| abstract |
The invention relates to a phenol resin for use in the phenol resin component of a two-component binder system for the polyurethane cold box process, a two-component binder system for use in the polyurethane cold box process, a molding material mixture for hardening by contacting with a tertiary amine, the use of a corresponding phenol resin, a corresponding phenol component, a corresponding two-component binder system or a corresponding molding material mixture. The invention further relates to an article from the group consisting of risers, foundry molds and foundry cores, which can be produced from a corresponding molding material mixture, a method for producing a phenol resin and a method for producing an article from the group consisting of risers, foundry molds and foundry cores. |