High temperature resistant binders

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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524186, 524595, 524596, 524597, 524598, 525495, 525504, 525506, C08K 328, C08K 338, C08L 610

Patent

active

044800681

ABSTRACT:
A phenol-formaldehyde resol to which urea has been added is mixed with a boric acid-hydroxyl-amide component to provide high temperature resistant binder compositions for use in the manufacture of thermally stable bonded mineral fibre insulation structures.

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