Patent ID: 6162840
Filing Date: 2000-12-19
Classification: C08G,C08L,C09D,Y10S

Abstract:
Impregnating, casting and coating compositions for electrical and electronic components and for carrier materials for sheet-form insulating materials, comprising saturated or unsaturated polyester resins, or mixtures of saturated and unsaturated polyester resins, which do not comprise any vinylic unsaturated monomers, and which contain structural units of the general formulae (I) and/or (II) ##STR7## wherein the structural units of the formulae (I) and/or (II) have been introduced by using compounds of the formulae (V) and/or (VI) ##STR8## wherein esterfication products of the compounds of the formulae (V) and/or (VI) with monofunctional alcohols, olyfunctional alcohols, alkoxylation products thereof, polyetherpolyols or polyesterpolyols are employed in addition, and wherein the impregnating, casting and coating compositions are liquid at room temperature.