Formulated polyol compositions

US11932722B2 · kind B2 · utility

Assignee

• DOW GLOBAL TECHNOLOGIES LLC · US

Inventors

• Qinghao Meng · Angleton, US
• Lucie Porcelli · Richterswil, CH
• David J. Honkomp · Covington, US
• Meagan Broadway · Freeport, US
• Morgan A. Springs · Angleton, US
• Paul Cookson · Samstagern, CH
• William L. Ritter · Freeport, US
• Anja Arlt · Horgen, CH

Key dates

• Filing date: Oct 7, 2019
• Grant date: Mar 19, 2024
• Expiry date: Mar 17, 2041

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G2350/00
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Embodiments of the present disclosure are directed towards formulated polyol compositions that include a first polyether polyol having an average hydroxyl number from 112 to 280 mg KOH/g, a second polyether polyol having an average hydroxyl number from 18.5 to 51 mg KOH/g, a third polyether polyol having an average hydroxyl number from 20 to 70 mg KOH/g, and at least one of: fourth polyether polyol having an average hydroxyl number from 112 to 280 mg KOH/g; and a methoxypolyethylene glycol having an average hydroxyl number from 56 to 190 mg KOH/g.