Styrene-hypophosphite adduct, a process for preparation thereof, and its use

US7220791B2 · kind B2 · utility

Assignee

• Clariant Produkte (Deutschland) GmbH · DE

Inventors

• Harald Bauer · Ehningen, DE
• Sebastian Hoerold · Diedorf, DE
• Werner Krause · Plantsville, US
• Martin Sicken · Cologne, DE
• Peter Staniek · Binzen, DE

Key dates

• Filing date: May 26, 2004
• Grant date: May 22, 2007
• Expiry date: Jul 29, 2025

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09K21/14
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to a styrene-hypophosphite adduct of the formula (I){R9[C(Ph(R1, R2, R3, R4, R5))R6—CR7R8]n}mP(O)(O 1/x Mx+)(R10)2-mwhere