MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202647101910 A) filed by Taisei Corporation on August 24, 2026, for Calcium Carbonate Production Method.
Inventors include Miyahara Shigeyoshi; Kawahara Masato; Owaki Eiji; Umetsu Mamiko; and Kondo Shota.
The application for the patent was published on September 18, 2026, under issue no. 38/2026.
Abstract: The present invention addresses the problem of providing a novel calcium carbonate production method that is excellent in production efficiency. A calcium carbonate production method according to the present invention comprises: a preparation step in which a raw material containing calcium hydroxide and having a water content of 0.3-40% is prepared; and a reaction step in which a gas containing carbon dioxide is supplied to the raw material while maintaining the water content of the raw material at 0.3-40% and while stirring the raw material to thereby cause the reaction of the calcium hydroxide with the carbon dioxide. In this calcium carbonate production method, the amount of calcium hydroxide in the raw material is preferably 30% or more.
Disclaimer: Curated by HT Syndication.
