CH437787A - Verfahren zur Herstellung eines Harnstoffharzes - Google Patents

Verfahren zur Herstellung eines Harnstoffharzes

Info

Publication number
CH437787A
CH437787A CH200764A CH200764A CH437787A CH 437787 A CH437787 A CH 437787A CH 200764 A CH200764 A CH 200764A CH 200764 A CH200764 A CH 200764A CH 437787 A CH437787 A CH 437787A
Authority
CH
Switzerland
Prior art keywords
solution
water
urea
formaldehyde
products
Prior art date
Application number
CH200764A
Other languages
German (de)
English (en)
Inventor
Mitchel Marks Barnard
Vincent Martin Kenneth
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of CH437787A publication Critical patent/CH437787A/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G75/00Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
    • C08G75/02Polythioethers
    • C08G75/10Polythioethers from sulfur or sulfur-containing compounds and aldehydes or ketones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G12/00Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G12/00Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08G12/02Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
    • C08G12/40Chemically modified polycondensates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G71/00Macromolecular compounds obtained by reactions forming a ureide or urethane link, otherwise, than from isocyanate radicals in the main chain of the macromolecule
    • C08G71/02Polyureas
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/02Polyureas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Laminated Bodies (AREA)
CH200764A 1963-02-20 1964-02-19 Verfahren zur Herstellung eines Harnstoffharzes CH437787A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26006763A 1963-02-20 1963-02-20

Publications (1)

Publication Number Publication Date
CH437787A true CH437787A (de) 1967-06-15

Family

ID=22987647

Family Applications (1)

Application Number Title Priority Date Filing Date
CH200764A CH437787A (de) 1963-02-20 1964-02-19 Verfahren zur Herstellung eines Harnstoffharzes

Country Status (4)

Country Link
BE (1) BE644067A (ja)
CH (1) CH437787A (ja)
GB (1) GB1027056A (ja)
NL (1) NL6401585A (ja)

Also Published As

Publication number Publication date
BE644067A (ja) 1964-08-19
NL6401585A (ja) 1964-08-21
GB1027056A (en) 1966-04-20

Similar Documents

Publication Publication Date Title
DE1720222B2 (de) Bindemittelmischung und ihre verwendung zum herstellen von giessereikernen und -formen
DE1226926B (de) Verfahren zum Herstellen von Mineral-fasermatten
DE1816197A1 (de) Kaeltehaertende Kunstharz-Bindemittel und Verfahren zu ihrer Herstellung
CH461101A (de) Verfahren zur Herstellung von phenolmodifizierten Aminotriazinharzen
CH437787A (de) Verfahren zur Herstellung eines Harnstoffharzes
EP0004999B1 (de) Verfahren zur Herstellung von stark profilierten Formteilen
DE2944178C1 (de) Verfahren zur Herstellung drei- und mehrschichtiger Spanplatten
EP0048877B1 (de) Verfahren zur Herstellung von Harnstoff-Formaldehyd-Harz-Leimen
DE2363797C2 (de) Verfahren zur Herstellung von Bindemitteln für wetterfeste Holzwerkstoffe
EP0043097B1 (de) Härtbare Überzugs- und Bindemittel und deren Verwendung
DE3903953A1 (de) Haertermischung zur haertung von alkalischen phenol-formaldehyd-harzen
DE3521270C2 (ja)
DE2323936B2 (de) Kondensate mit mindestens zwei 1,3-Oxazatetralinringen und/oder deren Vorpolymere und deren Verwendung
US2163264A (en) Condensation products from formaldehyde and urea
DE364045C (de) Verfahren zur Herstellung von harzartigen Kondensationsprodukten aus Phenolen und Formaldehyd
DE3304818C2 (ja)
EP0193960B1 (de) Kältestabile Leimharzlösung
DE2946821C2 (de) Bindemittel auf der Basis von kaltaushärtenden Aminoplast-Furanharzen
WO1995020000A1 (de) Bindemittel für die herstellung von lignocellulosehaltigen formkörpern
DE948358C (de) Verfahren zur Herstellung eines Veraetherungsproduktes eines Polyglycidylaethers
WO1996023014A1 (de) Wässerige aminoplastharze mit verbesserter waschbarkeit für die herstellung von holzwerkstoffen
DE878556C (de) Verfahren zur Herstellung stabiler waessriger Harz-Dispersionen
AT155155B (de) Verfahren zur Herstellung von Kondensationsprodukten.
EP3991931A1 (de) Verfahren zur herstellung eines verbundwerkstoffs
DE1302627B (ja)