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:
Feb. 16, 2010

Filed:

Oct. 01, 2008
Applicants:

Richard Joseph Severt, North Plainfield, NJ (US);

Antonio Gutierrez, Mercerville, NJ (US);

Jacob Emert, Brooklyn, NY (US);

Ramdas Venkatram, Edison, NJ (US);

Jeremy Roger Spencer, Didcot, GB;

Allison Joan Baker, Jersey City, NJ (US);

Inventors:

Richard Joseph Severt, North Plainfield, NJ (US);

Antonio Gutierrez, Mercerville, NJ (US);

Jacob Emert, Brooklyn, NY (US);

Ramdas Venkatram, Edison, NJ (US);

Jeremy Roger Spencer, Didcot, GB;

Allison Joan Baker, Jersey City, NJ (US);

Assignee:

Infineum International Limited, Abingdon, Oxfordshire, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 289/00 (2006.01); C08F 8/00 (2006.01); C08F 8/46 (2006.01);
U.S. Cl.
CPC ...
Abstract

The residual chlorine content of a polyolefin-substituted carboxylic acylating agent formed by a halogen-assisted reaction of a polyalkene and at least one olefinic, monounsaturated mono- or dicarboxylic acid, anhydride or ester, is reduced when the reaction is conducted in the presence of a controlled amount of a metal compound.


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