STRUCTURAL POLYURETHANE ADHESIVES

The present invention relates to a structural adhesive compositions comprising a polyurethane which is obtainable by reacting a polyisocyanate having a functionality in the range of from 2 to 3 and a hydrogenated polybutadiene polyol having a functionality in the range from 1.5 to 2.5 and a 1,2 viny...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	GERARD, ERIC-JACK
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE ADHESIVES CHEMISTRY COMPOSITIONS BASED THEREON DYES MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL ORGANIC MACROMOLECULAR COMPOUNDS PAINTS POLISHES THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF MATERIALS AS ADHESIVES
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Beschreibung
Zusammenfassung:	The present invention relates to a structural adhesive compositions comprising a polyurethane which is obtainable by reacting a polyisocyanate having a functionality in the range of from 2 to 3 and a hydrogenated polybutadiene polyol having a functionality in the range from 1.5 to 2.5 and a 1,2 vinyl content prior to hydrogenation of from 30 to 70% by weight, and wherein the NCO:OH molar ratio is in the range from more than 1.05 up to 1.6.