Process for the preparation of a foam-cored laminate having meta

Details Process for the preparation of a foam-cored laminate having meta Process for the preparation of a foam-cored laminate having meta

1980-10-27

1982-06-15

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

156 78, 156 79, 1563314, 427373, 4284228, 521107, 521121, 521128, C08G 1814

Patent

active

043352189

ABSTRACT:
Improved adhesion between the skin and core of laminates having rigid polyisocyanurate foam cores is obtained by incorporating a dipolar aprotic organic solvent, in minor amount, into the reaction mixture employed to prepare the polyisocyanurate foam core.

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patent: 4071482 (1978-01-01), Hopkins et al.
patent: 4204019 (1980-05-01), Parker

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