Wax emulsion for manufacture of composite boards

Details Wax emulsion for manufacture of composite boards Wax emulsion for manufacture of composite boards

2006-05-18

2010-11-30

Choi, Ling-Siu (Department: 1796)

Colloid systems and wetting agents; subcombinations thereof; pro

Continuous liquid or supercritical phase: colloid systems;...

Aqueous continuous liquid phase and discontinuous phase...

Reexamination Certificate

active

07842731

ABSTRACT:
Wax emulsions useful for manufacture of a composite board are described which include water; a lignosulfonic acid or a salt thereof; and at least one wax selected from the group consisting of slack wax, paraffin wax and montan wax. Such emulsions are useful in composite board formulations and methods for making composite boards such as oriented strand boards.

REFERENCES:
patent: 3748222 (1973-07-01), Wheeler
patent: 4468254 (1984-08-01), Yokoyama et al.
patent: 5437722 (1995-08-01), Borenstein
patent: 5695553 (1997-12-01), Claret et al.
patent: 6113729 (2000-09-01), Chiu
patent: 6183849 (2001-02-01), Lindsay et al.
patent: 6297313 (2001-10-01), Hsu
Virgil B. Guthrie, Petroleum Products Handbook, 1960, McGraw-Hill Book Company, Inc., First edition, p. 10-13.

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