Polymeric crosslinkable compositions containing spiroorthocarbonates

US7129290B2 · kind B2 · utility

Assignee

• E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

• Robert John Barsotti · Drexel Hill, US
• Patrick Henry Corcoran · Cherry Hill, US
• Neville Everton Drysdale · Newark, US
• Laura Ann Lewin · Wilmington, US

Key dates

• Filing date: Jan 11, 2002
• Grant date: Oct 31, 2006
• Expiry date: Oct 21, 2022

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G18/34
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Polymeric compositions containing spiroorthocarbonate groups and another functional group which reacts with hydroxyl groups are readily crosslinked on contact with water. These compositions are useful as sealants, coatings and encapsulants.