Wood preservation utilizing polymeric phenol sulfide
 An article comprising wood can be preserved by applying to the wood an effective amount for the preservation of the wood of a preservative composition consisting essentially of a polymeric phenol sulfide having a tetra- or higher sulfide bridge therein alkyl phenol sulfide, such as one containing an alkyl group containing from one to about four carbon atoms in the alkyl group contained therein of the following formula, where R is the alkyl group,: ##STR1## where R is alkyl, m is from 1 to 3, n ranges from about 2 to about 10, and x is about 4. 
Akzo Nobel N.V.
B C C Y
B27K C08L C08L Y10T
inventional inventional additional additional
Jagadish C. Jian-Lin Andress K.
Goswami Liu Doyle