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1. (WO2017201308) CARBOHYDRATE-BASED FORMALDEHYDE-FREE BINDER FOR ENGINEERED WOOD PRODUCTS

Pub. No.:    WO/2017/201308    International Application No.:    PCT/US2017/033366
Publication Date: Fri Nov 24 00:59:59 CET 2017 International Filing Date: Fri May 19 01:59:59 CEST 2017
IPC: C08G 18/00
C08L 31/00
Applicants: ECOPRO POLYMERS, INC.
Inventors: MANDAL, Humayun
Title: CARBOHYDRATE-BASED FORMALDEHYDE-FREE BINDER FOR ENGINEERED WOOD PRODUCTS
Abstract:
Formaldehyde-free aqueous binder compositions, their preparation, and their use to prepare engineered composite products, where the aqueous binder has at least some solids content, the aqueous binder including a carbohydrate polymer in an amount of about 5% to about 90% of the solids content, by weight; a copolymer of an alkenyl aromatic with at least one of an acrylate or diene in an amount of about 1 % to about 40% of the solids content, by weight; and urea in an amount of about 2% to about 90% of the solids content, by weight.