Patent · US Active

Biobased urethane (meth)acrylate for use in cladding

US12305069B2 · kind B2 · utility

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22Claims

0Family size

Assignee

ALLNEX BELGIUM S.A. · BE

Inventors

Jurgen Van Holen · Mariakerke, BE
Guido Vanmeulder · Lot, BE
Michel Tielemans · Wemmel, BE

Key dates

Filing date	Jun 16, 2020
Grant date	May 20, 2025
Priority date	—
Expiry date	Jul 23, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D175/16
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A radiation curable and at least partially biobased urethane (meth)acrylate for use in a one-component coating composition for cladding an outdoor surface of a building, obtained from the reaction of at least the following compounds: a. a polyisocyanate compound having a biobased carbon content of at least 20%, preferably at least 50%, as determined by method A of the standard ASTM D6866-12:2008, and b. a (meth)acrylate compound, different from compound a, and containing a reactive group capable to react with isocyanate groups.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.