Curing agents for epoxy resins - produced by condensation of polyamines with aldehydes or ketones,and sec phosphites

Title cpds. are of formula: (in which R1 and R2 are each alkyl, aryl, alkaryl, alkoxyalkyl, hydroxyalkoxyalkyl, alicyclic gp. alian alkylene - or alkylenoxy alkylene ring; R3 is H or alkyl; R4 is an alicycclene-, arylene-, alkarylene- or aralkylene gp., or -CH2CH2-(NH-CH2CH2)x - NH2 gp.) or Advantag...

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Bibliographische Detailangaben
Hauptverfasser:	ERIC HUTTON,RONALD, WATSON CROSS,DAVID FREDERIC, OAKES,VINCENT
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC CHEMISTRY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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Beschreibung
Zusammenfassung:	Title cpds. are of formula: (in which R1 and R2 are each alkyl, aryl, alkaryl, alkoxyalkyl, hydroxyalkoxyalkyl, alicyclic gp. alian alkylene - or alkylenoxy alkylene ring; R3 is H or alkyl; R4 is an alicycclene-, arylene-, alkarylene- or aralkylene gp., or -CH2CH2-(NH-CH2CH2)x - NH2 gp.) or Advantages include reduced inflammability, improved light stability and increased metal-resin adhesion.