NO933759L - Vandige urinstoff/formaldehydharpikser, fremgangsmåte for deres fremstilling, samt anvendelse av dem - Google Patents

Vandige urinstoff/formaldehydharpikser, fremgangsmåte for deres fremstilling, samt anvendelse av dem

Info

Publication number
NO933759L
NO933759L NO933759A NO933759A NO933759L NO 933759 L NO933759 L NO 933759L NO 933759 A NO933759 A NO 933759A NO 933759 A NO933759 A NO 933759A NO 933759 L NO933759 L NO 933759L
Authority
NO
Norway
Prior art keywords
preparation
aqueous urea
formaldehyde resins
formaldehyde
urea
Prior art date
Application number
NO933759A
Other languages
English (en)
Other versions
NO933759D0 (no
Inventor
Christel Hittinger
Gunter Lehmann
Manfred Niessner
Walter Denzinger
Heinrich Hartmann
Original Assignee
Basf Ag
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
Application filed by Basf Ag filed Critical Basf Ag
Publication of NO933759D0 publication Critical patent/NO933759D0/no
Publication of NO933759L publication Critical patent/NO933759L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08L61/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08L61/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
    • C08G12/04—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08G12/10—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with acyclic compounds having the moiety X=C(—N<)2 in which X is O, S or —N
    • C08G12/12—Ureas; Thioureas
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L97/00—Compositions of lignin-containing materials
    • C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Alcoholic Beverages (AREA)

Abstract

Vandige urinstoff/formaldehyd-harpikser som kan oppnås ved kondensasjon av urinstoff og formaldehyd i surt medium i nærvær av di- eller polykarboksylsyrer. Harpiksene egner seg som bindemiddel ved fremstilling av formlegemer av lignocellulose- holdige materialer.
NO933759A 1992-10-20 1993-10-19 Vandige urinstoff/formaldehydharpikser, fremgangsmåte for deres fremstilling, samt anvendelse av dem NO933759L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4235327A DE4235327A1 (de) 1992-10-20 1992-10-20 Wäßrige Harnstoff-Formaldehyd-Harze

Publications (2)

Publication Number Publication Date
NO933759D0 NO933759D0 (no) 1993-10-19
NO933759L true NO933759L (no) 1994-04-21

Family

ID=6470880

Family Applications (1)

Application Number Title Priority Date Filing Date
NO933759A NO933759L (no) 1992-10-20 1993-10-19 Vandige urinstoff/formaldehydharpikser, fremgangsmåte for deres fremstilling, samt anvendelse av dem

Country Status (5)

Country Link
EP (1) EP0594038B1 (no)
AT (1) ATE147093T1 (no)
DE (2) DE4235327A1 (no)
FI (1) FI934596A (no)
NO (1) NO933759L (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009000109A1 (de) * 2008-06-27 2009-12-31 BAM Bundesanstalt für Materialforschung und -prüfung Verfahren zur Emissionsminderung von Holz und Holzwerkstoffen
EP2181818A3 (de) * 2008-10-28 2012-08-22 IHD Institut für Holztechnologie Dresden gGmbH Verfahren zur Herstellung von Holzfaserwerkstoffen sowie Holzfaserwerkstoffe mit verringerter Emission an flüchtigen VOC

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1470953A (en) * 1973-01-26 1977-04-21 Ici Ltd Thermal insulation in wall cavities
DE3400669A1 (de) * 1984-01-11 1985-09-12 Basf Ag, 6700 Ludwigshafen Waessrige haerterloesungen fuer aminoplastharze, die diese haerterloesungen enthaltenden leimharzflotten sowie ein verfahren zur herstellung von spanholzwerkstoffen
US4917764A (en) * 1988-12-12 1990-04-17 Gaf Building Materials Corporation Binder for improved glass fiber mats

Also Published As

Publication number Publication date
EP0594038B1 (de) 1997-01-02
DE59304962D1 (de) 1997-02-13
DE4235327A1 (de) 1994-04-21
EP0594038A1 (de) 1994-04-27
FI934596A (fi) 1994-04-21
FI934596A0 (fi) 1993-10-18
ATE147093T1 (de) 1997-01-15
NO933759D0 (no) 1993-10-19

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