Coated granules containing liquid and solid active compounds

US5326573A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Elmar Antfang · Monheim, DE
• Dimitrios Kerimis · Cologne, DE
• Rolf-Jurgen Singer · Wuppertal, DE

Key dates

• Filing date: Feb 23, 1993
• Grant date: Jul 5, 1994
• Expiry date: Feb 23, 2013

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2998
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

In the combating of agricultural and horticultural pests by applying to a locus from which it is desired to exclude such pests a normally liquid active compound and a normally solid active compound, the improvement which comprises applying such active compound in the form of granules comprising PA1 a) carrier granules having a non-absorptive surface, PA1 b) at least one liquid active compound and at least one solid active compound, PA1 c) at least one adhesive based on polyurethane as a binder, optionally mixed with a further adhesive selected from the group consisting of polyvinyl acetate, polyvinylpyrrolidine, polyvinyl alcohol, vinyl acetate/di-n-butyl maleate copolymers, acrylic acid ester, vinyl acetate/ethylene, vinyl acetate/ethylene/vinyl chloride, vinyl acetate/acrylic acid ester, vinyl acetate/vinyl ester and styrene/acrylic acid ester, and PA1 d) optionally an additive.