4 patents
Utility
Treated Titanium Dioxide Pigment with High Magnesium Oxide Addition, Process of Making Thereof and Use Thereof In Paper Manufacture
20 Oct 22
Process for the surface treatment of a titanium dioxide pigment, characterized in that it comprises the following steps: an aqueous suspension of titanium dioxide pigments is formed, in a first step, a layer of alumina phosphate is precipitated on the surface of the pigment, in a second step, a layer of alumina is precipitated over the first layer of alumina phosphate, and in a third step, a layer of magnesium oxide and alumina is precipitated on the layer of alumina.
Robert McIntyre, Julie Elizabeth Kerrod, Ben Webber, Neil Burniston
Filed: 27 Jun 22
Utility
Anti-corrosion Titanium Dioxide Pigments
17 Feb 22
An anti-corrosion pigment for use in an aqueous-based coating composition is provided herein.
Quan Su, Venkata Rama Rao Goparaju
Filed: 13 Aug 21
Utility
Treated Titanium Dioxide Pigment with High Magnesium Oxide Addition, Process of Making Thereof and Use Thereof In Paper Manufacture
23 Sep 21
Process for the surface treatment of a titanium dioxide pigment, characterized in that it comprises the following steps: an aqueous suspension of titanium dioxide pigments is formed, in a first step, a layer of alumina phosphate is precipitated on the surface of the pigment, in a second step, a layer of alumina is precipitated over the first layer of alumina phosphate, and in a third step, a layer of magnesium oxide and alumina is precipitated on the layer of alumina.
Robert McIntyre, Julie Elizabeth Kerrod, Ben Webber, Neil Burniston
Filed: 19 Jun 19
Utility
Treated Titanium Dioxide Pigment, Process of Making Thereof and Use Thereof In Paper Manufacture
26 Aug 21
Process for the surface treatment of a titanium dioxide pigment, characterized in that it comprises the following steps: an aqueous suspension of titanium dioxide pigments is formed, in a first step, a layer of alumina phosphate is precipitated on the surface of the pigment, in a second step, a layer of alumina is precipitated over the first layer of alumina phosphate, and in an optional third step, a layer of magnesium oxide is precipitated on the layer of alumina Titanium dioxide pigments made by the disclosed process and method using said pigments in paper manufacturing are also disclosed.
Robert McIntyre, Julie Elizabeth Kerrod, Ben Webber, Neil Burniston
Filed: 19 Jun 19
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