Concrete mixtures; concrete hardening compounds; concrete bonding compounds; chemical additives and compositions for use with concrete; curing agents for concrete; chemical preparations for the treatment of concrete; silicates; synthetic polymeric moulding materials

Polymer fibres (other than for use in textiles); polymer fibres for use in concrete; polymer fibres for use in bitumen; polymer resin fibres (other than for use in textiles); synthetic materials (other than preparations) for use in manufacture