Stabilized halogen-containing polymers

US5534566A · kind A · utility

Assignee

• Ciba-Geigy · US

Inventors

• Wolfgang Wehner · Ober-Ramstadt, DE
• Rolf Drewes · Bad Bellingen, DE
• Karl-Josef Kuhn · Herbstein, DE
• Hans Sander · Ludwigshafen, DE
• Markus Kolb · Plankstadt, DE

Key dates

• Filing date: Apr 10, 1995
• Grant date: Jul 9, 1996
• Expiry date: Apr 10, 2015

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K3/22
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Use of a di- or polysaccharide alcohol and an inorganic or organic zinc, aluminum or rare-earth compound allows a high degree of stabilization of a halogen-containing polymer or polymer recyclate.