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:
Dec. 10, 1985
Filed:
Jan. 27, 1984
Applicant:
Inventor:
Robert D Wysong, Wilmington, DE (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A01N / ;
U.S. Cl.
CPC ...
424 78 ; 424 32 ; 525113 ;
Abstract
This invention relates to a process for preparing a one-phase, solid, controlled release pesticidal composition, said process comprising simultaneously mixing and heating a mixture of a copolymer of a hydrophobic barrier monomer and an unsaturated monomer dicarboxylic acid, a pesticide and a cross-linking agent to a temperature of about 60.degree. to 150.degree. C. but below the decomposition temperature of the pesticide until a homogenous melt is produced, followed by cooling.