[EN] PROCESS FOR THE PRODUCTION OF COMPOSITE ARTICLES<br/>[FR] PROCÉDÉ DE PRODUCTION D'ARTICLES COMPOSITES
申请人:NOURYON CHEMICALS INT BV
公开号:WO2019238555A1
公开(公告)日:2019-12-19
Process for the production composite articles, comprising the steps of: a)providing a curable mixture comprising: -30-95 wt% of filler material, -5-70 wt% of resin, selected from unsaturated polyester resins, vinyl ester resins, (meth)acrylate resins, and combinations thereof, -0.5-10 phr of at least one peroxyester, -0.1-2.0phr of at least one organic hydroperoxide, the weight ratio peroxyester/organic hydroperoxide being below 14.0, the curablemixture being essentially free of ketone peroxide, b)shaping the mixture, and c)heating the shaped mixture at a temperature in the range 60-100°C to affect hardening of the resin and the formation of an article.