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. 10, 1984
Filed:
Dec. 23, 1981
Applicant:
Inventors:
David M Gardner, Collegeville, PA (US);
Richard V Gutowski, Haddon Heights, NJ (US);
Assignee:
Pennwalt Corporation, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
2041 / ; 2041 / ;
Abstract
Aliphatic and aromatic amines are prepared by the addition of N--H bonds from ammonia or a primary or secondary amine across the double bonds of an olefin under the influence of light energy, preferably in the presence of a photocatalyst. Amines are widely used commercially as intermediates in the manufacture of rubber products, pharmaceuticals, insecticides, dyestuffs, textile finishing agents, etc.