THERMALLY EXPANDABLE COMPOSITIONS AND USE THEREOF IN WELDING SEALER TAPES

The invention is directed to a thermally expandable composition comprising at least one solid rubber R, at least on tackifying resin TR, at least one blowing agent BA, a vulcanization system VS, and 0.5 - 30 wt.-% of fibrous magnesium oxysulphate or carbon fibers or a mixture thereof. The invention...

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Bibliographische Detailangaben
Hauptverfasser:	YAMADA, Shunsuke, URAYAMA, Satoshi
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CHEMISTRY CLADDING OR PLATING BY SOLDERING OR WELDING COMPOSITIONS BASED THEREON CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING GENERAL PROCESSES OF COMPOUNDING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS SOLDERING OR UNSOLDERING THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WELDING WORKING BY LASER BEAM WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING-UP
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