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1. (WO2018140576) A THERMOSETTING EPOXY RESIN COMPOSITION FOR THE PREPARATION OF ARTICLES FOR ELECTRICAL ENGINEERING, AND THE ARTICLES OBTAINED THEREFROM

Pub. No.:    WO/2018/140576    International Application No.:    PCT/US2018/015188
Publication Date: Fri Aug 03 01:59:59 CEST 2018 International Filing Date: Fri Jan 26 00:59:59 CET 2018
IPC: C08G 59/50
C08L 63/00
H01B 3/40
Applicants: HUNTSMAN ADVANCED MATERIALS LICENSING (SWITZERLAND) GMBH
Inventors: BEISELE, Christian
COLLIARD, Sophie
WILBERS, Hubert
Title: A THERMOSETTING EPOXY RESIN COMPOSITION FOR THE PREPARATION OF ARTICLES FOR ELECTRICAL ENGINEERING, AND THE ARTICLES OBTAINED THEREFROM
Abstract:
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.