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:
Jul. 14, 2015
Filed:
Dec. 19, 2006
Applicants:
David A. Mortimer, West Yorkshire, GB;
Robert J. Jackson, North Yorkshire, GB;
Sun-yi Huang, Stamford, CT (US);
Inventors:
David A. Mortimer, West Yorkshire, GB;
Robert J. Jackson, North Yorkshire, GB;
Sun-Yi Huang, Stamford, CT (US);
Assignee:
Kemira OYJ, Helsinki, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D 3/37 (2006.01); C02F 5/12 (2006.01); C02F 5/14 (2006.01); C23F 14/02 (2006.01); C09K 8/528 (2006.01); C02F 103/10 (2006.01);
U.S. Cl.
CPC ...
C11D 3/378 (2013.01); C02F 5/12 (2013.01); C02F 5/14 (2013.01); C09K 8/528 (2013.01); C11D 3/3784 (2013.01); C23F 14/02 (2013.01); C02F 2103/10 (2013.01);
Abstract
Anionic polymers comprising. organic counterfoils exhibit improved biodegradability. The anionic polymers are useful as antiscalants. The biodegradability of an anionic polymer may be improved by replacing inorganic counterions with organic counterions.