Polycarbonate containing a bis(cyclic phosphate) as a thermal stabilizer

A polycarbonate such as a bisphenol-A homopolycarbonate containing a small amount of an aromatic bis(cyclic phosphate) such as 2,2'-[(1-methylethylidene)bis(4,1-phenyleneoxy-2,1-ethanediyloxy)]bis( 5,5-dimethyl-2,2'-dioxo-1,3,2-dioxaphosphorinane) exhibits improved thermal stability.

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Bibliographische Detailangaben
Hauptverfasser:	MCEWEN, GERALD K, THOMAS, LOWELL S
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS METALLURGY ORGANIC CHEMISTRY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Beschreibung
Zusammenfassung:	A polycarbonate such as a bisphenol-A homopolycarbonate containing a small amount of an aromatic bis(cyclic phosphate) such as 2,2'-[(1-methylethylidene)bis(4,1-phenyleneoxy-2,1-ethanediyloxy)]bis( 5,5-dimethyl-2,2'-dioxo-1,3,2-dioxaphosphorinane) exhibits improved thermal stability.