Huntsman Advanced Materials Licensing (switzerland) Gmbh

Huntsman Advanced Materials Licensing Ch Gmbh

Huntsman Advanced Materials Licensing Gmbh

Hubert Wilbers

Christian Beisele

Daniel Baer

Sophie Colliard

Catherine Schoenenberger

Daniel BÄR

The disclosure relates to a curable mixture for use in impregnation of paper bushings comprising a resin mixture of a bisphenol-A-diglycidylether (BADGE) and a bisphenol-F-diglycidylether (BFDGE), methyltetrahydrophthalic anhydride (MTHPA) as hardener, and an accelerator selected from the group consisting of tertiary alkylamine aminoethylalcohols and corresponding ethers thereof as well as paper bushings impregnated with such mixture and uses of such mixture.

Compositions for use in impregnation of paper bushings

A multiple component anhydride-free, thermosetting epoxy resin composition comprising, (A) at least one epoxy resin, and (B) at least one curing agent selected from the group of (b1) a polyetheramine of the formula (1) (Formula (1)), wherein x is a number of from 2 to 8, and (b2) a polyetheramine with at least one terminal end group of the formula (2) (Formula (2)), and (C) at least one epoxy silane, is, in particular, suitable for the manufacture of instrument transformers and dry-type transformers by casting, potting and encapsulation processes, wherein said articles exhibit good mechanical, electrical and dielectrical properties. 

Thermosetting epoxy resin composition for the preparation of articles for electrical engineering, and the articles obtained therefrom

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Schopfheim, Germany

Hubert Wilbers