The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 31, 2011
Filed:
Aug. 10, 2007
Fernando Galembeck, Campinas, BR;
João DE Brito, Cajati, BR;
Ádamo César Mastrângelo Amaro Dos Santos, Ribeirão Preto, BR;
Renato Rosseto, Araraquara, BR;
Fernando Galembeck, Campinas, BR;
João de Brito, Cajati, BR;
Ádamo César Mastrângelo Amaro dos Santos, Ribeirão Preto, BR;
Renato Rosseto, Araraquara, BR;
Bunge Fertilizantes S.A., Sao Paulo, SP, BR;
Abstract
A process for the preparation of amorphous aluminum phosphate or polyphosphate-based pigment by reacting aluminum phosphate and sodium aluminate is provided. The amorphous aluminum phosphate or polyphosphate is characterized by a skeletal density of less than 2.50 grams per cubic centimeter and a phosphorus to aluminum mole ratio of greater than 0.8. In one embodiment, the composition is useful in paints as a substitute for titanium dioxide.