Sodium percarbonate particles (B)

US4135010A · kind A · utility

Assignee

• Deutsche Gold- und Silber-Scheideanstalt Vormals Roessler

Inventors

• Hans Klebe · Rheinfelden (Baden), DE
• Gerd Knippschild · Bad Nauheim, DE
• Hubert Schuster · Rheinfelden (Baden), DE

Key dates

• Filing date: Sep 27, 1977
• Grant date: Jan 16, 1979
• Expiry date: Sep 27, 1997

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2982
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

There are prepared sodium percarbonate particles consisting essentially of a sodium percarbonate nucleus encased in a layer of sodium silicate and sodium percarbonate and/or sodium tripolyphosphate.