Organic polyisocyanate-liquid aromatic epoxide-lignin adhesive b

Details Organic polyisocyanate-liquid aromatic epoxide-lignin adhesive b Organic polyisocyanate-liquid aromatic epoxide-lignin adhesive b

1983-11-25

1984-12-04

Nielsen, Earl A.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

264109, 264211, 264319, 527401, 528 73, 523400, C08L 6300, C08L 9700

Patent

active

044865570

ABSTRACT:
An adhesive binder composition is provided for the preparation of lignocellulosic composite molded articles such as flake or particle board, made from moldable compositions which comprises an organic di- or polyisocyanate a liquid aromatic epoxide and lignin, for application to the lignocellulosic material prior to the molding process to form the composite product.

REFERENCES:
patent: 3702839 (1972-11-01), Glasgow et al.
patent: 3984376 (1976-10-01), Yokono et al.
patent: 4066628 (1978-01-01), Ashida et al.
patent: 4070416 (1978-01-01), Narahara et al.
patent: 4359507 (1982-11-01), Gaul et al.
patent: 4361662 (1982-11-01), Gaul et al.

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