MUMBAI, India, Sept. 26 -- Intellectual Property India has published a patent application (202517084152 A) filed by Anglo Platinum Marketing Limited, London, on Sept. 4, for 'a nickel-free platinum alloy composition.'
Inventor(s) include Turk, Andrej; Rendell, Paul; Sim, Nicholas; Mirab, Saeidehsadat; and Philips, Howard.
The application for the patent was published on Sept. 26, under issue no. 39/2025.
According to the abstract released by the Intellectual Property India: "A platinum alloy composition consisting, in weight percent, of: 0.0 to 5.0 gold, 0.0 to 2.5 cobalt, 0.0 to 3.0 copper, 0.0 to 5.0 iron, 0.0 to 2.75 gallium, 0.0 to 3.0 indium, 0.0 to 5.0 iridium, 0.0 to 5.0 manganese, 0.0 to 5.0 palladium, 0.0 to 5.0 rhenium, 0.0 to 5.0 rhodium, 0.0 to 5.0 ruthenium, 0.0 to 3.0 tin, 0.0 to 5.0 silver, with the sum of platinum and iridium being 95.0 or more and incidental impurities, wherein the following equation is satisfied in which WCo, WCu, WFe, WGa, WIn, WNi, WPd, WSn, WRh, WIr, WAu, WRu, WRe, WAg and WMn are the weight percent of cobalt, copper, iron, gallium, indium, nickel, palladium, tin, rhodium, iridium, gold, ruthenium, rhenium, silver and manganese in the alloy respectively 60 + WPd*2.5 + WRh*3.4 + WIr*6.455 + WAu*11.93 + WRu*13.241 + WCu*14.328 + WRe*16.6 + WNi*16.9 + WMn*18.48 + WCo*18.69 + WFe*21.879 + WIn*29 + WSn*28.207 + WGa*42.379 + WAg*9.0 = 130 and wherein the following condition is satisfied in which WCo, WCu, WFe, WGa, WIn, WNi, WPd, WSn, WMn, WRu, WIr, WRh, WAu, WPt, WAg and WRe are the weight percent of cobalt, copper, iron, gallium, indium, nickel, palladium, tin, manganese, ruthenium, iridium, rhodium, gold, platinum, silver and rhenium in the alloy respectively 16.6 - 0.10406*WAg - 0.1028*WCo - 0.1201*WCu - 0.2113*WFe - 0.3368*WGa - 0.1125*WIn - 0.1639*WNi - 0.015*WPd - 0.1959*WSn + 17.276261 - 0.20*WMn + 0.0678*WRu + 0.035*W + 0.045*WRh - 0.059*WAu + 0.066*WRe = 17.1 and wherein the following equation is satisfied in which WCo, WCu, WFe, WGa, WIn, WNi, WPd, WSn, WMn, WRu, WIr, WRh, WAu, WAg and WRe are the weight percent of aluminium, cobalt, copper, iron, gallium, indium, nickel, palladium, tin, titanium, manganese, ruthenium, iridium, rhodium, gold, silver and rhenium in the alloy respectively 4.22WAg2 + 0.041WAuWCo + 0.122WAuWIn + 1.96WAuWNi + 1.87WAuWSn + 0.903WAu2 + 1.74WCoWGa + 13.4WCoWIn + 1.24WCoWMn + 5.04WCoWSn + 1.02WCo2 + 8.97WCuWFe + 1.74WCuWGa + 4.38WCuWIn + 1.16WCuWMn + 0.491WCuWNi + 3.69WCuWSn + 0.22WCu2 + 1.68WFeWGa + 3.31WFeWIn - 1.26WFeWMn + 5.07WFeWSn + 0.199WFe2 + 5.35WGaWIn + 0.086WGaWMn + 3.27WGaWRe + 33.3WGaWRh + 4.56WGaWRu + 2.21WGaWSn + 29.0WGa + 8.49WGa2 + 9.09WInWMn - 0.28WInWNi + 15.4WInWRh + 0.992WInWRu + 11.7WIn + 6.68WIn2 + 0.863WIr2 + 5.73WMnWNi - 0.02WMnWRu + 5.68WMnWSn + 18.4WMn - 0.89WMn2 + 0.49WNiWRu + 0.186WNi2 + 4.48WReWSn + 1.15WRe2 - 5.11WRhWSn + 2.04WRh2 + 0.885WRuWSn + 1.28WRu2 + 1.58WSn + 9.49WSn2 + 11.6= 100."
The patent application was internationally filed on Feb. 07, 2024, under International application No.PCT/GB2024/050327.
Disclaimer: Curated by HT Syndication.
