BETA-HYDROXY-BUTYRIC ACID POLYESTERS, PROCESS FOR THEIR PREPARATION AND THEIR USE IN VARNISHING MATERIAL

Polyesters having a hydroxyl number of from 50 to 400 and containing 20 to 90% by weight of co-condensed beta -hydroxybutyric acid units have proved to yield transparent, glossy, elastic and hard coatings.

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Bibliographische Detailangaben
Hauptverfasser:	RUDOLF, HANS, PFITZNER, JORG, REUTER, KNUD, DHEIN, ROLF
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS COMPOSITIONS BASED THEREON CORRECTING FLUIDS DYES FILLING PASTES INKS MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING POLISHES THEIR PREPARATION OR CHEMICAL WORKING-UP USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	Polyesters having a hydroxyl number of from 50 to 400 and containing 20 to 90% by weight of co-condensed beta -hydroxybutyric acid units have proved to yield transparent, glossy, elastic and hard coatings.