住友LCP 新製程規格資料.pdf

® Sumikasup er® L CP Sumikasup er L CP Technical notef or connector usage Technical notef or connector usage Sumitomo Chemical Co., Ltd. Electronic Materials Division Content Content 1. Preface 1 2. Physical, Mechanical and Thermal property 2 3. Electrical property and Flammability 3 4. Fluidity 4 5. Connector property 5-1. Warpage after injection molding 5-6 5-2. Warpage before and after IR-reflow 7 5-3. Influence of molding conditions on the warpage 5-3-1. Relation between the molding temperature and 8 the warpage and strength of the connector 5-3-2. Relation between the tool temperature and the 9 warpage before and after IR-reflow 5-3-3. Relation between the injection velocity and the 10 warpage before and after IR-reflow 6. Standard molding conditions 11 SSuummitoitommoo C Chheemmical Cical Coo..,,LtdLtd.. EEllectroectronicnic M Maateriateriallss DDiivisiovisionn 1. Preface ® ® Sumikasuper LCP is a thermotropic liquid crystalline polymer. Since Sumikasuper LCP has excellent ® heat resistance, good fluidity, superior physical property etc., Sumikasuper LCP is used in wide varieties of fields, particularly electric and electronic