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:
Feb. 13, 1990
Filed:
Mar. 10, 1988
Applicant:
Inventors:
Toshiro Ohtsubo, Osaka, JP;
Shigenori Tsuda, Kyoto, JP;
Yukio Manabe, Osaka, JP;
Takaaki Itoh, Hyogo, JP;
Hitoshi Kawada, Osaka, JP;
Goro Shinjo, Osaka, JP;
Kozo Tsuji, Nara, JP;
Assignee:
Sumitomo Chemical Company, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ; A01N / ; B01J / ;
U.S. Cl.
CPC ...
424408 ; 264-47 ; 424419 ; 424D / ; 42840221 ; 514132 ;
Abstract
Termites are prevented by applying thereto microencapsulated organophosphorus termite controlling composition in an amount of 5-100 g as an effective ingredient. The composition comprises an organophosphorus insecticidal compound encapsulated in a microcapsule formed of a polyurea or polyurethane wall and having an average particle diameter of not more than 80 .mu.m, a wall thickness of 0.1-1 .mu.m, and a value of the average particle diameter/wall thickness of 20-400.