Reinforced concrete laminate - for boat building

摘要

The thin, durable laminate comprises alternating layers, bonded together, of (1) a cement material derived from a mixture of hydraulic cement, an additive, suitable sand, an epoxy resin and a calculated amt. of water to set the cement, and (2) a fibre reinforced epoxy resin, e.g. with metal, glass, synthetic fibres, etc. (1) also pref. contains an additive reducing water, esp. a mixture of a hydroxylated polymer, calcium lignosulphonate and an organic accelerator.