RESIN COMPOSITION FOR SEALING ELECTRICAL AND ELECTRONIC PARTS, METHOD FOR PRODUCING SEALED ELECTRICAL AND ELECTRONIC PARTS, AND SEALED ELECTRICAL AND ELECTRONIC PARTS
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United States of America Patent
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Issued Date -
Aug 7, 2014
app pub date -
Aug 22, 2012
filing date -
Aug 30, 2011
priority date (Note) -
Abandoned
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Abstract
It is provided that a resin composition for sealing electrical and electronic parts that can provide a flame-retardant sealed electrical and electronic part having no bleed out of a flame resistor while maintaining filling properties of a sealant in the practical level and adhesion between the sealant and an electrical and electronic part. A resin composition for sealing electrical and electronic parts, comprising a copolymer polyester elastomer (X), a brominated epoxy resin (B1), a non-brominated epoxy resin (B2) and a polyolefin resin (C), and having a melt viscosity of 5 dPa·s or more and 3.0×103 dPa·s or less when dried to a water content of 0.1% or less, heated to 220° C., subjected to a pressure of 1 MPa, and then extruded from a die having a hole diameter of 1.0 mm and a thickness of 10 mm, a sealed electrical and electronic part using the resin composition for sealing electrical and electronic part, and a method for producing the sealed electrical and electronic parts.
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