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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 848438Generated: October 29, 2026

Calcium Sulfate Dihydrate → Calcium Sulfate, Hemihydrate

https://huagongshe.com/reaction/848438

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCalcium Sulfate DihydrateHCID 24928—
SolventWaterHCID 962—
ProductCalcium Sulfate, HemihydrateHCID 3033839—

Reaction Steps

10 grams of calcium sulfate dihydrate fibers, prepared in accordance with Example 2, are heated in the autoclave in a water vapor atmosphere (at a pressure of 6 bars) for 6 hours at 130°, becoming substantially dehydrated and forming essentially monocrystalline calcium sulfate hemihydrate fibers.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04296089
Source datasetuspto-grants-1981_10
ORD IDord-234ad53c60974881935454fd368c28da
Source noteuspto-grants-1981_10