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:
Jan. 26, 1982
Filed:
Feb. 22, 1980
Felek Jachimowicz, Columbia, MD (US);
Joseph W Raksis, Columbia, MD (US);
W. R. Grace & Co., Columbia, MD (US);
Abstract
A process for forming polymeric polyamine/amide by contacting, in a liquid media, a hydrocarbon polymer having olefinic double bonds therein, a nitrogen containing compound selected from ammonia, or a monomeric primary or secondary amine, water, and carbon monoxide, in the presence of a catalytic amount of a rhodium atom containing compound selected from metallic rhodium, rhodium salts, rhodium oxides, rhodium carbonyls and ligands thereof at a temperature of from 50.degree. to 250.degree. C. and at a pressure of from about 30 to about 300 atmospheres.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile