METHODS OF MAKING AND USING LIGNIN DERIVATIVES

USPTO Patent Application US 2018/0037598 A1
Application Date: Feb. 8th, 2018

ABSTRACT

Materials and methods for preparing reactive lignin and for preparing a bio-based adhesive are described herein.
Application Number:
15/552,227
International Classification:
C07G 1/00 (20060101); C04B 24/18 (20060101); C09K 8/20 (20060101)
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CLAIMS

What is claimed is:

1. A process for preparing a lignin derivative, the process comprising: contacting a lignin with a diazonium compound of Formula I:wherein: Ar1 is a 6-10 membered aryl substituted by 1, 2, 3, or 4 independently selected Ra groups;L1 is selected from the group consisting of —C1-6 alkylene-, —Y—, —Y—C1-6 alkylene-, —Y—C1-6 alkylene-Y—,...

DESCRIPTION

TECHNICAL FIELD

This disclosure generally relates to methods of making and using reactive lignin. This disclosure also generally relates to methods of making and using bio-based adhesives.
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