Microbicidal agent containing polymeric quaternary ammonium borate for preserving and disinfecting industrial products and industrial plants

US5492650A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Frank-Peter Lang · Hattersheim, DE
• Erich Gatter · Burgkirchen an der Alz, DE
• Helmut Berenbold · Wiesbaden, DE
• Detlef Wehle · Burgkirchen an der Alz, DE

Key dates

• Filing date: Dec 18, 1992
• Grant date: Feb 20, 1996
• Expiry date: Dec 18, 2012

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N55/08
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to the use of a microbicidal agent containing polymeric quaternary ammonium borate, obtained by simultaneous reaction of amines of the formula I or II ##STR1## in which R.sup.1 to R.sup.7 and A are as defined in the description, with 1 to 20 mol of ethylene oxide or propylene oxide and 0.6 to 1.5 mol of boric acid, boric acid esters or salts of boric acid, in each case per mole of nitrogen equivalent, as a preservative and/or disinfectant for industrial products and industrial plants.