BLOCK OLIGOMERS CONTAINING 2,2,6,6-TETRAMETHYL-4-PIPERIDYL GROUPS AS STABILIZERS FOR ORGANIC MATERIALS

COMPOUNDS OF THE FORMULA (I) IN WHICH THE POLYDISPERSITY MW/MN IS 1; N IS 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 OR 15; THE RADICALS R1 ARE FOR EXAMPLE HYDROGEN OR C1-C8ALKYL; R2 IS FOR EXAMPLE C2-C12ALKYLENE; THE RADICALS A ARE INDEPENDENTLY OF ONE ANOTHER -OR3, -N(R4)(R5) OR A GROUP OF THE R3, R4...

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Bibliographische Detailangaben
Hauptverfasser:	VALERIO BORZATTA, FABRIZIO GUIZZARDI
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS HETEROCYCLIC COMPOUNDS 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 USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Beschreibung
Zusammenfassung:	COMPOUNDS OF THE FORMULA (I) IN WHICH THE POLYDISPERSITY MW/MN IS 1; N IS 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 OR 15; THE RADICALS R1 ARE FOR EXAMPLE HYDROGEN OR C1-C8ALKYL; R2 IS FOR EXAMPLE C2-C12ALKYLENE; THE RADICALS A ARE INDEPENDENTLY OF ONE ANOTHER -OR3, -N(R4)(R5) OR A GROUP OF THE R3, R4 AND R5, WHICH ARE IDENTICAL OR DIFFERENT, ARE FOR EXAMPLE HYDROGEN OR C1-C18A1KYL,-CH2CH2- OR >N-CH3; X IS -O- OR >N-R6; R6 IS FOR EXAMPLE HYDROGEN OR C1-C18ALKYL; R IS INDEPENDENTLY OF ONE ANOTHER ONE OF THE DEFINITIONS GIVEN FOR A; WITH THE PROVISO THAT IN THE INDIVIDUAL RECURRENT UNITS OF THE FORMULA (I), EACH OF THE RADICALS B, R, R1 AND R2 HAS THE SAME OR A DIFFERENT MEANING.THE INDICATED COMPOUNDS ARE USEFUL AS LIGHT STABILIZERS, HEAT STABILIZERS AND OXIDATION STABILIZERS FOR ORGANIC MATERIALS, IN PARTICULAR SYNTHETIC POLYMERS.