B - Operations – Transporting – 27 – K
Patent
B - Operations, Transporting
27
K
B27K 3/52 (2006.01)
Patent
CA 2087746
The chromium-free wood preservative according to the present invention contains copper salts, alkanolamine and also polymer, quaternary ammonium borate that is obtained by the simultaneous conversion of amines with ethylene or propyleneoxide and boric acid.
Barth Volker
Hartner Helmut
Marks & Clerk
Rutgerswerke Aktiengesellschaft
Weyl Gmbh
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