Carbon Dioxide → Calcium bicarbonate

HRID 1022280

Reaction equation

HRID 1022280 reaction equation
[C:1](=[O:4])([O-:3])[O-:2].[Ca+2:5].C(=O)=O>O>[C:1](=[O:2])([OH:4])[O-:3].[Ca+2:5].[C:1](=[O:2])([OH:4])[O-:3]

Participants

4

Reactant 2

HCID 280Carbon DioxideHCID 10112Calcium Carbonate

Product 1

HCID 10176262Calcium bicarbonate

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Procedure

Dolomite, marble and calcium carbonate are carbonized at 25° C. by spraying water and introducing CO2 (99 vt %) simultaneously. Pure aqueous solution of calcium bicarbonate (CaO: 11 g/L, Fe: 0.5 ppm, Al: 0.6 ppm) can be obtained after clarification and filtration.

Workup

  1. customare carbonized at 25° C.

Sources & evidence

ORD record
ord-e17d68ec1afd4b8698a15a2d04107a4b
Source dataset
uspto-grants-2014_05
Patent number
US08721998B2

Linked notes

Loading…