Production method of calcium carbonate porous sintered body
AssigneeShiraishi Central Laboratories Co. Ltd.
InventorsMasahiko Tajika, Shota Umemoto, Shunzo Shimai
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Abstract
Provided is a production method that can easily produce a calcium carbonate porous sintered body. The production method includes the steps of: preparing a dispersion liquid containing calcium carbonate and a gelling agent; adding a foaming agent to the dispersion liquid, followed by stirring until foamy to make a foam; turning the foam into a gel; and sintering the gelled foam to produce a calcium carbonate porous sintered body.
Claims10
A method for producing a calcium carbonate porous sintered body, the method comprising the steps of:
- preparing a dispersion liquid containing calcium carbonate and a gelling agent;
- adding a foaming agent to the dispersion liquid, followed by stirring until foamy to make a foam;
- turning the foam into a gel;
- and
- sintering the gelled foam to produce a calcium carbonate porous sintered body.
Calcium carbonate for producing a calcium carbonate porous sintered body, the calcium carbonate having a purity of 99.9% by mass or more.
Dependencies are inferred from the claim text.