Low molecular weight varnishes. Interview to E. René de la Rie, National Gallery of Art, Washington, DC.

Rene de la Rie has been working since 20 years on Low Molecular Resins. In February, 2011 a technical Workshop took place, organized by GEIIC (Spanish group of International Institute of Conservation) in the Reina Sofia Museum. Rene de la Rie, Ana Ordonez and Lourdes Domedel were the speakers and presented the results of the research they carried out. Questions that arose at this meeting are addressed in this interview.