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:
Aug. 07, 2007
Filed:
Nov. 12, 2004
Curtis Ingstad Carlson, Jr., Houston, TX (US);
Michael Stanley Decourcy, Houston, TX (US);
Jamie Jerrick John Juliette, Houston, TX (US);
Curtis Ingstad Carlson, Jr., Houston, TX (US);
Michael Stanley DeCourcy, Houston, TX (US);
Jamie Jerrick John Juliette, Houston, TX (US);
Rohm and Haas Company, Philadelphia, PA (US);
Abstract
Provided herein are improved methods for producing methacrylic acid and methacrylate esters using combined or 'integrated' processing steps including integrated hydrolysis, integrated cracking systems, and combinations thereof. In one embodiment, other aspects of an methacrylic acid and methacrylate ester production trains are integrated. Also provided are methods to purify crude methacrylic acid streams to form glacial methacrylic acid that is at least 95% pure.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile