskelse af formaldehydafgivelsen fra spaanpladerInfo
- Publication number
- DK314980A DK314980A DK314980A DK314980A DK314980A DK 314980 A DK314980 A DK 314980A DK 314980 A DK314980 A DK 314980A DK 314980 A DK314980 A DK 314980A DK 314980 A DK314980 A DK 314980A
- Authority
- DK
- Denmark
- Prior art keywords
- chips
- procedure
- preventing
- hydraulic release
- formal
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N7/00—After-treatment, e.g. reducing swelling or shrinkage, surfacing; Protecting the edges of boards against access of humidity
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Forests & Forestry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Cold Cathode And The Manufacture (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
- Fluid-Pressure Circuits (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792929775 DE2929775A1 (de) | 1979-07-23 | 1979-07-23 | Verfahren zur verminderung der formaldehydabgabe aus spanplatten |
DE2929775 | 1979-07-23 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK314980A true DK314980A (da) | 1981-01-24 |
DK154877B DK154877B (da) | 1989-01-02 |
DK154877C DK154877C (da) | 1989-05-29 |
Family
ID=6076511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK314980A DK154877C (da) | 1979-07-23 | 1980-07-22 | Fremgangsmaade til fremstilling af formaldehydfattige, overvejende aminoplastbundne spaanplader |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0023002B1 (da) |
AT (1) | ATE2777T1 (da) |
DE (2) | DE2929775A1 (da) |
DK (1) | DK154877C (da) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI70686C (fi) * | 1979-10-11 | 1986-10-06 | Swedspan Ab | Saett att minska emissionen av formaldehyd fraon karbamidhartsbundna spaonskivor |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE529099A (da) * | 1953-05-26 | 1900-01-01 | ||
US3950472A (en) * | 1975-02-26 | 1976-04-13 | Continental Can Company, Inc. | Molding wood articles from ammonium salt-wood particle mixtures |
DE2829021C2 (de) * | 1978-07-01 | 1980-08-28 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V., 8000 Muenchen | Verfahren zur Verminderung der Formaldehydabgabe von Spanplatten |
DE2851589C3 (de) * | 1978-11-29 | 1983-06-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Mehrschichtige Span- oder Faserplatte, die in einem Teilbereich bzw. Teilbereichen einen Aminoplast als Bindemittel enthält |
-
1979
- 1979-07-23 DE DE19792929775 patent/DE2929775A1/de not_active Withdrawn
-
1980
- 1980-07-12 EP EP80104046A patent/EP0023002B1/de not_active Expired
- 1980-07-12 DE DE8080104046T patent/DE3062344D1/de not_active Expired
- 1980-07-12 AT AT80104046T patent/ATE2777T1/de active
- 1980-07-22 DK DK314980A patent/DK154877C/da active
Also Published As
Publication number | Publication date |
---|---|
EP0023002B1 (de) | 1983-03-16 |
EP0023002A3 (en) | 1981-02-04 |
DK154877B (da) | 1989-01-02 |
DE3062344D1 (en) | 1983-04-21 |
ATE2777T1 (de) | 1983-04-15 |
DE2929775A1 (de) | 1981-02-19 |
DK154877C (da) | 1989-05-29 |
EP0023002A2 (de) | 1981-01-28 |
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