BASIC STABILISATION SYSTEMS FOR EMULSION POLYMERISED RUBBER

BASIC STABILISATION SYSTEMS FOR EMULSION POLYMERISED RUBBER

There are described compositions comprising a) an emulsion crude rubber, synthetic latex or natural rubber latex subject to oxidative, thermal, dynamic and/or light-induced degradation, b) a compound of the formula (I) wherein R1 is C8-C12alkyl, R2 is hydrogen, C1-C12alkyl, cyclohexyl, 1-methylcyclo...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ROTA-GRAZIOSI PIERRE, KNOBLOCH GERRIT
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
COMPOSITIONS BASED THEREON
METALLURGY
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:There are described compositions comprising a) an emulsion crude rubber, synthetic latex or natural rubber latex subject to oxidative, thermal, dynamic and/or light-induced degradation, b) a compound of the formula (I) wherein R1 is C8-C12alkyl, R2 is hydrogen, C1-C12alkyl, cyclohexyl, 1-methylcyclohexyl, benzyl, α-methylbenzyl, α,α-dimethylbenzyl or -CH2-S-R1, R3 is C1-C12alkyl, benzyl, α-methylbenzyl, α,α-dimethylbenzyl or -CH2-S-R1, R4 is hydrogen or methyl, and c) a styrenated diphenylamine of the formula (II).