Incorporation of SBP and ulexite into composites

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...

Reexamination Certificate

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C524S013000, C106S018130

Reexamination Certificate

active

07985791

ABSTRACT:
Sodium tetraborate pentahydrate (SBP) and Ulexite, which release their waters of hydration at 120° C. and 59° C. respectively, can be modified to allow their use as fungicides in lignocellulosic, lignocellulosic thermoplastic, and thermoplastic composites even though processing temperatures for those composites range from about 150° C. to over 300° C. This is accomplished by modifying two boron-containing chemicals prior to their incorporation into the composites. The modification involves the heating of the two chemicals followed by the mixing of the results with glycerol mono stearate (GMS). In other embodiments only heating or mixing with GMS is utilized.

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