Calcium Sulfate Dihydrate → Calcium Sulfate, Hemihydrate

HRID 346405

반응식

HRID 346405 반응식
O.O.[O-:3][S:4]([O-:7])(=[O:6])=[O:5].[Ca+2:8]>O>[OH2:3].[S:4]([O-:7])([O-:6])(=[O:5])=[O:3].[Ca+2:8].[Ca+2:8].[S:4]([O-:7])([O-:6])(=[O:5])=[O:3]

참가 물질

3

실험 절차

The calcination (or dehydration) step in the manufacture of stucco is performed by heating the land plaster, and generally can be described by the following chemical equation which shows that heating calcium sulfate dihydrate yields calcium sulfate hemihydrate (stucco) and water vapor: CaSO4.2H2O+heat#CaSO4.½H2O+1 ½H2O.

출처 및 근거

ORD 기록
ord-6e633223498d4bff9b206e572e6a7b68
출처 데이터셋
uspto-grants-2007_02
특허 번호
US07172403B2

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