DK155178C - Fremgangsmaade til at formindske emission af formaldehyd fra karbamidharpiksbundne spaanplader - Google Patents

Fremgangsmaade til at formindske emission af formaldehyd fra karbamidharpiksbundne spaanplader

Info

Publication number
DK155178C
DK155178C DK428580A DK428580A DK155178C DK 155178 C DK155178 C DK 155178C DK 428580 A DK428580 A DK 428580A DK 428580 A DK428580 A DK 428580A DK 155178 C DK155178 C DK 155178C
Authority
DK
Denmark
Prior art keywords
cinds
carbamid
formal
procedure
resin
Prior art date
Application number
DK428580A
Other languages
Danish (da)
English (en)
Other versions
DK155178B (da
DK428580A (da
Inventor
Anders Wilhelm Westling
Original Assignee
Swedspan 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.)
Filing date
Publication date
Priority claimed from SE7908455A external-priority patent/SE436330B/sv
Priority claimed from SE8000664A external-priority patent/SE427096B/sv
Application filed by Swedspan Ab filed Critical Swedspan Ab
Publication of DK428580A publication Critical patent/DK428580A/da
Publication of DK155178B publication Critical patent/DK155178B/da
Application granted granted Critical
Publication of DK155178C publication Critical patent/DK155178C/da

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
    • B27N1/00—Pretreatment of moulding material
    • B27N1/003—Pretreatment of moulding material for reducing formaldehyde gas emission
    • 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

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Forests & Forestry (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
DK428580A 1979-10-11 1980-10-10 Fremgangsmaade til at formindske emission af formaldehyd fra karbamidharpiksbundne spaanplader DK155178C (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE7908455 1979-10-11
SE7908455A SE436330B (sv) 1979-10-11 1979-10-11 Sett att minska mengden fri formaldehyd i karbamidhartsbundna spanskivor
SE8000664 1980-01-28
SE8000664A SE427096B (sv) 1980-01-28 1980-01-28 Sett att minska emissionen av formaldehyd fran karbamidhartsbundna spanskivor

Publications (3)

Publication Number Publication Date
DK428580A DK428580A (da) 1981-04-12
DK155178B DK155178B (da) 1989-02-27
DK155178C true DK155178C (da) 1989-07-10

Family

ID=26657354

Family Applications (1)

Application Number Title Priority Date Filing Date
DK428580A DK155178C (da) 1979-10-11 1980-10-10 Fremgangsmaade til at formindske emission af formaldehyd fra karbamidharpiksbundne spaanplader

Country Status (7)

Country Link
EP (1) EP0027583B1 (fi)
CA (1) CA1160416A (fi)
DE (1) DE3067363D1 (fi)
DK (1) DK155178C (fi)
ES (1) ES495806A0 (fi)
FI (1) FI70686C (fi)
NO (1) NO161045C (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE450939B (sv) * 1983-11-15 1987-08-17 Swedspan Ab Suspension av ammoniumkarbonat och/eller -vetekarbonat med forbettrad stabilitet och dess anvendning
DE3427694A1 (de) * 1984-07-27 1986-02-06 Basf Ag, 6700 Ludwigshafen Formaldehyd bindendes mittel, dessen verwendung bei der herstellung von spanholzwerkstoffen sowie ein verfahren zur herstellung von spanholzwerkstoffen mit verringerter formaldehydemission
GB2170208B (en) * 1985-01-29 1988-06-22 Enigma Nv A formaldehyde binder
US5071446A (en) * 1990-03-14 1991-12-10 Union Camp Corporation Nuggets for heating and a method of making the same
DE4431316C1 (de) * 1994-09-02 1996-05-02 Schlingmann Gmbh & Co Verfahren zur Verminderung der Formaldehydabgabe von Holzspan- oder Faserplatten
ATE166279T1 (de) * 1996-02-09 1998-06-15 Schlingmann Gmbh & Co Verfahren zur herstellung von formaldehydarmen tanningebundenen holzspan- und faserplatten
US6749949B2 (en) 2001-03-12 2004-06-15 Akzo Nobel N.V. Method of producing formaldehyde laden layered products having reduced emission of formaldehyde
EP1606089B1 (en) * 2003-03-25 2013-01-02 Akzo Nobel Coatings International BV Method for reducing emissions and method for producing a wooden product
US7678224B2 (en) 2003-03-25 2010-03-16 Akzo Nobel N.V. Method for reducing emissions and method for producing a wooden product

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE529099A (fi) * 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
DE2929775A1 (de) * 1979-07-23 1981-02-19 Basf Ag Verfahren zur verminderung der formaldehydabgabe aus spanplatten

Also Published As

Publication number Publication date
EP0027583B1 (en) 1984-04-04
ES8106437A1 (es) 1981-07-01
NO161045C (no) 1989-06-28
DK155178B (da) 1989-02-27
EP0027583A2 (en) 1981-04-29
ES495806A0 (es) 1981-07-01
CA1160416A (en) 1984-01-17
NO161045B (no) 1989-03-20
DK428580A (da) 1981-04-12
NO803028L (no) 1981-04-13
FI70686C (fi) 1986-10-06
FI803093A (fi) 1981-04-12
FI70686B (fi) 1986-06-26
DE3067363D1 (en) 1984-05-10
EP0027583A3 (en) 1981-05-06

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