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.

Date of Patent:
Nov. 16, 2010

Filed:

Nov. 10, 2008
Applicants:

Jay A. Fournier, Richmond, VA (US);

Joshua Powell, Richmond, VA (US);

John F. Cunningham, Richmond, VA (US);

Warren D. Winterson, West Point, VA (US);

Ulrike Becker, Richmond, VA (US);

Inventors:

Jay A. Fournier, Richmond, VA (US);

Joshua Powell, Richmond, VA (US);

John F. Cunningham, Richmond, VA (US);

Warren D. Winterson, West Point, VA (US);

Ulrike Becker, Richmond, VA (US);

Assignee:

Philip Morris USA Inc., Richmond, VA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21H 17/63 (2006.01); C01B 21/097 (2006.01);
U.S. Cl.
CPC ...
Abstract

Processes for producing the monohydrate form of magnesium ammonium phosphate in slurry from use of environmentally friendly reactants are described. Slurry containing the monohydrate form of magnesium ammonium phosphate can be fed directly to, and mixed with, paper making feedstock, such as feedstock for cigarette paper, without transformation of the monohydrate form to the hexahydrate form of magnesium ammonium phosphate.


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