Reacción #2374458

ord-30cf64d9d0094599a11c98a1623d828e

Ecuación de reacción

O.O.O=S(=O)([O-])[O-].[Ca+2]
calcium sulfate dihydrate
→
O.O=S(=O)([O-])[O-].O=S(=O)([O-])[O-].[Ca+2].[Ca+2]
calcium sulfate hemihydrate

Reactantes

O.O.O=S(=O)([O-])[O-].[Ca+2]
calcium sulfate dihydrate

Reactivos

Ninguno

Disolventes

O
water

Condiciones de reacción

Condiciones detalladas
See reaction.notes.procedure_details.

Tratamiento posterior

  1. 1
    OtroThis chemical reaction
  2. 2
    Temperaturaheat

Procedimiento

This chemical reaction indicates that calcium sulfate dihydrate plus heat yields calcium sulfate hemihydrate plus water vapor. This process is conducted in a "calciner," several types of which are known in the art (e.g., a calcidyne calciner). A flash calcination impact mill is an apparatus for simultaneously drying, grinding, and calcining gypsum.

Fuente

DOI: 10.6084/m9.figshare.5104873.v1Patente: US06083465uspto-grants-2000_07