MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202617077392 A) filed by Saint-Gobain Placo on June 23, 2026, for Gypsum Board With Sound Absorbing Properties And Manufacture Thereof.
Inventors include Cedano Serrano, Francisco Javier; and Girard, Jaona.
The application for the patent was published on September 18, 2026, under issue no. 38/2026.
Abstract: A gypsum board comprising a gypsum core disposed between two cover sheets; wherein said gypsum core comprises a gypsum crystal matrix and air pores; wherein at least 80%, preferably at least 90%, of air pores are connected, either by a throat or a hole, wherein the average neighbourhood coordination of said connected air pores is between 2 and 10, preferably between 4 and 8, and wherein the distribution of the air pores diameter is multimodal. The porosity allows the gypsum board to exhibit enhanced acoustic damping properties.
Disclaimer: Curated by HT Syndication.
