Tropolone complexes as wood preservatives

Details Tropolone complexes as wood preservatives Tropolone complexes as wood preservatives

2006-12-21

2008-09-23

Green, Anthony J. (Department: 1793)

Compositions: coating or plastic

Coating or plastic compositions

Contains fireproofing or biocidal agent

C106S015050, C252S399000, C252S405000, C252S407000, C424S078080, C424S078090, C424S405000, C427S297000, C427S298000, C427S351000, C427S421100, C427S428010, C427S429000, C427S439000, C427S440000, C428S375000, C428S532000, C428S537100, C428S537500, C514S494000, C514S500000, C514S690000, C514S731000

Reexamination Certificate

active

07427316

ABSTRACT:
Complexes of tropolone and copper and/or zinc were solubilized in ammoniacal solution providing preservative solutions that fully penetrate wood. With loss of the ammonia from the wood, the complexes were stably retained in the wood providing a long lasting preservative.

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