| 摘要 |
PROBLEM TO BE SOLVED: To provide a composition having stability at room temperature and also having sufficiently high polymerizable properties, and a polymer obtained from the composition and having little coloration.SOLUTION: This invention relates to a composition that contains (A) a ketone compound, (B) a boron trihalide, and (C) an epoxy compound, in wich at least part of (A) the ketone compound and (B) the boron trihalide forms a complex. |
