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. 06, 1976
Filed:
Oct. 10, 1974
Applicant:
Inventors:
Helmut Ludwig Merten, Hudson, OH (US);
Gene Ray Wilder, Medina, OH (US);
Assignee:
Monsanto Company, St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
260 / ; 252401 ; 260814 ; 526 41 ; 526335 ;
Abstract
Dialkyl-p-phenylenediamine composition comprising first component of symmetrical N,N'-di(sec-hexyl)-p-phenylenediamine in less than 50% by weight of the total composition, second component of unsymmetrical N-(sec-hexyl)-N'-(sec-alkyl)-p-phenylenediamine having 7 or 8 carbon atoms in said sec-alkyl in amount greater than the first component and third component of symmetrical N,N'-di(sec-alkyl)-p-phenylenediamine having 7 or 8 carbon atoms in each alkyl group useful for preservation of organic materials.