FLAME-RETARDANT RESIN COMPOSITION AND PREPREG, LAMINATED BOARD AND PRINTED WIRING BOARD USING THE COMPOSITION

摘要

PROBLEM TO BE SOLVED: To provide a resin composition that has sufficient flame retardancy by using a resin provided with flame-retardant effects in the molecular skeleton without comprising a halogen-including flame retardant, while possessing sufficient physical and chemical properties. SOLUTION: This invention is a resin composition that comprises (A) a compound bearing the dihydrobenzoxazine ring and (B) an organophosphorus compound represented by formula (1) or its derivative (wherein R1 is H or an arbitrary halogen-free organic group). COPYRIGHT: (C)2004,JPO&NCIPI