Dispenser for the controlled release of pheromones

US5316148A · kind A · utility

Assignee

• BASF SE

Inventors

• Ulrich Neumann · Schifferstadt, DE
• Ernst Buschmann · Ludwigshafen, DE
• Ulrich Kiessling · Erpolzheim, DE
• Guenter Renz · Freinsheim, DE

Key dates

• Filing date: Oct 29, 1992
• Grant date: May 31, 1994
• Expiry date: Oct 29, 2012

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N25/18
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

In dispensers for the controlled release of pheromones, in particular sexual pheromones, a dimensionally stable container which consists of a material impermeable to the pheromone and serves as a pheromone reservoir having a volume of from 0.5 to 2.5 ml is closed by means of a pheromone-permeable film which is responsible for the pheromone release and whose release area does not exceed 10 cm.sup.2.