PSA CONTAINING OLEFIN BLOCK COPOLYMERS AND STYRENE BLOCK COPOLYMER

PSA CONTAINING OLEFIN BLOCK COPOLYMERS AND STYRENE BLOCK COPOLYMER

The invention relates to a storage stable hot melt adhesive containing 15 to 70 wt% of a mixture of at least one copolymer based on ethylene and/or propylene and at least one C4 to C20 a olefin which can be obtained as a block copolymer by metallocene catalyzed polymerization and at least one styren...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PÜRKNER ECKHARD, SEILER ANNIE
Format: Patent
Sprache:eng
Schlagworte:
ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE
ADHESIVES
CHEMISTRY
DYES
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL
PAINTS
POLISHES
USE OF MATERIALS AS ADHESIVES
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Beschreibung
Zusammenfassung:The invention relates to a storage stable hot melt adhesive containing 15 to 70 wt% of a mixture of at least one copolymer based on ethylene and/or propylene and at least one C4 to C20 a olefin which can be obtained as a block copolymer by metallocene catalyzed polymerization and at least one styrene block copolymer 10 to 70 wt% of at least one tackifying resin and 0 to 40 wt% of additional additives wherein the sum of the % shares should equal 100% and the tackifying resin is completely or partially a soft resin.