Patents by Inventor Margit Rajamäki

Margit Rajamäki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process of preparing alkali metal titanates
    Patent number: 8840814
    Abstract: A lithium titanate product, the formula of which is in the form of LixTiyOz, and wherein y is 1, the x:y molar is 1.1-1.8, while the z:y molar ratio is 2.0-4.5. Also disclosed is a method of preparing alkali metal titanates, such as lithium titanate, at a low temperature of below 100° C., from an aqueous titanium-containing slurry and an alkali metal compound.
    Type: Grant
    Filed: November 4, 2008
    Date of Patent: September 23, 2014
    Assignee: Sachtleben Pigments Oy
    Inventors: Ralf-Johan Lamminmäki, Margit Rajamäki, Merja Kruunari
  • PROCESS OF PREPARING ALKALI METAL TITANATES
    Publication number: 20110278495
    Abstract: A lithium titanate product, the formula of which is in the form of LixTiyOz, and wherein, when y is 1, the x:y molar ratio is 1.1-1.8, while the z:y molar ratio is 2.0-4.5. Also disclosed is a method of preparing alkali metal titanates, such as lithium titanate, at a low temperature of below 100° C., from an aqueous titanium-containing slurry and an alkali metal compound.
    Type: Application
    Filed: November 4, 2008
    Publication date: November 17, 2011
    Applicant: SACHTLEBEN PIGMENTS OY
    Inventors: Ralf-Johan Lamminmäki, Margit Rajamäki, Merja Kruunari