Compositions and methods and uses relating thereto

US11292914B2 · kind B2 · utility

Assignee

• Keeling & Walker, Limited

Inventors

• Dieter Guhl · Hattingen, DE
• Anna Dobrowolska · Stoke-on-Trent, GB

Key dates

• Filing date: Sep 18, 2019
• Grant date: Apr 5, 2022
• Expiry date: Jun 18, 2040

Classification

• Technology area (CPC E): Fixed Constructions
• CPC primary: E06B2009/2417
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

A material of formula (I) M1aM2bWcOd(P(O)nRm)e  (I) wherein each of M1 and M2 is independently ammonium or a metal cation; a is 0.01 to 0.5; b is 0 to 0.5; c is 1; d is 2.5 to 3; e is 0.01 to 0.75; n is 1, 2 or 3; m is 1, 2 or 3; and R is an optionally substituted hydrocarbyl group.