Melt-phase synthesis of dibasic organo-lead compounds

US4767575A · kind A · utility

Assignee

• Neynaber Chemie GmbH · DE

Inventors

• Kurt Worschech · Loxstedt, DE
• Peter Wedl · Loxstedt, DE
• Erwin Fleischer · Bremerhaven, DE
• Frido Loeffelholz · Bremerhaven, DE

Key dates

• Filing date: Dec 5, 1985
• Grant date: Aug 30, 1988
• Expiry date: Dec 5, 2005

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P20/582
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Dibasic lead-fatty acid salts are synthesized in a melt reaction between plumbous oxide and fatty acids in the presence of magnesium, calcium, and/or aluminum compounds. The salts are useful as stabilizers for halogen-containing polymers.