Abstrakt:
Historically used consolidants for strengthening impregnation treatment of damaged, polychrome, antique wood – preliminary survey. Part I: Materials based on natural constituents This paper deals with the number of materials, based on natural constituents, used for strengthening impregnation treatment of antique, wooden art objects till about early seventies of 20th century. To this group belong animal glues, vegetable drying oils, colophony, dammar, mastic and shellac solutions as well as waxes, especially beeswax, sometimes used with an addition of resins. The reader is introduced with their properties, lying stress on drawbacks, negative aspects and harmful effects of their applications to wood, polychromy and gilding.