POLYARYLENE SULFIDE RESIN COMPOSITION FOR SEALING ELECTRONIC PART AND ELECTRONIC PART SEALED THEREWITH

摘要

PURPOSE:To prepare the title compsn. which gives an electronic part having an enhanced reliability without corroding or discoloring an element or lead of the part by compounding a specific polyarylene sulfide with a zinc carbonate powder. CONSTITUTION:A polyarylene sulfide having a melt flow rate of 1000 g/10 min or higher is compounded with a zinc carbonate powder having a particle size of 0.1 mum or lower to give the title compsn., which generater a reduced amt. of metal-corroding gas, giving an electronic part having an enhanced reliability without corroding or discoloring an element or lead of the part.