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:
Apr. 23, 1991
Filed:
Nov. 02, 1989
Applicant:
Inventor:
Michael J Lindstrom, Downingtown, PA (US);
Assignee:
Atochem North America, Inc., Philadelphia, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01N / ;
U.S. Cl.
CPC ...
436123 ; 436120 ; 436119 ; 436161 ; 73 2335 ; 73 2338 ;
Abstract
A method of determining sulfur loading of an organic polysulfide composition comprises reacting the organic polysulfide composition with an organic phosphine to produce reaction products comprising organic phosphine sulfide and an organic sulfide selected from the group consisting of organic disulfide, organic trisulfide and mixtures thereof; and analyzing the reaction products by gas chromatography to determine the amount of sulfur.