C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
C08J 9/16 (2006.01) C08G 59/50 (2006.01) H01F 27/00 (2006.01) H01F 27/02 (2006.01) H01F 27/32 (2006.01)
Patent
CA 2273714
The present invention relates to a high voltage liquid-filled transformer including a housing and a dielectric liquid impregnated barrier material within the housing. The barrier material is prepared from an expandable epoxy resin formulation comprising: (i) at least one polyglycidyl compound; (ii) at least one curing agent for the polyglycidyl compound; and (iii) at least one blowing agent. An additional aspect of the present invention is a novel barrier component for a liquid-filled transformer. The present invention also relates to a method for manufacturing the novel barrier component. The present invention also relates to a method of manufacturing the transformer.
Ferng William Bin
Kultzow Robert John
Pilato Luciano
Rajadhyaksha Mangesh Yeshwant
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
Vantico Ag
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