Patent · US Expired

Microencapsulated cockroach-controlling composition

US5306499A · kind A · utility

5Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 15, 1990
Grant dateApr 26, 1994
Priority date
Expiry dateNov 15, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S424/10
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Microencapsulated pyrethroidal cockroach-controlling composition is provided, which has an excellent residual effect. The composition comprises phenylxylylethane and a pyrethroidal compound and is encapsulated in microcapsules formed of a polyurethane wall which have an average particle diameter of not more than 80 .mu.m, a wall thickness of not more than 0.3 .mu.m, and a value of the average particle diameter/wall thickness of 100-400.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.