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. 17, 1984
Filed:
Apr. 18, 1983
Applicant:
Inventor:
Donna B Carville, Plaquemine, LA (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
502155 ; 528416 ;
Abstract
A novel composition of matter for catalyzing the polymerization of vicinal epoxides is formed by the reaction of a trialkylaluminum compound, phenothiazine, water, acetylacetone and a Lewis base selected from tetrahydrofuran and 1,4-dioxane.
Carville, Donna. (1984). Catalyst for epoxide polymerization (U.S. Patent No. 4460703). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4460703
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile